./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a 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_a236cd7d-8a4c-4bdf-bd02-32f2883c38a7/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a236cd7d-8a4c-4bdf-bd02-32f2883c38a7/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a236cd7d-8a4c-4bdf-bd02-32f2883c38a7/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a236cd7d-8a4c-4bdf-bd02-32f2883c38a7/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a236cd7d-8a4c-4bdf-bd02-32f2883c38a7/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a236cd7d-8a4c-4bdf-bd02-32f2883c38a7/bin/uautomizer-Dbtcem3rbc --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 4bcb37c4379f8eccb740fb6c6359bb8950e56f103e832e8f7687e811a6b9e6cf --- 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-5e519f3 [2022-11-02 20:17:45,260 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:17:45,262 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:17:45,306 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:17:45,307 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:17:45,308 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:17:45,311 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:17:45,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:17:45,316 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:17:45,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:17:45,318 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:17:45,319 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:17:45,319 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:17:45,321 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:17:45,322 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:17:45,323 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:17:45,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:17:45,330 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:17:45,332 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:17:45,342 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:17:45,346 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:17:45,350 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:17:45,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:17:45,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:17:45,356 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:17:45,356 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:17:45,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:17:45,357 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:17:45,358 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:17:45,359 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:17:45,359 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:17:45,360 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:17:45,368 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:17:45,370 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:17:45,371 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:17:45,372 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:17:45,372 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:17:45,373 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:17:45,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:17:45,374 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:17:45,374 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:17:45,375 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a236cd7d-8a4c-4bdf-bd02-32f2883c38a7/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:17:45,419 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:17:45,420 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:17:45,420 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:17:45,421 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:17:45,421 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:17:45,422 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:17:45,422 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:17:45,423 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:17:45,423 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:17:45,423 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:17:45,424 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:17:45,424 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:17:45,425 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:17:45,425 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:17:45,425 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:17:45,425 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:17:45,426 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:17:45,426 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:17:45,426 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:17:45,426 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:17:45,426 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:17:45,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:17:45,427 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:17:45,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:17:45,427 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:17:45,427 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:17:45,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:17:45,430 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:17:45,430 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:17:45,430 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:17:45,430 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a236cd7d-8a4c-4bdf-bd02-32f2883c38a7/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a236cd7d-8a4c-4bdf-bd02-32f2883c38a7/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bcb37c4379f8eccb740fb6c6359bb8950e56f103e832e8f7687e811a6b9e6cf [2022-11-02 20:17:45,706 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:17:45,754 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:17:45,757 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:17:45,758 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:17:45,760 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:17:45,761 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a236cd7d-8a4c-4bdf-bd02-32f2883c38a7/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2022-11-02 20:17:45,850 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a236cd7d-8a4c-4bdf-bd02-32f2883c38a7/bin/uautomizer-Dbtcem3rbc/data/7d970ab3c/b6cd605315c84059b112c4bb3fe47fd0/FLAG8799802c2 [2022-11-02 20:17:46,809 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:17:46,810 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a236cd7d-8a4c-4bdf-bd02-32f2883c38a7/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2022-11-02 20:17:46,864 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a236cd7d-8a4c-4bdf-bd02-32f2883c38a7/bin/uautomizer-Dbtcem3rbc/data/7d970ab3c/b6cd605315c84059b112c4bb3fe47fd0/FLAG8799802c2 [2022-11-02 20:17:47,177 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a236cd7d-8a4c-4bdf-bd02-32f2883c38a7/bin/uautomizer-Dbtcem3rbc/data/7d970ab3c/b6cd605315c84059b112c4bb3fe47fd0 [2022-11-02 20:17:47,181 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:17:47,182 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:17:47,183 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:17:47,183 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:17:47,186 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:17:47,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:17:47" (1/1) ... [2022-11-02 20:17:47,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@685d4b8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:17:47, skipping insertion in model container [2022-11-02 20:17:47,188 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:17:47" (1/1) ... [2022-11-02 20:17:47,195 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:17:47,315 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:17:50,515 WARN L230 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_a236cd7d-8a4c-4bdf-bd02-32f2883c38a7/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[345848,345861] [2022-11-02 20:17:50,518 WARN L230 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_a236cd7d-8a4c-4bdf-bd02-32f2883c38a7/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[345993,346006] [2022-11-02 20:17:50,539 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:17:50,568 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:17:51,021 WARN L230 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_a236cd7d-8a4c-4bdf-bd02-32f2883c38a7/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[345848,345861] [2022-11-02 20:17:51,021 WARN L230 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_a236cd7d-8a4c-4bdf-bd02-32f2883c38a7/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[345993,346006] [2022-11-02 20:17:51,029 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:17:51,239 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:17:51,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:17:51 WrapperNode [2022-11-02 20:17:51,239 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:17:51,241 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:17:51,241 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:17:51,241 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:17:51,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:17:51" (1/1) ... [2022-11-02 20:17:51,394 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:17:51" (1/1) ... [2022-11-02 20:17:51,586 INFO L138 Inliner]: procedures = 442, calls = 2346, calls flagged for inlining = 211, calls inlined = 196, statements flattened = 5343 [2022-11-02 20:17:51,586 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:17:51,587 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:17:51,587 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:17:51,587 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:17:51,596 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:17:51" (1/1) ... [2022-11-02 20:17:51,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:17:51" (1/1) ... [2022-11-02 20:17:51,625 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:17:51" (1/1) ... [2022-11-02 20:17:51,625 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:17:51" (1/1) ... [2022-11-02 20:17:51,770 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:17:51" (1/1) ... [2022-11-02 20:17:51,802 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:17:51" (1/1) ... [2022-11-02 20:17:51,828 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:17:51" (1/1) ... [2022-11-02 20:17:51,845 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:17:51" (1/1) ... [2022-11-02 20:17:51,956 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:17:51,962 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:17:51,971 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:17:51,972 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:17:51,974 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:17:51" (1/1) ... [2022-11-02 20:17:51,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:17:51,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a236cd7d-8a4c-4bdf-bd02-32f2883c38a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:52,019 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a236cd7d-8a4c-4bdf-bd02-32f2883c38a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:52,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a236cd7d-8a4c-4bdf-bd02-32f2883c38a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:17:52,069 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_resume [2022-11-02 20:17:52,070 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_resume [2022-11-02 20:17:52,070 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-02 20:17:52,070 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-02 20:17:52,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 20:17:52,071 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 20:17:52,071 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-02 20:17:52,071 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-02 20:17:52,071 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_write_reg [2022-11-02 20:17:52,071 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_write_reg [2022-11-02 20:17:52,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_86 [2022-11-02 20:17:52,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_86 [2022-11-02 20:17:52,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 20:17:52,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 20:17:52,072 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read8 [2022-11-02 20:17:52,072 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read8 [2022-11-02 20:17:52,072 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-02 20:17:52,072 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-02 20:17:52,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_tlan_priv [2022-11-02 20:17:52,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_tlan_priv [2022-11-02 20:17:52,073 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_read_and_clear_stats [2022-11-02 20:17:52,073 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_read_and_clear_stats [2022-11-02 20:17:52,073 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_sync [2022-11-02 20:17:52,073 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_sync [2022-11-02 20:17:52,074 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-02 20:17:52,074 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-02 20:17:52,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-02 20:17:52,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-02 20:17:52,074 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-02 20:17:52,074 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-02 20:17:52,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-02 20:17:52,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-02 20:17:52,075 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-02 20:17:52,075 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-02 20:17:52,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:17:52,075 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-02 20:17:52,076 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-02 20:17:52,076 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_lists [2022-11-02 20:17:52,076 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_lists [2022-11-02 20:17:52,076 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_close [2022-11-02 20:17:52,076 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_close [2022-11-02 20:17:52,076 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-02 20:17:52,077 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-02 20:17:52,077 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_print [2022-11-02 20:17:52,077 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_print [2022-11-02 20:17:52,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-11-02 20:17:52,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-11-02 20:17:52,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_tlan_priv [2022-11-02 20:17:52,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_tlan_priv [2022-11-02 20:17:52,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2022-11-02 20:17:52,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2022-11-02 20:17:52,079 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_probe1 [2022-11-02 20:17:52,079 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_probe1 [2022-11-02 20:17:52,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-02 20:17:52,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-02 20:17:52,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:17:52,081 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-02 20:17:52,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-02 20:17:52,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-02 20:17:52,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-02 20:17:52,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-02 20:17:52,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-02 20:17:52,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-02 20:17:52,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-02 20:17:52,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-02 20:17:52,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-02 20:17:52,084 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_timer [2022-11-02 20:17:52,084 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_timer [2022-11-02 20:17:52,084 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_stop [2022-11-02 20:17:52,085 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_stop [2022-11-02 20:17:52,085 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-02 20:17:52,086 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-02 20:17:52,086 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-02 20:17:52,086 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-02 20:17:52,086 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_remove_one [2022-11-02 20:17:52,086 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_remove_one [2022-11-02 20:17:52,086 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_get_skb [2022-11-02 20:17:52,086 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_get_skb [2022-11-02 20:17:52,087 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_byte [2022-11-02 20:17:52,087 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_byte [2022-11-02 20:17:52,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:17:52,087 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2022-11-02 20:17:52,087 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2022-11-02 20:17:52,087 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2022-11-02 20:17:52,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2022-11-02 20:17:52,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-02 20:17:52,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-02 20:17:52,089 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_poll [2022-11-02 20:17:52,089 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_poll [2022-11-02 20:17:52,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:17:52,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-02 20:17:52,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-02 20:17:52,090 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-02 20:17:52,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-02 20:17:52,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:17:52,091 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-02 20:17:52,091 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-02 20:17:52,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-02 20:17:52,091 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_free_lists [2022-11-02 20:17:52,091 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_free_lists [2022-11-02 20:17:52,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-11-02 20:17:52,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-11-02 20:17:52,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-11-02 20:17:52,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-11-02 20:17:52,092 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-11-02 20:17:52,092 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-11-02 20:17:52,093 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-02 20:17:52,093 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-02 20:17:52,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_11_2 [2022-11-02 20:17:52,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_11_2 [2022-11-02 20:17:52,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-02 20:17:52,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-02 20:17:52,094 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2022-11-02 20:17:52,094 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2022-11-02 20:17:52,094 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_store_skb [2022-11-02 20:17:52,095 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_store_skb [2022-11-02 20:17:52,096 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_tx_timeout [2022-11-02 20:17:52,098 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_tx_timeout [2022-11-02 20:17:52,099 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_detect [2022-11-02 20:17:52,099 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_detect [2022-11-02 20:17:52,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:17:52,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:17:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2022-11-02 20:17:52,102 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2022-11-02 20:17:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 20:17:52,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 20:17:52,109 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_exit [2022-11-02 20:17:52,109 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_exit [2022-11-02 20:17:52,109 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-02 20:17:52,109 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-02 20:17:52,110 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2022-11-02 20:17:52,110 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2022-11-02 20:17:52,110 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_handle_interrupt [2022-11-02 20:17:52,110 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_handle_interrupt [2022-11-02 20:17:52,110 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_start [2022-11-02 20:17:52,110 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_start [2022-11-02 20:17:52,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-02 20:17:52,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-02 20:17:52,111 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-02 20:17:52,111 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-02 20:17:52,111 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-02 20:17:52,111 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-02 20:17:52,111 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2022-11-02 20:17:52,111 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2022-11-02 20:17:52,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:17:52,112 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_multicast_list [2022-11-02 20:17:52,112 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_multicast_list [2022-11-02 20:17:52,112 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-02 20:17:52,112 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-02 20:17:52,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:17:52,113 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-02 20:17:52,113 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-02 20:17:52,113 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_eisa_cleanup [2022-11-02 20:17:52,113 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_eisa_cleanup [2022-11-02 20:17:52,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:17:52,113 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_print_list [2022-11-02 20:17:52,113 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_print_list [2022-11-02 20:17:52,114 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write16 [2022-11-02 20:17:52,114 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write16 [2022-11-02 20:17:52,114 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2022-11-02 20:17:52,114 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2022-11-02 20:17:52,114 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-02 20:17:52,114 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-02 20:17:52,114 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-11-02 20:17:52,115 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-11-02 20:17:52,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-02 20:17:52,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-02 20:17:52,115 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2022-11-02 20:17:52,115 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2022-11-02 20:17:52,115 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_finish_reset [2022-11-02 20:17:52,116 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_finish_reset [2022-11-02 20:17:52,116 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write32 [2022-11-02 20:17:52,116 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write32 [2022-11-02 20:17:52,116 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-02 20:17:52,117 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-02 20:17:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-02 20:17:52,117 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-02 20:17:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_mac [2022-11-02 20:17:52,117 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_mac [2022-11-02 20:17:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-11-02 20:17:52,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-11-02 20:17:52,118 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_start [2022-11-02 20:17:52,118 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_start [2022-11-02 20:17:52,118 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read32 [2022-11-02 20:17:52,118 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read32 [2022-11-02 20:17:52,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:17:52,118 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write8 [2022-11-02 20:17:52,118 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write8 [2022-11-02 20:17:52,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 20:17:52,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 20:17:52,119 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_down [2022-11-02 20:17:52,119 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_down [2022-11-02 20:17:52,119 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-02 20:17:52,119 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-02 20:17:52,120 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_adapter [2022-11-02 20:17:52,120 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_adapter [2022-11-02 20:17:52,120 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_send_data [2022-11-02 20:17:52,120 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_send_data [2022-11-02 20:17:52,120 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_read_reg [2022-11-02 20:17:52,120 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_read_reg [2022-11-02 20:17:52,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_97 [2022-11-02 20:17:52,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_97 [2022-11-02 20:17:52,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-02 20:17:52,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-02 20:17:52,121 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_open [2022-11-02 20:17:52,121 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_open [2022-11-02 20:17:52,121 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-02 20:17:52,121 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-02 20:17:52,122 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-11-02 20:17:52,122 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-11-02 20:17:52,122 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2022-11-02 20:17:52,122 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2022-11-02 20:17:52,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:17:52,122 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-11-02 20:17:52,122 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2022-11-02 20:17:52,123 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2022-11-02 20:17:52,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-02 20:17:52,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-02 20:17:52,123 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-11-02 20:17:52,123 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-11-02 20:17:52,123 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-11-02 20:17:52,123 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-11-02 20:17:52,921 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:17:52,925 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:17:53,839 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 20:17:57,595 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6907-1: tlan_eisa_probe_~tmp___0~12#1 := tlan_eisa_probe_#t~ret329#1;havoc tlan_eisa_probe_#t~ret329#1;havoc tlan_eisa_probe_#t~nondet330#1; [2022-11-02 20:17:57,595 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6907: SUMMARY for call tlan_eisa_probe_#t~ret329#1 := inw((if (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2022-11-02 20:17:57,595 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6974: assume 64 == tlan_eisa_probe_~tmp___4~0#1 % 256; [2022-11-02 20:17:57,596 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6974: assume !(64 == tlan_eisa_probe_~tmp___4~0#1 % 256); [2022-11-02 20:17:57,596 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6975: tlan_eisa_probe_~irq~0#1 := 10; [2022-11-02 20:17:57,596 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6978: assume 128 == tlan_eisa_probe_~tmp___4~0#1 % 256; [2022-11-02 20:17:57,596 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6978: assume !(128 == tlan_eisa_probe_~tmp___4~0#1 % 256); [2022-11-02 20:17:57,596 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6912-1: call tlan_eisa_probe_#t~ret332#1.base, tlan_eisa_probe_#t~ret332#1.offset := __request_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16, ~#tlan_signature~0.base, ~#tlan_signature~0.offset, 0);tlan_eisa_probe_~tmp___1~5#1.base, tlan_eisa_probe_~tmp___1~5#1.offset := tlan_eisa_probe_#t~ret332#1.base, tlan_eisa_probe_#t~ret332#1.offset;havoc tlan_eisa_probe_#t~ret332#1.base, tlan_eisa_probe_#t~ret332#1.offset; [2022-11-02 20:17:57,596 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6979: tlan_eisa_probe_~irq~0#1 := 11; [2022-11-02 20:17:57,597 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6982: assume 16 == ~debug~0;havoc tlan_eisa_probe_#t~nondet339#1; [2022-11-02 20:17:57,597 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6982: assume !(16 == ~debug~0); [2022-11-02 20:17:57,597 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6922: assume 0 == (tlan_eisa_probe_~tmp___1~5#1.base + tlan_eisa_probe_~tmp___1~5#1.offset) % 18446744073709551616; [2022-11-02 20:17:57,597 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6922: assume !(0 == (tlan_eisa_probe_~tmp___1~5#1.base + tlan_eisa_probe_~tmp___1~5#1.offset) % 18446744073709551616); [2022-11-02 20:17:57,597 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6927-1: tlan_eisa_probe_~tmp___2~2#1 := tlan_eisa_probe_#t~ret333#1;havoc tlan_eisa_probe_#t~ret333#1; [2022-11-02 20:17:57,598 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6927: SUMMARY for call tlan_eisa_probe_#t~ret333#1 := inw((if (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2022-11-02 20:17:57,598 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6994: SUMMARY for call tlan_eisa_probe_#t~ret338#1 := tlan_probe1(0, 0, tlan_eisa_probe_~ioaddr~0#1, tlan_eisa_probe_~irq~0#1, 12, 0, 0); srcloc: null [2022-11-02 20:17:57,598 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6929: assume 4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296; [2022-11-02 20:17:57,598 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6929: assume !(4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296); [2022-11-02 20:17:57,599 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6931: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2022-11-02 20:17:57,603 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7001: assume -2147483648 <= tlan_eisa_probe_#t~ret338#1 && tlan_eisa_probe_#t~ret338#1 <= 2147483647;tlan_eisa_probe_~rc~2#1 := tlan_eisa_probe_#t~ret338#1;havoc tlan_eisa_probe_#t~ret338#1; [2022-11-02 20:17:57,603 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6937-1: tlan_eisa_probe_~device_id~1#1 := tlan_eisa_probe_#t~ret334#1;havoc tlan_eisa_probe_#t~ret334#1; [2022-11-02 20:17:57,603 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6937: SUMMARY for call tlan_eisa_probe_#t~ret334#1 := inw((if (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2022-11-02 20:17:57,604 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6939: assume 8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296; [2022-11-02 20:17:57,604 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6939: assume !(8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296); [2022-11-02 20:17:57,604 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6941: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2022-11-02 20:17:57,604 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6947-1: tlan_eisa_probe_~tmp___3~1#1 := tlan_eisa_probe_#t~ret335#1;havoc tlan_eisa_probe_#t~ret335#1; [2022-11-02 20:17:57,604 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6947: SUMMARY for call tlan_eisa_probe_#t~ret335#1 := inb((if (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2022-11-02 20:17:57,604 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7013-1: tlan_eisa_probe_~ioaddr~0#1 := 4096 + tlan_eisa_probe_~ioaddr~0#1; [2022-11-02 20:17:57,605 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6949: assume 1 != tlan_eisa_probe_~tmp___3~1#1 % 256 % 4294967296; [2022-11-02 20:17:57,607 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6949: assume !(1 != tlan_eisa_probe_~tmp___3~1#1 % 256 % 4294967296); [2022-11-02 20:17:57,607 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6951-1: assume 16 == ~debug~0;havoc tlan_eisa_probe_#t~nondet340#1; [2022-11-02 20:17:57,613 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6951-1: assume !(16 == ~debug~0); [2022-11-02 20:17:57,613 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6951: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2022-11-02 20:17:57,613 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7022: assume tlan_eisa_probe_~ioaddr~0#1 <= 36863; [2022-11-02 20:17:57,613 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7022: assume !(tlan_eisa_probe_~ioaddr~0#1 <= 36863); [2022-11-02 20:17:57,614 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6956-2: SUMMARY for call tlan_eisa_probe_#t~ret337#1 := inb((if (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2022-11-02 20:17:57,614 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6956: assume 16 == ~debug~0;havoc tlan_eisa_probe_#t~nondet336#1; [2022-11-02 20:17:57,614 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6956: assume !(16 == ~debug~0); [2022-11-02 20:17:57,614 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7024: assume 0 != (if 0 == ~debug~0 then 0 else (if 1 == ~debug~0 then 0 else ~bitwiseAnd(~debug~0, 16))); [2022-11-02 20:17:57,614 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7024: assume !(0 != (if 0 == ~debug~0 then 0 else (if 1 == ~debug~0 then 0 else ~bitwiseAnd(~debug~0, 16)))); [2022-11-02 20:17:57,614 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6963: tlan_eisa_probe_~tmp___4~0#1 := tlan_eisa_probe_#t~ret337#1;havoc tlan_eisa_probe_#t~ret337#1; [2022-11-02 20:17:57,615 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-1: assume 0 != (if 0 == ~debug~0 then 0 else (if 1 == ~debug~0 then 0 else ~bitwiseAnd(~debug~0, 16))); [2022-11-02 20:17:57,615 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-1: assume !(0 != (if 0 == ~debug~0 then 0 else (if 1 == ~debug~0 then 0 else ~bitwiseAnd(~debug~0, 16)))); [2022-11-02 20:17:57,615 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-02 20:17:57,615 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6966: assume 16 == tlan_eisa_probe_~tmp___4~0#1 % 256; [2022-11-02 20:17:57,615 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6966: assume !(16 == tlan_eisa_probe_~tmp___4~0#1 % 256); [2022-11-02 20:17:57,615 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6900-1: tlan_eisa_probe_~tmp~35#1 := tlan_eisa_probe_#t~ret327#1;havoc tlan_eisa_probe_#t~ret327#1;havoc tlan_eisa_probe_#t~nondet328#1; [2022-11-02 20:17:57,616 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6900: SUMMARY for call tlan_eisa_probe_#t~ret327#1 := inw((if (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2022-11-02 20:17:57,616 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6967: tlan_eisa_probe_~irq~0#1 := 5; [2022-11-02 20:17:57,616 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6970: assume 32 == tlan_eisa_probe_~tmp___4~0#1 % 256; [2022-11-02 20:17:57,616 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6970: assume !(32 == tlan_eisa_probe_~tmp___4~0#1 % 256); [2022-11-02 20:17:57,616 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6971: tlan_eisa_probe_~irq~0#1 := 9; [2022-11-02 20:17:57,616 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-1: assume 0 != (if 0 == ~debug~0 then 0 else (if 1 == ~debug~0 then 0 else ~bitwiseAnd(~debug~0, 16)));havoc tlan_eisa_probe_#t~nondet331#1; [2022-11-02 20:17:57,617 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-1: assume !(0 != (if 0 == ~debug~0 then 0 else (if 1 == ~debug~0 then 0 else ~bitwiseAnd(~debug~0, 16)))); [2022-11-02 20:17:57,826 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:17:57,852 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:17:57,852 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-02 20:17:57,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:17:57 BoogieIcfgContainer [2022-11-02 20:17:57,858 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:17:57,860 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:17:57,860 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:17:57,864 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:17:57,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:17:47" (1/3) ... [2022-11-02 20:17:57,865 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39b9a0b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:17:57, skipping insertion in model container [2022-11-02 20:17:57,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:17:51" (2/3) ... [2022-11-02 20:17:57,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39b9a0b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:17:57, skipping insertion in model container [2022-11-02 20:17:57,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:17:57" (3/3) ... [2022-11-02 20:17:57,867 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2022-11-02 20:17:57,886 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:17:57,887 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:17:57,977 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:17:57,983 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;@1035fbe5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:17:57,983 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:17:57,994 INFO L276 IsEmpty]: Start isEmpty. Operand has 2107 states, 1384 states have (on average 1.2695086705202312) internal successors, (1757), 1426 states have internal predecessors, (1757), 619 states have call successors, (619), 104 states have call predecessors, (619), 103 states have return successors, (614), 600 states have call predecessors, (614), 614 states have call successors, (614) [2022-11-02 20:17:58,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-11-02 20:17:58,022 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:17:58,023 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 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] [2022-11-02 20:17:58,024 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:17:58,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:17:58,029 INFO L85 PathProgramCache]: Analyzing trace with hash 1299033063, now seen corresponding path program 1 times [2022-11-02 20:17:58,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:17:58,039 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732217295] [2022-11-02 20:17:58,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:17:58,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:17:58,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:58,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:17:58,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:58,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:58,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:58,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:17:58,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:58,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:58,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:58,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 20:17:58,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:58,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:58,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:58,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 20:17:58,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:58,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:58,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:58,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 20:17:58,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:58,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:58,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:58,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 20:17:58,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:58,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:58,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:58,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-02 20:17:58,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:59,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-02 20:17:59,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:59,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:59,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:59,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-11-02 20:17:59,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:59,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-02 20:17:59,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:59,042 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-02 20:17:59,043 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:17:59,043 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732217295] [2022-11-02 20:17:59,044 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [732217295] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:17:59,044 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:17:59,045 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:17:59,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185692071] [2022-11-02 20:17:59,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:17:59,052 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:17:59,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:17:59,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:17:59,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:17:59,087 INFO L87 Difference]: Start difference. First operand has 2107 states, 1384 states have (on average 1.2695086705202312) internal successors, (1757), 1426 states have internal predecessors, (1757), 619 states have call successors, (619), 104 states have call predecessors, (619), 103 states have return successors, (614), 600 states have call predecessors, (614), 614 states have call successors, (614) Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-11-02 20:18:15,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:18:15,748 INFO L93 Difference]: Finished difference Result 6846 states and 10955 transitions. [2022-11-02 20:18:15,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 20:18:15,754 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 130 [2022-11-02 20:18:15,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:18:15,827 INFO L225 Difference]: With dead ends: 6846 [2022-11-02 20:18:15,828 INFO L226 Difference]: Without dead ends: 4703 [2022-11-02 20:18:15,862 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:18:15,865 INFO L413 NwaCegarLoop]: 3218 mSDtfsCounter, 6066 mSDsluCounter, 4273 mSDsCounter, 0 mSdLazyCounter, 4465 mSolverCounterSat, 4973 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6312 SdHoareTripleChecker+Valid, 7491 SdHoareTripleChecker+Invalid, 9438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4973 IncrementalHoareTripleChecker+Valid, 4465 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.5s IncrementalHoareTripleChecker+Time [2022-11-02 20:18:15,866 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6312 Valid, 7491 Invalid, 9438 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4973 Valid, 4465 Invalid, 0 Unknown, 0 Unchecked, 15.5s Time] [2022-11-02 20:18:15,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4703 states. [2022-11-02 20:18:16,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4703 to 4271. [2022-11-02 20:18:16,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4271 states, 2778 states have (on average 1.2541396688264939) internal successors, (3484), 2883 states have internal predecessors, (3484), 1270 states have call successors, (1270), 202 states have call predecessors, (1270), 222 states have return successors, (1801), 1249 states have call predecessors, (1801), 1270 states have call successors, (1801) [2022-11-02 20:18:16,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4271 states to 4271 states and 6555 transitions. [2022-11-02 20:18:16,441 INFO L78 Accepts]: Start accepts. Automaton has 4271 states and 6555 transitions. Word has length 130 [2022-11-02 20:18:16,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:18:16,444 INFO L495 AbstractCegarLoop]: Abstraction has 4271 states and 6555 transitions. [2022-11-02 20:18:16,445 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-11-02 20:18:16,445 INFO L276 IsEmpty]: Start isEmpty. Operand 4271 states and 6555 transitions. [2022-11-02 20:18:16,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-11-02 20:18:16,458 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:18:16,458 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 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] [2022-11-02 20:18:16,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:18:16,459 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:18:16,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:18:16,460 INFO L85 PathProgramCache]: Analyzing trace with hash -102264943, now seen corresponding path program 1 times [2022-11-02 20:18:16,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:18:16,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930967035] [2022-11-02 20:18:16,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:18:16,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:18:16,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:16,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:18:16,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:16,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:18:16,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:16,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:18:16,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:16,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:18:16,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:16,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 20:18:16,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:16,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:18:16,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:16,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 20:18:16,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:16,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:18:16,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:17,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 20:18:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:17,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:18:17,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:17,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 20:18:17,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:17,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:18:17,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:17,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-02 20:18:17,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:17,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-11-02 20:18:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:17,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:18:17,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:17,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-02 20:18:17,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:17,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-11-02 20:18:17,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:17,116 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-02 20:18:17,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:18:17,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930967035] [2022-11-02 20:18:17,117 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930967035] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:18:17,117 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:18:17,117 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:18:17,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905174032] [2022-11-02 20:18:17,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:18:17,120 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:18:17,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:18:17,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:18:17,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:18:17,126 INFO L87 Difference]: Start difference. First operand 4271 states and 6555 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-11-02 20:18:29,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:18:29,870 INFO L93 Difference]: Finished difference Result 11479 states and 17299 transitions. [2022-11-02 20:18:29,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 20:18:29,871 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 126 [2022-11-02 20:18:29,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:18:29,941 INFO L225 Difference]: With dead ends: 11479 [2022-11-02 20:18:29,941 INFO L226 Difference]: Without dead ends: 7225 [2022-11-02 20:18:29,982 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:18:29,983 INFO L413 NwaCegarLoop]: 3241 mSDtfsCounter, 4990 mSDsluCounter, 3651 mSDsCounter, 0 mSdLazyCounter, 3652 mSolverCounterSat, 3731 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5215 SdHoareTripleChecker+Valid, 6892 SdHoareTripleChecker+Invalid, 7383 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3731 IncrementalHoareTripleChecker+Valid, 3652 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.9s IncrementalHoareTripleChecker+Time [2022-11-02 20:18:29,983 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5215 Valid, 6892 Invalid, 7383 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3731 Valid, 3652 Invalid, 0 Unknown, 0 Unchecked, 11.9s Time] [2022-11-02 20:18:29,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7225 states. [2022-11-02 20:18:30,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7225 to 6431. [2022-11-02 20:18:30,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6431 states, 4259 states have (on average 1.2465367457149565) internal successors, (5309), 4421 states have internal predecessors, (5309), 1815 states have call successors, (1815), 363 states have call predecessors, (1815), 356 states have return successors, (2421), 1730 states have call predecessors, (2421), 1815 states have call successors, (2421) [2022-11-02 20:18:30,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6431 states to 6431 states and 9545 transitions. [2022-11-02 20:18:30,526 INFO L78 Accepts]: Start accepts. Automaton has 6431 states and 9545 transitions. Word has length 126 [2022-11-02 20:18:30,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:18:30,527 INFO L495 AbstractCegarLoop]: Abstraction has 6431 states and 9545 transitions. [2022-11-02 20:18:30,528 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-11-02 20:18:30,528 INFO L276 IsEmpty]: Start isEmpty. Operand 6431 states and 9545 transitions. [2022-11-02 20:18:30,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-11-02 20:18:30,537 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:18:30,538 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1] [2022-11-02 20:18:30,538 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 20:18:30,538 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:18:30,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:18:30,539 INFO L85 PathProgramCache]: Analyzing trace with hash -144100150, now seen corresponding path program 1 times [2022-11-02 20:18:30,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:18:30,539 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773330803] [2022-11-02 20:18:30,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:18:30,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:18:30,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:30,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:18:30,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:30,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:18:30,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:30,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:18:30,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:31,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:18:31,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:31,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 20:18:31,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:31,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:18:31,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:31,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 20:18:31,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:31,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:18:31,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:31,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 20:18:31,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:31,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:18:31,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:31,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 20:18:31,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:31,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:18:31,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:31,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-02 20:18:31,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:31,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-02 20:18:31,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:31,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-02 20:18:31,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:31,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-11-02 20:18:31,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:31,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 20:18:31,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:31,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 20:18:31,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:31,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-11-02 20:18:31,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:31,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-02 20:18:31,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:31,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-02 20:18:31,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:31,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-11-02 20:18:31,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:31,217 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-02 20:18:31,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:18:31,218 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [773330803] [2022-11-02 20:18:31,218 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [773330803] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:18:31,218 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:18:31,218 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:18:31,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518467550] [2022-11-02 20:18:31,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:18:31,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:18:31,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:18:31,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:18:31,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:18:31,221 INFO L87 Difference]: Start difference. First operand 6431 states and 9545 transitions. Second operand has 5 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 4 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) [2022-11-02 20:18:55,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:18:55,030 INFO L93 Difference]: Finished difference Result 20782 states and 33082 transitions. [2022-11-02 20:18:55,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 20:18:55,031 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 4 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) Word has length 149 [2022-11-02 20:18:55,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:18:55,248 INFO L225 Difference]: With dead ends: 20782 [2022-11-02 20:18:55,249 INFO L226 Difference]: Without dead ends: 14368 [2022-11-02 20:18:55,304 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:18:55,305 INFO L413 NwaCegarLoop]: 3634 mSDtfsCounter, 7156 mSDsluCounter, 4851 mSDsCounter, 0 mSdLazyCounter, 5616 mSolverCounterSat, 6553 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7438 SdHoareTripleChecker+Valid, 8485 SdHoareTripleChecker+Invalid, 12169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6553 IncrementalHoareTripleChecker+Valid, 5616 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.4s IncrementalHoareTripleChecker+Time [2022-11-02 20:18:55,306 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7438 Valid, 8485 Invalid, 12169 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6553 Valid, 5616 Invalid, 0 Unknown, 0 Unchecked, 22.4s Time] [2022-11-02 20:18:55,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14368 states. [2022-11-02 20:18:56,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14368 to 12501. [2022-11-02 20:18:56,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12501 states, 8283 states have (on average 1.246770493782446) internal successors, (10327), 8606 states have internal predecessors, (10327), 3526 states have call successors, (3526), 722 states have call predecessors, (3526), 691 states have return successors, (4829), 3334 states have call predecessors, (4829), 3526 states have call successors, (4829) [2022-11-02 20:18:56,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12501 states to 12501 states and 18682 transitions. [2022-11-02 20:18:56,688 INFO L78 Accepts]: Start accepts. Automaton has 12501 states and 18682 transitions. Word has length 149 [2022-11-02 20:18:56,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:18:56,690 INFO L495 AbstractCegarLoop]: Abstraction has 12501 states and 18682 transitions. [2022-11-02 20:18:56,691 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 4 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) [2022-11-02 20:18:56,692 INFO L276 IsEmpty]: Start isEmpty. Operand 12501 states and 18682 transitions. [2022-11-02 20:18:56,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-11-02 20:18:56,697 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:18:56,698 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 6, 6, 6, 6, 6, 6, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:18:56,698 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-02 20:18:56,698 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:18:56,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:18:56,699 INFO L85 PathProgramCache]: Analyzing trace with hash -1292294821, now seen corresponding path program 1 times [2022-11-02 20:18:56,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:18:56,699 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065620689] [2022-11-02 20:18:56,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:18:56,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:18:56,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:57,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:18:57,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:57,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:18:57,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:57,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:18:57,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:57,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:18:57,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:57,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 20:18:57,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:57,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:18:57,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:57,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 20:18:57,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:57,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:18:57,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:57,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 20:18:57,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:57,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:18:57,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:57,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 20:18:57,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:57,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:18:57,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:57,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-02 20:18:57,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:57,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-02 20:18:57,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:57,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-02 20:18:57,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:57,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-02 20:18:57,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:57,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 20:18:57,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:57,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-02 20:18:57,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:57,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:18:57,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:57,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-02 20:18:57,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:57,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-02 20:18:57,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:57,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-02 20:18:57,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:57,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:18:57,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:57,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-02 20:18:57,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:57,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-02 20:18:57,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:18:57,269 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2022-11-02 20:18:57,269 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:18:57,269 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065620689] [2022-11-02 20:18:57,269 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065620689] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:18:57,270 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:18:57,270 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:18:57,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766643278] [2022-11-02 20:18:57,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:18:57,271 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:18:57,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:18:57,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:18:57,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:18:57,272 INFO L87 Difference]: Start difference. First operand 12501 states and 18682 transitions. Second operand has 5 states, 5 states have (on average 17.2) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-11-02 20:19:14,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:19:14,988 INFO L93 Difference]: Finished difference Result 40077 states and 64164 transitions. [2022-11-02 20:19:14,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 20:19:14,989 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 190 [2022-11-02 20:19:14,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:19:15,297 INFO L225 Difference]: With dead ends: 40077 [2022-11-02 20:19:15,297 INFO L226 Difference]: Without dead ends: 27593 [2022-11-02 20:19:15,460 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:19:15,463 INFO L413 NwaCegarLoop]: 3779 mSDtfsCounter, 6190 mSDsluCounter, 5220 mSDsCounter, 0 mSdLazyCounter, 5004 mSolverCounterSat, 4853 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6496 SdHoareTripleChecker+Valid, 8999 SdHoareTripleChecker+Invalid, 9857 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4853 IncrementalHoareTripleChecker+Valid, 5004 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.5s IncrementalHoareTripleChecker+Time [2022-11-02 20:19:15,464 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6496 Valid, 8999 Invalid, 9857 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4853 Valid, 5004 Invalid, 0 Unknown, 0 Unchecked, 15.5s Time] [2022-11-02 20:19:15,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27593 states. [2022-11-02 20:19:17,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27593 to 25136. [2022-11-02 20:19:17,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25136 states, 16681 states have (on average 1.234158623583718) internal successors, (20587), 17341 states have internal predecessors, (20587), 7049 states have call successors, (7049), 1430 states have call predecessors, (7049), 1405 states have return successors, (11076), 6688 states have call predecessors, (11076), 7049 states have call successors, (11076) [2022-11-02 20:19:18,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25136 states to 25136 states and 38712 transitions. [2022-11-02 20:19:18,274 INFO L78 Accepts]: Start accepts. Automaton has 25136 states and 38712 transitions. Word has length 190 [2022-11-02 20:19:18,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:19:18,275 INFO L495 AbstractCegarLoop]: Abstraction has 25136 states and 38712 transitions. [2022-11-02 20:19:18,275 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-11-02 20:19:18,276 INFO L276 IsEmpty]: Start isEmpty. Operand 25136 states and 38712 transitions. [2022-11-02 20:19:18,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2022-11-02 20:19:18,284 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:19:18,284 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 6, 6, 6, 6, 6, 6, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:19:18,285 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-02 20:19:18,285 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:19:18,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:19:18,286 INFO L85 PathProgramCache]: Analyzing trace with hash -2001531651, now seen corresponding path program 1 times [2022-11-02 20:19:18,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:19:18,286 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322739520] [2022-11-02 20:19:18,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:19:18,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:19:18,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:18,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:19:18,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:18,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:18,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:18,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:19:18,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:18,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:18,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:18,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 20:19:18,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:18,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:18,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:18,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 20:19:18,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:18,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:18,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:18,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 20:19:18,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:18,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:18,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:18,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 20:19:18,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:18,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:18,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:18,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-02 20:19:18,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:18,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-02 20:19:18,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:18,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-02 20:19:18,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:18,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-02 20:19:18,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:18,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 20:19:18,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:18,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-02 20:19:18,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:18,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:18,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:18,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-02 20:19:18,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:18,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-02 20:19:18,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:18,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-02 20:19:18,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:18,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:18,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:18,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-11-02 20:19:18,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:18,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-11-02 20:19:18,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:18,892 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2022-11-02 20:19:18,893 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:19:18,893 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322739520] [2022-11-02 20:19:18,893 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322739520] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:19:18,893 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:19:18,893 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:19:18,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964657887] [2022-11-02 20:19:18,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:19:18,894 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:19:18,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:19:18,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:19:18,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:19:18,896 INFO L87 Difference]: Start difference. First operand 25136 states and 38712 transitions. Second operand has 5 states, 5 states have (on average 17.6) internal successors, (88), 3 states have internal predecessors, (88), 3 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-11-02 20:19:31,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:19:31,343 INFO L93 Difference]: Finished difference Result 59490 states and 90829 transitions. [2022-11-02 20:19:31,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 20:19:31,343 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.6) internal successors, (88), 3 states have internal predecessors, (88), 3 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 192 [2022-11-02 20:19:31,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:19:31,673 INFO L225 Difference]: With dead ends: 59490 [2022-11-02 20:19:31,674 INFO L226 Difference]: Without dead ends: 34371 [2022-11-02 20:19:31,890 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:19:31,890 INFO L413 NwaCegarLoop]: 3744 mSDtfsCounter, 2750 mSDsluCounter, 5007 mSDsCounter, 0 mSdLazyCounter, 3996 mSolverCounterSat, 2849 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2898 SdHoareTripleChecker+Valid, 8751 SdHoareTripleChecker+Invalid, 6845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2849 IncrementalHoareTripleChecker+Valid, 3996 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:19:31,891 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2898 Valid, 8751 Invalid, 6845 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2849 Valid, 3996 Invalid, 0 Unknown, 0 Unchecked, 10.0s Time] [2022-11-02 20:19:31,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34371 states. [2022-11-02 20:19:34,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34371 to 30849. [2022-11-02 20:19:34,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30849 states, 20646 states have (on average 1.2327327327327327) internal successors, (25451), 21445 states have internal predecessors, (25451), 8435 states have call successors, (8435), 1868 states have call predecessors, (8435), 1767 states have return successors, (12753), 7901 states have call predecessors, (12753), 8435 states have call successors, (12753) [2022-11-02 20:19:34,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30849 states to 30849 states and 46639 transitions. [2022-11-02 20:19:35,001 INFO L78 Accepts]: Start accepts. Automaton has 30849 states and 46639 transitions. Word has length 192 [2022-11-02 20:19:35,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:19:35,005 INFO L495 AbstractCegarLoop]: Abstraction has 30849 states and 46639 transitions. [2022-11-02 20:19:35,006 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.6) internal successors, (88), 3 states have internal predecessors, (88), 3 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-11-02 20:19:35,006 INFO L276 IsEmpty]: Start isEmpty. Operand 30849 states and 46639 transitions. [2022-11-02 20:19:35,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2022-11-02 20:19:35,017 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:19:35,018 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 8, 8, 8, 6, 6, 6, 6, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:19:35,018 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-02 20:19:35,021 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:19:35,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:19:35,022 INFO L85 PathProgramCache]: Analyzing trace with hash -1889699576, now seen corresponding path program 1 times [2022-11-02 20:19:35,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:19:35,023 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898524389] [2022-11-02 20:19:35,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:19:35,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:19:35,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:19:35,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:35,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:19:35,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:35,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 20:19:35,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:35,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 20:19:35,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:35,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 20:19:35,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:35,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 20:19:35,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:35,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-02 20:19:35,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-02 20:19:35,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-02 20:19:35,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-02 20:19:35,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 20:19:35,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-02 20:19:35,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:35,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-02 20:19:35,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-02 20:19:35,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-11-02 20:19:35,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:35,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:19:35,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 20:19:35,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-02 20:19:35,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:35,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:19:35,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 20:19:35,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-11-02 20:19:35,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2022-11-02 20:19:35,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-11-02 20:19:35,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:35,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-11-02 20:19:35,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-11-02 20:19:35,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:35,668 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2022-11-02 20:19:35,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:19:35,669 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898524389] [2022-11-02 20:19:35,669 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [898524389] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:19:35,669 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:19:35,670 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:19:35,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898480291] [2022-11-02 20:19:35,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:19:35,671 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:19:35,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:19:35,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:19:35,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:19:35,672 INFO L87 Difference]: Start difference. First operand 30849 states and 46639 transitions. Second operand has 5 states, 5 states have (on average 23.8) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-11-02 20:19:48,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:19:48,686 INFO L93 Difference]: Finished difference Result 71923 states and 108125 transitions. [2022-11-02 20:19:48,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 20:19:48,687 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.8) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 266 [2022-11-02 20:19:48,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:19:49,192 INFO L225 Difference]: With dead ends: 71923 [2022-11-02 20:19:49,193 INFO L226 Difference]: Without dead ends: 41091 [2022-11-02 20:19:49,674 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:19:49,675 INFO L413 NwaCegarLoop]: 3777 mSDtfsCounter, 2770 mSDsluCounter, 5088 mSDsCounter, 0 mSdLazyCounter, 3974 mSolverCounterSat, 2836 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2919 SdHoareTripleChecker+Valid, 8865 SdHoareTripleChecker+Invalid, 6810 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2836 IncrementalHoareTripleChecker+Valid, 3974 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2022-11-02 20:19:49,676 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2919 Valid, 8865 Invalid, 6810 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2836 Valid, 3974 Invalid, 0 Unknown, 0 Unchecked, 10.4s Time] [2022-11-02 20:19:49,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41091 states. [2022-11-02 20:19:52,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41091 to 36492. [2022-11-02 20:19:52,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36492 states, 24567 states have (on average 1.232181381528066) internal successors, (30271), 25505 states have internal predecessors, (30271), 9797 states have call successors, (9797), 2304 states have call predecessors, (9797), 2127 states have return successors, (14406), 9090 states have call predecessors, (14406), 9797 states have call successors, (14406) [2022-11-02 20:19:52,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36492 states to 36492 states and 54474 transitions. [2022-11-02 20:19:52,784 INFO L78 Accepts]: Start accepts. Automaton has 36492 states and 54474 transitions. Word has length 266 [2022-11-02 20:19:52,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:19:52,785 INFO L495 AbstractCegarLoop]: Abstraction has 36492 states and 54474 transitions. [2022-11-02 20:19:52,785 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.8) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-11-02 20:19:52,785 INFO L276 IsEmpty]: Start isEmpty. Operand 36492 states and 54474 transitions. [2022-11-02 20:19:52,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2022-11-02 20:19:52,797 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:19:52,798 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 8, 8, 8, 6, 6, 6, 6, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:19:52,798 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-02 20:19:52,798 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:19:52,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:19:52,799 INFO L85 PathProgramCache]: Analyzing trace with hash 218730728, now seen corresponding path program 1 times [2022-11-02 20:19:52,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:19:52,799 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926401213] [2022-11-02 20:19:52,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:19:52,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:19:53,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:19:53,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:53,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:19:53,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:53,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 20:19:53,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:53,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 20:19:53,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:53,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 20:19:53,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:53,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 20:19:53,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:53,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-02 20:19:53,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-02 20:19:53,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-02 20:19:53,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-02 20:19:53,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 20:19:53,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-02 20:19:53,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:53,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-02 20:19:53,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-02 20:19:53,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-11-02 20:19:53,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:53,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:19:53,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 20:19:53,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-02 20:19:53,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:53,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:19:53,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 20:19:53,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-11-02 20:19:53,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2022-11-02 20:19:53,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2022-11-02 20:19:53,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:53,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-11-02 20:19:53,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2022-11-02 20:19:53,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:53,622 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2022-11-02 20:19:53,623 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:19:53,623 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926401213] [2022-11-02 20:19:53,623 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1926401213] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:19:53,623 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:19:53,623 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:19:53,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208180920] [2022-11-02 20:19:53,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:19:53,624 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:19:53,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:19:53,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:19:53,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:19:53,625 INFO L87 Difference]: Start difference. First operand 36492 states and 54474 transitions. Second operand has 5 states, 5 states have (on average 23.4) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-11-02 20:20:07,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:20:07,377 INFO L93 Difference]: Finished difference Result 85182 states and 126665 transitions. [2022-11-02 20:20:07,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 20:20:07,378 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.4) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 264 [2022-11-02 20:20:07,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:20:08,039 INFO L225 Difference]: With dead ends: 85182 [2022-11-02 20:20:08,039 INFO L226 Difference]: Without dead ends: 48707 [2022-11-02 20:20:08,336 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:20:08,338 INFO L413 NwaCegarLoop]: 3837 mSDtfsCounter, 3030 mSDsluCounter, 4959 mSDsCounter, 0 mSdLazyCounter, 4089 mSolverCounterSat, 2951 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3204 SdHoareTripleChecker+Valid, 8796 SdHoareTripleChecker+Invalid, 7040 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2951 IncrementalHoareTripleChecker+Valid, 4089 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2022-11-02 20:20:08,339 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3204 Valid, 8796 Invalid, 7040 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2951 Valid, 4089 Invalid, 0 Unknown, 0 Unchecked, 10.4s Time] [2022-11-02 20:20:08,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48707 states. [2022-11-02 20:20:11,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48707 to 42921. [2022-11-02 20:20:11,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42921 states, 28978 states have (on average 1.2304161777900475) internal successors, (35655), 30067 states have internal predecessors, (35655), 11397 states have call successors, (11397), 2810 states have call predecessors, (11397), 2545 states have return successors, (16335), 10493 states have call predecessors, (16335), 11397 states have call successors, (16335) [2022-11-02 20:20:11,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42921 states to 42921 states and 63387 transitions. [2022-11-02 20:20:11,811 INFO L78 Accepts]: Start accepts. Automaton has 42921 states and 63387 transitions. Word has length 264 [2022-11-02 20:20:11,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:20:11,812 INFO L495 AbstractCegarLoop]: Abstraction has 42921 states and 63387 transitions. [2022-11-02 20:20:11,813 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.4) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-11-02 20:20:11,813 INFO L276 IsEmpty]: Start isEmpty. Operand 42921 states and 63387 transitions. [2022-11-02 20:20:11,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2022-11-02 20:20:11,828 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:20:11,828 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 6, 6, 6, 6, 6, 6, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:20:11,828 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-02 20:20:11,829 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:20:11,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:20:11,829 INFO L85 PathProgramCache]: Analyzing trace with hash -1820806745, now seen corresponding path program 1 times [2022-11-02 20:20:11,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:20:11,830 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686163581] [2022-11-02 20:20:11,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:20:11,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:20:11,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:20:12,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:12,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:20:12,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:12,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 20:20:12,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:12,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 20:20:12,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:12,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 20:20:12,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:12,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 20:20:12,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:12,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-02 20:20:12,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-02 20:20:12,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-02 20:20:12,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-02 20:20:12,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 20:20:12,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-02 20:20:12,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:12,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-02 20:20:12,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-02 20:20:12,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-11-02 20:20:12,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:12,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:20:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 20:20:12,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-02 20:20:12,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:12,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:20:12,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 20:20:12,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-11-02 20:20:12,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2022-11-02 20:20:12,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-11-02 20:20:12,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-11-02 20:20:12,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-11-02 20:20:12,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:12,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-11-02 20:20:12,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2022-11-02 20:20:12,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2022-11-02 20:20:12,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:12,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-11-02 20:20:12,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2022-11-02 20:20:12,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:12,832 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2022-11-02 20:20:12,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:20:12,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686163581] [2022-11-02 20:20:12,833 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686163581] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:20:12,833 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:20:12,833 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 20:20:12,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59082725] [2022-11-02 20:20:12,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:20:12,834 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 20:20:12,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:20:12,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 20:20:12,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:20:12,835 INFO L87 Difference]: Start difference. First operand 42921 states and 63387 transitions. Second operand has 7 states, 7 states have (on average 19.285714285714285) internal successors, (135), 4 states have internal predecessors, (135), 3 states have call successors, (35), 5 states have call predecessors, (35), 2 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-02 20:20:42,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:20:42,323 INFO L93 Difference]: Finished difference Result 99511 states and 151920 transitions. [2022-11-02 20:20:42,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-02 20:20:42,324 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 19.285714285714285) internal successors, (135), 4 states have internal predecessors, (135), 3 states have call successors, (35), 5 states have call predecessors, (35), 2 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 326 [2022-11-02 20:20:42,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:20:42,858 INFO L225 Difference]: With dead ends: 99511 [2022-11-02 20:20:42,858 INFO L226 Difference]: Without dead ends: 56607 [2022-11-02 20:20:43,144 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=78, Invalid=162, Unknown=0, NotChecked=0, Total=240 [2022-11-02 20:20:43,144 INFO L413 NwaCegarLoop]: 3490 mSDtfsCounter, 2420 mSDsluCounter, 7413 mSDsCounter, 0 mSdLazyCounter, 8639 mSolverCounterSat, 1903 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2690 SdHoareTripleChecker+Valid, 10903 SdHoareTripleChecker+Invalid, 10542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1903 IncrementalHoareTripleChecker+Valid, 8639 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:20:43,144 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2690 Valid, 10903 Invalid, 10542 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1903 Valid, 8639 Invalid, 0 Unknown, 0 Unchecked, 22.2s Time] [2022-11-02 20:20:43,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56607 states. [2022-11-02 20:20:48,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56607 to 48608. [2022-11-02 20:20:48,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48608 states, 32951 states have (on average 1.2299171497071408) internal successors, (40527), 34179 states have internal predecessors, (40527), 12759 states have call successors, (12759), 3238 states have call predecessors, (12759), 2897 states have return successors, (17988), 11682 states have call predecessors, (17988), 12759 states have call successors, (17988) [2022-11-02 20:20:48,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48608 states to 48608 states and 71274 transitions. [2022-11-02 20:20:48,375 INFO L78 Accepts]: Start accepts. Automaton has 48608 states and 71274 transitions. Word has length 326 [2022-11-02 20:20:48,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:20:48,376 INFO L495 AbstractCegarLoop]: Abstraction has 48608 states and 71274 transitions. [2022-11-02 20:20:48,376 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.285714285714285) internal successors, (135), 4 states have internal predecessors, (135), 3 states have call successors, (35), 5 states have call predecessors, (35), 2 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-02 20:20:48,376 INFO L276 IsEmpty]: Start isEmpty. Operand 48608 states and 71274 transitions. [2022-11-02 20:20:48,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2022-11-02 20:20:48,397 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:20:48,397 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 6, 6, 6, 6, 6, 6, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:20:48,397 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-02 20:20:48,398 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:20:48,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:20:48,398 INFO L85 PathProgramCache]: Analyzing trace with hash -1865938860, now seen corresponding path program 1 times [2022-11-02 20:20:48,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:20:48,399 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239826840] [2022-11-02 20:20:48,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:20:48,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:20:48,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:20:48,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:48,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:20:48,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:48,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 20:20:48,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:48,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 20:20:48,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:48,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 20:20:48,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:48,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 20:20:48,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:48,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-02 20:20:48,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-02 20:20:48,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-02 20:20:48,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-02 20:20:48,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 20:20:48,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-02 20:20:48,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:48,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-02 20:20:48,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-02 20:20:48,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-11-02 20:20:48,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:48,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:20:48,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 20:20:48,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-02 20:20:48,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:48,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:20:48,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 20:20:48,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-11-02 20:20:48,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2022-11-02 20:20:48,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:48,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-11-02 20:20:49,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:49,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-11-02 20:20:49,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:49,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-11-02 20:20:49,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:49,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:49,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:49,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-11-02 20:20:49,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:49,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2022-11-02 20:20:49,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:49,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2022-11-02 20:20:49,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:49,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-11-02 20:20:49,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:49,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2022-11-02 20:20:49,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:49,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2022-11-02 20:20:49,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:49,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-11-02 20:20:49,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:49,525 INFO L134 CoverageAnalysis]: Checked inductivity of 614 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 586 trivial. 0 not checked. [2022-11-02 20:20:49,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:20:49,526 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [239826840] [2022-11-02 20:20:49,526 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [239826840] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:20:49,526 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:20:49,526 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:20:49,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365622892] [2022-11-02 20:20:49,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:20:49,529 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:20:49,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:20:49,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:20:49,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:20:49,530 INFO L87 Difference]: Start difference. First operand 48608 states and 71274 transitions. Second operand has 5 states, 5 states have (on average 29.0) internal successors, (145), 3 states have internal predecessors, (145), 3 states have call successors, (36), 4 states have call predecessors, (36), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2022-11-02 20:21:09,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:09,363 INFO L93 Difference]: Finished difference Result 107117 states and 157286 transitions. [2022-11-02 20:21:09,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:21:09,365 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.0) internal successors, (145), 3 states have internal predecessors, (145), 3 states have call successors, (36), 4 states have call predecessors, (36), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 336 [2022-11-02 20:21:09,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:10,027 INFO L225 Difference]: With dead ends: 107117 [2022-11-02 20:21:10,027 INFO L226 Difference]: Without dead ends: 58526 [2022-11-02 20:21:10,260 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:21:10,261 INFO L413 NwaCegarLoop]: 3733 mSDtfsCounter, 2321 mSDsluCounter, 3525 mSDsCounter, 0 mSdLazyCounter, 3591 mSolverCounterSat, 2354 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2589 SdHoareTripleChecker+Valid, 7258 SdHoareTripleChecker+Invalid, 5945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2354 IncrementalHoareTripleChecker+Valid, 3591 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.5s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:10,261 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2589 Valid, 7258 Invalid, 5945 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2354 Valid, 3591 Invalid, 0 Unknown, 0 Unchecked, 12.5s Time] [2022-11-02 20:21:10,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58526 states.