./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--media--dvb-frontends--stv090x.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--media--dvb-frontends--stv090x.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 83231938a54e9ae94bbb1bd48018cfe01091365ca5db88cfd1292dc620f78e56 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 19:18:50,093 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 19:18:50,095 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 19:18:50,112 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 19:18:50,113 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 19:18:50,114 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 19:18:50,115 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 19:18:50,116 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 19:18:50,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 19:18:50,118 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 19:18:50,119 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 19:18:50,120 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 19:18:50,120 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 19:18:50,121 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 19:18:50,122 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 19:18:50,123 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 19:18:50,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 19:18:50,125 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 19:18:50,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 19:18:50,128 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 19:18:50,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 19:18:50,130 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 19:18:50,131 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 19:18:50,132 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 19:18:50,134 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 19:18:50,134 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 19:18:50,134 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 19:18:50,135 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 19:18:50,135 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 19:18:50,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 19:18:50,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 19:18:50,136 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 19:18:50,137 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 19:18:50,137 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 19:18:50,138 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 19:18:50,138 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 19:18:50,138 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 19:18:50,138 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 19:18:50,138 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 19:18:50,139 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 19:18:50,139 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 19:18:50,140 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 19:18:50,154 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 19:18:50,154 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 19:18:50,154 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 19:18:50,154 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 19:18:50,154 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 19:18:50,155 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 19:18:50,155 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 19:18:50,155 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 19:18:50,155 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 19:18:50,155 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 19:18:50,155 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 19:18:50,156 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 19:18:50,156 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 19:18:50,156 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 19:18:50,156 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 19:18:50,156 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 19:18:50,156 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 19:18:50,156 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 19:18:50,156 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 19:18:50,156 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 19:18:50,156 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 19:18:50,156 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:18:50,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 19:18:50,157 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 19:18:50,157 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 19:18:50,157 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 19:18:50,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 19:18:50,157 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 19:18:50,157 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 19:18:50,157 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 19:18:50,157 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 19:18:50,157 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 19:18:50,157 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83231938a54e9ae94bbb1bd48018cfe01091365ca5db88cfd1292dc620f78e56 [2022-12-13 19:18:50,340 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 19:18:50,356 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 19:18:50,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 19:18:50,359 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 19:18:50,359 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 19:18:50,360 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--media--dvb-frontends--stv090x.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2022-12-13 19:18:52,815 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 19:18:53,216 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 19:18:53,216 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--media--dvb-frontends--stv090x.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2022-12-13 19:18:53,242 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/data/e4f85defb/4cbccec9b11d48c495fc5a0c38b769f4/FLAG4dfb7ccbd [2022-12-13 19:18:53,397 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/data/e4f85defb/4cbccec9b11d48c495fc5a0c38b769f4 [2022-12-13 19:18:53,400 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 19:18:53,402 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 19:18:53,403 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 19:18:53,403 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 19:18:53,409 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 19:18:53,410 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:18:53" (1/1) ... [2022-12-13 19:18:53,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b56beb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:18:53, skipping insertion in model container [2022-12-13 19:18:53,412 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:18:53" (1/1) ... [2022-12-13 19:18:53,426 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 19:18:53,625 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 19:18:54,134 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:18:54,183 WARN L623 FunctionHandler]: Unknown extern function i2c_transfer [2022-12-13 19:18:54,184 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,184 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,185 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,187 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,188 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,189 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,190 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,191 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,205 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,205 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,206 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,207 WARN L623 FunctionHandler]: Unknown extern function i2c_transfer [2022-12-13 19:18:54,208 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,209 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,210 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,211 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,225 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,226 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,226 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,227 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,228 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,229 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,230 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,230 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,234 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,234 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,235 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,235 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,244 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,244 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,245 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,246 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,248 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,248 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,249 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,249 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,262 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,262 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,263 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,263 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,274 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,275 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,275 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,276 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,286 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,286 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,287 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,288 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,301 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,301 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,302 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,302 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,311 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,311 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,312 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,312 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,338 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,338 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,339 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,339 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,355 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,355 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,356 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,356 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,371 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,372 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,372 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,373 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,387 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,387 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,388 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,388 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,396 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,397 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,397 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,398 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,398 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,399 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,399 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,400 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,411 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,412 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,412 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,413 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,429 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,429 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,430 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,430 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,459 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,460 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,460 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,461 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,475 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,476 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,477 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,477 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,478 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,499 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,503 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,504 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,505 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,505 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,505 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,506 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,506 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,507 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,507 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,508 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,508 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,509 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,509 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,528 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,528 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,529 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,529 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,535 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,535 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,536 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,536 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,537 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,537 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,538 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,538 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,538 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,547 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,547 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,548 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,548 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,555 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,556 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,558 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,558 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,559 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,559 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,567 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,568 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,568 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,568 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,569 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,569 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,570 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,570 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,571 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,572 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,572 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,573 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,573 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,585 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,585 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,586 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,586 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,587 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,587 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,588 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,588 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,596 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,597 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,597 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,597 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,605 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,606 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,607 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,607 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,608 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,608 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,627 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,628 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,633 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,634 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,634 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,634 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,671 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,672 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,675 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,675 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,675 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,675 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,681 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,686 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,691 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,692 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,692 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,692 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,702 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,703 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,703 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,704 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,704 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,704 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,704 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,704 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,705 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,705 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,706 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,706 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,706 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,707 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,709 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,712 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,712 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,712 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,725 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,730 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,730 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,731 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,731 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,732 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,732 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,732 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,733 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,734 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,735 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,735 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,736 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,742 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,742 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,743 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,743 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,743 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,743 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,744 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,744 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,744 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,744 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,744 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,745 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,745 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,745 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,746 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,746 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,751 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,751 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,752 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,752 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,752 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,752 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,753 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,753 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,754 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,754 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,754 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,755 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,762 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,763 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,763 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,763 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,782 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,783 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,784 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,785 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,792 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,792 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,792 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,792 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,803 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,803 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,803 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,803 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,804 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,811 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,811 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,811 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,812 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,812 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,816 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,822 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,823 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,824 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,825 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,829 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,830 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,830 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,830 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,831 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,831 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,831 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,831 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,836 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,837 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,838 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,839 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,843 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,843 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,843 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,844 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,844 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,844 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,845 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,845 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,851 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,851 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,852 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,852 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,852 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:18:54,852 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:18:54,862 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,863 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,863 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,863 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,873 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,873 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,873 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,873 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,888 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,888 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,888 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,888 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,896 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,897 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,897 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,897 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,902 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,903 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,903 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,903 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,904 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,906 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,906 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,906 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,906 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,911 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,911 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,911 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,912 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,912 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,912 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,912 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,913 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,913 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,914 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,914 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:54,914 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,914 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,914 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,915 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,915 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,916 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,916 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,916 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,916 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,917 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,917 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,917 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,917 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,918 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,918 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,918 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,919 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,919 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,919 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,920 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,933 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,933 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,933 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,934 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,934 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:18:54,934 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,935 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,935 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,935 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,935 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 19:18:54,935 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 19:18:54,936 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,936 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,936 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,936 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,937 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,937 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,938 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,939 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:54,940 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:18:54,940 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:18:54,956 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 19:18:54,956 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 19:18:54,956 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 19:18:54,957 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 19:18:54,957 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 19:18:54,957 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 19:18:54,957 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 19:18:54,957 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 19:18:54,957 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 19:18:54,957 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 19:18:54,957 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 19:18:54,958 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 19:18:54,958 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 19:18:54,958 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 19:18:54,959 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:18:54,959 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 19:18:54,959 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 19:18:54,959 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:18:54,960 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 19:18:54,960 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:18:54,960 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:18:54,960 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 19:18:54,960 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:18:54,961 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 19:18:54,961 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:18:54,961 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:18:54,961 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 19:18:54,961 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:18:54,961 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:18:54,962 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 19:18:54,962 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:18:54,962 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:18:54,966 WARN L237 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_60afa93d-c665-4288-8689-6ef0d82ac520/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--media--dvb-frontends--stv090x.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i[419026,419039] [2022-12-13 19:18:55,047 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:18:55,102 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 19:18:55,158 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:18:55,168 WARN L623 FunctionHandler]: Unknown extern function i2c_transfer [2022-12-13 19:18:55,168 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,168 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,168 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,169 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,169 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,169 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,170 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,170 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,172 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,172 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,173 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,173 WARN L623 FunctionHandler]: Unknown extern function i2c_transfer [2022-12-13 19:18:55,173 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,174 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,174 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,174 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,175 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,176 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,176 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,176 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,176 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,177 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,177 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,177 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,178 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,178 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,179 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,179 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,180 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,180 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,180 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,180 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,180 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,181 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,181 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,181 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,183 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,183 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,183 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,183 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,185 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,185 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,186 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,186 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,187 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,187 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,188 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,188 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,190 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,190 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,190 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,190 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,192 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,192 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,192 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,192 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,196 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,196 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,196 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,196 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,200 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,200 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,200 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,200 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,204 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,204 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,204 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,204 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,208 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,208 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,208 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,208 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,210 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,210 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,210 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,210 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,211 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,211 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,211 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,211 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,213 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,214 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,214 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,214 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,221 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,221 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,221 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,221 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,244 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,244 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,244 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,244 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,249 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,250 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,250 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,250 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,251 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,260 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,262 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,263 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,263 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,264 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,264 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,264 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,264 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,265 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,265 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,266 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,266 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,266 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,266 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,277 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,277 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,278 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,278 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,279 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,280 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,280 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,280 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,281 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,281 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,281 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,281 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,281 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,286 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,286 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,287 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,287 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,291 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,291 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,293 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,293 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,293 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,294 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,297 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,298 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,298 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,299 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,299 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,299 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,299 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,300 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,300 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,301 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,302 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,302 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,302 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,306 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,306 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,307 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,307 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,308 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,308 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,308 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,309 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,312 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,313 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,313 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,313 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,317 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,318 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,319 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,319 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,319 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,319 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,323 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,324 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,327 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,327 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,328 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,328 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,348 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,348 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,351 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,351 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,351 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,351 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,353 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,354 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,355 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,356 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,356 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,356 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,361 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,362 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,362 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,363 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,363 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,363 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,363 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,363 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,363 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,364 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,364 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,365 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,365 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,365 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,367 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,369 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,369 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,369 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,370 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,371 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,371 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,371 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,371 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,372 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,372 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,372 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,372 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,373 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,374 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,374 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,374 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,375 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,375 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,375 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,375 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,375 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,375 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,375 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,376 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,376 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,376 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,376 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,376 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,377 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,377 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,377 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,377 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,378 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,378 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,379 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,379 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,379 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,379 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,379 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,379 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,380 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,380 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,380 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,381 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,384 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,384 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,384 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,384 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,390 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,401 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,403 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,404 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,406 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,407 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,407 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,407 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,412 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,412 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,412 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,413 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,413 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,417 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,417 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,418 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,418 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,418 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,419 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,421 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,422 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,423 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,423 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,427 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,427 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,427 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,428 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,428 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,429 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,429 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,429 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,430 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,431 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,431 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,432 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,435 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,435 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,436 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,436 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,436 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,436 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,437 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,437 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,438 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,438 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,438 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,439 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,439 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:18:55,439 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:18:55,446 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,447 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,447 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,447 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,450 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,450 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,450 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,450 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,460 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,461 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,461 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,461 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,465 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,466 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,466 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,466 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,468 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,468 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,468 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,469 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,469 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,471 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,472 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,472 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,472 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,473 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,474 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,474 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,474 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,475 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,475 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,475 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,475 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,476 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,477 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,477 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 19:18:55,477 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,477 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,478 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,478 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,479 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,479 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,479 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,480 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,480 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,481 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,481 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,481 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,482 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,482 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,482 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,482 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,484 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,484 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,484 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,484 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,501 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,501 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,501 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,502 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,502 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:18:55,503 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,503 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,503 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,503 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,504 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 19:18:55,504 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 19:18:55,504 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,504 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,505 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,505 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,505 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,506 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,507 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,507 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:18:55,508 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:18:55,508 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:18:55,512 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 19:18:55,513 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 19:18:55,513 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 19:18:55,513 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 19:18:55,513 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 19:18:55,513 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 19:18:55,513 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 19:18:55,514 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 19:18:55,514 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 19:18:55,514 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 19:18:55,514 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 19:18:55,514 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 19:18:55,514 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 19:18:55,515 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 19:18:55,515 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:18:55,515 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 19:18:55,516 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 19:18:55,516 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:18:55,516 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 19:18:55,516 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:18:55,516 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:18:55,517 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 19:18:55,517 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:18:55,517 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 19:18:55,517 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:18:55,517 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:18:55,518 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 19:18:55,518 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:18:55,518 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:18:55,518 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 19:18:55,518 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:18:55,519 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:18:55,519 WARN L237 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_60afa93d-c665-4288-8689-6ef0d82ac520/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--media--dvb-frontends--stv090x.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i[419026,419039] [2022-12-13 19:18:55,525 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:18:55,588 INFO L208 MainTranslator]: Completed translation [2022-12-13 19:18:55,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:18:55 WrapperNode [2022-12-13 19:18:55,589 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 19:18:55,589 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 19:18:55,589 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 19:18:55,589 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 19:18:55,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:18:55" (1/1) ... [2022-12-13 19:18:55,659 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:18:55" (1/1) ... [2022-12-13 19:18:55,901 INFO L138 Inliner]: procedures = 170, calls = 6963, calls flagged for inlining = 68, calls inlined = 55, statements flattened = 16666 [2022-12-13 19:18:55,902 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 19:18:55,902 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 19:18:55,902 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 19:18:55,902 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 19:18:55,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:18:55" (1/1) ... [2022-12-13 19:18:55,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:18:55" (1/1) ... [2022-12-13 19:18:55,955 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:18:55" (1/1) ... [2022-12-13 19:18:55,956 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:18:55" (1/1) ... [2022-12-13 19:18:56,151 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:18:55" (1/1) ... [2022-12-13 19:18:56,182 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:18:55" (1/1) ... [2022-12-13 19:18:56,204 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:18:55" (1/1) ... [2022-12-13 19:18:56,222 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:18:55" (1/1) ... [2022-12-13 19:18:56,268 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 19:18:56,281 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 19:18:56,281 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 19:18:56,281 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 19:18:56,282 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:18:55" (1/1) ... [2022-12-13 19:18:56,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:18:56,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:18:56,306 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 19:18:56,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 19:18:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure find_dev [2022-12-13 19:18:56,338 INFO L138 BoogieDeclarations]: Found implementation of procedure find_dev [2022-12-13 19:18:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_vitclk_ctl [2022-12-13 19:18:56,338 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_vitclk_ctl [2022-12-13 19:18:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-13 19:18:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-12-13 19:18:56,338 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-12-13 19:18:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_send_diseqc_burst [2022-12-13 19:18:56,338 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_send_diseqc_burst [2022-12-13 19:18:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_i2c_gate_ctrl [2022-12-13 19:18:56,338 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_i2c_gate_ctrl [2022-12-13 19:18:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-13 19:18:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 19:18:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_get_srate [2022-12-13 19:18:56,338 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_get_srate [2022-12-13 19:18:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 19:18:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_read_per [2022-12-13 19:18:56,338 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_read_per [2022-12-13 19:18:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_demod_lock_of_stv090x_internal [2022-12-13 19:18:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_demod_lock_of_stv090x_internal [2022-12-13 19:18:56,339 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_activate_modcod [2022-12-13 19:18:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_activate_modcod [2022-12-13 19:18:56,339 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_dvbs_track_crl [2022-12-13 19:18:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_dvbs_track_crl [2022-12-13 19:18:56,339 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-13 19:18:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-13 19:18:56,339 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_set_viterbi [2022-12-13 19:18:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_set_viterbi [2022-12-13 19:18:56,339 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_read_signal_strength [2022-12-13 19:18:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_read_signal_strength [2022-12-13 19:18:56,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 19:18:56,339 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-13 19:18:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-13 19:18:56,339 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_send_diseqc_msg [2022-12-13 19:18:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_send_diseqc_msg [2022-12-13 19:18:56,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-13 19:18:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-13 19:18:56,339 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_set_vit_thacq [2022-12-13 19:18:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_set_vit_thacq [2022-12-13 19:18:56,339 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_car_width [2022-12-13 19:18:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_car_width [2022-12-13 19:18:56,339 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_recv_slave_reply [2022-12-13 19:18:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_recv_slave_reply [2022-12-13 19:18:56,339 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_transfer [2022-12-13 19:18:56,340 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_transfer [2022-12-13 19:18:56,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 19:18:56,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 19:18:56,340 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2022-12-13 19:18:56,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2022-12-13 19:18:56,340 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_init [2022-12-13 19:18:56,340 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_init [2022-12-13 19:18:56,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_demod_lock_of_stv090x_internal [2022-12-13 19:18:56,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_demod_lock_of_stv090x_internal [2022-12-13 19:18:56,340 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-12-13 19:18:56,340 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-12-13 19:18:56,340 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-12-13 19:18:56,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-12-13 19:18:56,340 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_get_dmdlock [2022-12-13 19:18:56,340 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_get_dmdlock [2022-12-13 19:18:56,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 19:18:56,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 19:18:56,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 19:18:56,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_tuner_lock_of_stv090x_internal [2022-12-13 19:18:56,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_tuner_lock_of_stv090x_internal [2022-12-13 19:18:56,341 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_sleep [2022-12-13 19:18:56,341 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_sleep [2022-12-13 19:18:56,341 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_read_reg [2022-12-13 19:18:56,341 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_read_reg [2022-12-13 19:18:56,341 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_chk_signal [2022-12-13 19:18:56,341 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_chk_signal [2022-12-13 19:18:56,341 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-12-13 19:18:56,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-12-13 19:18:56,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 19:18:56,341 INFO L130 BoogieDeclarations]: Found specification of procedure comp2 [2022-12-13 19:18:56,341 INFO L138 BoogieDeclarations]: Found implementation of procedure comp2 [2022-12-13 19:18:56,341 INFO L130 BoogieDeclarations]: Found specification of procedure remove_dev [2022-12-13 19:18:56,341 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_dev [2022-12-13 19:18:56,341 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_search [2022-12-13 19:18:56,341 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_search [2022-12-13 19:18:56,341 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_write_reg [2022-12-13 19:18:56,341 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_write_reg [2022-12-13 19:18:56,341 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_frontend_algo [2022-12-13 19:18:56,341 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_frontend_algo [2022-12-13 19:18:56,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 19:18:56,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 19:18:56,341 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_read_status [2022-12-13 19:18:56,341 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_read_status [2022-12-13 19:18:56,341 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_set_vit_thtracq [2022-12-13 19:18:56,341 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_set_vit_thtracq [2022-12-13 19:18:56,342 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_chk_tmg [2022-12-13 19:18:56,342 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_chk_tmg [2022-12-13 19:18:56,342 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_read_cnr [2022-12-13 19:18:56,342 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_read_cnr [2022-12-13 19:18:56,342 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-12-13 19:18:56,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-12-13 19:18:56,342 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_set_srate [2022-12-13 19:18:56,342 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_set_srate [2022-12-13 19:18:56,342 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_activate_modcod_single [2022-12-13 19:18:56,342 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_activate_modcod_single [2022-12-13 19:18:56,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 19:18:56,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-12-13 19:18:56,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-12-13 19:18:56,342 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_get_viterbi [2022-12-13 19:18:56,342 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_get_viterbi [2022-12-13 19:18:56,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-13 19:18:56,342 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_get_mclk [2022-12-13 19:18:56,342 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_get_mclk [2022-12-13 19:18:56,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 19:18:56,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 19:18:56,342 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_get_lock_tmg [2022-12-13 19:18:56,342 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_get_lock_tmg [2022-12-13 19:18:57,122 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 19:18:57,125 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 19:19:06,614 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 19:19:06,636 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 19:19:06,636 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 19:19:06,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:19:06 BoogieIcfgContainer [2022-12-13 19:19:06,641 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 19:19:06,643 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 19:19:06,643 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 19:19:06,645 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 19:19:06,646 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 07:18:53" (1/3) ... [2022-12-13 19:19:06,646 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bf2c269 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:19:06, skipping insertion in model container [2022-12-13 19:19:06,646 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:18:55" (2/3) ... [2022-12-13 19:19:06,646 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bf2c269 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:19:06, skipping insertion in model container [2022-12-13 19:19:06,646 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:19:06" (3/3) ... [2022-12-13 19:19:06,648 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--media--dvb-frontends--stv090x.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2022-12-13 19:19:06,662 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 19:19:06,662 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 19:19:06,770 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 19:19:06,775 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2c496ab, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 19:19:06,775 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 19:19:06,788 INFO L276 IsEmpty]: Start isEmpty. Operand has 5288 states, 3945 states have (on average 1.5275031685678073) internal successors, (6026), 3957 states have internal predecessors, (6026), 1293 states have call successors, (1293), 48 states have call predecessors, (1293), 48 states have return successors, (1293), 1292 states have call predecessors, (1293), 1293 states have call successors, (1293) [2022-12-13 19:19:06,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-13 19:19:06,794 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:19:06,794 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:19:06,795 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:19:06,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:19:06,798 INFO L85 PathProgramCache]: Analyzing trace with hash -1058879928, now seen corresponding path program 1 times [2022-12-13 19:19:06,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:19:06,805 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2030135392] [2022-12-13 19:19:06,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:19:06,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:19:07,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:19:07,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:19:07,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:19:07,533 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2030135392] [2022-12-13 19:19:07,533 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2030135392] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:19:07,534 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:19:07,534 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:19:07,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997666013] [2022-12-13 19:19:07,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:19:07,539 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:19:07,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:19:07,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:19:07,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:19:07,570 INFO L87 Difference]: Start difference. First operand has 5288 states, 3945 states have (on average 1.5275031685678073) internal successors, (6026), 3957 states have internal predecessors, (6026), 1293 states have call successors, (1293), 48 states have call predecessors, (1293), 48 states have return successors, (1293), 1292 states have call predecessors, (1293), 1293 states have call successors, (1293) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:19:07,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:19:07,989 INFO L93 Difference]: Finished difference Result 10634 states and 17369 transitions. [2022-12-13 19:19:07,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:19:07,991 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-12-13 19:19:07,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:19:08,033 INFO L225 Difference]: With dead ends: 10634 [2022-12-13 19:19:08,033 INFO L226 Difference]: Without dead ends: 5345 [2022-12-13 19:19:08,077 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:19:08,079 INFO L413 NwaCegarLoop]: 8600 mSDtfsCounter, 8332 mSDsluCounter, 353 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8332 SdHoareTripleChecker+Valid, 8953 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 19:19:08,080 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8332 Valid, 8953 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 19:19:08,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5345 states. [2022-12-13 19:19:08,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5345 to 5343. [2022-12-13 19:19:08,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5343 states, 3995 states have (on average 1.528160200250313) internal successors, (6105), 4003 states have internal predecessors, (6105), 1295 states have call successors, (1295), 53 states have call predecessors, (1295), 52 states have return successors, (1289), 1288 states have call predecessors, (1289), 1289 states have call successors, (1289) [2022-12-13 19:19:08,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5343 states to 5343 states and 8689 transitions. [2022-12-13 19:19:08,891 INFO L78 Accepts]: Start accepts. Automaton has 5343 states and 8689 transitions. Word has length 8 [2022-12-13 19:19:08,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:19:08,891 INFO L495 AbstractCegarLoop]: Abstraction has 5343 states and 8689 transitions. [2022-12-13 19:19:08,891 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:19:08,891 INFO L276 IsEmpty]: Start isEmpty. Operand 5343 states and 8689 transitions. [2022-12-13 19:19:08,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-13 19:19:08,892 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:19:08,892 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:19:08,892 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 19:19:08,892 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:19:08,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:19:08,893 INFO L85 PathProgramCache]: Analyzing trace with hash 1531959607, now seen corresponding path program 1 times [2022-12-13 19:19:08,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:19:08,893 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016843955] [2022-12-13 19:19:08,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:19:08,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:19:09,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:19:09,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:19:09,318 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:19:09,318 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016843955] [2022-12-13 19:19:09,319 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1016843955] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:19:09,319 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:19:09,319 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:19:09,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405697176] [2022-12-13 19:19:09,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:19:09,320 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:19:09,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:19:09,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:19:09,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:19:09,321 INFO L87 Difference]: Start difference. First operand 5343 states and 8689 transitions. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:19:09,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:19:09,552 INFO L93 Difference]: Finished difference Result 5345 states and 8690 transitions. [2022-12-13 19:19:09,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:19:09,553 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-12-13 19:19:09,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:19:09,585 INFO L225 Difference]: With dead ends: 5345 [2022-12-13 19:19:09,585 INFO L226 Difference]: Without dead ends: 5342 [2022-12-13 19:19:09,590 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:19:09,591 INFO L413 NwaCegarLoop]: 8591 mSDtfsCounter, 8586 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8586 SdHoareTripleChecker+Valid, 8591 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 19:19:09,591 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8586 Valid, 8591 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 19:19:09,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5342 states. [2022-12-13 19:19:10,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5342 to 5342. [2022-12-13 19:19:10,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5342 states, 3995 states have (on average 1.527909887359199) internal successors, (6104), 4002 states have internal predecessors, (6104), 1294 states have call successors, (1294), 53 states have call predecessors, (1294), 52 states have return successors, (1289), 1288 states have call predecessors, (1289), 1289 states have call successors, (1289) [2022-12-13 19:19:10,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5342 states to 5342 states and 8687 transitions. [2022-12-13 19:19:10,372 INFO L78 Accepts]: Start accepts. Automaton has 5342 states and 8687 transitions. Word has length 9 [2022-12-13 19:19:10,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:19:10,372 INFO L495 AbstractCegarLoop]: Abstraction has 5342 states and 8687 transitions. [2022-12-13 19:19:10,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:19:10,372 INFO L276 IsEmpty]: Start isEmpty. Operand 5342 states and 8687 transitions. [2022-12-13 19:19:10,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-13 19:19:10,373 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:19:10,373 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:19:10,373 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 19:19:10,373 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:19:10,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:19:10,373 INFO L85 PathProgramCache]: Analyzing trace with hash 243611435, now seen corresponding path program 1 times [2022-12-13 19:19:10,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:19:10,374 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023839313] [2022-12-13 19:19:10,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:19:10,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:19:10,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:19:10,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:19:10,678 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:19:10,678 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023839313] [2022-12-13 19:19:10,678 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1023839313] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:19:10,678 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:19:10,678 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:19:10,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786064473] [2022-12-13 19:19:10,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:19:10,679 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:19:10,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:19:10,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:19:10,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:19:10,679 INFO L87 Difference]: Start difference. First operand 5342 states and 8687 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:19:10,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:19:10,920 INFO L93 Difference]: Finished difference Result 5344 states and 8688 transitions. [2022-12-13 19:19:10,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:19:10,920 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-12-13 19:19:10,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:19:10,951 INFO L225 Difference]: With dead ends: 5344 [2022-12-13 19:19:10,951 INFO L226 Difference]: Without dead ends: 5341 [2022-12-13 19:19:10,957 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:19:10,958 INFO L413 NwaCegarLoop]: 8589 mSDtfsCounter, 8583 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8583 SdHoareTripleChecker+Valid, 8589 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 19:19:10,958 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8583 Valid, 8589 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 19:19:10,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5341 states. [2022-12-13 19:19:11,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5341 to 5341. [2022-12-13 19:19:11,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5341 states, 3995 states have (on average 1.5276595744680852) internal successors, (6103), 4001 states have internal predecessors, (6103), 1293 states have call successors, (1293), 53 states have call predecessors, (1293), 52 states have return successors, (1289), 1288 states have call predecessors, (1289), 1289 states have call successors, (1289) [2022-12-13 19:19:11,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5341 states to 5341 states and 8685 transitions. [2022-12-13 19:19:11,744 INFO L78 Accepts]: Start accepts. Automaton has 5341 states and 8685 transitions. Word has length 10 [2022-12-13 19:19:11,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:19:11,744 INFO L495 AbstractCegarLoop]: Abstraction has 5341 states and 8685 transitions. [2022-12-13 19:19:11,745 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:19:11,745 INFO L276 IsEmpty]: Start isEmpty. Operand 5341 states and 8685 transitions. [2022-12-13 19:19:11,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-13 19:19:11,745 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:19:11,745 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:19:11,745 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 19:19:11,746 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:19:11,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:19:11,746 INFO L85 PathProgramCache]: Analyzing trace with hash -1040471366, now seen corresponding path program 1 times [2022-12-13 19:19:11,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:19:11,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324524068] [2022-12-13 19:19:11,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:19:11,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:19:11,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:19:12,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:19:12,016 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:19:12,016 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324524068] [2022-12-13 19:19:12,016 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [324524068] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:19:12,016 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:19:12,016 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:19:12,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372097779] [2022-12-13 19:19:12,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:19:12,017 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:19:12,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:19:12,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:19:12,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:19:12,018 INFO L87 Difference]: Start difference. First operand 5341 states and 8685 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:19:12,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:19:12,521 INFO L93 Difference]: Finished difference Result 16001 states and 26161 transitions. [2022-12-13 19:19:12,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:19:12,521 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-12-13 19:19:12,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:19:12,587 INFO L225 Difference]: With dead ends: 16001 [2022-12-13 19:19:12,587 INFO L226 Difference]: Without dead ends: 10659 [2022-12-13 19:19:12,632 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:19:12,632 INFO L413 NwaCegarLoop]: 9984 mSDtfsCounter, 8611 mSDsluCounter, 8611 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8611 SdHoareTripleChecker+Valid, 18595 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 19:19:12,633 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8611 Valid, 18595 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 19:19:12,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10659 states. [2022-12-13 19:19:14,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10659 to 10655. [2022-12-13 19:19:14,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10655 states, 7973 states have (on average 1.5284083782766837) internal successors, (12186), 7983 states have internal predecessors, (12186), 2579 states have call successors, (2579), 104 states have call predecessors, (2579), 102 states have return successors, (2653), 2571 states have call predecessors, (2653), 2573 states have call successors, (2653) [2022-12-13 19:19:14,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10655 states to 10655 states and 17418 transitions. [2022-12-13 19:19:14,107 INFO L78 Accepts]: Start accepts. Automaton has 10655 states and 17418 transitions. Word has length 11 [2022-12-13 19:19:14,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:19:14,107 INFO L495 AbstractCegarLoop]: Abstraction has 10655 states and 17418 transitions. [2022-12-13 19:19:14,107 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:19:14,107 INFO L276 IsEmpty]: Start isEmpty. Operand 10655 states and 17418 transitions. [2022-12-13 19:19:14,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-13 19:19:14,116 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:19:14,116 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:19:14,116 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 19:19:14,116 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:19:14,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:19:14,117 INFO L85 PathProgramCache]: Analyzing trace with hash -1658206734, now seen corresponding path program 1 times [2022-12-13 19:19:14,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:19:14,117 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162997733] [2022-12-13 19:19:14,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:19:14,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:19:14,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:19:15,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 19:19:15,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:19:15,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 19:19:15,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:19:15,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:19:15,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:19:15,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 19:19:15,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:19:15,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 19:19:15,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:19:15,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:19:15,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:19:15,274 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-13 19:19:15,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:19:15,274 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162997733] [2022-12-13 19:19:15,274 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162997733] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:19:15,275 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:19:15,275 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 19:19:15,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297891416] [2022-12-13 19:19:15,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:19:15,275 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 19:19:15,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:19:15,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 19:19:15,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 19:19:15,276 INFO L87 Difference]: Start difference. First operand 10655 states and 17418 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-13 19:19:20,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:19:20,901 INFO L93 Difference]: Finished difference Result 21599 states and 35529 transitions. [2022-12-13 19:19:20,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 19:19:20,902 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 68 [2022-12-13 19:19:20,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:19:20,953 INFO L225 Difference]: With dead ends: 21599 [2022-12-13 19:19:20,954 INFO L226 Difference]: Without dead ends: 10947 [2022-12-13 19:19:21,038 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2022-12-13 19:19:21,039 INFO L413 NwaCegarLoop]: 8361 mSDtfsCounter, 648 mSDsluCounter, 30008 mSDsCounter, 0 mSdLazyCounter, 2964 mSolverCounterSat, 1368 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 701 SdHoareTripleChecker+Valid, 38369 SdHoareTripleChecker+Invalid, 4332 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1368 IncrementalHoareTripleChecker+Valid, 2964 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-12-13 19:19:21,039 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [701 Valid, 38369 Invalid, 4332 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1368 Valid, 2964 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-12-13 19:19:21,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10947 states. [2022-12-13 19:19:22,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10947 to 10803. [2022-12-13 19:19:22,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10803 states, 8094 states have (on average 1.5271806276254016) internal successors, (12361), 8107 states have internal predecessors, (12361), 2599 states have call successors, (2599), 106 states have call predecessors, (2599), 109 states have return successors, (2702), 2593 states have call predecessors, (2702), 2593 states have call successors, (2702) [2022-12-13 19:19:22,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10803 states to 10803 states and 17662 transitions. [2022-12-13 19:19:22,546 INFO L78 Accepts]: Start accepts. Automaton has 10803 states and 17662 transitions. Word has length 68 [2022-12-13 19:19:22,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:19:22,546 INFO L495 AbstractCegarLoop]: Abstraction has 10803 states and 17662 transitions. [2022-12-13 19:19:22,546 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-13 19:19:22,546 INFO L276 IsEmpty]: Start isEmpty. Operand 10803 states and 17662 transitions. [2022-12-13 19:19:22,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-13 19:19:22,549 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:19:22,550 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:19:22,550 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 19:19:22,550 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:19:22,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:19:22,550 INFO L85 PathProgramCache]: Analyzing trace with hash 1654506248, now seen corresponding path program 1 times [2022-12-13 19:19:22,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:19:22,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457678304] [2022-12-13 19:19:22,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:19:22,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:19:22,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:19:23,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 19:19:23,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:19:23,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:19:23,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:19:23,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 19:19:23,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:19:23,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-12-13 19:19:23,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:19:23,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:19:23,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:19:23,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-12-13 19:19:23,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:19:23,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 19:19:23,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:19:23,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:19:23,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:19:23,502 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-13 19:19:23,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:19:23,502 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457678304] [2022-12-13 19:19:23,502 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [457678304] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:19:23,502 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:19:23,502 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 19:19:23,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [630486186] [2022-12-13 19:19:23,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:19:23,503 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 19:19:23,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:19:23,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 19:19:23,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-12-13 19:19:23,503 INFO L87 Difference]: Start difference. First operand 10803 states and 17662 transitions. Second operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (11), 4 states have call predecessors, (11), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) [2022-12-13 19:19:42,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:19:42,779 INFO L93 Difference]: Finished difference Result 27861 states and 48458 transitions. [2022-12-13 19:19:42,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 19:19:42,780 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (11), 4 states have call predecessors, (11), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) Word has length 71 [2022-12-13 19:19:42,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:19:42,862 INFO L225 Difference]: With dead ends: 27861 [2022-12-13 19:19:42,862 INFO L226 Difference]: Without dead ends: 17061 [2022-12-13 19:19:42,921 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2022-12-13 19:19:42,922 INFO L413 NwaCegarLoop]: 7278 mSDtfsCounter, 6448 mSDsluCounter, 32650 mSDsCounter, 0 mSdLazyCounter, 25427 mSolverCounterSat, 3634 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8370 SdHoareTripleChecker+Valid, 39928 SdHoareTripleChecker+Invalid, 29061 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3634 IncrementalHoareTripleChecker+Valid, 25427 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.2s IncrementalHoareTripleChecker+Time [2022-12-13 19:19:42,922 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8370 Valid, 39928 Invalid, 29061 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3634 Valid, 25427 Invalid, 0 Unknown, 0 Unchecked, 18.2s Time] [2022-12-13 19:19:42,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17061 states. [2022-12-13 19:19:46,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17061 to 10813. [2022-12-13 19:19:46,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10813 states, 8102 states have (on average 1.5266600839298938) internal successors, (12369), 8115 states have internal predecessors, (12369), 2599 states have call successors, (2599), 106 states have call predecessors, (2599), 111 states have return successors, (2742), 2595 states have call predecessors, (2742), 2593 states have call successors, (2742) [2022-12-13 19:19:46,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10813 states to 10813 states and 17710 transitions. [2022-12-13 19:19:46,746 INFO L78 Accepts]: Start accepts. Automaton has 10813 states and 17710 transitions. Word has length 71 [2022-12-13 19:19:46,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:19:46,746 INFO L495 AbstractCegarLoop]: Abstraction has 10813 states and 17710 transitions. [2022-12-13 19:19:46,746 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (11), 4 states have call predecessors, (11), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) [2022-12-13 19:19:46,746 INFO L276 IsEmpty]: Start isEmpty. Operand 10813 states and 17710 transitions. [2022-12-13 19:19:46,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-12-13 19:19:46,751 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:19:46,752 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:19:46,752 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 19:19:46,752 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:19:46,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:19:46,752 INFO L85 PathProgramCache]: Analyzing trace with hash 219433492, now seen corresponding path program 1 times [2022-12-13 19:19:46,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:19:46,753 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022741484] [2022-12-13 19:19:46,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:19:46,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:19:47,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:19:50,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 19:19:50,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:19:50,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:19:50,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:19:50,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 19:19:50,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:19:50,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:19:50,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:19:50,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-12-13 19:19:50,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:19:50,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 19:19:50,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:19:50,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:19:50,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:19:50,941 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-13 19:19:50,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:19:50,942 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022741484] [2022-12-13 19:19:50,942 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022741484] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:19:50,942 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:19:50,942 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-12-13 19:19:50,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282966423] [2022-12-13 19:19:50,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:19:50,942 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-12-13 19:19:50,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:19:50,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-12-13 19:19:50,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2022-12-13 19:19:50,943 INFO L87 Difference]: Start difference. First operand 10813 states and 17710 transitions. Second operand has 11 states, 11 states have (on average 5.181818181818182) internal successors, (57), 10 states have internal predecessors, (57), 4 states have call successors, (11), 4 states have call predecessors, (11), 2 states have return successors, (7), 5 states have call predecessors, (7), 4 states have call successors, (7) [2022-12-13 19:20:16,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:20:16,256 INFO L93 Difference]: Finished difference Result 22904 states and 37661 transitions. [2022-12-13 19:20:16,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-12-13 19:20:16,257 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.181818181818182) internal successors, (57), 10 states have internal predecessors, (57), 4 states have call successors, (11), 4 states have call predecessors, (11), 2 states have return successors, (7), 5 states have call predecessors, (7), 4 states have call successors, (7) Word has length 77 [2022-12-13 19:20:16,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:20:16,308 INFO L225 Difference]: With dead ends: 22904 [2022-12-13 19:20:16,308 INFO L226 Difference]: Without dead ends: 12094 [2022-12-13 19:20:16,366 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=88, Invalid=292, Unknown=0, NotChecked=0, Total=380 [2022-12-13 19:20:16,367 INFO L413 NwaCegarLoop]: 8283 mSDtfsCounter, 1891 mSDsluCounter, 39928 mSDsCounter, 0 mSdLazyCounter, 13884 mSolverCounterSat, 3212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1921 SdHoareTripleChecker+Valid, 48211 SdHoareTripleChecker+Invalid, 17096 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3212 IncrementalHoareTripleChecker+Valid, 13884 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.1s IncrementalHoareTripleChecker+Time [2022-12-13 19:20:16,367 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1921 Valid, 48211 Invalid, 17096 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3212 Valid, 13884 Invalid, 0 Unknown, 0 Unchecked, 24.1s Time] [2022-12-13 19:20:16,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12094 states. [2022-12-13 19:20:18,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12094 to 11586. [2022-12-13 19:20:18,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11586 states, 8641 states have (on average 1.5227404235620878) internal successors, (13158), 8719 states have internal predecessors, (13158), 2771 states have call successors, (2771), 178 states have call predecessors, (2771), 173 states have return successors, (2970), 2692 states have call predecessors, (2970), 2765 states have call successors, (2970) [2022-12-13 19:20:18,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11586 states to 11586 states and 18899 transitions. [2022-12-13 19:20:18,187 INFO L78 Accepts]: Start accepts. Automaton has 11586 states and 18899 transitions. Word has length 77 [2022-12-13 19:20:18,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:20:18,187 INFO L495 AbstractCegarLoop]: Abstraction has 11586 states and 18899 transitions. [2022-12-13 19:20:18,187 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.181818181818182) internal successors, (57), 10 states have internal predecessors, (57), 4 states have call successors, (11), 4 states have call predecessors, (11), 2 states have return successors, (7), 5 states have call predecessors, (7), 4 states have call successors, (7) [2022-12-13 19:20:18,187 INFO L276 IsEmpty]: Start isEmpty. Operand 11586 states and 18899 transitions. [2022-12-13 19:20:18,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-12-13 19:20:18,192 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:20:18,193 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:20:18,193 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 19:20:18,193 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:20:18,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:20:18,193 INFO L85 PathProgramCache]: Analyzing trace with hash -1079657251, now seen corresponding path program 1 times [2022-12-13 19:20:18,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:20:18,194 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488080781] [2022-12-13 19:20:18,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:20:18,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:20:18,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:20:18,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 19:20:18,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:20:18,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 19:20:18,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:20:18,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-12-13 19:20:18,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:20:18,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 19:20:18,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:20:18,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 19:20:18,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:20:18,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-12-13 19:20:18,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:20:18,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:20:18,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:20:18,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 19:20:18,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:20:18,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 19:20:18,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:20:18,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:20:18,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:20:18,827 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-13 19:20:18,827 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:20:18,827 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488080781] [2022-12-13 19:20:18,827 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488080781] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:20:18,827 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:20:18,827 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 19:20:18,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348261965] [2022-12-13 19:20:18,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:20:18,828 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 19:20:18,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:20:18,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 19:20:18,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-12-13 19:20:18,828 INFO L87 Difference]: Start difference. First operand 11586 states and 18899 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (13), 6 states have call predecessors, (13), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-13 19:20:31,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:20:31,817 INFO L93 Difference]: Finished difference Result 16358 states and 26927 transitions. [2022-12-13 19:20:31,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-13 19:20:31,818 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (13), 6 states have call predecessors, (13), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 88 [2022-12-13 19:20:31,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:20:31,900 INFO L225 Difference]: With dead ends: 16358 [2022-12-13 19:20:31,900 INFO L226 Difference]: Without dead ends: 16355 [2022-12-13 19:20:31,911 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 19:20:31,911 INFO L413 NwaCegarLoop]: 6059 mSDtfsCounter, 6350 mSDsluCounter, 12272 mSDsCounter, 0 mSdLazyCounter, 12261 mSolverCounterSat, 5542 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7364 SdHoareTripleChecker+Valid, 18331 SdHoareTripleChecker+Invalid, 17803 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5542 IncrementalHoareTripleChecker+Valid, 12261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2022-12-13 19:20:31,912 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7364 Valid, 18331 Invalid, 17803 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5542 Valid, 12261 Invalid, 0 Unknown, 0 Unchecked, 12.1s Time] [2022-12-13 19:20:31,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16355 states. [2022-12-13 19:20:33,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16355 to 11585. [2022-12-13 19:20:33,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11585 states, 8641 states have (on average 1.5225089688693438) internal successors, (13156), 8718 states have internal predecessors, (13156), 2770 states have call successors, (2770), 178 states have call predecessors, (2770), 173 states have return successors, (2970), 2692 states have call predecessors, (2970), 2765 states have call successors, (2970) [2022-12-13 19:20:33,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11585 states to 11585 states and 18896 transitions. [2022-12-13 19:20:33,963 INFO L78 Accepts]: Start accepts. Automaton has 11585 states and 18896 transitions. Word has length 88 [2022-12-13 19:20:33,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:20:33,963 INFO L495 AbstractCegarLoop]: Abstraction has 11585 states and 18896 transitions. [2022-12-13 19:20:33,964 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (13), 6 states have call predecessors, (13), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-13 19:20:33,964 INFO L276 IsEmpty]: Start isEmpty. Operand 11585 states and 18896 transitions. [2022-12-13 19:20:33,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-13 19:20:33,969 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:20:33,970 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:20:33,970 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 19:20:33,970 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:20:33,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:20:33,970 INFO L85 PathProgramCache]: Analyzing trace with hash -2138728231, now seen corresponding path program 1 times [2022-12-13 19:20:33,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:20:33,970 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711691737] [2022-12-13 19:20:33,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:20:33,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:20:34,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:20:44,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 19:20:44,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:20:44,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:20:44,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:20:44,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 19:20:44,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:20:44,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:20:45,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:20:45,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 19:20:45,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:20:47,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 19:20:47,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:20:47,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:20:47,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:20:47,227 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-13 19:20:47,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:20:47,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711691737] [2022-12-13 19:20:47,228 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1711691737] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:20:47,228 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:20:47,228 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-12-13 19:20:47,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886536902] [2022-12-13 19:20:47,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:20:47,228 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-12-13 19:20:47,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:20:47,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-12-13 19:20:47,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-12-13 19:20:47,229 INFO L87 Difference]: Start difference. First operand 11585 states and 18896 transitions. Second operand has 14 states, 14 states have (on average 4.214285714285714) internal successors, (59), 12 states have internal predecessors, (59), 5 states have call successors, (11), 5 states have call predecessors, (11), 3 states have return successors, (7), 5 states have call predecessors, (7), 4 states have call successors, (7) [2022-12-13 19:22:16,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:22:16,734 INFO L93 Difference]: Finished difference Result 25835 states and 44244 transitions. [2022-12-13 19:22:16,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-12-13 19:22:16,735 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.214285714285714) internal successors, (59), 12 states have internal predecessors, (59), 5 states have call successors, (11), 5 states have call predecessors, (11), 3 states have return successors, (7), 5 states have call predecessors, (7), 4 states have call successors, (7) Word has length 79 [2022-12-13 19:22:16,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:22:16,820 INFO L225 Difference]: With dead ends: 25835 [2022-12-13 19:22:16,821 INFO L226 Difference]: Without dead ends: 14253 [2022-12-13 19:22:16,959 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=155, Invalid=495, Unknown=0, NotChecked=0, Total=650 [2022-12-13 19:22:16,959 INFO L413 NwaCegarLoop]: 8076 mSDtfsCounter, 2700 mSDsluCounter, 39650 mSDsCounter, 0 mSdLazyCounter, 23337 mSolverCounterSat, 3264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 80.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2753 SdHoareTripleChecker+Valid, 47726 SdHoareTripleChecker+Invalid, 26601 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 3264 IncrementalHoareTripleChecker+Valid, 23337 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 87.1s IncrementalHoareTripleChecker+Time [2022-12-13 19:22:16,959 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2753 Valid, 47726 Invalid, 26601 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [3264 Valid, 23337 Invalid, 0 Unknown, 0 Unchecked, 87.1s Time] [2022-12-13 19:22:16,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14253 states. [2022-12-13 19:22:20,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14253 to 13031. [2022-12-13 19:22:20,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13031 states, 9733 states have (on average 1.5223466557073873) internal successors, (14817), 9880 states have internal predecessors, (14817), 3039 states have call successors, (3039), 268 states have call predecessors, (3039), 258 states have return successors, (4957), 2886 states have call predecessors, (4957), 3034 states have call successors, (4957) [2022-12-13 19:22:20,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13031 states to 13031 states and 22813 transitions. [2022-12-13 19:22:20,212 INFO L78 Accepts]: Start accepts. Automaton has 13031 states and 22813 transitions. Word has length 79 [2022-12-13 19:22:20,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:22:20,212 INFO L495 AbstractCegarLoop]: Abstraction has 13031 states and 22813 transitions. [2022-12-13 19:22:20,212 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.214285714285714) internal successors, (59), 12 states have internal predecessors, (59), 5 states have call successors, (11), 5 states have call predecessors, (11), 3 states have return successors, (7), 5 states have call predecessors, (7), 4 states have call successors, (7) [2022-12-13 19:22:20,212 INFO L276 IsEmpty]: Start isEmpty. Operand 13031 states and 22813 transitions. [2022-12-13 19:22:20,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-12-13 19:22:20,219 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:22:20,219 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:22:20,219 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-13 19:22:20,219 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:22:20,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:22:20,220 INFO L85 PathProgramCache]: Analyzing trace with hash 298095679, now seen corresponding path program 1 times [2022-12-13 19:22:20,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:22:20,220 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061791325] [2022-12-13 19:22:20,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:22:20,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:22:21,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:31,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 19:22:31,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:31,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:22:31,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:31,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 19:22:31,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:32,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:22:32,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:32,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 19:22:32,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:39,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 19:22:39,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:39,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:22:39,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:39,109 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-13 19:22:39,109 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:22:39,109 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061791325] [2022-12-13 19:22:39,109 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061791325] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 19:22:39,109 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [214328174] [2022-12-13 19:22:39,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:22:39,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:22:39,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:22:39,111 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 19:22:39,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 19:22:40,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:40,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 8098 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-13 19:22:40,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:22:40,639 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:22:40,639 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 19:22:40,739 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-13 19:22:40,739 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [214328174] provided 1 perfect and 1 imperfect interpolant sequences [2022-12-13 19:22:40,739 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-12-13 19:22:40,740 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [16, 5] total 20 [2022-12-13 19:22:40,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105770342] [2022-12-13 19:22:40,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:22:40,741 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 19:22:40,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:22:40,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 19:22:40,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2022-12-13 19:22:40,742 INFO L87 Difference]: Start difference. First operand 13031 states and 22813 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 19:22:41,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:22:41,623 INFO L93 Difference]: Finished difference Result 24646 states and 45320 transitions. [2022-12-13 19:22:41,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 19:22:41,624 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 80 [2022-12-13 19:22:41,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:22:41,706 INFO L225 Difference]: With dead ends: 24646 [2022-12-13 19:22:41,706 INFO L226 Difference]: Without dead ends: 12458 [2022-12-13 19:22:41,872 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2022-12-13 19:22:41,873 INFO L413 NwaCegarLoop]: 8584 mSDtfsCounter, 35 mSDsluCounter, 8581 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 17165 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 19:22:41,873 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 17165 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 19:22:41,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12458 states. [2022-12-13 19:22:43,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12458 to 12265. [2022-12-13 19:22:43,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12265 states, 9123 states have (on average 1.52022361065439) internal successors, (13869), 9247 states have internal predecessors, (13869), 2928 states have call successors, (2928), 228 states have call predecessors, (2928), 213 states have return successors, (3161), 2793 states have call predecessors, (3161), 2923 states have call successors, (3161) [2022-12-13 19:22:43,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12265 states to 12265 states and 19958 transitions. [2022-12-13 19:22:43,598 INFO L78 Accepts]: Start accepts. Automaton has 12265 states and 19958 transitions. Word has length 80 [2022-12-13 19:22:43,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:22:43,598 INFO L495 AbstractCegarLoop]: Abstraction has 12265 states and 19958 transitions. [2022-12-13 19:22:43,598 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 19:22:43,598 INFO L276 IsEmpty]: Start isEmpty. Operand 12265 states and 19958 transitions. [2022-12-13 19:22:43,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-12-13 19:22:43,603 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:22:43,603 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:22:43,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 19:22:43,804 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-12-13 19:22:43,805 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:22:43,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:22:43,806 INFO L85 PathProgramCache]: Analyzing trace with hash -1221874843, now seen corresponding path program 1 times [2022-12-13 19:22:43,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:22:43,807 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707271738] [2022-12-13 19:22:43,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:22:43,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:22:44,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:45,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 19:22:45,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:45,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 19:22:45,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:45,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-12-13 19:22:45,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:45,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 19:22:45,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:45,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-12-13 19:22:45,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:45,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:22:45,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:45,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 19:22:45,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:45,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 19:22:45,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:45,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:22:45,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:45,603 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-13 19:22:45,603 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:22:45,604 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707271738] [2022-12-13 19:22:45,604 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707271738] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:22:45,604 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:22:45,604 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 19:22:45,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345927111] [2022-12-13 19:22:45,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:22:45,605 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 19:22:45,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:22:45,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 19:22:45,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-12-13 19:22:45,606 INFO L87 Difference]: Start difference. First operand 12265 states and 19958 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 19:22:51,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:22:51,258 INFO L93 Difference]: Finished difference Result 23970 states and 41036 transitions. [2022-12-13 19:22:51,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 19:22:51,258 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 93 [2022-12-13 19:22:51,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:22:51,327 INFO L225 Difference]: With dead ends: 23970 [2022-12-13 19:22:51,327 INFO L226 Difference]: Without dead ends: 12379 [2022-12-13 19:22:51,435 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-12-13 19:22:51,435 INFO L413 NwaCegarLoop]: 8386 mSDtfsCounter, 439 mSDsluCounter, 20419 mSDsCounter, 0 mSdLazyCounter, 2382 mSolverCounterSat, 1300 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 450 SdHoareTripleChecker+Valid, 28805 SdHoareTripleChecker+Invalid, 3682 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1300 IncrementalHoareTripleChecker+Valid, 2382 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-12-13 19:22:51,435 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [450 Valid, 28805 Invalid, 3682 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1300 Valid, 2382 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2022-12-13 19:22:51,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12379 states. [2022-12-13 19:22:53,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12379 to 12269. [2022-12-13 19:22:53,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12269 states, 9127 states have (on average 1.5199956173989262) internal successors, (13873), 9251 states have internal predecessors, (13873), 2928 states have call successors, (2928), 228 states have call predecessors, (2928), 213 states have return successors, (3161), 2793 states have call predecessors, (3161), 2923 states have call successors, (3161) [2022-12-13 19:22:53,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12269 states to 12269 states and 19962 transitions. [2022-12-13 19:22:53,342 INFO L78 Accepts]: Start accepts. Automaton has 12269 states and 19962 transitions. Word has length 93 [2022-12-13 19:22:53,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:22:53,342 INFO L495 AbstractCegarLoop]: Abstraction has 12269 states and 19962 transitions. [2022-12-13 19:22:53,343 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 19:22:53,343 INFO L276 IsEmpty]: Start isEmpty. Operand 12269 states and 19962 transitions. [2022-12-13 19:22:53,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-12-13 19:22:53,348 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:22:53,348 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:22:53,348 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-13 19:22:53,348 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:22:53,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:22:53,348 INFO L85 PathProgramCache]: Analyzing trace with hash 1115234434, now seen corresponding path program 1 times [2022-12-13 19:22:53,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:22:53,348 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046238581] [2022-12-13 19:22:53,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:22:53,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:22:56,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:56,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 19:22:56,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:56,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 19:22:56,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:56,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 19:22:56,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:56,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 19:22:56,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:56,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-12-13 19:22:56,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:56,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:22:56,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:56,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 19:22:56,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:56,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:22:56,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:56,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 19:22:56,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:22:56,851 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-13 19:22:56,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:22:56,851 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046238581] [2022-12-13 19:22:56,851 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046238581] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:22:56,851 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:22:56,851 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 19:22:56,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547847305] [2022-12-13 19:22:56,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:22:56,852 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 19:22:56,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:22:56,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 19:22:56,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-12-13 19:22:56,852 INFO L87 Difference]: Start difference. First operand 12269 states and 19962 transitions. Second operand has 8 states, 8 states have (on average 8.25) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (9), 2 states have call predecessors, (9), 1 states have call successors, (9) [2022-12-13 19:23:05,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:23:05,385 INFO L93 Difference]: Finished difference Result 23998 states and 40994 transitions. [2022-12-13 19:23:05,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 19:23:05,385 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (9), 2 states have call predecessors, (9), 1 states have call successors, (9) Word has length 94 [2022-12-13 19:23:05,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:23:05,453 INFO L225 Difference]: With dead ends: 23998 [2022-12-13 19:23:05,453 INFO L226 Difference]: Without dead ends: 12403 [2022-12-13 19:23:05,545 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2022-12-13 19:23:05,545 INFO L413 NwaCegarLoop]: 8401 mSDtfsCounter, 444 mSDsluCounter, 44596 mSDsCounter, 0 mSdLazyCounter, 4140 mSolverCounterSat, 1301 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 455 SdHoareTripleChecker+Valid, 52997 SdHoareTripleChecker+Invalid, 5441 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1301 IncrementalHoareTripleChecker+Valid, 4140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2022-12-13 19:23:05,546 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [455 Valid, 52997 Invalid, 5441 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1301 Valid, 4140 Invalid, 0 Unknown, 0 Unchecked, 7.6s Time] [2022-12-13 19:23:05,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12403 states. [2022-12-13 19:23:08,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12403 to 12288. [2022-12-13 19:23:08,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12288 states, 9142 states have (on average 1.5191424196018377) internal successors, (13888), 9266 states have internal predecessors, (13888), 2928 states have call successors, (2928), 228 states have call predecessors, (2928), 217 states have return successors, (4762), 2797 states have call predecessors, (4762), 2923 states have call successors, (4762) [2022-12-13 19:23:08,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12288 states to 12288 states and 21578 transitions. [2022-12-13 19:23:08,597 INFO L78 Accepts]: Start accepts. Automaton has 12288 states and 21578 transitions. Word has length 94 [2022-12-13 19:23:08,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:23:08,597 INFO L495 AbstractCegarLoop]: Abstraction has 12288 states and 21578 transitions. [2022-12-13 19:23:08,597 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (9), 2 states have call predecessors, (9), 1 states have call successors, (9) [2022-12-13 19:23:08,597 INFO L276 IsEmpty]: Start isEmpty. Operand 12288 states and 21578 transitions. [2022-12-13 19:23:08,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-12-13 19:23:08,602 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:23:08,603 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:23:08,603 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-13 19:23:08,603 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:23:08,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:23:08,603 INFO L85 PathProgramCache]: Analyzing trace with hash 144137356, now seen corresponding path program 1 times [2022-12-13 19:23:08,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:23:08,603 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784170281] [2022-12-13 19:23:08,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:23:08,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:23:08,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:23:20,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 19:23:20,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:23:20,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:23:20,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:23:20,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 19:23:20,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:23:21,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:23:21,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:23:21,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 19:23:21,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:23:36,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:23:36,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:23:36,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 19:23:36,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:23:36,533 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 19:23:36,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:23:36,534 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784170281] [2022-12-13 19:23:36,534 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784170281] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 19:23:36,534 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [393256006] [2022-12-13 19:23:36,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:23:36,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:23:36,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:23:36,535 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 19:23:36,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-13 19:23:38,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:23:38,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 8124 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-13 19:23:38,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:23:38,186 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-13 19:23:38,186 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 19:23:38,186 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [393256006] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:23:38,186 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 19:23:38,186 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [16] total 19 [2022-12-13 19:23:38,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632899767] [2022-12-13 19:23:38,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:23:38,187 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 19:23:38,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:23:38,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 19:23:38,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=284, Unknown=0, NotChecked=0, Total=342 [2022-12-13 19:23:38,188 INFO L87 Difference]: Start difference. First operand 12288 states and 21578 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 19:23:43,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:23:43,401 INFO L93 Difference]: Finished difference Result 24111 states and 42726 transitions. [2022-12-13 19:23:43,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 19:23:43,401 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 81 [2022-12-13 19:23:43,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:23:43,475 INFO L225 Difference]: With dead ends: 24111 [2022-12-13 19:23:43,475 INFO L226 Difference]: Without dead ends: 12497 [2022-12-13 19:23:43,569 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=66, Invalid=354, Unknown=0, NotChecked=0, Total=420 [2022-12-13 19:23:43,569 INFO L413 NwaCegarLoop]: 8608 mSDtfsCounter, 222 mSDsluCounter, 22885 mSDsCounter, 0 mSdLazyCounter, 3050 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 222 SdHoareTripleChecker+Valid, 31493 SdHoareTripleChecker+Invalid, 3055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 3050 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-12-13 19:23:43,569 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [222 Valid, 31493 Invalid, 3055 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 3050 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2022-12-13 19:23:43,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12497 states. [2022-12-13 19:23:46,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12497 to 12296. [2022-12-13 19:23:46,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12296 states, 9150 states have (on average 1.518688524590164) internal successors, (13896), 9274 states have internal predecessors, (13896), 2928 states have call successors, (2928), 228 states have call predecessors, (2928), 217 states have return successors, (4762), 2797 states have call predecessors, (4762), 2923 states have call successors, (4762) [2022-12-13 19:23:46,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12296 states to 12296 states and 21586 transitions. [2022-12-13 19:23:46,651 INFO L78 Accepts]: Start accepts. Automaton has 12296 states and 21586 transitions. Word has length 81 [2022-12-13 19:23:46,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:23:46,651 INFO L495 AbstractCegarLoop]: Abstraction has 12296 states and 21586 transitions. [2022-12-13 19:23:46,651 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 19:23:46,651 INFO L276 IsEmpty]: Start isEmpty. Operand 12296 states and 21586 transitions. [2022-12-13 19:23:46,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-12-13 19:23:46,657 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:23:46,657 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:23:46,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-13 19:23:46,857 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-12-13 19:23:46,859 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:23:46,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:23:46,860 INFO L85 PathProgramCache]: Analyzing trace with hash 1186133222, now seen corresponding path program 1 times [2022-12-13 19:23:46,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:23:46,860 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237089004] [2022-12-13 19:23:46,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:23:46,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:23:47,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:23:57,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 19:23:57,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:23:57,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:23:57,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:23:57,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 19:23:57,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:23:57,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:23:57,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:23:57,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 19:23:57,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:24:12,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:24:12,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:24:12,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 19:24:12,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:24:12,134 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-13 19:24:12,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:24:12,134 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237089004] [2022-12-13 19:24:12,134 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1237089004] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:24:12,134 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:24:12,134 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-12-13 19:24:12,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777013118] [2022-12-13 19:24:12,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:24:12,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-12-13 19:24:12,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:24:12,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-12-13 19:24:12,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=167, Unknown=0, NotChecked=0, Total=210 [2022-12-13 19:24:12,135 INFO L87 Difference]: Start difference. First operand 12296 states and 21586 transitions. Second operand has 15 states, 15 states have (on average 4.2) internal successors, (63), 14 states have internal predecessors, (63), 4 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (7), 4 states have call predecessors, (7), 3 states have call successors, (7) [2022-12-13 19:26:42,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:26:42,410 INFO L93 Difference]: Finished difference Result 26292 states and 46122 transitions. [2022-12-13 19:26:42,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-12-13 19:26:42,411 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 4.2) internal successors, (63), 14 states have internal predecessors, (63), 4 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (7), 4 states have call predecessors, (7), 3 states have call successors, (7) Word has length 83 [2022-12-13 19:26:42,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:26:42,496 INFO L225 Difference]: With dead ends: 26292 [2022-12-13 19:26:42,496 INFO L226 Difference]: Without dead ends: 14670 [2022-12-13 19:26:42,560 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 21 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=124, Invalid=476, Unknown=0, NotChecked=0, Total=600 [2022-12-13 19:26:42,561 INFO L413 NwaCegarLoop]: 8159 mSDtfsCounter, 4065 mSDsluCounter, 40610 mSDsCounter, 0 mSdLazyCounter, 23793 mSolverCounterSat, 5119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 139.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4110 SdHoareTripleChecker+Valid, 48769 SdHoareTripleChecker+Invalid, 28912 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 5119 IncrementalHoareTripleChecker+Valid, 23793 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 147.8s IncrementalHoareTripleChecker+Time [2022-12-13 19:26:42,561 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4110 Valid, 48769 Invalid, 28912 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [5119 Valid, 23793 Invalid, 0 Unknown, 0 Unchecked, 147.8s Time] [2022-12-13 19:26:42,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14670 states. [2022-12-13 19:26:45,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14670 to 13551. [2022-12-13 19:26:45,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13551 states, 10093 states have (on average 1.5180818388982462) internal successors, (15322), 10259 states have internal predecessors, (15322), 3182 states have call successors, (3182), 285 states have call predecessors, (3182), 275 states have return successors, (5154), 3010 states have call predecessors, (5154), 3177 states have call successors, (5154) [2022-12-13 19:26:45,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13551 states to 13551 states and 23658 transitions. [2022-12-13 19:26:45,832 INFO L78 Accepts]: Start accepts. Automaton has 13551 states and 23658 transitions. Word has length 83 [2022-12-13 19:26:45,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:26:45,832 INFO L495 AbstractCegarLoop]: Abstraction has 13551 states and 23658 transitions. [2022-12-13 19:26:45,832 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.2) internal successors, (63), 14 states have internal predecessors, (63), 4 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (7), 4 states have call predecessors, (7), 3 states have call successors, (7) [2022-12-13 19:26:45,832 INFO L276 IsEmpty]: Start isEmpty. Operand 13551 states and 23658 transitions. [2022-12-13 19:26:45,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-12-13 19:26:45,839 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:26:45,839 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:26:45,839 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-12-13 19:26:45,839 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:26:45,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:26:45,839 INFO L85 PathProgramCache]: Analyzing trace with hash -489627712, now seen corresponding path program 1 times [2022-12-13 19:26:45,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:26:45,839 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396672799] [2022-12-13 19:26:45,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:26:45,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:26:46,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:26:49,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 19:26:49,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:26:50,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:26:50,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:26:50,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 19:26:50,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:26:50,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:26:50,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:26:50,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 19:26:50,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:26:50,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:26:50,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:26:50,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 19:26:50,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:26:50,374 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-13 19:26:50,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:26:50,374 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396672799] [2022-12-13 19:26:50,374 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396672799] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:26:50,374 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:26:50,374 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-12-13 19:26:50,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440536622] [2022-12-13 19:26:50,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:26:50,375 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-12-13 19:26:50,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:26:50,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-12-13 19:26:50,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2022-12-13 19:26:50,375 INFO L87 Difference]: Start difference. First operand 13551 states and 23658 transitions. Second operand has 11 states, 11 states have (on average 5.909090909090909) internal successors, (65), 10 states have internal predecessors, (65), 4 states have call successors, (11), 4 states have call predecessors, (11), 2 states have return successors, (7), 5 states have call predecessors, (7), 4 states have call successors, (7) [2022-12-13 19:27:16,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:27:16,079 INFO L93 Difference]: Finished difference Result 27302 states and 48089 transitions. [2022-12-13 19:27:16,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-12-13 19:27:16,080 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.909090909090909) internal successors, (65), 10 states have internal predecessors, (65), 4 states have call successors, (11), 4 states have call predecessors, (11), 2 states have return successors, (7), 5 states have call predecessors, (7), 4 states have call successors, (7) Word has length 85 [2022-12-13 19:27:16,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:27:16,172 INFO L225 Difference]: With dead ends: 27302 [2022-12-13 19:27:16,172 INFO L226 Difference]: Without dead ends: 14425 [2022-12-13 19:27:16,346 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=88, Invalid=292, Unknown=0, NotChecked=0, Total=380 [2022-12-13 19:27:16,346 INFO L413 NwaCegarLoop]: 8283 mSDtfsCounter, 1286 mSDsluCounter, 44934 mSDsCounter, 0 mSdLazyCounter, 15745 mSolverCounterSat, 1722 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1316 SdHoareTripleChecker+Valid, 53217 SdHoareTripleChecker+Invalid, 17467 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1722 IncrementalHoareTripleChecker+Valid, 15745 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.1s IncrementalHoareTripleChecker+Time [2022-12-13 19:27:16,346 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1316 Valid, 53217 Invalid, 17467 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1722 Valid, 15745 Invalid, 0 Unknown, 0 Unchecked, 24.1s Time] [2022-12-13 19:27:16,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14425 states. [2022-12-13 19:27:19,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14425 to 13565. [2022-12-13 19:27:19,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13565 states, 10107 states have (on average 1.5173642030276047) internal successors, (15336), 10273 states have internal predecessors, (15336), 3182 states have call successors, (3182), 285 states have call predecessors, (3182), 275 states have return successors, (5154), 3010 states have call predecessors, (5154), 3177 states have call successors, (5154) [2022-12-13 19:27:19,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13565 states to 13565 states and 23672 transitions. [2022-12-13 19:27:19,569 INFO L78 Accepts]: Start accepts. Automaton has 13565 states and 23672 transitions. Word has length 85 [2022-12-13 19:27:19,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:27:19,569 INFO L495 AbstractCegarLoop]: Abstraction has 13565 states and 23672 transitions. [2022-12-13 19:27:19,569 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.909090909090909) internal successors, (65), 10 states have internal predecessors, (65), 4 states have call successors, (11), 4 states have call predecessors, (11), 2 states have return successors, (7), 5 states have call predecessors, (7), 4 states have call successors, (7) [2022-12-13 19:27:19,569 INFO L276 IsEmpty]: Start isEmpty. Operand 13565 states and 23672 transitions. [2022-12-13 19:27:19,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-12-13 19:27:19,576 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:27:19,576 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:27:19,576 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-12-13 19:27:19,577 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:27:19,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:27:19,577 INFO L85 PathProgramCache]: Analyzing trace with hash -364005245, now seen corresponding path program 1 times [2022-12-13 19:27:19,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:27:19,577 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571993905] [2022-12-13 19:27:19,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:27:19,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:27:20,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:27:23,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 19:27:23,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:27:23,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:27:23,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:27:23,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 19:27:23,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:27:23,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:27:23,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:27:23,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 19:27:23,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:27:23,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:27:23,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:27:23,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 19:27:23,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:27:23,485 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-13 19:27:23,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:27:23,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571993905] [2022-12-13 19:27:23,486 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571993905] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:27:23,486 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:27:23,486 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-12-13 19:27:23,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140032454] [2022-12-13 19:27:23,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:27:23,487 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-12-13 19:27:23,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:27:23,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-12-13 19:27:23,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-12-13 19:27:23,487 INFO L87 Difference]: Start difference. First operand 13565 states and 23672 transitions. Second operand has 11 states, 11 states have (on average 6.090909090909091) internal successors, (67), 9 states have internal predecessors, (67), 5 states have call successors, (11), 5 states have call predecessors, (11), 2 states have return successors, (7), 6 states have call predecessors, (7), 5 states have call successors, (7) [2022-12-13 19:27:45,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:27:45,673 INFO L93 Difference]: Finished difference Result 27408 states and 48275 transitions. [2022-12-13 19:27:45,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-12-13 19:27:45,675 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.090909090909091) internal successors, (67), 9 states have internal predecessors, (67), 5 states have call successors, (11), 5 states have call predecessors, (11), 2 states have return successors, (7), 6 states have call predecessors, (7), 5 states have call successors, (7) Word has length 87 [2022-12-13 19:27:45,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:27:45,771 INFO L225 Difference]: With dead ends: 27408 [2022-12-13 19:27:45,771 INFO L226 Difference]: Without dead ends: 14517 [2022-12-13 19:27:45,933 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=103, Invalid=277, Unknown=0, NotChecked=0, Total=380 [2022-12-13 19:27:45,934 INFO L413 NwaCegarLoop]: 8305 mSDtfsCounter, 1359 mSDsluCounter, 43607 mSDsCounter, 0 mSdLazyCounter, 15080 mSolverCounterSat, 1648 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1402 SdHoareTripleChecker+Valid, 51912 SdHoareTripleChecker+Invalid, 16728 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1648 IncrementalHoareTripleChecker+Valid, 15080 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.8s IncrementalHoareTripleChecker+Time [2022-12-13 19:27:45,934 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1402 Valid, 51912 Invalid, 16728 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1648 Valid, 15080 Invalid, 0 Unknown, 0 Unchecked, 20.8s Time] [2022-12-13 19:27:45,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14517 states. [2022-12-13 19:27:49,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14517 to 13817. [2022-12-13 19:27:49,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13817 states, 10289 states have (on average 1.5155991835941296) internal successors, (15594), 10470 states have internal predecessors, (15594), 3236 states have call successors, (3236), 307 states have call predecessors, (3236), 291 states have return successors, (5229), 3043 states have call predecessors, (5229), 3231 states have call successors, (5229) [2022-12-13 19:27:49,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13817 states to 13817 states and 24059 transitions. [2022-12-13 19:27:49,141 INFO L78 Accepts]: Start accepts. Automaton has 13817 states and 24059 transitions. Word has length 87 [2022-12-13 19:27:49,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:27:49,141 INFO L495 AbstractCegarLoop]: Abstraction has 13817 states and 24059 transitions. [2022-12-13 19:27:49,142 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.090909090909091) internal successors, (67), 9 states have internal predecessors, (67), 5 states have call successors, (11), 5 states have call predecessors, (11), 2 states have return successors, (7), 6 states have call predecessors, (7), 5 states have call successors, (7) [2022-12-13 19:27:49,142 INFO L276 IsEmpty]: Start isEmpty. Operand 13817 states and 24059 transitions. [2022-12-13 19:27:49,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-12-13 19:27:49,147 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:27:49,148 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:27:49,148 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-12-13 19:27:49,148 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:27:49,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:27:49,148 INFO L85 PathProgramCache]: Analyzing trace with hash 59641477, now seen corresponding path program 1 times [2022-12-13 19:27:49,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:27:49,148 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644395505] [2022-12-13 19:27:49,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:27:49,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:27:49,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:28:03,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 19:28:03,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:28:03,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:28:03,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:28:03,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 19:28:03,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:28:03,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:28:03,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:28:03,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 19:28:03,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:28:18,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:28:18,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:28:18,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 19:28:18,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:28:18,672 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 19:28:18,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:28:18,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644395505] [2022-12-13 19:28:18,672 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644395505] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 19:28:18,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1489701360] [2022-12-13 19:28:18,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:28:18,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:28:18,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:28:18,674 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 19:28:18,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-13 19:28:20,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:28:20,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 8128 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-13 19:28:20,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:28:20,123 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-13 19:28:20,123 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 19:28:20,123 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1489701360] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:28:20,123 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 19:28:20,123 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [16] total 18 [2022-12-13 19:28:20,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002386537] [2022-12-13 19:28:20,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:28:20,124 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 19:28:20,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:28:20,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 19:28:20,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-12-13 19:28:20,125 INFO L87 Difference]: Start difference. First operand 13817 states and 24059 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-12-13 19:28:28,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:28:28,002 INFO L93 Difference]: Finished difference Result 29235 states and 52168 transitions. [2022-12-13 19:28:28,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 19:28:28,002 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 87 [2022-12-13 19:28:28,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:28:28,122 INFO L225 Difference]: With dead ends: 29235 [2022-12-13 19:28:28,122 INFO L226 Difference]: Without dead ends: 16338 [2022-12-13 19:28:28,271 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 102 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=70, Invalid=310, Unknown=0, NotChecked=0, Total=380 [2022-12-13 19:28:28,271 INFO L413 NwaCegarLoop]: 9678 mSDtfsCounter, 1444 mSDsluCounter, 24658 mSDsCounter, 0 mSdLazyCounter, 4271 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1444 SdHoareTripleChecker+Valid, 34336 SdHoareTripleChecker+Invalid, 4278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 4271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2022-12-13 19:28:28,271 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1444 Valid, 34336 Invalid, 4278 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 4271 Invalid, 0 Unknown, 0 Unchecked, 6.6s Time] [2022-12-13 19:28:28,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16338 states. [2022-12-13 19:28:31,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16338 to 15244. [2022-12-13 19:28:31,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15244 states, 11405 states have (on average 1.5210872424375275) internal successors, (17348), 11632 states have internal predecessors, (17348), 3479 states have call successors, (3479), 373 states have call predecessors, (3479), 359 states have return successors, (6213), 3242 states have call predecessors, (6213), 3474 states have call successors, (6213) [2022-12-13 19:28:31,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15244 states to 15244 states and 27040 transitions. [2022-12-13 19:28:31,746 INFO L78 Accepts]: Start accepts. Automaton has 15244 states and 27040 transitions. Word has length 87 [2022-12-13 19:28:31,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:28:31,746 INFO L495 AbstractCegarLoop]: Abstraction has 15244 states and 27040 transitions. [2022-12-13 19:28:31,746 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-12-13 19:28:31,746 INFO L276 IsEmpty]: Start isEmpty. Operand 15244 states and 27040 transitions. [2022-12-13 19:28:31,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-12-13 19:28:31,752 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:28:31,752 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:28:31,769 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-13 19:28:31,953 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-12-13 19:28:31,954 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:28:31,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:28:31,955 INFO L85 PathProgramCache]: Analyzing trace with hash 1001835510, now seen corresponding path program 1 times [2022-12-13 19:28:31,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:28:31,955 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647182827] [2022-12-13 19:28:31,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:28:31,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:28:32,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:28:32,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 19:28:32,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:28:32,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:28:32,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:28:32,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 19:28:32,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:28:32,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:28:32,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:28:32,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 19:28:32,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:28:32,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:28:32,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:28:32,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 19:28:32,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:28:32,331 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-13 19:28:32,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:28:32,332 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647182827] [2022-12-13 19:28:32,332 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1647182827] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:28:32,332 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:28:32,332 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 19:28:32,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963809969] [2022-12-13 19:28:32,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:28:32,332 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 19:28:32,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:28:32,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 19:28:32,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 19:28:32,333 INFO L87 Difference]: Start difference. First operand 15244 states and 27040 transitions. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-12-13 19:28:38,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:28:38,309 INFO L93 Difference]: Finished difference Result 29659 states and 53497 transitions. [2022-12-13 19:28:38,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 19:28:38,310 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 89 [2022-12-13 19:28:38,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:28:38,422 INFO L225 Difference]: With dead ends: 29659 [2022-12-13 19:28:38,422 INFO L226 Difference]: Without dead ends: 15335 [2022-12-13 19:28:38,595 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 19:28:38,595 INFO L413 NwaCegarLoop]: 8384 mSDtfsCounter, 332 mSDsluCounter, 13717 mSDsCounter, 0 mSdLazyCounter, 2133 mSolverCounterSat, 1297 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 343 SdHoareTripleChecker+Valid, 22101 SdHoareTripleChecker+Invalid, 3430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1297 IncrementalHoareTripleChecker+Valid, 2133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-12-13 19:28:38,595 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [343 Valid, 22101 Invalid, 3430 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1297 Valid, 2133 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2022-12-13 19:28:38,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15335 states. [2022-12-13 19:28:41,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15335 to 15275. [2022-12-13 19:28:41,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15275 states, 11430 states have (on average 1.520297462817148) internal successors, (17377), 11659 states have internal predecessors, (17377), 3479 states have call successors, (3479), 373 states have call predecessors, (3479), 365 states have return successors, (6247), 3246 states have call predecessors, (6247), 3474 states have call successors, (6247) [2022-12-13 19:28:41,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15275 states to 15275 states and 27103 transitions. [2022-12-13 19:28:41,956 INFO L78 Accepts]: Start accepts. Automaton has 15275 states and 27103 transitions. Word has length 89 [2022-12-13 19:28:41,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:28:41,956 INFO L495 AbstractCegarLoop]: Abstraction has 15275 states and 27103 transitions. [2022-12-13 19:28:41,956 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-12-13 19:28:41,957 INFO L276 IsEmpty]: Start isEmpty. Operand 15275 states and 27103 transitions. [2022-12-13 19:28:41,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-12-13 19:28:41,966 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:28:41,966 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:28:41,966 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-12-13 19:28:41,966 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:28:41,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:28:41,967 INFO L85 PathProgramCache]: Analyzing trace with hash 321777140, now seen corresponding path program 1 times [2022-12-13 19:28:41,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:28:41,967 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487403952] [2022-12-13 19:28:41,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:28:41,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:28:42,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:28:55,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 19:28:55,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:28:55,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:28:55,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:28:55,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 19:28:55,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:28:56,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:28:56,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:28:56,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 19:28:56,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:29:11,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:29:11,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:29:11,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 19:29:11,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:29:11,343 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 19:29:11,343 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:29:11,343 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487403952] [2022-12-13 19:29:11,344 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487403952] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 19:29:11,344 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1380732490] [2022-12-13 19:29:11,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:29:11,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:29:11,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:29:11,345 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 19:29:11,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-13 19:29:12,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:29:12,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 8141 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-13 19:29:12,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:29:12,933 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-13 19:29:12,933 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 19:29:12,933 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1380732490] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:29:12,933 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 19:29:12,933 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [16] total 18 [2022-12-13 19:29:12,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188434193] [2022-12-13 19:29:12,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:29:12,934 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 19:29:12,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:29:12,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 19:29:12,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-12-13 19:29:12,934 INFO L87 Difference]: Start difference. First operand 15275 states and 27103 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-12-13 19:29:19,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:29:19,740 INFO L93 Difference]: Finished difference Result 30717 states and 55405 transitions. [2022-12-13 19:29:19,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 19:29:19,740 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 89 [2022-12-13 19:29:19,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:29:19,860 INFO L225 Difference]: With dead ends: 30717 [2022-12-13 19:29:19,860 INFO L226 Difference]: Without dead ends: 16362 [2022-12-13 19:29:20,048 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 109 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2022-12-13 19:29:20,049 INFO L413 NwaCegarLoop]: 9677 mSDtfsCounter, 1440 mSDsluCounter, 24656 mSDsCounter, 0 mSdLazyCounter, 4268 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1440 SdHoareTripleChecker+Valid, 34333 SdHoareTripleChecker+Invalid, 4274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 4268 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2022-12-13 19:29:20,049 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1440 Valid, 34333 Invalid, 4274 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 4268 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2022-12-13 19:29:20,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16362 states. [2022-12-13 19:29:23,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16362 to 15268. [2022-12-13 19:29:23,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15268 states, 11423 states have (on average 1.5193907029676967) internal successors, (17356), 11652 states have internal predecessors, (17356), 3479 states have call successors, (3479), 373 states have call predecessors, (3479), 365 states have return successors, (6247), 3246 states have call predecessors, (6247), 3474 states have call successors, (6247) [2022-12-13 19:29:23,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15268 states to 15268 states and 27082 transitions. [2022-12-13 19:29:23,581 INFO L78 Accepts]: Start accepts. Automaton has 15268 states and 27082 transitions. Word has length 89 [2022-12-13 19:29:23,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:29:23,581 INFO L495 AbstractCegarLoop]: Abstraction has 15268 states and 27082 transitions. [2022-12-13 19:29:23,581 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-12-13 19:29:23,581 INFO L276 IsEmpty]: Start isEmpty. Operand 15268 states and 27082 transitions. [2022-12-13 19:29:23,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-12-13 19:29:23,588 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:29:23,588 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:29:23,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-13 19:29:23,788 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:29:23,790 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:29:23,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:29:23,791 INFO L85 PathProgramCache]: Analyzing trace with hash -143684532, now seen corresponding path program 1 times [2022-12-13 19:29:23,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:29:23,792 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497173389] [2022-12-13 19:29:23,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:29:23,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:29:24,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:29:35,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 19:29:35,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:29:35,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:29:35,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:29:35,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 19:29:35,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:29:35,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:29:35,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:29:35,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 19:29:36,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:31:09,294 WARN L233 SmtUtils]: Spent 5.92s on a formula simplification. DAG size of input: 235 DAG size of output: 232 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-13 19:31:25,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:31:25,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:31:26,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 19:31:26,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:31:27,628 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 19:31:27,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:31:27,628 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [497173389] [2022-12-13 19:31:27,628 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [497173389] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 19:31:27,628 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [828412251] [2022-12-13 19:31:27,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:31:27,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:31:27,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:31:27,629 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 19:31:27,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-13 19:31:29,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:31:29,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 8146 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-13 19:31:29,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:31:29,470 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-13 19:31:29,470 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 19:31:29,470 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [828412251] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:31:29,471 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 19:31:29,471 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [18] total 20 [2022-12-13 19:31:29,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602677351] [2022-12-13 19:31:29,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:31:29,471 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 19:31:29,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:31:29,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 19:31:29,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=314, Unknown=0, NotChecked=0, Total=380 [2022-12-13 19:31:29,472 INFO L87 Difference]: Start difference. First operand 15268 states and 27082 transitions. Second operand has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-12-13 19:31:36,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:31:36,154 INFO L93 Difference]: Finished difference Result 30710 states and 55377 transitions. [2022-12-13 19:31:36,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 19:31:36,155 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 91 [2022-12-13 19:31:36,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:31:36,287 INFO L225 Difference]: With dead ends: 30710 [2022-12-13 19:31:36,287 INFO L226 Difference]: Without dead ends: 16362 [2022-12-13 19:31:36,459 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 109 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 18.7s TimeCoverageRelationStatistics Valid=74, Invalid=388, Unknown=0, NotChecked=0, Total=462 [2022-12-13 19:31:36,460 INFO L413 NwaCegarLoop]: 9677 mSDtfsCounter, 1437 mSDsluCounter, 24654 mSDsCounter, 0 mSdLazyCounter, 4270 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1437 SdHoareTripleChecker+Valid, 34331 SdHoareTripleChecker+Invalid, 4275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 4270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2022-12-13 19:31:36,460 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1437 Valid, 34331 Invalid, 4275 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 4270 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2022-12-13 19:31:36,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16362 states. [2022-12-13 19:31:39,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16362 to 15268. [2022-12-13 19:31:39,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15268 states, 11423 states have (on average 1.5181651054889258) internal successors, (17342), 11652 states have internal predecessors, (17342), 3479 states have call successors, (3479), 373 states have call predecessors, (3479), 365 states have return successors, (6247), 3246 states have call predecessors, (6247), 3474 states have call successors, (6247) [2022-12-13 19:31:40,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15268 states to 15268 states and 27068 transitions. [2022-12-13 19:31:40,012 INFO L78 Accepts]: Start accepts. Automaton has 15268 states and 27068 transitions. Word has length 91 [2022-12-13 19:31:40,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:31:40,012 INFO L495 AbstractCegarLoop]: Abstraction has 15268 states and 27068 transitions. [2022-12-13 19:31:40,012 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-12-13 19:31:40,012 INFO L276 IsEmpty]: Start isEmpty. Operand 15268 states and 27068 transitions. [2022-12-13 19:31:40,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-12-13 19:31:40,018 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:31:40,019 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:31:40,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-12-13 19:31:40,219 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60afa93d-c665-4288-8689-6ef0d82ac520/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:31:40,220 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:31:40,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:31:40,222 INFO L85 PathProgramCache]: Analyzing trace with hash 536373838, now seen corresponding path program 1 times [2022-12-13 19:31:40,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:31:40,222 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143267869] [2022-12-13 19:31:40,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:31:40,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:31:43,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:31:43,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 19:31:43,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:31:43,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:31:43,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:31:43,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 19:31:43,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:31:43,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:31:43,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:31:43,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 19:31:43,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:31:43,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:31:43,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:31:43,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 19:31:43,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:31:43,858 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-13 19:31:43,858 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:31:43,858 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143267869] [2022-12-13 19:31:43,858 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [143267869] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:31:43,858 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:31:43,858 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 19:31:43,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013325846] [2022-12-13 19:31:43,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:31:43,859 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 19:31:43,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:31:43,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 19:31:43,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 19:31:43,860 INFO L87 Difference]: Start difference. First operand 15268 states and 27068 transitions. Second operand has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (7), 2 states have call predecessors, (7), 1 states have call successors, (7) [2022-12-13 19:31:51,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:31:51,056 INFO L93 Difference]: Finished difference Result 29693 states and 53860 transitions. [2022-12-13 19:31:51,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 19:31:51,057 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (7), 2 states have call predecessors, (7), 1 states have call successors, (7) Word has length 91 [2022-12-13 19:31:51,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:31:51,196 INFO L225 Difference]: With dead ends: 29693 [2022-12-13 19:31:51,196 INFO L226 Difference]: Without dead ends: 15345 [2022-12-13 19:31:51,409 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-12-13 19:31:51,410 INFO L413 NwaCegarLoop]: 8397 mSDtfsCounter, 338 mSDsluCounter, 37868 mSDsCounter, 0 mSdLazyCounter, 3873 mSolverCounterSat, 1298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 349 SdHoareTripleChecker+Valid, 46265 SdHoareTripleChecker+Invalid, 5171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1298 IncrementalHoareTripleChecker+Valid, 3873 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2022-12-13 19:31:51,410 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [349 Valid, 46265 Invalid, 5171 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1298 Valid, 3873 Invalid, 0 Unknown, 0 Unchecked, 6.1s Time] [2022-12-13 19:31:51,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15345 states. [2022-12-13 19:31:55,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15345 to 15274. [2022-12-13 19:31:55,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15274 states, 11429 states have (on average 1.517893079009537) internal successors, (17348), 11652 states have internal predecessors, (17348), 3479 states have call successors, (3479), 373 states have call predecessors, (3479), 365 states have return successors, (6247), 3252 states have call predecessors, (6247), 3474 states have call successors, (6247) [2022-12-13 19:31:55,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15274 states to 15274 states and 27074 transitions. [2022-12-13 19:31:55,316 INFO L78 Accepts]: Start accepts. Automaton has 15274 states and 27074 transitions. Word has length 91 [2022-12-13 19:31:55,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:31:55,316 INFO L495 AbstractCegarLoop]: Abstraction has 15274 states and 27074 transitions. [2022-12-13 19:31:55,316 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (7), 2 states have call predecessors, (7), 1 states have call successors, (7) [2022-12-13 19:31:55,316 INFO L276 IsEmpty]: Start isEmpty. Operand 15274 states and 27074 transitions. [2022-12-13 19:31:55,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-12-13 19:31:55,323 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:31:55,323 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:31:55,324 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-12-13 19:31:55,324 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:31:55,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:31:55,324 INFO L85 PathProgramCache]: Analyzing trace with hash 1447451473, now seen corresponding path program 1 times [2022-12-13 19:31:55,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:31:55,324 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164581908] [2022-12-13 19:31:55,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:31:55,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:31:59,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:31:59,886 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.