./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--bluetooth--btmrvl_sdio.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c9beac-6fc7-47da-a4b6-6a15f3b5b916/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c9beac-6fc7-47da-a4b6-6a15f3b5b916/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c9beac-6fc7-47da-a4b6-6a15f3b5b916/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c9beac-6fc7-47da-a4b6-6a15f3b5b916/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--bluetooth--btmrvl_sdio.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c9beac-6fc7-47da-a4b6-6a15f3b5b916/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c9beac-6fc7-47da-a4b6-6a15f3b5b916/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b0eb7f7856f720fe7809d2ae074eca6d5f8f52698134da2a3e5898955e84f487 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 23:56:45,414 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 23:56:45,507 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c9beac-6fc7-47da-a4b6-6a15f3b5b916/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-23 23:56:45,521 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 23:56:45,521 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 23:56:45,576 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 23:56:45,578 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 23:56:45,578 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 23:56:45,579 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 23:56:45,579 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 23:56:45,579 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 23:56:45,579 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 23:56:45,580 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 23:56:45,580 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 23:56:45,580 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 23:56:45,580 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 23:56:45,580 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 23:56:45,581 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 23:56:45,581 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 23:56:45,581 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 23:56:45,581 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 23:56:45,581 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 23:56:45,581 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 23:56:45,581 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 23:56:45,582 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 23:56:45,584 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 23:56:45,584 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:56:45,584 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:56:45,584 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:56:45,584 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:56:45,585 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 23:56:45,585 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:56:45,585 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:56:45,585 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:56:45,586 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:56:45,586 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 23:56:45,586 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 23:56:45,586 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 23:56:45,586 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 23:56:45,586 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 23:56:45,586 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 23:56:45,586 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 23:56:45,586 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 23:56:45,586 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 23:56:45,587 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 23:56:45,587 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_66c9beac-6fc7-47da-a4b6-6a15f3b5b916/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> 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 -> b0eb7f7856f720fe7809d2ae074eca6d5f8f52698134da2a3e5898955e84f487 [2024-11-23 23:56:45,954 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 23:56:45,965 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 23:56:45,968 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 23:56:45,970 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 23:56:45,970 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 23:56:45,973 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c9beac-6fc7-47da-a4b6-6a15f3b5b916/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--bluetooth--btmrvl_sdio.ko-entry_point.cil.out.i [2024-11-23 23:56:49,579 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c9beac-6fc7-47da-a4b6-6a15f3b5b916/bin/uautomizer-verify-LYvppIcaGC/data/a01d4c672/aad77656dcd44cdfb26d672316ca9e50/FLAGff8480013 [2024-11-23 23:56:50,492 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 23:56:50,492 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c9beac-6fc7-47da-a4b6-6a15f3b5b916/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--bluetooth--btmrvl_sdio.ko-entry_point.cil.out.i [2024-11-23 23:56:50,568 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c9beac-6fc7-47da-a4b6-6a15f3b5b916/bin/uautomizer-verify-LYvppIcaGC/data/a01d4c672/aad77656dcd44cdfb26d672316ca9e50/FLAGff8480013 [2024-11-23 23:56:50,593 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c9beac-6fc7-47da-a4b6-6a15f3b5b916/bin/uautomizer-verify-LYvppIcaGC/data/a01d4c672/aad77656dcd44cdfb26d672316ca9e50 [2024-11-23 23:56:50,598 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 23:56:50,600 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 23:56:50,603 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 23:56:50,603 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 23:56:50,609 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 23:56:50,610 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:56:50" (1/1) ... [2024-11-23 23:56:50,613 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46ab7c09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:50, skipping insertion in model container [2024-11-23 23:56:50,614 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:56:50" (1/1) ... [2024-11-23 23:56:50,770 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 23:56:51,666 WARN L1346 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5840] [2024-11-23 23:56:51,666 WARN L1346 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5841-5842] [2024-11-23 23:56:51,880 WARN L250 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_66c9beac-6fc7-47da-a4b6-6a15f3b5b916/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--bluetooth--btmrvl_sdio.ko-entry_point.cil.out.i[172993,173006] [2024-11-23 23:56:52,813 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:56:52,857 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 23:56:53,089 WARN L1346 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5840] [2024-11-23 23:56:53,090 WARN L1346 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5841-5842] [2024-11-23 23:56:53,105 WARN L250 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_66c9beac-6fc7-47da-a4b6-6a15f3b5b916/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--bluetooth--btmrvl_sdio.ko-entry_point.cil.out.i[172993,173006] [2024-11-23 23:56:53,437 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:56:53,503 INFO L204 MainTranslator]: Completed translation [2024-11-23 23:56:53,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:53 WrapperNode [2024-11-23 23:56:53,506 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 23:56:53,507 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 23:56:53,507 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 23:56:53,508 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 23:56:53,522 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:53" (1/1) ... [2024-11-23 23:56:53,613 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:53" (1/1) ... [2024-11-23 23:56:53,796 INFO L138 Inliner]: procedures = 156, calls = 1285, calls flagged for inlining = 66, calls inlined = 60, statements flattened = 3007 [2024-11-23 23:56:53,797 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 23:56:53,797 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 23:56:53,798 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 23:56:53,798 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 23:56:53,810 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:53" (1/1) ... [2024-11-23 23:56:53,810 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:53" (1/1) ... [2024-11-23 23:56:53,845 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:53" (1/1) ... [2024-11-23 23:56:54,241 INFO L175 MemorySlicer]: Split 564 memory accesses to 19 slices as follows [2, 18, 4, 18, 4, 18, 4, 71, 4, 21, 10, 4, 0, 126, 4, 17, 228, 3, 8]. 40 percent of accesses are in the largest equivalence class. The 18 initializations are split as follows [2, 0, 4, 0, 4, 0, 4, 0, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. The 308 writes are split as follows [0, 18, 0, 18, 0, 18, 0, 32, 0, 21, 2, 0, 0, 108, 0, 5, 76, 2, 8]. [2024-11-23 23:56:54,241 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:53" (1/1) ... [2024-11-23 23:56:54,242 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:53" (1/1) ... [2024-11-23 23:56:54,367 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:53" (1/1) ... [2024-11-23 23:56:54,373 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:53" (1/1) ... [2024-11-23 23:56:54,398 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:53" (1/1) ... [2024-11-23 23:56:54,439 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:53" (1/1) ... [2024-11-23 23:56:54,458 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:53" (1/1) ... [2024-11-23 23:56:54,503 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 23:56:54,504 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 23:56:54,506 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 23:56:54,506 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 23:56:54,507 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:53" (1/1) ... [2024-11-23 23:56:54,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:56:54,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c9beac-6fc7-47da-a4b6-6a15f3b5b916/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:56:54,557 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c9beac-6fc7-47da-a4b6-6a15f3b5b916/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 23:56:54,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c9beac-6fc7-47da-a4b6-6a15f3b5b916/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 23:56:54,600 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-11-23 23:56:54,600 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-11-23 23:56:54,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-23 23:56:54,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-23 23:56:54,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-23 23:56:54,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-23 23:56:54,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-23 23:56:54,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-23 23:56:54,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-23 23:56:54,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-23 23:56:54,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-23 23:56:54,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-23 23:56:54,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-23 23:56:54,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-23 23:56:54,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-23 23:56:54,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-23 23:56:54,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-23 23:56:54,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-23 23:56:54,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-23 23:56:54,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-23 23:56:54,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-23 23:56:54,605 INFO L130 BoogieDeclarations]: Found specification of procedure sdio_release_host [2024-11-23 23:56:54,605 INFO L138 BoogieDeclarations]: Found implementation of procedure sdio_release_host [2024-11-23 23:56:54,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-23 23:56:54,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-23 23:56:54,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-23 23:56:54,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-23 23:56:54,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-23 23:56:54,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-23 23:56:54,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-23 23:56:54,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-23 23:56:54,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-23 23:56:54,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-23 23:56:54,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-23 23:56:54,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-23 23:56:54,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-23 23:56:54,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-23 23:56:54,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-23 23:56:54,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-23 23:56:54,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-23 23:56:54,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-23 23:56:54,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-23 23:56:54,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-23 23:56:54,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-23 23:56:54,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-23 23:56:54,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-23 23:56:54,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-23 23:56:54,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-23 23:56:54,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-23 23:56:54,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-23 23:56:54,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-23 23:56:54,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-23 23:56:54,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-23 23:56:54,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-23 23:56:54,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-23 23:56:54,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-23 23:56:54,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-23 23:56:54,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-23 23:56:54,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-23 23:56:54,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-23 23:56:54,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-23 23:56:54,611 INFO L130 BoogieDeclarations]: Found specification of procedure btmrvl_sdio_unregister_dev [2024-11-23 23:56:54,611 INFO L138 BoogieDeclarations]: Found implementation of procedure btmrvl_sdio_unregister_dev [2024-11-23 23:56:54,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-23 23:56:54,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-23 23:56:54,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-23 23:56:54,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-23 23:56:54,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-23 23:56:54,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-23 23:56:54,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-23 23:56:54,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-23 23:56:54,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-23 23:56:54,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-23 23:56:54,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-23 23:56:54,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-23 23:56:54,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-23 23:56:54,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-23 23:56:54,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-23 23:56:54,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-23 23:56:54,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-23 23:56:54,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-23 23:56:54,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-23 23:56:54,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-23 23:56:54,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-23 23:56:54,617 INFO L130 BoogieDeclarations]: Found specification of procedure sdio_get_host_pm_caps [2024-11-23 23:56:54,618 INFO L138 BoogieDeclarations]: Found implementation of procedure sdio_get_host_pm_caps [2024-11-23 23:56:54,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-23 23:56:54,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-23 23:56:54,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-23 23:56:54,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-23 23:56:54,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-23 23:56:54,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-23 23:56:54,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-23 23:56:54,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-23 23:56:54,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-23 23:56:54,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-23 23:56:54,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-23 23:56:54,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-23 23:56:54,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-23 23:56:54,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-23 23:56:54,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-23 23:56:54,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-23 23:56:54,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-23 23:56:54,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-23 23:56:54,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-23 23:56:54,619 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-23 23:56:54,619 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-23 23:56:54,619 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-23 23:56:54,619 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-23 23:56:54,619 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-23 23:56:54,619 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-23 23:56:54,619 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-23 23:56:54,620 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-23 23:56:54,620 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-23 23:56:54,620 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-23 23:56:54,620 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-23 23:56:54,620 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-23 23:56:54,620 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-23 23:56:54,620 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-23 23:56:54,620 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-23 23:56:54,620 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-23 23:56:54,620 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-23 23:56:54,620 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-23 23:56:54,620 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-23 23:56:54,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-23 23:56:54,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-23 23:56:54,621 INFO L130 BoogieDeclarations]: Found specification of procedure bt_err [2024-11-23 23:56:54,621 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_err [2024-11-23 23:56:54,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-23 23:56:54,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-23 23:56:54,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-23 23:56:54,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-23 23:56:54,621 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-23 23:56:54,622 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-23 23:56:54,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-23 23:56:54,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-23 23:56:54,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-23 23:56:54,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-23 23:56:54,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-23 23:56:54,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-23 23:56:54,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-23 23:56:54,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-23 23:56:54,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-23 23:56:54,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-23 23:56:54,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-23 23:56:54,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-23 23:56:54,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-23 23:56:54,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-23 23:56:54,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-23 23:56:54,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-23 23:56:54,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-23 23:56:54,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-23 23:56:54,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-23 23:56:54,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-23 23:56:54,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-23 23:56:54,625 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2024-11-23 23:56:54,625 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2024-11-23 23:56:54,625 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2024-11-23 23:56:54,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2024-11-23 23:56:54,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-23 23:56:54,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-23 23:56:54,626 INFO L130 BoogieDeclarations]: Found specification of procedure btmrvl_sdio_disable_host_int [2024-11-23 23:56:54,626 INFO L138 BoogieDeclarations]: Found implementation of procedure btmrvl_sdio_disable_host_int [2024-11-23 23:56:54,626 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 23:56:54,626 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 23:56:54,626 INFO L130 BoogieDeclarations]: Found specification of procedure sdio_writesb [2024-11-23 23:56:54,626 INFO L138 BoogieDeclarations]: Found implementation of procedure sdio_writesb [2024-11-23 23:56:54,626 INFO L130 BoogieDeclarations]: Found specification of procedure sdio_writeb [2024-11-23 23:56:54,626 INFO L138 BoogieDeclarations]: Found implementation of procedure sdio_writeb [2024-11-23 23:56:54,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-23 23:56:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 23:56:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure sdio_release_irq [2024-11-23 23:56:54,627 INFO L138 BoogieDeclarations]: Found implementation of procedure sdio_release_irq [2024-11-23 23:56:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure sdio_disable_func [2024-11-23 23:56:54,627 INFO L138 BoogieDeclarations]: Found implementation of procedure sdio_disable_func [2024-11-23 23:56:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-23 23:56:54,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-23 23:56:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-23 23:56:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-23 23:56:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-23 23:56:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-23 23:56:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-23 23:56:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-23 23:56:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-23 23:56:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-23 23:56:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-23 23:56:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-23 23:56:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-23 23:56:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-23 23:56:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-23 23:56:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-23 23:56:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-23 23:56:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-23 23:56:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-23 23:56:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-23 23:56:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-23 23:56:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-23 23:56:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure btmrvl_sdio_resume [2024-11-23 23:56:54,630 INFO L138 BoogieDeclarations]: Found implementation of procedure btmrvl_sdio_resume [2024-11-23 23:56:54,630 INFO L130 BoogieDeclarations]: Found specification of procedure sdio_claim_host [2024-11-23 23:56:54,630 INFO L138 BoogieDeclarations]: Found implementation of procedure sdio_claim_host [2024-11-23 23:56:54,630 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-23 23:56:54,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-23 23:56:54,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-23 23:56:54,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-23 23:56:54,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-23 23:56:54,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-23 23:56:54,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-23 23:56:54,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-23 23:56:54,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-23 23:56:54,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-23 23:56:54,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-23 23:56:54,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-23 23:56:54,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-23 23:56:54,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-23 23:56:54,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-23 23:56:54,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-23 23:56:54,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-23 23:56:54,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-23 23:56:54,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-23 23:56:54,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-23 23:56:54,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-23 23:56:54,631 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-23 23:56:54,631 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-23 23:56:54,631 INFO L130 BoogieDeclarations]: Found specification of procedure hci_recv_frame [2024-11-23 23:56:54,631 INFO L138 BoogieDeclarations]: Found implementation of procedure hci_recv_frame [2024-11-23 23:56:54,631 INFO L130 BoogieDeclarations]: Found specification of procedure sdio_readsb [2024-11-23 23:56:54,632 INFO L138 BoogieDeclarations]: Found implementation of procedure sdio_readsb [2024-11-23 23:56:54,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-23 23:56:54,633 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2024-11-23 23:56:54,633 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2024-11-23 23:56:54,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-23 23:56:54,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-23 23:56:54,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-23 23:56:54,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-23 23:56:54,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-23 23:56:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-23 23:56:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-23 23:56:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-23 23:56:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-23 23:56:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-23 23:56:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-23 23:56:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-23 23:56:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-23 23:56:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-23 23:56:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-23 23:56:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-23 23:56:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-23 23:56:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-23 23:56:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-23 23:56:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure btmrvl_sdio_verify_fw_download [2024-11-23 23:56:54,635 INFO L138 BoogieDeclarations]: Found implementation of procedure btmrvl_sdio_verify_fw_download [2024-11-23 23:56:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2024-11-23 23:56:54,635 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2024-11-23 23:56:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure btmrvl_sdio_suspend [2024-11-23 23:56:54,636 INFO L138 BoogieDeclarations]: Found implementation of procedure btmrvl_sdio_suspend [2024-11-23 23:56:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-23 23:56:54,636 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-23 23:56:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-23 23:56:54,636 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-23 23:56:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2024-11-23 23:56:54,636 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2024-11-23 23:56:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2024-11-23 23:56:54,636 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2024-11-23 23:56:54,637 INFO L130 BoogieDeclarations]: Found specification of procedure btmrvl_sdio_poll_card_status [2024-11-23 23:56:54,637 INFO L138 BoogieDeclarations]: Found implementation of procedure btmrvl_sdio_poll_card_status [2024-11-23 23:56:54,637 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2024-11-23 23:56:54,637 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2024-11-23 23:56:54,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 23:56:54,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-23 23:56:54,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-23 23:56:54,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-23 23:56:54,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-23 23:56:54,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-23 23:56:54,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-23 23:56:54,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-23 23:56:54,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-23 23:56:54,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-23 23:56:54,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-23 23:56:54,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-23 23:56:54,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-23 23:56:54,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-23 23:56:54,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-23 23:56:54,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-23 23:56:54,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-23 23:56:54,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-23 23:56:54,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-23 23:56:54,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-23 23:56:54,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-23 23:56:54,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-23 23:56:54,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-23 23:56:54,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-23 23:56:54,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-23 23:56:54,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-23 23:56:54,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-23 23:56:54,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-23 23:56:54,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-23 23:56:54,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-23 23:56:54,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-23 23:56:54,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-23 23:56:54,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-23 23:56:54,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-23 23:56:54,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-23 23:56:54,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-23 23:56:54,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-23 23:56:54,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-23 23:56:54,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-23 23:56:54,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-23 23:56:54,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 23:56:54,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 23:56:54,641 INFO L130 BoogieDeclarations]: Found specification of procedure sdio_readb [2024-11-23 23:56:54,641 INFO L138 BoogieDeclarations]: Found implementation of procedure sdio_readb [2024-11-23 23:56:55,666 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 23:56:55,671 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 23:56:56,593 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-23 23:57:08,315 INFO L? ?]: Removed 1052 outVars from TransFormulas that were not future-live. [2024-11-23 23:57:08,315 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 23:57:08,377 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 23:57:08,377 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-23 23:57:08,378 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:57:08 BoogieIcfgContainer [2024-11-23 23:57:08,378 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 23:57:08,381 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 23:57:08,381 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 23:57:08,394 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 23:57:08,394 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:56:50" (1/3) ... [2024-11-23 23:57:08,395 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aba1879 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:57:08, skipping insertion in model container [2024-11-23 23:57:08,395 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:53" (2/3) ... [2024-11-23 23:57:08,395 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aba1879 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:57:08, skipping insertion in model container [2024-11-23 23:57:08,396 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:57:08" (3/3) ... [2024-11-23 23:57:08,397 INFO L128 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--bluetooth--btmrvl_sdio.ko-entry_point.cil.out.i [2024-11-23 23:57:08,419 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 23:57:08,424 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--bluetooth--btmrvl_sdio.ko-entry_point.cil.out.i that has 59 procedures, 956 locations, 1 initial locations, 39 loop locations, and 1 error locations. [2024-11-23 23:57:08,547 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 23:57:08,569 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@29a6c29b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 23:57:08,570 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 23:57:08,581 INFO L276 IsEmpty]: Start isEmpty. Operand has 865 states, 628 states have (on average 1.3455414012738853) internal successors, (845), 636 states have internal predecessors, (845), 196 states have call successors, (196), 40 states have call predecessors, (196), 39 states have return successors, (192), 192 states have call predecessors, (192), 192 states have call successors, (192) [2024-11-23 23:57:08,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-23 23:57:08,626 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:57:08,627 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:57:08,628 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:57:08,639 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:57:08,639 INFO L85 PathProgramCache]: Analyzing trace with hash 823211242, now seen corresponding path program 1 times [2024-11-23 23:57:08,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:57:08,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322011645] [2024-11-23 23:57:08,651 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:57:08,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:57:11,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:57:12,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 23:57:12,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:57:12,674 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322011645] [2024-11-23 23:57:12,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322011645] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:57:12,674 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:57:12,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:57:12,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030055596] [2024-11-23 23:57:12,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:57:12,684 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:57:12,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:57:12,717 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:57:12,718 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:57:12,722 INFO L87 Difference]: Start difference. First operand has 865 states, 628 states have (on average 1.3455414012738853) internal successors, (845), 636 states have internal predecessors, (845), 196 states have call successors, (196), 40 states have call predecessors, (196), 39 states have return successors, (192), 192 states have call predecessors, (192), 192 states have call successors, (192) Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-23 23:57:13,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:57:13,164 INFO L93 Difference]: Finished difference Result 2124 states and 3047 transitions. [2024-11-23 23:57:13,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:57:13,170 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 89 [2024-11-23 23:57:13,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:57:13,212 INFO L225 Difference]: With dead ends: 2124 [2024-11-23 23:57:13,213 INFO L226 Difference]: Without dead ends: 1239 [2024-11-23 23:57:13,225 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:57:13,229 INFO L435 NwaCegarLoop]: 1237 mSDtfsCounter, 552 mSDsluCounter, 1208 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 552 SdHoareTripleChecker+Valid, 2445 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 23:57:13,230 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [552 Valid, 2445 Invalid, 11 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 23:57:13,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1239 states. [2024-11-23 23:57:13,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1239 to 1234. [2024-11-23 23:57:13,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1234 states, 903 states have (on average 1.3322259136212624) internal successors, (1203), 907 states have internal predecessors, (1203), 268 states have call successors, (268), 63 states have call predecessors, (268), 62 states have return successors, (267), 266 states have call predecessors, (267), 267 states have call successors, (267) [2024-11-23 23:57:13,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 1234 states and 1738 transitions. [2024-11-23 23:57:13,421 INFO L78 Accepts]: Start accepts. Automaton has 1234 states and 1738 transitions. Word has length 89 [2024-11-23 23:57:13,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:57:13,422 INFO L471 AbstractCegarLoop]: Abstraction has 1234 states and 1738 transitions. [2024-11-23 23:57:13,422 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-23 23:57:13,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 1738 transitions. [2024-11-23 23:57:13,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-23 23:57:13,431 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:57:13,432 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:57:13,432 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-23 23:57:13,433 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:57:13,433 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:57:13,433 INFO L85 PathProgramCache]: Analyzing trace with hash 7626945, now seen corresponding path program 1 times [2024-11-23 23:57:13,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:57:13,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823328525] [2024-11-23 23:57:13,434 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:57:13,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:57:15,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:57:15,843 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-23 23:57:15,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:57:15,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823328525] [2024-11-23 23:57:15,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1823328525] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:57:15,845 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:57:15,846 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:57:15,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557487440] [2024-11-23 23:57:15,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:57:15,852 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:57:15,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:57:15,853 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:57:15,853 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:57:15,853 INFO L87 Difference]: Start difference. First operand 1234 states and 1738 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-23 23:57:16,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:57:16,246 INFO L93 Difference]: Finished difference Result 3018 states and 4249 transitions. [2024-11-23 23:57:16,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:57:16,247 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 93 [2024-11-23 23:57:16,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:57:16,269 INFO L225 Difference]: With dead ends: 3018 [2024-11-23 23:57:16,269 INFO L226 Difference]: Without dead ends: 1789 [2024-11-23 23:57:16,274 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:57:16,275 INFO L435 NwaCegarLoop]: 1898 mSDtfsCounter, 739 mSDsluCounter, 1173 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 739 SdHoareTripleChecker+Valid, 3071 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-23 23:57:16,276 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [739 Valid, 3071 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-23 23:57:16,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1789 states. [2024-11-23 23:57:16,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1789 to 1786. [2024-11-23 23:57:16,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1786 states, 1310 states have (on average 1.331297709923664) internal successors, (1744), 1315 states have internal predecessors, (1744), 385 states have call successors, (385), 91 states have call predecessors, (385), 90 states have return successors, (384), 383 states have call predecessors, (384), 384 states have call successors, (384) [2024-11-23 23:57:16,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 1786 states and 2513 transitions. [2024-11-23 23:57:16,429 INFO L78 Accepts]: Start accepts. Automaton has 1786 states and 2513 transitions. Word has length 93 [2024-11-23 23:57:16,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:57:16,430 INFO L471 AbstractCegarLoop]: Abstraction has 1786 states and 2513 transitions. [2024-11-23 23:57:16,430 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-23 23:57:16,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 2513 transitions. [2024-11-23 23:57:16,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-23 23:57:16,442 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:57:16,442 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2024-11-23 23:57:16,443 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 23:57:16,443 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:57:16,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:57:16,444 INFO L85 PathProgramCache]: Analyzing trace with hash -1017232301, now seen corresponding path program 1 times [2024-11-23 23:57:16,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:57:16,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183490781] [2024-11-23 23:57:16,444 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:57:16,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:57:18,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:57:19,018 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-23 23:57:19,019 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:57:19,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183490781] [2024-11-23 23:57:19,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [183490781] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:57:19,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:57:19,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:57:19,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161233391] [2024-11-23 23:57:19,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:57:19,020 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:57:19,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:57:19,020 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:57:19,020 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:57:19,021 INFO L87 Difference]: Start difference. First operand 1786 states and 2513 transitions. Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-23 23:57:19,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:57:19,180 INFO L93 Difference]: Finished difference Result 3558 states and 5013 transitions. [2024-11-23 23:57:19,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:57:19,181 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 115 [2024-11-23 23:57:19,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:57:19,197 INFO L225 Difference]: With dead ends: 3558 [2024-11-23 23:57:19,198 INFO L226 Difference]: Without dead ends: 1788 [2024-11-23 23:57:19,204 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:57:19,205 INFO L435 NwaCegarLoop]: 1205 mSDtfsCounter, 0 mSDsluCounter, 1200 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2405 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 23:57:19,206 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2405 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 23:57:19,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1788 states. [2024-11-23 23:57:19,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1788 to 1788. [2024-11-23 23:57:19,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1788 states, 1312 states have (on average 1.3307926829268293) internal successors, (1746), 1317 states have internal predecessors, (1746), 385 states have call successors, (385), 91 states have call predecessors, (385), 90 states have return successors, (384), 383 states have call predecessors, (384), 384 states have call successors, (384) [2024-11-23 23:57:19,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 1788 states and 2515 transitions. [2024-11-23 23:57:19,333 INFO L78 Accepts]: Start accepts. Automaton has 1788 states and 2515 transitions. Word has length 115 [2024-11-23 23:57:19,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:57:19,334 INFO L471 AbstractCegarLoop]: Abstraction has 1788 states and 2515 transitions. [2024-11-23 23:57:19,334 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-23 23:57:19,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 2515 transitions. [2024-11-23 23:57:19,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-23 23:57:19,344 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:57:19,344 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2024-11-23 23:57:19,345 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 23:57:19,345 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:57:19,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:57:19,346 INFO L85 PathProgramCache]: Analyzing trace with hash 1228347153, now seen corresponding path program 1 times [2024-11-23 23:57:19,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:57:19,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402931077] [2024-11-23 23:57:19,347 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:57:19,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:57:20,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:57:21,685 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-23 23:57:21,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:57:21,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402931077] [2024-11-23 23:57:21,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402931077] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:57:21,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:57:21,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 23:57:21,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386027873] [2024-11-23 23:57:21,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:57:21,687 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 23:57:21,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:57:21,688 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 23:57:21,688 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 23:57:21,689 INFO L87 Difference]: Start difference. First operand 1788 states and 2515 transitions. Second operand has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-23 23:57:22,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:57:22,023 INFO L93 Difference]: Finished difference Result 3610 states and 5089 transitions. [2024-11-23 23:57:22,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 23:57:22,024 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 115 [2024-11-23 23:57:22,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:57:22,041 INFO L225 Difference]: With dead ends: 3610 [2024-11-23 23:57:22,041 INFO L226 Difference]: Without dead ends: 1838 [2024-11-23 23:57:22,048 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 23:57:22,050 INFO L435 NwaCegarLoop]: 1202 mSDtfsCounter, 23 mSDsluCounter, 2393 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 3595 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-23 23:57:22,051 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 3595 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-23 23:57:22,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1838 states. [2024-11-23 23:57:22,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1838 to 1794. [2024-11-23 23:57:22,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1794 states, 1316 states have (on average 1.331306990881459) internal successors, (1752), 1323 states have internal predecessors, (1752), 385 states have call successors, (385), 91 states have call predecessors, (385), 92 states have return successors, (386), 383 states have call predecessors, (386), 384 states have call successors, (386) [2024-11-23 23:57:22,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 1794 states and 2523 transitions. [2024-11-23 23:57:22,174 INFO L78 Accepts]: Start accepts. Automaton has 1794 states and 2523 transitions. Word has length 115 [2024-11-23 23:57:22,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:57:22,175 INFO L471 AbstractCegarLoop]: Abstraction has 1794 states and 2523 transitions. [2024-11-23 23:57:22,176 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-23 23:57:22,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 2523 transitions. [2024-11-23 23:57:22,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-23 23:57:22,184 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:57:22,184 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2024-11-23 23:57:22,185 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-23 23:57:22,185 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:57:22,185 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:57:22,186 INFO L85 PathProgramCache]: Analyzing trace with hash 2104071082, now seen corresponding path program 1 times [2024-11-23 23:57:22,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:57:22,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616847301] [2024-11-23 23:57:22,186 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:57:22,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:57:23,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:57:24,284 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-23 23:57:24,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:57:24,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616847301] [2024-11-23 23:57:24,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1616847301] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:57:24,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:57:24,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:57:24,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35177781] [2024-11-23 23:57:24,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:57:24,285 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:57:24,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:57:24,286 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:57:24,286 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:57:24,286 INFO L87 Difference]: Start difference. First operand 1794 states and 2523 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-23 23:57:28,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 23:57:28,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:57:28,826 INFO L93 Difference]: Finished difference Result 4160 states and 5873 transitions. [2024-11-23 23:57:28,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:57:28,827 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 119 [2024-11-23 23:57:28,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:57:28,845 INFO L225 Difference]: With dead ends: 4160 [2024-11-23 23:57:28,845 INFO L226 Difference]: Without dead ends: 2382 [2024-11-23 23:57:28,853 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:57:28,855 INFO L435 NwaCegarLoop]: 1305 mSDtfsCounter, 761 mSDsluCounter, 1167 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 761 SdHoareTripleChecker+Valid, 2472 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-23 23:57:28,855 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [761 Valid, 2472 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 34 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-11-23 23:57:28,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2382 states. [2024-11-23 23:57:28,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2382 to 2379. [2024-11-23 23:57:28,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2379 states, 1757 states have (on average 1.3335230506545248) internal successors, (2343), 1766 states have internal predecessors, (2343), 501 states have call successors, (501), 118 states have call predecessors, (501), 120 states have return successors, (503), 499 states have call predecessors, (503), 500 states have call successors, (503) [2024-11-23 23:57:28,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2379 states to 2379 states and 3347 transitions. [2024-11-23 23:57:29,000 INFO L78 Accepts]: Start accepts. Automaton has 2379 states and 3347 transitions. Word has length 119 [2024-11-23 23:57:29,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:57:29,001 INFO L471 AbstractCegarLoop]: Abstraction has 2379 states and 3347 transitions. [2024-11-23 23:57:29,001 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-23 23:57:29,002 INFO L276 IsEmpty]: Start isEmpty. Operand 2379 states and 3347 transitions. [2024-11-23 23:57:29,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-23 23:57:29,012 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:57:29,012 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2024-11-23 23:57:29,013 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-23 23:57:29,013 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:57:29,013 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:57:29,014 INFO L85 PathProgramCache]: Analyzing trace with hash 1355494761, now seen corresponding path program 1 times [2024-11-23 23:57:29,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:57:29,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629046126] [2024-11-23 23:57:29,014 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:57:29,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:57:31,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:57:31,552 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-23 23:57:31,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:57:31,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629046126] [2024-11-23 23:57:31,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [629046126] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:57:31,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:57:31,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 23:57:31,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837650678] [2024-11-23 23:57:31,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:57:31,553 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 23:57:31,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:57:31,553 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 23:57:31,553 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 23:57:31,554 INFO L87 Difference]: Start difference. First operand 2379 states and 3347 transitions. Second operand has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 3 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-23 23:57:31,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:57:31,744 INFO L93 Difference]: Finished difference Result 4754 states and 6701 transitions. [2024-11-23 23:57:31,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 23:57:31,745 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 3 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 135 [2024-11-23 23:57:31,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:57:31,764 INFO L225 Difference]: With dead ends: 4754 [2024-11-23 23:57:31,764 INFO L226 Difference]: Without dead ends: 2391 [2024-11-23 23:57:31,773 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 23:57:31,774 INFO L435 NwaCegarLoop]: 1204 mSDtfsCounter, 0 mSDsluCounter, 2402 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3606 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 23:57:31,774 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3606 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 23:57:31,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2391 states. [2024-11-23 23:57:31,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2391 to 2391. [2024-11-23 23:57:31,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2391 states, 1766 states have (on average 1.331823329558324) internal successors, (2352), 1775 states have internal predecessors, (2352), 504 states have call successors, (504), 118 states have call predecessors, (504), 120 states have return successors, (506), 502 states have call predecessors, (506), 503 states have call successors, (506) [2024-11-23 23:57:31,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2391 states to 2391 states and 3362 transitions. [2024-11-23 23:57:31,918 INFO L78 Accepts]: Start accepts. Automaton has 2391 states and 3362 transitions. Word has length 135 [2024-11-23 23:57:31,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:57:31,919 INFO L471 AbstractCegarLoop]: Abstraction has 2391 states and 3362 transitions. [2024-11-23 23:57:31,920 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 3 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-23 23:57:31,920 INFO L276 IsEmpty]: Start isEmpty. Operand 2391 states and 3362 transitions. [2024-11-23 23:57:31,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-23 23:57:31,929 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:57:31,929 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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] [2024-11-23 23:57:31,929 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-23 23:57:31,929 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:57:31,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:57:31,930 INFO L85 PathProgramCache]: Analyzing trace with hash 1618910303, now seen corresponding path program 1 times [2024-11-23 23:57:31,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:57:31,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892160559] [2024-11-23 23:57:31,930 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:57:31,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:57:33,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:57:34,324 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-23 23:57:34,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:57:34,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892160559] [2024-11-23 23:57:34,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [892160559] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:57:34,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:57:34,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:57:34,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41488606] [2024-11-23 23:57:34,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:57:34,325 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:57:34,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:57:34,326 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:57:34,326 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:57:34,326 INFO L87 Difference]: Start difference. First operand 2391 states and 3362 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-23 23:57:38,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 23:57:38,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:57:38,943 INFO L93 Difference]: Finished difference Result 5489 states and 7735 transitions. [2024-11-23 23:57:38,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:57:38,944 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 133 [2024-11-23 23:57:38,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:57:38,971 INFO L225 Difference]: With dead ends: 5489 [2024-11-23 23:57:38,971 INFO L226 Difference]: Without dead ends: 3114 [2024-11-23 23:57:38,983 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:57:38,984 INFO L435 NwaCegarLoop]: 1951 mSDtfsCounter, 842 mSDsluCounter, 1173 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 842 SdHoareTripleChecker+Valid, 3124 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-23 23:57:38,985 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [842 Valid, 3124 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 36 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-11-23 23:57:38,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3114 states. [2024-11-23 23:57:39,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3114 to 3111. [2024-11-23 23:57:39,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3111 states, 2301 states have (on average 1.330291177748805) internal successors, (3061), 2312 states have internal predecessors, (3061), 653 states have call successors, (653), 153 states have call predecessors, (653), 156 states have return successors, (656), 651 states have call predecessors, (656), 652 states have call successors, (656) [2024-11-23 23:57:39,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3111 states to 3111 states and 4370 transitions. [2024-11-23 23:57:39,232 INFO L78 Accepts]: Start accepts. Automaton has 3111 states and 4370 transitions. Word has length 133 [2024-11-23 23:57:39,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:57:39,233 INFO L471 AbstractCegarLoop]: Abstraction has 3111 states and 4370 transitions. [2024-11-23 23:57:39,233 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-23 23:57:39,233 INFO L276 IsEmpty]: Start isEmpty. Operand 3111 states and 4370 transitions. [2024-11-23 23:57:39,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-23 23:57:39,246 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:57:39,246 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2024-11-23 23:57:39,246 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-23 23:57:39,247 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:57:39,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:57:39,248 INFO L85 PathProgramCache]: Analyzing trace with hash -1700442755, now seen corresponding path program 1 times [2024-11-23 23:57:39,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:57:39,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041429164] [2024-11-23 23:57:39,248 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:57:39,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:57:41,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:57:42,253 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-23 23:57:42,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:57:42,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041429164] [2024-11-23 23:57:42,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041429164] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:57:42,253 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:57:42,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 23:57:42,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018508349] [2024-11-23 23:57:42,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:57:42,254 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 23:57:42,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:57:42,255 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 23:57:42,255 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 23:57:42,255 INFO L87 Difference]: Start difference. First operand 3111 states and 4370 transitions. Second operand has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-23 23:57:43,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:57:43,154 INFO L93 Difference]: Finished difference Result 6218 states and 8739 transitions. [2024-11-23 23:57:43,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 23:57:43,155 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 136 [2024-11-23 23:57:43,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:57:43,178 INFO L225 Difference]: With dead ends: 6218 [2024-11-23 23:57:43,178 INFO L226 Difference]: Without dead ends: 3123 [2024-11-23 23:57:43,188 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 23:57:43,189 INFO L435 NwaCegarLoop]: 1203 mSDtfsCounter, 0 mSDsluCounter, 3540 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4743 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-23 23:57:43,189 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4743 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-23 23:57:43,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3123 states. [2024-11-23 23:57:43,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3123 to 3123. [2024-11-23 23:57:43,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3123 states, 2313 states have (on average 1.3285776048421962) internal successors, (3073), 2320 states have internal predecessors, (3073), 653 states have call successors, (653), 153 states have call predecessors, (653), 156 states have return successors, (656), 651 states have call predecessors, (656), 652 states have call successors, (656) [2024-11-23 23:57:43,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3123 states to 3123 states and 4382 transitions. [2024-11-23 23:57:43,349 INFO L78 Accepts]: Start accepts. Automaton has 3123 states and 4382 transitions. Word has length 136 [2024-11-23 23:57:43,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:57:43,349 INFO L471 AbstractCegarLoop]: Abstraction has 3123 states and 4382 transitions. [2024-11-23 23:57:43,350 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-23 23:57:43,350 INFO L276 IsEmpty]: Start isEmpty. Operand 3123 states and 4382 transitions. [2024-11-23 23:57:43,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-23 23:57:43,360 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:57:43,360 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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] [2024-11-23 23:57:43,360 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-23 23:57:43,361 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:57:43,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:57:43,361 INFO L85 PathProgramCache]: Analyzing trace with hash -235574971, now seen corresponding path program 1 times [2024-11-23 23:57:43,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:57:43,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934237730] [2024-11-23 23:57:43,362 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:57:43,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:57:45,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:57:45,442 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-23 23:57:45,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:57:45,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934237730] [2024-11-23 23:57:45,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [934237730] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:57:45,443 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:57:45,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:57:45,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988037681] [2024-11-23 23:57:45,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:57:45,443 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:57:45,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:57:45,444 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:57:45,444 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:57:45,444 INFO L87 Difference]: Start difference. First operand 3123 states and 4382 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-23 23:57:45,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:57:45,598 INFO L93 Difference]: Finished difference Result 6234 states and 8755 transitions. [2024-11-23 23:57:45,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:57:45,599 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 147 [2024-11-23 23:57:45,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:57:45,620 INFO L225 Difference]: With dead ends: 6234 [2024-11-23 23:57:45,621 INFO L226 Difference]: Without dead ends: 3127 [2024-11-23 23:57:45,630 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:57:45,630 INFO L435 NwaCegarLoop]: 1205 mSDtfsCounter, 0 mSDsluCounter, 1200 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2405 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 23:57:45,631 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2405 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 23:57:45,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3127 states. [2024-11-23 23:57:45,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3127 to 3127. [2024-11-23 23:57:45,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3127 states, 2317 states have (on average 1.3280103582218385) internal successors, (3077), 2324 states have internal predecessors, (3077), 653 states have call successors, (653), 153 states have call predecessors, (653), 156 states have return successors, (656), 651 states have call predecessors, (656), 652 states have call successors, (656) [2024-11-23 23:57:45,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3127 states to 3127 states and 4386 transitions. [2024-11-23 23:57:45,797 INFO L78 Accepts]: Start accepts. Automaton has 3127 states and 4386 transitions. Word has length 147 [2024-11-23 23:57:45,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:57:45,797 INFO L471 AbstractCegarLoop]: Abstraction has 3127 states and 4386 transitions. [2024-11-23 23:57:45,799 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-23 23:57:45,799 INFO L276 IsEmpty]: Start isEmpty. Operand 3127 states and 4386 transitions. [2024-11-23 23:57:45,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-23 23:57:45,811 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:57:45,811 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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] [2024-11-23 23:57:45,811 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-23 23:57:45,812 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:57:45,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:57:45,812 INFO L85 PathProgramCache]: Analyzing trace with hash -1119083961, now seen corresponding path program 1 times [2024-11-23 23:57:45,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:57:45,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249784946] [2024-11-23 23:57:45,813 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:57:45,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:57:47,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:57:48,942 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-23 23:57:48,943 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:57:48,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249784946] [2024-11-23 23:57:48,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249784946] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:57:48,944 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:57:48,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 23:57:48,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779396114] [2024-11-23 23:57:48,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:57:48,945 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 23:57:48,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:57:48,945 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 23:57:48,946 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 23:57:48,946 INFO L87 Difference]: Start difference. First operand 3127 states and 4386 transitions. Second operand has 5 states, 5 states have (on average 19.4) internal successors, (97), 5 states have internal predecessors, (97), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-11-23 23:57:49,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:57:49,794 INFO L93 Difference]: Finished difference Result 6246 states and 8767 transitions. [2024-11-23 23:57:49,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 23:57:49,794 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 5 states have internal predecessors, (97), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 147 [2024-11-23 23:57:49,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:57:49,816 INFO L225 Difference]: With dead ends: 6246 [2024-11-23 23:57:49,816 INFO L226 Difference]: Without dead ends: 3135 [2024-11-23 23:57:49,825 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 23:57:49,826 INFO L435 NwaCegarLoop]: 1206 mSDtfsCounter, 2 mSDsluCounter, 3535 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 4741 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-23 23:57:49,826 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 4741 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-23 23:57:49,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3135 states. [2024-11-23 23:57:49,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3135 to 3123. [2024-11-23 23:57:49,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3123 states, 2313 states have (on average 1.3285776048421962) internal successors, (3073), 2324 states have internal predecessors, (3073), 653 states have call successors, (653), 153 states have call predecessors, (653), 156 states have return successors, (656), 651 states have call predecessors, (656), 652 states have call successors, (656) [2024-11-23 23:57:49,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3123 states to 3123 states and 4382 transitions. [2024-11-23 23:57:49,965 INFO L78 Accepts]: Start accepts. Automaton has 3123 states and 4382 transitions. Word has length 147 [2024-11-23 23:57:49,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:57:49,965 INFO L471 AbstractCegarLoop]: Abstraction has 3123 states and 4382 transitions. [2024-11-23 23:57:49,966 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 5 states have internal predecessors, (97), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-11-23 23:57:49,966 INFO L276 IsEmpty]: Start isEmpty. Operand 3123 states and 4382 transitions. [2024-11-23 23:57:49,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-23 23:57:49,974 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:57:49,975 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 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] [2024-11-23 23:57:49,975 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-23 23:57:49,976 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:57:49,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:57:49,977 INFO L85 PathProgramCache]: Analyzing trace with hash 945060229, now seen corresponding path program 1 times [2024-11-23 23:57:49,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:57:49,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251539363] [2024-11-23 23:57:49,978 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:57:49,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:57:51,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:57:52,091 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-23 23:57:52,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:57:52,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251539363] [2024-11-23 23:57:52,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251539363] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:57:52,092 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:57:52,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:57:52,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639271967] [2024-11-23 23:57:52,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:57:52,092 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:57:52,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:57:52,093 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:57:52,093 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:57:52,093 INFO L87 Difference]: Start difference. First operand 3123 states and 4382 transitions. Second operand has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-23 23:57:56,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 23:57:56,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:57:56,594 INFO L93 Difference]: Finished difference Result 6821 states and 9596 transitions. [2024-11-23 23:57:56,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:57:56,594 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 152 [2024-11-23 23:57:56,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:57:56,636 INFO L225 Difference]: With dead ends: 6821 [2024-11-23 23:57:56,640 INFO L226 Difference]: Without dead ends: 3714 [2024-11-23 23:57:56,650 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:57:56,651 INFO L435 NwaCegarLoop]: 1953 mSDtfsCounter, 754 mSDsluCounter, 1173 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 754 SdHoareTripleChecker+Valid, 3126 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-23 23:57:56,651 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [754 Valid, 3126 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 35 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-11-23 23:57:56,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3714 states. [2024-11-23 23:57:56,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3714 to 3711. [2024-11-23 23:57:56,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3711 states, 2757 states have (on average 1.3300689154878491) internal successors, (3667), 2770 states have internal predecessors, (3667), 770 states have call successors, (770), 179 states have call predecessors, (770), 183 states have return successors, (774), 768 states have call predecessors, (774), 769 states have call successors, (774) [2024-11-23 23:57:56,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3711 states to 3711 states and 5211 transitions. [2024-11-23 23:57:56,830 INFO L78 Accepts]: Start accepts. Automaton has 3711 states and 5211 transitions. Word has length 152 [2024-11-23 23:57:56,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:57:56,830 INFO L471 AbstractCegarLoop]: Abstraction has 3711 states and 5211 transitions. [2024-11-23 23:57:56,831 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-23 23:57:56,831 INFO L276 IsEmpty]: Start isEmpty. Operand 3711 states and 5211 transitions. [2024-11-23 23:57:56,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-23 23:57:56,842 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:57:56,842 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 3, 3, 3, 3, 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] [2024-11-23 23:57:56,842 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-23 23:57:56,843 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:57:56,843 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:57:56,844 INFO L85 PathProgramCache]: Analyzing trace with hash 440568278, now seen corresponding path program 1 times [2024-11-23 23:57:56,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:57:56,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858025468] [2024-11-23 23:57:56,845 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:57:56,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:57:58,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:57:58,641 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-23 23:57:58,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:57:58,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858025468] [2024-11-23 23:57:58,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858025468] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:57:58,642 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:57:58,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:57:58,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110464498] [2024-11-23 23:57:58,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:57:58,643 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:57:58,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:57:58,643 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:57:58,643 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:57:58,643 INFO L87 Difference]: Start difference. First operand 3711 states and 5211 transitions. Second operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-23 23:58:02,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 23:58:03,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:58:03,155 INFO L93 Difference]: Finished difference Result 7997 states and 11254 transitions. [2024-11-23 23:58:03,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:58:03,156 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 163 [2024-11-23 23:58:03,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:58:03,182 INFO L225 Difference]: With dead ends: 7997 [2024-11-23 23:58:03,182 INFO L226 Difference]: Without dead ends: 4302 [2024-11-23 23:58:03,194 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:58:03,195 INFO L435 NwaCegarLoop]: 1954 mSDtfsCounter, 752 mSDsluCounter, 1175 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 752 SdHoareTripleChecker+Valid, 3129 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-23 23:58:03,195 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [752 Valid, 3129 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 36 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-11-23 23:58:03,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4302 states. [2024-11-23 23:58:03,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4302 to 4299. [2024-11-23 23:58:03,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4299 states, 3201 states have (on average 1.331146516713527) internal successors, (4261), 3216 states have internal predecessors, (4261), 887 states have call successors, (887), 205 states have call predecessors, (887), 210 states have return successors, (892), 885 states have call predecessors, (892), 886 states have call successors, (892) [2024-11-23 23:58:03,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4299 states to 4299 states and 6040 transitions. [2024-11-23 23:58:03,383 INFO L78 Accepts]: Start accepts. Automaton has 4299 states and 6040 transitions. Word has length 163 [2024-11-23 23:58:03,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:58:03,384 INFO L471 AbstractCegarLoop]: Abstraction has 4299 states and 6040 transitions. [2024-11-23 23:58:03,384 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-23 23:58:03,385 INFO L276 IsEmpty]: Start isEmpty. Operand 4299 states and 6040 transitions. [2024-11-23 23:58:03,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-23 23:58:03,396 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:58:03,397 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 3, 3, 3, 3, 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] [2024-11-23 23:58:03,397 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-23 23:58:03,397 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:58:03,398 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:58:03,398 INFO L85 PathProgramCache]: Analyzing trace with hash 1429152572, now seen corresponding path program 1 times [2024-11-23 23:58:03,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:58:03,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079801936] [2024-11-23 23:58:03,398 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:58:03,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:58:05,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:58:05,790 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-23 23:58:05,790 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:58:05,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079801936] [2024-11-23 23:58:05,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2079801936] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:58:05,790 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:58:05,790 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:58:05,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493671140] [2024-11-23 23:58:05,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:58:05,791 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:58:05,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:58:05,791 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:58:05,791 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:58:05,792 INFO L87 Difference]: Start difference. First operand 4299 states and 6040 transitions. Second operand has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-23 23:58:09,842 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 23:58:10,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:58:10,309 INFO L93 Difference]: Finished difference Result 9173 states and 12912 transitions. [2024-11-23 23:58:10,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:58:10,310 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 167 [2024-11-23 23:58:10,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:58:10,337 INFO L225 Difference]: With dead ends: 9173 [2024-11-23 23:58:10,337 INFO L226 Difference]: Without dead ends: 4890 [2024-11-23 23:58:10,349 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:58:10,350 INFO L435 NwaCegarLoop]: 1954 mSDtfsCounter, 752 mSDsluCounter, 1175 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 752 SdHoareTripleChecker+Valid, 3129 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-23 23:58:10,351 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [752 Valid, 3129 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 36 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-11-23 23:58:10,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4890 states. [2024-11-23 23:58:10,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4890 to 4887. [2024-11-23 23:58:10,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4887 states, 3645 states have (on average 1.3319615912208504) internal successors, (4855), 3662 states have internal predecessors, (4855), 1004 states have call successors, (1004), 231 states have call predecessors, (1004), 237 states have return successors, (1010), 1002 states have call predecessors, (1010), 1003 states have call successors, (1010) [2024-11-23 23:58:10,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4887 states to 4887 states and 6869 transitions. [2024-11-23 23:58:10,549 INFO L78 Accepts]: Start accepts. Automaton has 4887 states and 6869 transitions. Word has length 167 [2024-11-23 23:58:10,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:58:10,550 INFO L471 AbstractCegarLoop]: Abstraction has 4887 states and 6869 transitions. [2024-11-23 23:58:10,550 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-23 23:58:10,550 INFO L276 IsEmpty]: Start isEmpty. Operand 4887 states and 6869 transitions. [2024-11-23 23:58:10,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-23 23:58:10,565 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:58:10,566 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 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] [2024-11-23 23:58:10,566 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-23 23:58:10,567 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:58:10,567 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:58:10,568 INFO L85 PathProgramCache]: Analyzing trace with hash 1682291716, now seen corresponding path program 1 times [2024-11-23 23:58:10,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:58:10,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556480738] [2024-11-23 23:58:10,568 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:58:10,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:58:12,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:58:12,543 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-23 23:58:12,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:58:12,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556480738] [2024-11-23 23:58:12,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1556480738] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:58:12,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:58:12,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:58:12,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463182028] [2024-11-23 23:58:12,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:58:12,545 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:58:12,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:58:12,546 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:58:12,546 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:58:12,547 INFO L87 Difference]: Start difference. First operand 4887 states and 6869 transitions. Second operand has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-23 23:58:12,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:58:12,781 INFO L93 Difference]: Finished difference Result 9765 states and 13735 transitions. [2024-11-23 23:58:12,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:58:12,782 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 180 [2024-11-23 23:58:12,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:58:12,813 INFO L225 Difference]: With dead ends: 9765 [2024-11-23 23:58:12,813 INFO L226 Difference]: Without dead ends: 4894 [2024-11-23 23:58:12,828 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:58:12,829 INFO L435 NwaCegarLoop]: 1205 mSDtfsCounter, 0 mSDsluCounter, 1199 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2404 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 23:58:12,830 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2404 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 23:58:12,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4894 states. [2024-11-23 23:58:13,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4894 to 4894. [2024-11-23 23:58:13,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4894 states, 3652 states have (on average 1.3313253012048192) internal successors, (4862), 3669 states have internal predecessors, (4862), 1004 states have call successors, (1004), 231 states have call predecessors, (1004), 237 states have return successors, (1010), 1002 states have call predecessors, (1010), 1003 states have call successors, (1010) [2024-11-23 23:58:13,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4894 states to 4894 states and 6876 transitions. [2024-11-23 23:58:13,101 INFO L78 Accepts]: Start accepts. Automaton has 4894 states and 6876 transitions. Word has length 180 [2024-11-23 23:58:13,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:58:13,102 INFO L471 AbstractCegarLoop]: Abstraction has 4894 states and 6876 transitions. [2024-11-23 23:58:13,102 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-23 23:58:13,103 INFO L276 IsEmpty]: Start isEmpty. Operand 4894 states and 6876 transitions. [2024-11-23 23:58:13,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-23 23:58:13,116 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:58:13,117 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 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] [2024-11-23 23:58:13,117 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-23 23:58:13,117 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:58:13,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:58:13,117 INFO L85 PathProgramCache]: Analyzing trace with hash 93943814, now seen corresponding path program 1 times [2024-11-23 23:58:13,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:58:13,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868225575] [2024-11-23 23:58:13,118 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:58:13,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:58:14,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:58:15,235 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-23 23:58:15,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:58:15,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868225575] [2024-11-23 23:58:15,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868225575] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:58:15,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:58:15,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:58:15,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389582023] [2024-11-23 23:58:15,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:58:15,237 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:58:15,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:58:15,238 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:58:15,238 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:58:15,239 INFO L87 Difference]: Start difference. First operand 4894 states and 6876 transitions. Second operand has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-23 23:58:15,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:58:15,368 INFO L93 Difference]: Finished difference Result 4905 states and 6894 transitions. [2024-11-23 23:58:15,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:58:15,369 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 180 [2024-11-23 23:58:15,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:58:15,398 INFO L225 Difference]: With dead ends: 4905 [2024-11-23 23:58:15,398 INFO L226 Difference]: Without dead ends: 4902 [2024-11-23 23:58:15,401 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:58:15,402 INFO L435 NwaCegarLoop]: 1205 mSDtfsCounter, 0 mSDsluCounter, 1200 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2405 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 23:58:15,402 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2405 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 23:58:15,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4902 states. [2024-11-23 23:58:15,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4902 to 4902. [2024-11-23 23:58:15,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4902 states, 3660 states have (on average 1.330601092896175) internal successors, (4870), 3677 states have internal predecessors, (4870), 1004 states have call successors, (1004), 231 states have call predecessors, (1004), 237 states have return successors, (1010), 1002 states have call predecessors, (1010), 1003 states have call successors, (1010) [2024-11-23 23:58:15,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4902 states to 4902 states and 6884 transitions. [2024-11-23 23:58:15,592 INFO L78 Accepts]: Start accepts. Automaton has 4902 states and 6884 transitions. Word has length 180 [2024-11-23 23:58:15,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:58:15,593 INFO L471 AbstractCegarLoop]: Abstraction has 4902 states and 6884 transitions. [2024-11-23 23:58:15,593 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-23 23:58:15,593 INFO L276 IsEmpty]: Start isEmpty. Operand 4902 states and 6884 transitions. [2024-11-23 23:58:15,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-23 23:58:15,607 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:58:15,607 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 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] [2024-11-23 23:58:15,608 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-23 23:58:15,608 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:58:15,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:58:15,609 INFO L85 PathProgramCache]: Analyzing trace with hash 77249914, now seen corresponding path program 1 times [2024-11-23 23:58:15,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:58:15,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155655247] [2024-11-23 23:58:15,609 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:58:15,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:58:17,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:58:18,113 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-23 23:58:18,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:58:18,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155655247] [2024-11-23 23:58:18,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1155655247] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:58:18,113 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:58:18,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 23:58:18,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005844270] [2024-11-23 23:58:18,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:58:18,114 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 23:58:18,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:58:18,115 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 23:58:18,115 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 23:58:18,115 INFO L87 Difference]: Start difference. First operand 4902 states and 6884 transitions. Second operand has 4 states, 4 states have (on average 29.0) internal successors, (116), 4 states have internal predecessors, (116), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-23 23:58:18,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:58:18,322 INFO L93 Difference]: Finished difference Result 9745 states and 13714 transitions. [2024-11-23 23:58:18,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 23:58:18,322 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.0) internal successors, (116), 4 states have internal predecessors, (116), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 182 [2024-11-23 23:58:18,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:58:18,332 INFO L225 Difference]: With dead ends: 9745 [2024-11-23 23:58:18,332 INFO L226 Difference]: Without dead ends: 0 [2024-11-23 23:58:18,352 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 23:58:18,353 INFO L435 NwaCegarLoop]: 1193 mSDtfsCounter, 1096 mSDsluCounter, 1197 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1096 SdHoareTripleChecker+Valid, 2390 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 23:58:18,353 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1096 Valid, 2390 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 23:58:18,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-23 23:58:18,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-23 23:58:18,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 23:58:18,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-23 23:58:18,362 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 182 [2024-11-23 23:58:18,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:58:18,363 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 23:58:18,363 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.0) internal successors, (116), 4 states have internal predecessors, (116), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-23 23:58:18,363 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-23 23:58:18,364 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-23 23:58:18,367 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 23:58:18,367 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-23 23:58:18,371 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:58:18,375 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-23 23:59:10,425 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 23:59:10,448 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#7 [2024-11-23 23:59:10,449 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#7,GLOBAL] [2024-11-23 23:59:10,450 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#7,GLOBAL],[IdentifierExpression[~#ret~13!base,]]] [2024-11-23 23:59:10,450 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#7 [2024-11-23 23:59:10,450 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#7,GLOBAL] [2024-11-23 23:59:10,450 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#7,GLOBAL],[IdentifierExpression[~#ret~13!base,]]] [2024-11-23 23:59:10,451 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#7 [2024-11-23 23:59:10,451 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#7,GLOBAL] [2024-11-23 23:59:10,451 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#7,GLOBAL],[IdentifierExpression[~#ret~13!base,]]] [2024-11-23 23:59:10,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 11:59:10 BoogieIcfgContainer [2024-11-23 23:59:10,453 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 23:59:10,454 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 23:59:10,454 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 23:59:10,454 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 23:59:10,459 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:57:08" (3/4) ... [2024-11-23 23:59:10,462 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-23 23:59:10,470 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy#12 [2024-11-23 23:59:10,470 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy#11 [2024-11-23 23:59:10,470 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy#10 [2024-11-23 23:59:10,470 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_get_drvdata [2024-11-23 23:59:10,471 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure sdio_release_irq [2024-11-23 23:59:10,471 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy#7 [2024-11-23 23:59:10,471 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy#6 [2024-11-23 23:59:10,471 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy#9 [2024-11-23 23:59:10,471 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy#18 [2024-11-23 23:59:10,471 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy#8 [2024-11-23 23:59:10,471 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy#17 [2024-11-23 23:59:10,471 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure sdio_disable_func [2024-11-23 23:59:10,471 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy#16 [2024-11-23 23:59:10,471 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2024-11-23 23:59:10,472 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy#15 [2024-11-23 23:59:10,472 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure btmrvl_sdio_resume [2024-11-23 23:59:10,472 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy#14 [2024-11-23 23:59:10,472 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure sdio_release_host [2024-11-23 23:59:10,472 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy#13 [2024-11-23 23:59:10,472 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure sdio_claim_host [2024-11-23 23:59:10,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure btmrvl_sdio_unregister_dev [2024-11-23 23:59:10,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2024-11-23 23:59:10,474 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~int [2024-11-23 23:59:10,474 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure sdio_get_host_pm_caps [2024-11-23 23:59:10,474 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_lock [2024-11-23 23:59:10,474 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2024-11-23 23:59:10,474 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bt_err [2024-11-23 23:59:10,474 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2024-11-23 23:59:10,474 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hci_recv_frame [2024-11-23 23:59:10,474 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure sdio_readsb [2024-11-23 23:59:10,474 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_alloc_flags [2024-11-23 23:59:10,475 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_set_drvdata [2024-11-23 23:59:10,475 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2024-11-23 23:59:10,475 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure btmrvl_sdio_verify_fw_download [2024-11-23 23:59:10,475 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree_skb [2024-11-23 23:59:10,475 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure btmrvl_sdio_suspend [2024-11-23 23:59:10,475 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_put [2024-11-23 23:59:10,475 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2024-11-23 23:59:10,475 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2024-11-23 23:59:10,475 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_pull [2024-11-23 23:59:10,475 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __dynamic_pr_debug [2024-11-23 23:59:10,476 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure request_firmware [2024-11-23 23:59:10,476 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2024-11-23 23:59:10,476 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_name [2024-11-23 23:59:10,476 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure btmrvl_sdio_poll_card_status [2024-11-23 23:59:10,476 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure btmrvl_sdio_disable_host_int [2024-11-23 23:59:10,476 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-23 23:59:10,476 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure release_firmware [2024-11-23 23:59:10,476 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure sdio_writesb [2024-11-23 23:59:10,476 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy#1 [2024-11-23 23:59:10,476 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure sdio_writeb [2024-11-23 23:59:10,476 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy#0 [2024-11-23 23:59:10,477 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy#3 [2024-11-23 23:59:10,477 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy#2 [2024-11-23 23:59:10,477 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy#5 [2024-11-23 23:59:10,477 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2024-11-23 23:59:10,478 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy#4 [2024-11-23 23:59:10,478 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure sdio_readb [2024-11-23 23:59:10,533 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 318 nodes and edges [2024-11-23 23:59:10,538 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 103 nodes and edges [2024-11-23 23:59:10,543 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2024-11-23 23:59:10,547 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-11-23 23:59:10,552 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-23 23:59:10,557 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-23 23:59:10,562 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-23 23:59:10,564 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-23 23:59:10,995 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c9beac-6fc7-47da-a4b6-6a15f3b5b916/bin/uautomizer-verify-LYvppIcaGC/witness.graphml [2024-11-23 23:59:10,996 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c9beac-6fc7-47da-a4b6-6a15f3b5b916/bin/uautomizer-verify-LYvppIcaGC/witness.yml [2024-11-23 23:59:10,996 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 23:59:10,997 INFO L158 Benchmark]: Toolchain (without parser) took 140396.93ms. Allocated memory was 117.4MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 82.6MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 421.5MB. Max. memory is 16.1GB. [2024-11-23 23:59:10,997 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 23:59:10,997 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2903.77ms. Allocated memory is still 117.4MB. Free memory was 82.4MB in the beginning and 53.5MB in the end (delta: 28.9MB). Peak memory consumption was 77.2MB. Max. memory is 16.1GB. [2024-11-23 23:59:10,997 INFO L158 Benchmark]: Boogie Procedure Inliner took 289.77ms. Allocated memory is still 117.4MB. Free memory was 53.5MB in the beginning and 34.7MB in the end (delta: 18.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-23 23:59:10,998 INFO L158 Benchmark]: Boogie Preprocessor took 705.95ms. Allocated memory was 117.4MB in the beginning and 184.5MB in the end (delta: 67.1MB). Free memory was 34.7MB in the beginning and 68.4MB in the end (delta: -33.7MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. [2024-11-23 23:59:10,999 INFO L158 Benchmark]: RCFGBuilder took 13873.58ms. Allocated memory was 184.5MB in the beginning and 251.7MB in the end (delta: 67.1MB). Free memory was 68.4MB in the beginning and 148.7MB in the end (delta: -80.2MB). Peak memory consumption was 100.8MB. Max. memory is 16.1GB. [2024-11-23 23:59:10,999 INFO L158 Benchmark]: TraceAbstraction took 122072.45ms. Allocated memory was 251.7MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 148.7MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-11-23 23:59:10,999 INFO L158 Benchmark]: Witness Printer took 541.91ms. Allocated memory is still 1.8GB. Free memory was 1.4GB in the beginning and 1.4GB in the end (delta: 37.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-23 23:59:11,005 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2903.77ms. Allocated memory is still 117.4MB. Free memory was 82.4MB in the beginning and 53.5MB in the end (delta: 28.9MB). Peak memory consumption was 77.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 289.77ms. Allocated memory is still 117.4MB. Free memory was 53.5MB in the beginning and 34.7MB in the end (delta: 18.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 705.95ms. Allocated memory was 117.4MB in the beginning and 184.5MB in the end (delta: 67.1MB). Free memory was 34.7MB in the beginning and 68.4MB in the end (delta: -33.7MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. * RCFGBuilder took 13873.58ms. Allocated memory was 184.5MB in the beginning and 251.7MB in the end (delta: 67.1MB). Free memory was 68.4MB in the beginning and 148.7MB in the end (delta: -80.2MB). Peak memory consumption was 100.8MB. Max. memory is 16.1GB. * TraceAbstraction took 122072.45ms. Allocated memory was 251.7MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 148.7MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * Witness Printer took 541.91ms. Allocated memory is still 1.8GB. Free memory was 1.4GB in the beginning and 1.4GB in the end (delta: 37.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#7,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#7,GLOBAL],[IdentifierExpression[~#ret~13!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#7,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#7,GLOBAL],[IdentifierExpression[~#ret~13!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#7,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#7,GLOBAL],[IdentifierExpression[~#ret~13!base,]]] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 6004]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 59 procedures, 956 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 69.9s, OverallIterations: 16, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 27.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5 mSolverCounterUnknown, 6279 SdHoareTripleChecker+Valid, 24.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6273 mSDsluCounter, 49190 SdHoareTripleChecker+Invalid, 23.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 26110 mSDsCounter, 62 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 437 IncrementalHoareTripleChecker+Invalid, 504 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 62 mSolverCounterUnsat, 23080 mSDtfsCounter, 437 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 56 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4902occurred in iteration=15, InterpolantAutomatonStates: 55, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.5s AutomataMinimizationTime, 16 MinimizatonAttempts, 79 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 9.0s InterpolantComputationTime, 2253 NumberOfCodeBlocks, 2253 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 2237 ConstructedInterpolants, 0 QuantifiedInterpolants, 2611 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 538/538 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 6340]: Location Invariant Derived location invariant: (ldv_spin == 0) - InvariantResult [Line: 7273]: Location Invariant Derived location invariant: (ldv_spin == 0) - InvariantResult [Line: 6597]: Location Invariant Derived location invariant: (ldv_spin == 0) - InvariantResult [Line: 6976]: Location Invariant Derived location invariant: (ldv_spin == 0) - InvariantResult [Line: 6972]: Location Invariant Derived location invariant: (ldv_spin == 0) - InvariantResult [Line: 7275]: Location Invariant Derived location invariant: (ldv_spin == 0) - InvariantResult [Line: 6974]: Location Invariant Derived location invariant: (ldv_spin == 0) - InvariantResult [Line: 6426]: Location Invariant Derived location invariant: (ldv_spin == 0) - InvariantResult [Line: 6456]: Location Invariant Derived location invariant: (ldv_spin == 0) RESULT: Ultimate proved your program to be correct! [2024-11-23 23:59:11,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c9beac-6fc7-47da-a4b6-6a15f3b5b916/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE