./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-cassini.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5848ddba-f074-4b32-ab18-bf55e7e82507/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5848ddba-f074-4b32-ab18-bf55e7e82507/bin/uautomizer-QkZJyEgLgS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5848ddba-f074-4b32-ab18-bf55e7e82507/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5848ddba-f074-4b32-ab18-bf55e7e82507/bin/uautomizer-QkZJyEgLgS/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-cassini.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5848ddba-f074-4b32-ab18-bf55e7e82507/bin/uautomizer-QkZJyEgLgS/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5848ddba-f074-4b32-ab18-bf55e7e82507/bin/uautomizer-QkZJyEgLgS --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 14ec046978052198cd587531ac5cc6873edc7e25b4a41979dad16fe919a1b16d --- 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-4e7fbc6 [2022-11-23 04:00:33,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 04:00:33,334 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 04:00:33,366 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 04:00:33,366 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 04:00:33,371 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 04:00:33,375 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 04:00:33,379 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 04:00:33,381 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 04:00:33,388 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 04:00:33,390 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 04:00:33,392 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 04:00:33,393 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 04:00:33,395 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 04:00:33,400 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 04:00:33,403 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 04:00:33,404 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 04:00:33,405 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 04:00:33,407 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 04:00:33,409 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 04:00:33,410 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 04:00:33,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 04:00:33,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 04:00:33,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 04:00:33,417 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 04:00:33,418 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 04:00:33,418 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 04:00:33,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 04:00:33,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 04:00:33,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 04:00:33,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 04:00:33,422 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 04:00:33,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 04:00:33,423 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 04:00:33,424 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 04:00:33,424 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 04:00:33,425 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 04:00:33,426 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 04:00:33,426 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 04:00:33,427 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 04:00:33,428 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 04:00:33,429 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5848ddba-f074-4b32-ab18-bf55e7e82507/bin/uautomizer-QkZJyEgLgS/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-23 04:00:33,451 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 04:00:33,451 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 04:00:33,452 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 04:00:33,452 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 04:00:33,453 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 04:00:33,453 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 04:00:33,454 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 04:00:33,455 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 04:00:33,455 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 04:00:33,455 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 04:00:33,455 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 04:00:33,456 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 04:00:33,456 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 04:00:33,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 04:00:33,457 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 04:00:33,457 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 04:00:33,457 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 04:00:33,457 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 04:00:33,458 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 04:00:33,458 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 04:00:33,458 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 04:00:33,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 04:00:33,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 04:00:33,459 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 04:00:33,460 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 04:00:33,460 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 04:00:33,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 04:00:33,460 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-23 04:00:33,460 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 04:00:33,461 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-23 04:00:33,461 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 04:00:33,461 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5848ddba-f074-4b32-ab18-bf55e7e82507/bin/uautomizer-QkZJyEgLgS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5848ddba-f074-4b32-ab18-bf55e7e82507/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14ec046978052198cd587531ac5cc6873edc7e25b4a41979dad16fe919a1b16d [2022-11-23 04:00:33,772 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 04:00:33,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 04:00:33,808 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 04:00:33,810 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 04:00:33,811 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 04:00:33,812 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5848ddba-f074-4b32-ab18-bf55e7e82507/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-cassini.cil.i [2022-11-23 04:00:37,007 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 04:00:37,937 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 04:00:37,937 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5848ddba-f074-4b32-ab18-bf55e7e82507/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-cassini.cil.i [2022-11-23 04:00:38,011 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5848ddba-f074-4b32-ab18-bf55e7e82507/bin/uautomizer-QkZJyEgLgS/data/ae3aeff3d/a0fe57d5c502445c98a241791b06d194/FLAG5713615db [2022-11-23 04:00:38,030 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5848ddba-f074-4b32-ab18-bf55e7e82507/bin/uautomizer-QkZJyEgLgS/data/ae3aeff3d/a0fe57d5c502445c98a241791b06d194 [2022-11-23 04:00:38,035 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 04:00:38,036 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 04:00:38,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 04:00:38,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 04:00:38,049 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 04:00:38,050 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:00:38" (1/1) ... [2022-11-23 04:00:38,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@734e3d2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:38, skipping insertion in model container [2022-11-23 04:00:38,052 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:00:38" (1/1) ... [2022-11-23 04:00:38,059 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 04:00:38,313 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 04:00:43,931 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5848ddba-f074-4b32-ab18-bf55e7e82507/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-cassini.cil.i[494588,494601] [2022-11-23 04:00:43,937 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5848ddba-f074-4b32-ab18-bf55e7e82507/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-cassini.cil.i[494733,494746] [2022-11-23 04:00:43,969 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 04:00:44,040 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 04:00:44,605 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5848ddba-f074-4b32-ab18-bf55e7e82507/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-cassini.cil.i[494588,494601] [2022-11-23 04:00:44,606 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5848ddba-f074-4b32-ab18-bf55e7e82507/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-cassini.cil.i[494733,494746] [2022-11-23 04:00:44,613 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 04:00:45,007 INFO L208 MainTranslator]: Completed translation [2022-11-23 04:00:45,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:45 WrapperNode [2022-11-23 04:00:45,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 04:00:45,009 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 04:00:45,009 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 04:00:45,009 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 04:00:45,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:45" (1/1) ... [2022-11-23 04:00:45,225 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:45" (1/1) ... [2022-11-23 04:00:45,622 INFO L138 Inliner]: procedures = 685, calls = 4397, calls flagged for inlining = 340, calls inlined = 320, statements flattened = 10463 [2022-11-23 04:00:45,623 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 04:00:45,624 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 04:00:45,624 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 04:00:45,624 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 04:00:45,635 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:45" (1/1) ... [2022-11-23 04:00:45,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:45" (1/1) ... [2022-11-23 04:00:45,692 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:45" (1/1) ... [2022-11-23 04:00:45,693 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:45" (1/1) ... [2022-11-23 04:00:46,088 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:45" (1/1) ... [2022-11-23 04:00:46,127 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:45" (1/1) ... [2022-11-23 04:00:46,162 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:45" (1/1) ... [2022-11-23 04:00:46,182 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:45" (1/1) ... [2022-11-23 04:00:46,236 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 04:00:46,237 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 04:00:46,237 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 04:00:46,237 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 04:00:46,238 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:45" (1/1) ... [2022-11-23 04:00:46,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 04:00:46,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5848ddba-f074-4b32-ab18-bf55e7e82507/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:00:46,273 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5848ddba-f074-4b32-ab18-bf55e7e82507/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 04:00:46,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5848ddba-f074-4b32-ab18-bf55e7e82507/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 04:00:46,328 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-23 04:00:46,329 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-23 04:00:46,329 INFO L130 BoogieDeclarations]: Found specification of procedure cas_phy_read [2022-11-23 04:00:46,329 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_phy_read [2022-11-23 04:00:46,329 INFO L130 BoogieDeclarations]: Found specification of procedure cas_pcs_link_check [2022-11-23 04:00:46,329 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_pcs_link_check [2022-11-23 04:00:46,329 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-23 04:00:46,330 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-23 04:00:46,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-23 04:00:46,330 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-23 04:00:46,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_132 [2022-11-23 04:00:46,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_132 [2022-11-23 04:00:46,330 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-23 04:00:46,330 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-23 04:00:46,331 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-11-23 04:00:46,331 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-11-23 04:00:46,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_133 [2022-11-23 04:00:46,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_133 [2022-11-23 04:00:46,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-23 04:00:46,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-23 04:00:46,331 INFO L130 BoogieDeclarations]: Found specification of procedure cas_mii_link_check [2022-11-23 04:00:46,331 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_mii_link_check [2022-11-23 04:00:46,332 INFO L130 BoogieDeclarations]: Found specification of procedure cas_calc_tabort [2022-11-23 04:00:46,332 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_calc_tabort [2022-11-23 04:00:46,332 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-23 04:00:46,332 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-23 04:00:46,332 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2022-11-23 04:00:46,332 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2022-11-23 04:00:46,332 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-23 04:00:46,333 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-23 04:00:46,334 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-23 04:00:46,334 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-23 04:00:46,334 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-23 04:00:46,334 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-23 04:00:46,335 INFO L130 BoogieDeclarations]: Found specification of procedure cas_lock_tx [2022-11-23 04:00:46,335 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_lock_tx [2022-11-23 04:00:46,335 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-11-23 04:00:46,336 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-11-23 04:00:46,336 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-23 04:00:46,336 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-23 04:00:46,336 INFO L130 BoogieDeclarations]: Found specification of procedure cas_disable_irq [2022-11-23 04:00:46,336 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_disable_irq [2022-11-23 04:00:46,336 INFO L130 BoogieDeclarations]: Found specification of procedure cas_free_rxds [2022-11-23 04:00:46,337 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_free_rxds [2022-11-23 04:00:46,337 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_page [2022-11-23 04:00:46,337 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_page [2022-11-23 04:00:46,337 INFO L130 BoogieDeclarations]: Found specification of procedure cas_open [2022-11-23 04:00:46,337 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_open [2022-11-23 04:00:46,337 INFO L130 BoogieDeclarations]: Found specification of procedure cas_interrupt [2022-11-23 04:00:46,337 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_interrupt [2022-11-23 04:00:46,338 INFO L130 BoogieDeclarations]: Found specification of procedure cas_tx_tiny_free [2022-11-23 04:00:46,338 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_tx_tiny_free [2022-11-23 04:00:46,338 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2022-11-23 04:00:46,338 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2022-11-23 04:00:46,339 INFO L130 BoogieDeclarations]: Found specification of procedure tx_tiny_map [2022-11-23 04:00:46,339 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_tiny_map [2022-11-23 04:00:46,339 INFO L130 BoogieDeclarations]: Found specification of procedure cas_phy_init [2022-11-23 04:00:46,340 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_phy_init [2022-11-23 04:00:46,340 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2022-11-23 04:00:46,340 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2022-11-23 04:00:46,340 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2022-11-23 04:00:46,341 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2022-11-23 04:00:46,341 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-23 04:00:46,341 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-23 04:00:46,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-23 04:00:46,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-23 04:00:46,341 INFO L130 BoogieDeclarations]: Found specification of procedure cas_enable_irq [2022-11-23 04:00:46,342 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_enable_irq [2022-11-23 04:00:46,342 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-23 04:00:46,342 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-23 04:00:46,342 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-23 04:00:46,342 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-23 04:00:46,342 INFO L130 BoogieDeclarations]: Found specification of procedure cas_page_dequeue [2022-11-23 04:00:46,343 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_page_dequeue [2022-11-23 04:00:46,343 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2022-11-23 04:00:46,343 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2022-11-23 04:00:46,344 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-23 04:00:46,344 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-23 04:00:46,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-23 04:00:46,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-23 04:00:46,345 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-23 04:00:46,345 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-23 04:00:46,345 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-23 04:00:46,345 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-23 04:00:46,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 04:00:46,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_108 [2022-11-23 04:00:46,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_108 [2022-11-23 04:00:46,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_106 [2022-11-23 04:00:46,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_106 [2022-11-23 04:00:46,347 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2022-11-23 04:00:46,347 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2022-11-23 04:00:46,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_103 [2022-11-23 04:00:46,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_103 [2022-11-23 04:00:46,347 INFO L130 BoogieDeclarations]: Found specification of procedure cas_set_multicast [2022-11-23 04:00:46,347 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_set_multicast [2022-11-23 04:00:46,348 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-23 04:00:46,348 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-23 04:00:46,348 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-23 04:00:46,348 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-23 04:00:46,348 INFO L130 BoogieDeclarations]: Found specification of procedure cas_spare_free [2022-11-23 04:00:46,348 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_spare_free [2022-11-23 04:00:46,348 INFO L130 BoogieDeclarations]: Found specification of procedure cas_tx_timeout [2022-11-23 04:00:46,348 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_tx_timeout [2022-11-23 04:00:46,349 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-23 04:00:46,349 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-23 04:00:46,349 INFO L130 BoogieDeclarations]: Found specification of procedure cas_read_pcs_link_mode [2022-11-23 04:00:46,349 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_read_pcs_link_mode [2022-11-23 04:00:46,350 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-23 04:00:46,350 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-23 04:00:46,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-23 04:00:46,350 INFO L130 BoogieDeclarations]: Found specification of procedure cas_close [2022-11-23 04:00:46,350 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_close [2022-11-23 04:00:46,350 INFO L130 BoogieDeclarations]: Found specification of procedure cas_page_swap [2022-11-23 04:00:46,350 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_page_swap [2022-11-23 04:00:46,351 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-23 04:00:46,352 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-23 04:00:46,354 INFO L130 BoogieDeclarations]: Found specification of procedure cas_netpoll [2022-11-23 04:00:46,355 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_netpoll [2022-11-23 04:00:46,355 INFO L130 BoogieDeclarations]: Found specification of procedure cas_hard_reset [2022-11-23 04:00:46,355 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_hard_reset [2022-11-23 04:00:46,357 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-23 04:00:46,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-23 04:00:46,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-23 04:00:46,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-23 04:00:46,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-23 04:00:46,363 INFO L130 BoogieDeclarations]: Found specification of procedure cas_rxc_init [2022-11-23 04:00:46,364 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_rxc_init [2022-11-23 04:00:46,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 04:00:46,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-23 04:00:46,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-23 04:00:46,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-23 04:00:46,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-23 04:00:46,364 INFO L130 BoogieDeclarations]: Found specification of procedure cas_clear_mac_err [2022-11-23 04:00:46,364 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_clear_mac_err [2022-11-23 04:00:46,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-23 04:00:46,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-23 04:00:46,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-23 04:00:46,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-23 04:00:46,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-23 04:00:46,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-23 04:00:46,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-23 04:00:46,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-23 04:00:46,365 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-23 04:00:46,366 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-23 04:00:46,366 INFO L130 BoogieDeclarations]: Found specification of procedure cas_remove_one [2022-11-23 04:00:46,366 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_remove_one [2022-11-23 04:00:46,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_NOT_ARG_SIGN [2022-11-23 04:00:46,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_NOT_ARG_SIGN [2022-11-23 04:00:46,366 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-23 04:00:46,366 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-23 04:00:46,366 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-23 04:00:46,367 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-23 04:00:46,367 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2022-11-23 04:00:46,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2022-11-23 04:00:46,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 04:00:46,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-23 04:00:46,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-23 04:00:46,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-23 04:00:46,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-23 04:00:46,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-23 04:00:46,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-23 04:00:46,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 04:00:46,368 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2022-11-23 04:00:46,368 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2022-11-23 04:00:46,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-23 04:00:46,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-23 04:00:46,368 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-23 04:00:46,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-23 04:00:46,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 04:00:46,369 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-23 04:00:46,369 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-23 04:00:46,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-23 04:00:46,369 INFO L130 BoogieDeclarations]: Found specification of procedure cas_set_link_modes [2022-11-23 04:00:46,369 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_set_link_modes [2022-11-23 04:00:46,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-11-23 04:00:46,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-11-23 04:00:46,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-11-23 04:00:46,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-11-23 04:00:46,370 INFO L130 BoogieDeclarations]: Found specification of procedure cas_read_mii_link_mode [2022-11-23 04:00:46,370 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_read_mii_link_mode [2022-11-23 04:00:46,370 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2022-11-23 04:00:46,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2022-11-23 04:00:46,370 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-23 04:00:46,370 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-23 04:00:46,370 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-23 04:00:46,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-23 04:00:46,371 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-11-23 04:00:46,371 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-11-23 04:00:46,371 INFO L130 BoogieDeclarations]: Found specification of procedure kmap_atomic [2022-11-23 04:00:46,371 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap_atomic [2022-11-23 04:00:46,371 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-11-23 04:00:46,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-11-23 04:00:46,371 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-23 04:00:46,371 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-23 04:00:46,371 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-23 04:00:46,372 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-23 04:00:46,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-23 04:00:46,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-23 04:00:46,372 INFO L130 BoogieDeclarations]: Found specification of procedure csum_unfold [2022-11-23 04:00:46,372 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_unfold [2022-11-23 04:00:46,372 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-23 04:00:46,372 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-23 04:00:46,372 INFO L130 BoogieDeclarations]: Found specification of procedure cas_entropy_gather [2022-11-23 04:00:46,372 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_entropy_gather [2022-11-23 04:00:46,373 INFO L130 BoogieDeclarations]: Found specification of procedure cas_resume [2022-11-23 04:00:46,373 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_resume [2022-11-23 04:00:46,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 04:00:46,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 04:00:46,373 INFO L130 BoogieDeclarations]: Found specification of procedure cas_page_alloc [2022-11-23 04:00:46,373 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_page_alloc [2022-11-23 04:00:46,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-23 04:00:46,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-23 04:00:46,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-23 04:00:46,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-23 04:00:46,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_158 [2022-11-23 04:00:46,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_158 [2022-11-23 04:00:46,374 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-23 04:00:46,374 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-23 04:00:46,374 INFO L130 BoogieDeclarations]: Found specification of procedure cas_mif_poll [2022-11-23 04:00:46,374 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_mif_poll [2022-11-23 04:00:46,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-23 04:00:46,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-23 04:00:46,377 INFO L130 BoogieDeclarations]: Found specification of procedure cas_unlock_tx [2022-11-23 04:00:46,377 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_unlock_tx [2022-11-23 04:00:46,377 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-23 04:00:46,377 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-23 04:00:46,377 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice [2022-11-23 04:00:46,377 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice [2022-11-23 04:00:46,377 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-23 04:00:46,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-23 04:00:46,378 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub [2022-11-23 04:00:46,378 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub [2022-11-23 04:00:46,378 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-23 04:00:46,378 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-23 04:00:46,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-23 04:00:46,378 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-23 04:00:46,378 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-23 04:00:46,378 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-23 04:00:46,378 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-23 04:00:46,378 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-23 04:00:46,379 INFO L130 BoogieDeclarations]: Found specification of procedure tx_tiny_buf [2022-11-23 04:00:46,379 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_tiny_buf [2022-11-23 04:00:46,380 INFO L130 BoogieDeclarations]: Found specification of procedure cas_mac_reset [2022-11-23 04:00:46,383 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_mac_reset [2022-11-23 04:00:46,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_cas [2022-11-23 04:00:46,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_cas [2022-11-23 04:00:46,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 04:00:46,384 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-23 04:00:46,384 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-23 04:00:46,384 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_frag_set_page [2022-11-23 04:00:46,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_frag_set_page [2022-11-23 04:00:46,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 04:00:46,385 INFO L130 BoogieDeclarations]: Found specification of procedure cas_get_regs_len [2022-11-23 04:00:46,385 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_get_regs_len [2022-11-23 04:00:46,385 INFO L130 BoogieDeclarations]: Found specification of procedure cas_reset [2022-11-23 04:00:46,385 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_reset [2022-11-23 04:00:46,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_NOT_ARG_SIGN [2022-11-23 04:00:46,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_NOT_ARG_SIGN [2022-11-23 04:00:46,386 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2022-11-23 04:00:46,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2022-11-23 04:00:46,386 INFO L130 BoogieDeclarations]: Found specification of procedure cas_post_page [2022-11-23 04:00:46,386 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_post_page [2022-11-23 04:00:46,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 04:00:46,386 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2022-11-23 04:00:46,386 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2022-11-23 04:00:46,386 INFO L130 BoogieDeclarations]: Found specification of procedure cas_nway_reset [2022-11-23 04:00:46,387 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_nway_reset [2022-11-23 04:00:46,387 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-23 04:00:46,387 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-23 04:00:46,387 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-23 04:00:46,387 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-23 04:00:46,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-23 04:00:46,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-23 04:00:46,387 INFO L130 BoogieDeclarations]: Found specification of procedure cas_setup_multicast [2022-11-23 04:00:46,387 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_setup_multicast [2022-11-23 04:00:46,388 INFO L130 BoogieDeclarations]: Found specification of procedure cas_phy_powerdown [2022-11-23 04:00:46,388 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_phy_powerdown [2022-11-23 04:00:46,388 INFO L130 BoogieDeclarations]: Found specification of procedure cas_post_rxds_ringN [2022-11-23 04:00:46,388 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_post_rxds_ringN [2022-11-23 04:00:46,388 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2022-11-23 04:00:46,388 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2022-11-23 04:00:46,388 INFO L130 BoogieDeclarations]: Found specification of procedure cas_vpd_match [2022-11-23 04:00:46,388 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_vpd_match [2022-11-23 04:00:46,388 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-23 04:00:46,388 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-23 04:00:46,389 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_weight [2022-11-23 04:00:46,389 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_weight [2022-11-23 04:00:46,389 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-23 04:00:46,389 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-23 04:00:46,389 INFO L130 BoogieDeclarations]: Found specification of procedure page_count [2022-11-23 04:00:46,389 INFO L138 BoogieDeclarations]: Found implementation of procedure page_count [2022-11-23 04:00:46,389 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-23 04:00:46,389 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-23 04:00:46,389 INFO L130 BoogieDeclarations]: Found specification of procedure cas_shutdown [2022-11-23 04:00:46,389 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_shutdown [2022-11-23 04:00:46,390 INFO L130 BoogieDeclarations]: Found specification of procedure cas_begin_auto_negotiation [2022-11-23 04:00:46,390 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_begin_auto_negotiation [2022-11-23 04:00:46,390 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-11-23 04:00:46,390 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-11-23 04:00:46,390 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-23 04:00:46,390 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-23 04:00:46,390 INFO L130 BoogieDeclarations]: Found specification of procedure cas_write_txd [2022-11-23 04:00:46,390 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_write_txd [2022-11-23 04:00:46,390 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-23 04:00:46,390 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-23 04:00:46,391 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_frag_ref [2022-11-23 04:00:46,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_frag_ref [2022-11-23 04:00:46,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 04:00:46,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-23 04:00:46,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-23 04:00:46,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_105 [2022-11-23 04:00:46,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_105 [2022-11-23 04:00:46,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_101 [2022-11-23 04:00:46,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_101 [2022-11-23 04:00:46,392 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-23 04:00:46,392 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-23 04:00:46,392 INFO L130 BoogieDeclarations]: Found specification of procedure cas_init_hw [2022-11-23 04:00:46,393 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_init_hw [2022-11-23 04:00:46,393 INFO L130 BoogieDeclarations]: Found specification of procedure cas_clean_rings [2022-11-23 04:00:46,393 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_clean_rings [2022-11-23 04:00:46,393 INFO L130 BoogieDeclarations]: Found specification of procedure cas_page_free [2022-11-23 04:00:46,394 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_page_free [2022-11-23 04:00:46,394 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-23 04:00:46,394 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-23 04:00:46,394 INFO L130 BoogieDeclarations]: Found specification of procedure cas_phy_write [2022-11-23 04:00:46,394 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_phy_write [2022-11-23 04:00:46,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-23 04:00:46,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-23 04:00:46,394 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-23 04:00:46,394 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-23 04:00:46,394 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-23 04:00:46,395 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-23 04:00:46,395 INFO L130 BoogieDeclarations]: Found specification of procedure cas_spare_recover [2022-11-23 04:00:46,395 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_spare_recover [2022-11-23 04:00:46,395 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2022-11-23 04:00:46,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2022-11-23 04:00:46,395 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-23 04:00:46,395 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-23 04:00:46,395 INFO L130 BoogieDeclarations]: Found specification of procedure cas_get_stats [2022-11-23 04:00:46,395 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_get_stats [2022-11-23 04:00:46,395 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-23 04:00:46,396 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-23 04:00:46,396 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2022-11-23 04:00:46,396 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2022-11-23 04:00:46,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 04:00:46,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-23 04:00:46,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-23 04:00:46,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_160 [2022-11-23 04:00:46,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_160 [2022-11-23 04:00:46,397 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2022-11-23 04:00:46,397 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2022-11-23 04:00:46,398 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-11-23 04:00:46,398 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-11-23 04:00:46,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_107 [2022-11-23 04:00:46,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_107 [2022-11-23 04:00:47,805 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 04:00:47,824 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 04:00:48,415 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-23 04:05:55,081 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-23 04:05:55,395 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 04:05:55,431 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 04:05:55,431 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-23 04:05:55,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:05:55 BoogieIcfgContainer [2022-11-23 04:05:55,438 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 04:05:55,440 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 04:05:55,441 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 04:05:55,444 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 04:05:55,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 04:00:38" (1/3) ... [2022-11-23 04:05:55,445 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@570c8482 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:05:55, skipping insertion in model container [2022-11-23 04:05:55,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:45" (2/3) ... [2022-11-23 04:05:55,446 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@570c8482 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:05:55, skipping insertion in model container [2022-11-23 04:05:55,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:05:55" (3/3) ... [2022-11-23 04:05:55,448 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-cassini.cil.i [2022-11-23 04:05:55,466 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 04:05:55,467 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-23 04:05:55,606 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 04:05:55,614 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;@6105d6f6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 04:05:55,615 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-23 04:05:55,631 INFO L276 IsEmpty]: Start isEmpty. Operand has 3782 states, 2517 states have (on average 1.300357568533969) internal successors, (3273), 2586 states have internal predecessors, (3273), 1096 states have call successors, (1096), 169 states have call predecessors, (1096), 168 states have return successors, (1091), 1079 states have call predecessors, (1091), 1091 states have call successors, (1091) [2022-11-23 04:05:55,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-11-23 04:05:55,684 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:05:55,685 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:05:55,686 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 04:05:55,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:05:55,693 INFO L85 PathProgramCache]: Analyzing trace with hash -1332333166, now seen corresponding path program 1 times [2022-11-23 04:05:55,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:05:55,703 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190891234] [2022-11-23 04:05:55,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:05:55,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:05:56,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-23 04:05:57,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:05:57,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-23 04:05:57,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:05:57,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-23 04:05:57,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:05:57,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-23 04:05:57,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:05:57,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 04:05:57,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:05:57,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-23 04:05:57,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:05:57,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-23 04:05:57,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:05:57,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-23 04:05:57,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:05:57,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-23 04:05:57,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:05:57,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-23 04:05:57,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:05:57,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-23 04:05:57,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:05:57,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-23 04:05:57,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:05:57,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-23 04:05:57,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-11-23 04:05:57,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-23 04:05:57,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-11-23 04:05:57,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:05:57,946 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2022-11-23 04:05:57,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:05:57,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190891234] [2022-11-23 04:05:57,947 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [190891234] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:05:57,948 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:05:57,948 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 04:05:57,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934444450] [2022-11-23 04:05:57,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:05:57,955 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 04:05:57,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:05:57,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 04:05:57,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 04:05:57,996 INFO L87 Difference]: Start difference. First operand has 3782 states, 2517 states have (on average 1.300357568533969) internal successors, (3273), 2586 states have internal predecessors, (3273), 1096 states have call successors, (1096), 169 states have call predecessors, (1096), 168 states have return successors, (1091), 1079 states have call predecessors, (1091), 1091 states have call successors, (1091) Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-11-23 04:06:00,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:02,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:37,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:06:37,134 INFO L93 Difference]: Finished difference Result 10453 states and 15334 transitions. [2022-11-23 04:06:37,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 04:06:37,140 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 191 [2022-11-23 04:06:37,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:06:37,216 INFO L225 Difference]: With dead ends: 10453 [2022-11-23 04:06:37,217 INFO L226 Difference]: Without dead ends: 6625 [2022-11-23 04:06:37,254 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 04:06:37,260 INFO L413 NwaCegarLoop]: 4100 mSDtfsCounter, 5726 mSDsluCounter, 4886 mSDsCounter, 0 mSdLazyCounter, 5914 mSolverCounterSat, 2439 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6621 SdHoareTripleChecker+Valid, 8986 SdHoareTripleChecker+Invalid, 8355 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2439 IncrementalHoareTripleChecker+Valid, 5914 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.0s IncrementalHoareTripleChecker+Time [2022-11-23 04:06:37,261 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6621 Valid, 8986 Invalid, 8355 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2439 Valid, 5914 Invalid, 2 Unknown, 0 Unchecked, 38.0s Time] [2022-11-23 04:06:37,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6625 states. [2022-11-23 04:06:37,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6625 to 5986. [2022-11-23 04:06:37,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5986 states, 4044 states have (on average 1.2957467853610287) internal successors, (5240), 4150 states have internal predecessors, (5240), 1645 states have call successors, (1645), 295 states have call predecessors, (1645), 295 states have return successors, (1645), 1626 states have call predecessors, (1645), 1645 states have call successors, (1645) [2022-11-23 04:06:37,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5986 states to 5986 states and 8530 transitions. [2022-11-23 04:06:37,828 INFO L78 Accepts]: Start accepts. Automaton has 5986 states and 8530 transitions. Word has length 191 [2022-11-23 04:06:37,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:06:37,830 INFO L495 AbstractCegarLoop]: Abstraction has 5986 states and 8530 transitions. [2022-11-23 04:06:37,830 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-11-23 04:06:37,830 INFO L276 IsEmpty]: Start isEmpty. Operand 5986 states and 8530 transitions. [2022-11-23 04:06:37,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2022-11-23 04:06:37,841 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:06:37,841 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 12, 12, 12, 12, 12, 12, 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] [2022-11-23 04:06:37,841 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 04:06:37,842 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 04:06:37,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:06:37,843 INFO L85 PathProgramCache]: Analyzing trace with hash 1183622773, now seen corresponding path program 1 times [2022-11-23 04:06:37,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:06:37,843 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674722304] [2022-11-23 04:06:37,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:06:37,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:06:38,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-23 04:06:39,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:06:39,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-23 04:06:39,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:06:39,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-23 04:06:39,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:06:39,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-23 04:06:39,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:06:39,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 04:06:39,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:06:39,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-23 04:06:39,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:06:39,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-23 04:06:39,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:06:39,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-23 04:06:39,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:06:39,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-23 04:06:39,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:06:39,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-23 04:06:39,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:06:39,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-23 04:06:39,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:06:39,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-23 04:06:39,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:06:39,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-23 04:06:39,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-23 04:06:39,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-23 04:06:39,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-23 04:06:39,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-11-23 04:06:39,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-23 04:06:39,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-23 04:06:39,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-23 04:06:39,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-23 04:06:39,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-23 04:06:39,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:06:39,515 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 634 trivial. 0 not checked. [2022-11-23 04:06:39,515 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:06:39,515 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674722304] [2022-11-23 04:06:39,516 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674722304] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:06:39,516 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:06:39,516 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 04:06:39,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589470830] [2022-11-23 04:06:39,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:06:39,518 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 04:06:39,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:06:39,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 04:06:39,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 04:06:39,519 INFO L87 Difference]: Start difference. First operand 5986 states and 8530 transitions. Second operand has 5 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 4 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2022-11-23 04:06:41,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:43,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:06:46,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:07:40,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:07:49,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:07:49,704 INFO L93 Difference]: Finished difference Result 19309 states and 27812 transitions. [2022-11-23 04:07:49,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 04:07:49,706 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 4 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) Word has length 208 [2022-11-23 04:07:49,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:07:49,808 INFO L225 Difference]: With dead ends: 19309 [2022-11-23 04:07:49,809 INFO L226 Difference]: Without dead ends: 13352 [2022-11-23 04:07:49,843 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-23 04:07:49,844 INFO L413 NwaCegarLoop]: 3034 mSDtfsCounter, 10992 mSDsluCounter, 4990 mSDsCounter, 0 mSdLazyCounter, 10681 mSolverCounterSat, 8010 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 63.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11745 SdHoareTripleChecker+Valid, 8024 SdHoareTripleChecker+Invalid, 18694 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 8010 IncrementalHoareTripleChecker+Valid, 10681 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 68.5s IncrementalHoareTripleChecker+Time [2022-11-23 04:07:49,844 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11745 Valid, 8024 Invalid, 18694 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [8010 Valid, 10681 Invalid, 3 Unknown, 0 Unchecked, 68.5s Time] [2022-11-23 04:07:49,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13352 states. [2022-11-23 04:07:50,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13352 to 12243. [2022-11-23 04:07:50,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12243 states, 8273 states have (on average 1.297836335065877) internal successors, (10737), 8502 states have internal predecessors, (10737), 3361 states have call successors, (3361), 590 states have call predecessors, (3361), 607 states have return successors, (3432), 3325 states have call predecessors, (3432), 3361 states have call successors, (3432) [2022-11-23 04:07:50,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12243 states to 12243 states and 17530 transitions. [2022-11-23 04:07:50,712 INFO L78 Accepts]: Start accepts. Automaton has 12243 states and 17530 transitions. Word has length 208 [2022-11-23 04:07:50,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:07:50,713 INFO L495 AbstractCegarLoop]: Abstraction has 12243 states and 17530 transitions. [2022-11-23 04:07:50,714 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 4 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2022-11-23 04:07:50,715 INFO L276 IsEmpty]: Start isEmpty. Operand 12243 states and 17530 transitions. [2022-11-23 04:07:50,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2022-11-23 04:07:50,725 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:07:50,725 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 12, 12, 12, 12, 12, 12, 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] [2022-11-23 04:07:50,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 04:07:50,726 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 04:07:50,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:07:50,727 INFO L85 PathProgramCache]: Analyzing trace with hash 334954791, now seen corresponding path program 1 times [2022-11-23 04:07:50,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:07:50,727 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187899133] [2022-11-23 04:07:50,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:07:50,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:07:51,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:51,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-23 04:07:51,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:51,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:07:51,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:51,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-23 04:07:51,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:51,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:07:51,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:51,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-23 04:07:51,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:51,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:07:51,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:51,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-23 04:07:51,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:51,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:07:51,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:51,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 04:07:51,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:51,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:07:51,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:51,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-23 04:07:51,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:51,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:07:51,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:51,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-23 04:07:51,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:51,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:07:51,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:51,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-23 04:07:51,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:51,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:07:51,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:51,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-23 04:07:51,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:51,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:07:51,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:51,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-23 04:07:51,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:51,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:07:51,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:51,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-23 04:07:51,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:51,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:07:51,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:51,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-23 04:07:51,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:51,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:07:51,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:51,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-23 04:07:52,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:52,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-23 04:07:52,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:52,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-11-23 04:07:52,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:52,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-11-23 04:07:52,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:52,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-11-23 04:07:52,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:52,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-11-23 04:07:52,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:52,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-23 04:07:52,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:52,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-23 04:07:52,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:52,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2022-11-23 04:07:52,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:52,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-11-23 04:07:52,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:07:52,117 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked. [2022-11-23 04:07:52,117 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:07:52,119 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187899133] [2022-11-23 04:07:52,119 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187899133] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:07:52,119 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:07:52,119 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 04:07:52,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955274650] [2022-11-23 04:07:52,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:07:52,122 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 04:07:52,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:07:52,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 04:07:52,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 04:07:52,124 INFO L87 Difference]: Start difference. First operand 12243 states and 17530 transitions. Second operand has 5 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 4 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2022-11-23 04:07:54,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:07:56,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:07:58,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:08:45,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:08:55,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:08:55,673 INFO L93 Difference]: Finished difference Result 35682 states and 51393 transitions. [2022-11-23 04:08:55,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 04:08:55,674 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 4 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) Word has length 229 [2022-11-23 04:08:55,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:08:55,820 INFO L225 Difference]: With dead ends: 35682 [2022-11-23 04:08:55,820 INFO L226 Difference]: Without dead ends: 23468 [2022-11-23 04:08:55,880 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-23 04:08:55,885 INFO L413 NwaCegarLoop]: 2935 mSDtfsCounter, 10839 mSDsluCounter, 4942 mSDsCounter, 0 mSdLazyCounter, 10036 mSolverCounterSat, 8031 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 57.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11490 SdHoareTripleChecker+Valid, 7877 SdHoareTripleChecker+Invalid, 18070 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 8031 IncrementalHoareTripleChecker+Valid, 10036 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 61.6s IncrementalHoareTripleChecker+Time [2022-11-23 04:08:55,886 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11490 Valid, 7877 Invalid, 18070 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [8031 Valid, 10036 Invalid, 3 Unknown, 0 Unchecked, 61.6s Time] [2022-11-23 04:08:55,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23468 states. [2022-11-23 04:08:57,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23468 to 21083. [2022-11-23 04:08:57,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21083 states, 14208 states have (on average 1.2964527027027026) internal successors, (18420), 14593 states have internal predecessors, (18420), 5772 states have call successors, (5772), 1080 states have call predecessors, (5772), 1101 states have return successors, (5866), 5711 states have call predecessors, (5866), 5772 states have call successors, (5866) [2022-11-23 04:08:57,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21083 states to 21083 states and 30058 transitions. [2022-11-23 04:08:57,259 INFO L78 Accepts]: Start accepts. Automaton has 21083 states and 30058 transitions. Word has length 229 [2022-11-23 04:08:57,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:08:57,260 INFO L495 AbstractCegarLoop]: Abstraction has 21083 states and 30058 transitions. [2022-11-23 04:08:57,261 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 4 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2022-11-23 04:08:57,261 INFO L276 IsEmpty]: Start isEmpty. Operand 21083 states and 30058 transitions. [2022-11-23 04:08:57,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2022-11-23 04:08:57,269 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:08:57,269 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 12, 12, 12, 12, 12, 12, 4, 4, 4, 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] [2022-11-23 04:08:57,270 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 04:08:57,270 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 04:08:57,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:08:57,271 INFO L85 PathProgramCache]: Analyzing trace with hash 1491709428, now seen corresponding path program 1 times [2022-11-23 04:08:57,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:08:57,271 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262422902] [2022-11-23 04:08:57,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:08:57,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:08:57,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-23 04:08:58,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:58,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-23 04:08:58,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:58,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-23 04:08:58,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:58,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-23 04:08:58,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:58,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 04:08:58,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:58,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-23 04:08:58,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:58,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-23 04:08:58,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:58,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-23 04:08:58,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:58,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-23 04:08:58,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:58,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-23 04:08:58,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:58,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-23 04:08:58,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:58,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-23 04:08:58,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:58,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-23 04:08:58,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-11-23 04:08:58,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-23 04:08:58,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-23 04:08:58,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-23 04:08:58,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-11-23 04:08:58,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:08:58,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-11-23 04:08:58,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-11-23 04:08:58,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-23 04:08:58,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-23 04:08:58,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-11-23 04:08:58,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:08:58,667 INFO L134 CoverageAnalysis]: Checked inductivity of 783 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2022-11-23 04:08:58,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:08:58,667 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262422902] [2022-11-23 04:08:58,667 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [262422902] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:08:58,668 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:08:58,668 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 04:08:58,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272743221] [2022-11-23 04:08:58,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:08:58,669 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 04:08:58,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:08:58,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 04:08:58,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 04:08:58,670 INFO L87 Difference]: Start difference. First operand 21083 states and 30058 transitions. Second operand has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-11-23 04:09:00,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:09:03,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:09:37,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:09:38,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:09:40,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:09:40,672 INFO L93 Difference]: Finished difference Result 51768 states and 74147 transitions. [2022-11-23 04:09:40,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 04:09:40,673 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 253 [2022-11-23 04:09:40,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:09:40,848 INFO L225 Difference]: With dead ends: 51768 [2022-11-23 04:09:40,848 INFO L226 Difference]: Without dead ends: 30714 [2022-11-23 04:09:40,945 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 04:09:40,946 INFO L413 NwaCegarLoop]: 5861 mSDtfsCounter, 4617 mSDsluCounter, 5963 mSDsCounter, 0 mSdLazyCounter, 6588 mSolverCounterSat, 1751 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5485 SdHoareTripleChecker+Valid, 11824 SdHoareTripleChecker+Invalid, 8341 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1751 IncrementalHoareTripleChecker+Valid, 6588 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 40.3s IncrementalHoareTripleChecker+Time [2022-11-23 04:09:40,947 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5485 Valid, 11824 Invalid, 8341 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1751 Valid, 6588 Invalid, 2 Unknown, 0 Unchecked, 40.3s Time] [2022-11-23 04:09:40,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30714 states. [2022-11-23 04:09:43,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30714 to 28073. [2022-11-23 04:09:43,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28073 states, 19018 states have (on average 1.29876958670733) internal successors, (24700), 19518 states have internal predecessors, (24700), 7520 states have call successors, (7520), 1512 states have call predecessors, (7520), 1533 states have return successors, (7614), 7441 states have call predecessors, (7614), 7520 states have call successors, (7614) [2022-11-23 04:09:43,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28073 states to 28073 states and 39834 transitions. [2022-11-23 04:09:43,296 INFO L78 Accepts]: Start accepts. Automaton has 28073 states and 39834 transitions. Word has length 253 [2022-11-23 04:09:43,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:09:43,300 INFO L495 AbstractCegarLoop]: Abstraction has 28073 states and 39834 transitions. [2022-11-23 04:09:43,300 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-11-23 04:09:43,301 INFO L276 IsEmpty]: Start isEmpty. Operand 28073 states and 39834 transitions. [2022-11-23 04:09:43,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2022-11-23 04:09:43,311 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:09:43,312 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 12, 12, 12, 12, 12, 12, 8, 8, 8, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:09:43,312 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 04:09:43,312 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 04:09:43,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:09:43,313 INFO L85 PathProgramCache]: Analyzing trace with hash -1405322841, now seen corresponding path program 1 times [2022-11-23 04:09:43,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:09:43,313 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391230917] [2022-11-23 04:09:43,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:09:43,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:09:43,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-23 04:09:44,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:09:44,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-23 04:09:44,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:09:44,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-23 04:09:44,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:09:44,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-23 04:09:44,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:09:44,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 04:09:44,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:09:44,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-23 04:09:44,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:09:44,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-23 04:09:44,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:09:44,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-23 04:09:44,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:09:44,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-23 04:09:44,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:09:44,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-23 04:09:44,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:09:44,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-23 04:09:44,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:09:44,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-23 04:09:44,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:09:44,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-23 04:09:44,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-11-23 04:09:44,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-23 04:09:44,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-23 04:09:44,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-23 04:09:44,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-11-23 04:09:44,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:09:44,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-11-23 04:09:44,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-11-23 04:09:44,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-11-23 04:09:44,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:09:44,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:09:44,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-23 04:09:44,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:44,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-23 04:09:44,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:45,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:09:45,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:45,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:09:45,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:45,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-23 04:09:45,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:45,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2022-11-23 04:09:45,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:45,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-11-23 04:09:45,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:45,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-11-23 04:09:45,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:45,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-11-23 04:09:45,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:45,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2022-11-23 04:09:45,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:09:45,223 INFO L134 CoverageAnalysis]: Checked inductivity of 997 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 981 trivial. 0 not checked. [2022-11-23 04:09:45,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:09:45,225 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391230917] [2022-11-23 04:09:45,226 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391230917] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:09:45,226 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:09:45,226 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 04:09:45,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203316397] [2022-11-23 04:09:45,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:09:45,227 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 04:09:45,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:09:45,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 04:09:45,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 04:09:45,229 INFO L87 Difference]: Start difference. First operand 28073 states and 39834 transitions. Second operand has 4 states, 4 states have (on average 31.5) internal successors, (126), 3 states have internal predecessors, (126), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2022-11-23 04:09:47,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:09:49,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:10:24,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:10:26,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:10:26,446 INFO L93 Difference]: Finished difference Result 66407 states and 94744 transitions. [2022-11-23 04:10:26,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 04:10:26,447 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.5) internal successors, (126), 3 states have internal predecessors, (126), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 327 [2022-11-23 04:10:26,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:10:26,638 INFO L225 Difference]: With dead ends: 66407 [2022-11-23 04:10:26,638 INFO L226 Difference]: Without dead ends: 38363 [2022-11-23 04:10:26,974 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 04:10:26,975 INFO L413 NwaCegarLoop]: 5880 mSDtfsCounter, 4611 mSDsluCounter, 5980 mSDsCounter, 0 mSdLazyCounter, 6579 mSolverCounterSat, 1743 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5480 SdHoareTripleChecker+Valid, 11860 SdHoareTripleChecker+Invalid, 8324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1743 IncrementalHoareTripleChecker+Valid, 6579 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.3s IncrementalHoareTripleChecker+Time [2022-11-23 04:10:26,976 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5480 Valid, 11860 Invalid, 8324 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1743 Valid, 6579 Invalid, 2 Unknown, 0 Unchecked, 39.3s Time] [2022-11-23 04:10:27,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38363 states. [2022-11-23 04:10:28,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38363 to 35041. [2022-11-23 04:10:28,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35041 states, 23812 states have (on average 1.3003527633126155) internal successors, (30964), 24427 states have internal predecessors, (30964), 9262 states have call successors, (9262), 1944 states have call predecessors, (9262), 1965 states have return successors, (9356), 9165 states have call predecessors, (9356), 9262 states have call successors, (9356) [2022-11-23 04:10:29,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35041 states to 35041 states and 49582 transitions. [2022-11-23 04:10:29,048 INFO L78 Accepts]: Start accepts. Automaton has 35041 states and 49582 transitions. Word has length 327 [2022-11-23 04:10:29,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:10:29,049 INFO L495 AbstractCegarLoop]: Abstraction has 35041 states and 49582 transitions. [2022-11-23 04:10:29,050 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.5) internal successors, (126), 3 states have internal predecessors, (126), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2022-11-23 04:10:29,050 INFO L276 IsEmpty]: Start isEmpty. Operand 35041 states and 49582 transitions. [2022-11-23 04:10:29,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2022-11-23 04:10:29,061 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:10:29,062 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 12, 12, 12, 12, 12, 12, 8, 8, 8, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:10:29,062 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-23 04:10:29,062 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 04:10:29,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:10:29,063 INFO L85 PathProgramCache]: Analyzing trace with hash -1364648091, now seen corresponding path program 1 times [2022-11-23 04:10:29,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:10:29,063 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405515397] [2022-11-23 04:10:29,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:10:29,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:10:29,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-23 04:10:30,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-23 04:10:30,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-23 04:10:30,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-23 04:10:30,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 04:10:30,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-23 04:10:30,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-23 04:10:30,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-23 04:10:30,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-23 04:10:30,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-23 04:10:30,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-23 04:10:30,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-23 04:10:30,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-23 04:10:30,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-11-23 04:10:30,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-23 04:10:30,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-23 04:10:30,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-23 04:10:30,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-11-23 04:10:30,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-11-23 04:10:30,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-11-23 04:10:30,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-11-23 04:10:30,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:10:30,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-23 04:10:30,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-23 04:10:30,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:10:30,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:10:30,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-23 04:10:30,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2022-11-23 04:10:30,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-11-23 04:10:30,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-11-23 04:10:30,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-11-23 04:10:30,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2022-11-23 04:10:30,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:10:30,859 INFO L134 CoverageAnalysis]: Checked inductivity of 997 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 981 trivial. 0 not checked. [2022-11-23 04:10:30,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:10:30,859 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405515397] [2022-11-23 04:10:30,859 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405515397] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:10:30,860 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:10:30,860 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 04:10:30,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253448171] [2022-11-23 04:10:30,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:10:30,861 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 04:10:30,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:10:30,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 04:10:30,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 04:10:30,862 INFO L87 Difference]: Start difference. First operand 35041 states and 49582 transitions. Second operand has 4 states, 4 states have (on average 31.5) internal successors, (126), 3 states have internal predecessors, (126), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2022-11-23 04:10:33,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:10:35,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:11:14,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:11:17,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:11:17,455 INFO L93 Difference]: Finished difference Result 84950 states and 121122 transitions. [2022-11-23 04:11:17,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 04:11:17,457 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.5) internal successors, (126), 3 states have internal predecessors, (126), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 327 [2022-11-23 04:11:17,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:11:17,697 INFO L225 Difference]: With dead ends: 84950 [2022-11-23 04:11:17,698 INFO L226 Difference]: Without dead ends: 49938 [2022-11-23 04:11:17,847 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 04:11:17,848 INFO L413 NwaCegarLoop]: 6366 mSDtfsCounter, 5954 mSDsluCounter, 5676 mSDsCounter, 0 mSdLazyCounter, 7157 mSolverCounterSat, 2415 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7015 SdHoareTripleChecker+Valid, 12042 SdHoareTripleChecker+Invalid, 9574 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2415 IncrementalHoareTripleChecker+Valid, 7157 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44.1s IncrementalHoareTripleChecker+Time [2022-11-23 04:11:17,849 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7015 Valid, 12042 Invalid, 9574 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2415 Valid, 7157 Invalid, 2 Unknown, 0 Unchecked, 44.1s Time] [2022-11-23 04:11:17,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49938 states. [2022-11-23 04:11:19,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49938 to 45280. [2022-11-23 04:11:19,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45280 states, 30686 states have (on average 1.2967802906863064) internal successors, (39793), 31471 states have internal predecessors, (39793), 12096 states have call successors, (12096), 2465 states have call predecessors, (12096), 2496 states have return successors, (12212), 11979 states have call predecessors, (12212), 12096 states have call successors, (12212) [2022-11-23 04:11:20,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45280 states to 45280 states and 64101 transitions. [2022-11-23 04:11:20,178 INFO L78 Accepts]: Start accepts. Automaton has 45280 states and 64101 transitions. Word has length 327 [2022-11-23 04:11:20,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:11:20,179 INFO L495 AbstractCegarLoop]: Abstraction has 45280 states and 64101 transitions. [2022-11-23 04:11:20,179 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.5) internal successors, (126), 3 states have internal predecessors, (126), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2022-11-23 04:11:20,179 INFO L276 IsEmpty]: Start isEmpty. Operand 45280 states and 64101 transitions. [2022-11-23 04:11:20,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2022-11-23 04:11:20,196 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:11:20,197 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 12, 12, 12, 12, 12, 12, 10, 10, 10, 4, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:11:20,197 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-23 04:11:20,197 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 04:11:20,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:11:20,198 INFO L85 PathProgramCache]: Analyzing trace with hash 824240212, now seen corresponding path program 1 times [2022-11-23 04:11:20,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:11:20,198 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609650760] [2022-11-23 04:11:20,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:11:20,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:11:20,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-23 04:11:21,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:11:21,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-23 04:11:21,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:11:21,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-23 04:11:21,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:11:21,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-23 04:11:21,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:11:21,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 04:11:21,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:11:21,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-23 04:11:21,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:11:21,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-23 04:11:21,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:11:21,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-23 04:11:21,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:11:21,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-23 04:11:21,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:11:21,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-23 04:11:21,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:11:21,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-23 04:11:21,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:11:21,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-23 04:11:21,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:11:21,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-23 04:11:21,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-11-23 04:11:21,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-23 04:11:21,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-23 04:11:21,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-23 04:11:21,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-11-23 04:11:21,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:11:21,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-11-23 04:11:21,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-11-23 04:11:21,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-11-23 04:11:21,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:11:21,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:11:21,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-23 04:11:21,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-23 04:11:21,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:11:21,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:11:21,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-23 04:11:21,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2022-11-23 04:11:21,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-11-23 04:11:21,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-11-23 04:11:21,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-11-23 04:11:21,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:11:21,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-23 04:11:21,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-11-23 04:11:21,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2022-11-23 04:11:21,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-11-23 04:11:21,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2022-11-23 04:11:21,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:11:21,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1219 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 1189 trivial. 0 not checked. [2022-11-23 04:11:21,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:11:21,862 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609650760] [2022-11-23 04:11:21,862 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609650760] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:11:21,863 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:11:21,863 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 04:11:21,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237131187] [2022-11-23 04:11:21,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:11:21,864 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 04:11:21,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:11:21,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 04:11:21,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 04:11:21,866 INFO L87 Difference]: Start difference. First operand 45280 states and 64101 transitions. Second operand has 4 states, 4 states have (on average 35.0) internal successors, (140), 3 states have internal predecessors, (140), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-11-23 04:11:23,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:11:26,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:12:04,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:12:04,261 INFO L93 Difference]: Finished difference Result 102836 states and 146470 transitions. [2022-11-23 04:12:04,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 04:12:04,262 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.0) internal successors, (140), 3 states have internal predecessors, (140), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 383 [2022-11-23 04:12:04,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:12:04,504 INFO L225 Difference]: With dead ends: 102836 [2022-11-23 04:12:04,504 INFO L226 Difference]: Without dead ends: 57585 [2022-11-23 04:12:04,669 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 04:12:04,670 INFO L413 NwaCegarLoop]: 5477 mSDtfsCounter, 4691 mSDsluCounter, 5708 mSDsCounter, 0 mSdLazyCounter, 6518 mSolverCounterSat, 1858 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5562 SdHoareTripleChecker+Valid, 11185 SdHoareTripleChecker+Invalid, 8378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1858 IncrementalHoareTripleChecker+Valid, 6518 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.4s IncrementalHoareTripleChecker+Time [2022-11-23 04:12:04,670 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5562 Valid, 11185 Invalid, 8378 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1858 Valid, 6518 Invalid, 2 Unknown, 0 Unchecked, 39.4s Time] [2022-11-23 04:12:04,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57585 states. [2022-11-23 04:12:06,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57585 to 52246. [2022-11-23 04:12:06,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52246 states, 35480 states have (on average 1.2981116121758738) internal successors, (46057), 36380 states have internal predecessors, (46057), 13838 states have call successors, (13838), 2895 states have call predecessors, (13838), 2926 states have return successors, (13954), 13703 states have call predecessors, (13954), 13838 states have call successors, (13954) [2022-11-23 04:12:07,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52246 states to 52246 states and 73849 transitions. [2022-11-23 04:12:07,203 INFO L78 Accepts]: Start accepts. Automaton has 52246 states and 73849 transitions. Word has length 383 [2022-11-23 04:12:07,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:12:07,204 INFO L495 AbstractCegarLoop]: Abstraction has 52246 states and 73849 transitions. [2022-11-23 04:12:07,204 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.0) internal successors, (140), 3 states have internal predecessors, (140), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-11-23 04:12:07,204 INFO L276 IsEmpty]: Start isEmpty. Operand 52246 states and 73849 transitions. [2022-11-23 04:12:07,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2022-11-23 04:12:07,224 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:12:07,224 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 12, 12, 12, 12, 12, 12, 10, 10, 10, 4, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:12:07,224 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-23 04:12:07,225 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 04:12:07,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:12:07,225 INFO L85 PathProgramCache]: Analyzing trace with hash 864914962, now seen corresponding path program 1 times [2022-11-23 04:12:07,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:12:07,226 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797348853] [2022-11-23 04:12:07,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:12:07,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:12:07,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-23 04:12:08,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:08,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-23 04:12:08,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:08,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-23 04:12:08,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:08,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-23 04:12:08,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:08,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 04:12:08,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:08,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-23 04:12:08,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:08,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-23 04:12:08,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:08,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-23 04:12:08,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:08,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-23 04:12:08,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:08,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-23 04:12:08,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:08,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-23 04:12:08,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:08,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-23 04:12:08,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:08,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-23 04:12:08,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-11-23 04:12:08,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-23 04:12:08,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-23 04:12:08,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:08,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-23 04:12:08,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:09,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-11-23 04:12:09,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:09,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:09,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:09,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-11-23 04:12:09,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:09,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-11-23 04:12:09,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:09,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-11-23 04:12:09,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:09,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:09,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:09,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:12:09,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:09,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-23 04:12:09,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:09,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-23 04:12:09,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:09,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:09,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:09,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:12:09,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:09,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-23 04:12:09,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:09,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2022-11-23 04:12:09,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:09,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-11-23 04:12:09,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:09,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-11-23 04:12:09,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:09,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-11-23 04:12:09,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:09,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:09,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:09,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-23 04:12:09,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:09,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-11-23 04:12:09,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:09,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2022-11-23 04:12:09,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:09,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-11-23 04:12:09,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:09,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2022-11-23 04:12:09,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:09,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1219 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 1189 trivial. 0 not checked. [2022-11-23 04:12:09,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:12:09,196 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797348853] [2022-11-23 04:12:09,196 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797348853] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:12:09,197 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:12:09,197 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 04:12:09,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685726374] [2022-11-23 04:12:09,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:12:09,199 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 04:12:09,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:12:09,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 04:12:09,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 04:12:09,200 INFO L87 Difference]: Start difference. First operand 52246 states and 73849 transitions. Second operand has 4 states, 4 states have (on average 35.0) internal successors, (140), 3 states have internal predecessors, (140), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-11-23 04:12:11,332 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:12:13,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:12:53,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:12:53,931 INFO L93 Difference]: Finished difference Result 117497 states and 167115 transitions. [2022-11-23 04:12:53,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 04:12:53,932 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.0) internal successors, (140), 3 states have internal predecessors, (140), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 383 [2022-11-23 04:12:53,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:12:54,157 INFO L225 Difference]: With dead ends: 117497 [2022-11-23 04:12:54,158 INFO L226 Difference]: Without dead ends: 65280 [2022-11-23 04:12:54,449 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 04:12:54,450 INFO L413 NwaCegarLoop]: 5829 mSDtfsCounter, 4646 mSDsluCounter, 5939 mSDsCounter, 0 mSdLazyCounter, 6587 mSolverCounterSat, 1756 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5517 SdHoareTripleChecker+Valid, 11768 SdHoareTripleChecker+Invalid, 8345 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1756 IncrementalHoareTripleChecker+Valid, 6587 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.6s IncrementalHoareTripleChecker+Time [2022-11-23 04:12:54,450 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5517 Valid, 11768 Invalid, 8345 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1756 Valid, 6587 Invalid, 2 Unknown, 0 Unchecked, 41.6s Time] [2022-11-23 04:12:54,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65280 states. [2022-11-23 04:12:56,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65280 to 59260. [2022-11-23 04:12:56,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59260 states, 40314 states have (on average 1.2990276330803194) internal successors, (52369), 41329 states have internal predecessors, (52369), 15584 states have call successors, (15584), 3329 states have call predecessors, (15584), 3360 states have return successors, (15700), 15431 states have call predecessors, (15700), 15584 states have call successors, (15700) [2022-11-23 04:12:56,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59260 states to 59260 states and 83653 transitions. [2022-11-23 04:12:56,991 INFO L78 Accepts]: Start accepts. Automaton has 59260 states and 83653 transitions. Word has length 383 [2022-11-23 04:12:56,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:12:56,992 INFO L495 AbstractCegarLoop]: Abstraction has 59260 states and 83653 transitions. [2022-11-23 04:12:56,992 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.0) internal successors, (140), 3 states have internal predecessors, (140), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-11-23 04:12:56,992 INFO L276 IsEmpty]: Start isEmpty. Operand 59260 states and 83653 transitions. [2022-11-23 04:12:57,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2022-11-23 04:12:57,011 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:12:57,012 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 12, 12, 12, 12, 12, 12, 7, 7, 7, 7, 7, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:12:57,012 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-23 04:12:57,012 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 04:12:57,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:12:57,013 INFO L85 PathProgramCache]: Analyzing trace with hash 830503317, now seen corresponding path program 1 times [2022-11-23 04:12:57,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:12:57,013 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695654346] [2022-11-23 04:12:57,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:12:57,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:12:57,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-23 04:12:58,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:58,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-23 04:12:58,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:58,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-23 04:12:58,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:58,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-23 04:12:58,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:58,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 04:12:58,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:58,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-23 04:12:58,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:58,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-23 04:12:58,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:58,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-23 04:12:58,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:58,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-23 04:12:58,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:58,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-23 04:12:58,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:58,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-23 04:12:58,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:58,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-23 04:12:58,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:58,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-23 04:12:58,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-11-23 04:12:58,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-11-23 04:12:58,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-23 04:12:58,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-23 04:12:58,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-23 04:12:58,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-23 04:12:58,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-23 04:12:58,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-11-23 04:12:58,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-23 04:12:58,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-11-23 04:12:58,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-11-23 04:12:58,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:58,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:58,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-23 04:12:58,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-23 04:12:58,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-11-23 04:12:58,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:58,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-23 04:12:58,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-23 04:12:58,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-11-23 04:12:58,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-11-23 04:12:58,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:58,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-23 04:12:58,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:58,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-23 04:12:58,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:59,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2022-11-23 04:12:59,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:59,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-11-23 04:12:59,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:59,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:59,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:59,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-23 04:12:59,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:59,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-23 04:12:59,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:59,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-11-23 04:12:59,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:59,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:59,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:59,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-11-23 04:12:59,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:59,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:59,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:59,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-23 04:12:59,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:59,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-23 04:12:59,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:59,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-11-23 04:12:59,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:59,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2022-11-23 04:12:59,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:59,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:59,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:59,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-23 04:12:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:59,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-23 04:12:59,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:59,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2022-11-23 04:12:59,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:59,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:12:59,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:59,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-23 04:12:59,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:59,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-23 04:12:59,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:59,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-11-23 04:12:59,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:59,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-11-23 04:12:59,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:12:59,253 INFO L134 CoverageAnalysis]: Checked inductivity of 847 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 847 trivial. 0 not checked. [2022-11-23 04:12:59,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:12:59,253 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695654346] [2022-11-23 04:12:59,253 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1695654346] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:12:59,253 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:12:59,254 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-23 04:12:59,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645107734] [2022-11-23 04:12:59,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:12:59,255 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-23 04:12:59,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:12:59,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-23 04:12:59,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-11-23 04:12:59,256 INFO L87 Difference]: Start difference. First operand 59260 states and 83653 transitions. Second operand has 9 states, 8 states have (on average 18.0) internal successors, (144), 3 states have internal predecessors, (144), 4 states have call successors, (59), 8 states have call predecessors, (59), 1 states have return successors, (54), 3 states have call predecessors, (54), 4 states have call successors, (54) [2022-11-23 04:13:01,378 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:13:03,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:13:05,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:13:08,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:13:10,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:13:12,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:13:14,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []