./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07d67a5e-4712-465e-9bc8-6ea5582e35f0/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07d67a5e-4712-465e-9bc8-6ea5582e35f0/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07d67a5e-4712-465e-9bc8-6ea5582e35f0/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07d67a5e-4712-465e-9bc8-6ea5582e35f0/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07d67a5e-4712-465e-9bc8-6ea5582e35f0/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07d67a5e-4712-465e-9bc8-6ea5582e35f0/bin/uautomizer-verify-BQ2R08f2Ya --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 b7b42d40a01333bd7cf600d1931e5c326b61c631d3a1040aaad3e0a3658ee3cf --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 06:18:49,020 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 06:18:49,092 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07d67a5e-4712-465e-9bc8-6ea5582e35f0/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-29 06:18:49,097 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 06:18:49,098 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 06:18:49,125 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 06:18:49,126 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 06:18:49,127 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 06:18:49,128 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 06:18:49,128 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 06:18:49,129 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 06:18:49,129 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 06:18:49,130 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 06:18:49,131 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 06:18:49,131 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 06:18:49,132 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 06:18:49,132 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 06:18:49,133 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 06:18:49,133 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 06:18:49,134 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 06:18:49,135 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 06:18:49,135 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 06:18:49,136 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 06:18:49,136 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 06:18:49,137 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 06:18:49,138 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 06:18:49,138 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 06:18:49,139 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 06:18:49,139 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:18:49,140 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 06:18:49,140 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 06:18:49,141 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 06:18:49,141 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 06:18:49,142 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 06:18:49,142 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 06:18:49,143 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 06:18:49,143 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 06:18:49,143 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 06:18:49,144 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 06:18:49,144 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07d67a5e-4712-465e-9bc8-6ea5582e35f0/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07d67a5e-4712-465e-9bc8-6ea5582e35f0/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b7b42d40a01333bd7cf600d1931e5c326b61c631d3a1040aaad3e0a3658ee3cf [2023-11-29 06:18:49,406 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 06:18:49,429 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 06:18:49,432 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 06:18:49,433 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 06:18:49,433 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 06:18:49,434 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07d67a5e-4712-465e-9bc8-6ea5582e35f0/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i [2023-11-29 06:18:52,333 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 06:18:52,680 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 06:18:52,681 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07d67a5e-4712-465e-9bc8-6ea5582e35f0/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i [2023-11-29 06:18:52,706 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07d67a5e-4712-465e-9bc8-6ea5582e35f0/bin/uautomizer-verify-BQ2R08f2Ya/data/88a804f57/45a828d7d2e3494babc575e7694cae53/FLAGd3416514b [2023-11-29 06:18:52,721 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07d67a5e-4712-465e-9bc8-6ea5582e35f0/bin/uautomizer-verify-BQ2R08f2Ya/data/88a804f57/45a828d7d2e3494babc575e7694cae53 [2023-11-29 06:18:52,724 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 06:18:52,726 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 06:18:52,728 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 06:18:52,728 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 06:18:52,734 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 06:18:52,735 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:18:52" (1/1) ... [2023-11-29 06:18:52,736 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11c41822 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:18:52, skipping insertion in model container [2023-11-29 06:18:52,736 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:18:52" (1/1) ... [2023-11-29 06:18:52,846 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 06:18:53,580 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07d67a5e-4712-465e-9bc8-6ea5582e35f0/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i[73128,73141] [2023-11-29 06:18:53,733 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:18:53,766 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 06:18:53,954 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07d67a5e-4712-465e-9bc8-6ea5582e35f0/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i[73128,73141] [2023-11-29 06:18:53,975 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:18:54,038 INFO L206 MainTranslator]: Completed translation [2023-11-29 06:18:54,038 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:18:54 WrapperNode [2023-11-29 06:18:54,038 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 06:18:54,040 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 06:18:54,040 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 06:18:54,040 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 06:18:54,050 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:18:54" (1/1) ... [2023-11-29 06:18:54,083 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:18:54" (1/1) ... [2023-11-29 06:18:54,144 INFO L138 Inliner]: procedures = 99, calls = 348, calls flagged for inlining = 40, calls inlined = 32, statements flattened = 771 [2023-11-29 06:18:54,145 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 06:18:54,146 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 06:18:54,146 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 06:18:54,146 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 06:18:54,160 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:18:54" (1/1) ... [2023-11-29 06:18:54,161 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:18:54" (1/1) ... [2023-11-29 06:18:54,173 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:18:54" (1/1) ... [2023-11-29 06:18:54,241 INFO L175 MemorySlicer]: Split 221 memory accesses to 6 slices as follows [2, 12, 14, 63, 30, 100]. 45 percent of accesses are in the largest equivalence class. The 195 initializations are split as follows [2, 0, 0, 63, 30, 100]. The 14 writes are split as follows [0, 12, 2, 0, 0, 0]. [2023-11-29 06:18:54,241 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:18:54" (1/1) ... [2023-11-29 06:18:54,241 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:18:54" (1/1) ... [2023-11-29 06:18:54,275 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:18:54" (1/1) ... [2023-11-29 06:18:54,280 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:18:54" (1/1) ... [2023-11-29 06:18:54,287 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:18:54" (1/1) ... [2023-11-29 06:18:54,294 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:18:54" (1/1) ... [2023-11-29 06:18:54,305 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 06:18:54,306 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 06:18:54,306 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 06:18:54,307 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 06:18:54,308 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:18:54" (1/1) ... [2023-11-29 06:18:54,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:18:54,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07d67a5e-4712-465e-9bc8-6ea5582e35f0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:18:54,354 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07d67a5e-4712-465e-9bc8-6ea5582e35f0/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 06:18:54,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07d67a5e-4712-465e-9bc8-6ea5582e35f0/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 06:18:54,393 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_list_voltage_linear [2023-11-29 06:18:54,393 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_list_voltage_linear [2023-11-29 06:18:54,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-29 06:18:54,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-29 06:18:54,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 06:18:54,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-29 06:18:54,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-29 06:18:54,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-29 06:18:54,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-29 06:18:54,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-29 06:18:54,395 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-29 06:18:54,395 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-29 06:18:54,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-29 06:18:54,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-29 06:18:54,396 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_unregister [2023-11-29 06:18:54,396 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_unregister [2023-11-29 06:18:54,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-29 06:18:54,397 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-11-29 06:18:54,397 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-11-29 06:18:54,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 06:18:54,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-29 06:18:54,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-29 06:18:54,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-29 06:18:54,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-29 06:18:54,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-29 06:18:54,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-29 06:18:54,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 06:18:54,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-29 06:18:54,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-29 06:18:54,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-29 06:18:54,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-29 06:18:54,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-29 06:18:54,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-29 06:18:54,400 INFO L130 BoogieDeclarations]: Found specification of procedure rdev_get_drvdata [2023-11-29 06:18:54,400 INFO L138 BoogieDeclarations]: Found implementation of procedure rdev_get_drvdata [2023-11-29 06:18:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 06:18:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mtx_of_isl_pmic [2023-11-29 06:18:54,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mtx_of_isl_pmic [2023-11-29 06:18:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-29 06:18:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-29 06:18:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-29 06:18:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-29 06:18:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-29 06:18:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-29 06:18:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-29 06:18:54,402 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-29 06:18:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 06:18:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 06:18:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-29 06:18:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-29 06:18:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-29 06:18:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-29 06:18:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mtx_of_isl_pmic [2023-11-29 06:18:54,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mtx_of_isl_pmic [2023-11-29 06:18:54,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 06:18:54,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 06:18:54,404 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-29 06:18:54,404 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-29 06:18:54,655 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 06:18:54,658 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 06:18:55,351 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 06:18:55,485 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 06:18:55,485 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-29 06:18:55,485 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:18:55 BoogieIcfgContainer [2023-11-29 06:18:55,486 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 06:18:55,488 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 06:18:55,489 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 06:18:55,492 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 06:18:55,492 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 06:18:52" (1/3) ... [2023-11-29 06:18:55,493 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b47b463 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:18:55, skipping insertion in model container [2023-11-29 06:18:55,493 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:18:54" (2/3) ... [2023-11-29 06:18:55,494 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b47b463 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:18:55, skipping insertion in model container [2023-11-29 06:18:55,494 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:18:55" (3/3) ... [2023-11-29 06:18:55,495 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i [2023-11-29 06:18:55,516 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 06:18:55,516 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 06:18:55,574 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 06:18:55,582 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@119aaad9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 06:18:55,582 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 06:18:55,588 INFO L276 IsEmpty]: Start isEmpty. Operand has 139 states, 97 states have (on average 1.556701030927835) internal successors, (151), 104 states have internal predecessors, (151), 29 states have call successors, (29), 11 states have call predecessors, (29), 11 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-29 06:18:55,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-29 06:18:55,598 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:18:55,599 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:18:55,600 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:18:55,605 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:18:55,606 INFO L85 PathProgramCache]: Analyzing trace with hash -963144185, now seen corresponding path program 1 times [2023-11-29 06:18:55,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:18:55,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338603316] [2023-11-29 06:18:55,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:18:55,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:18:55,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:18:56,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 06:18:56,012 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:18:56,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338603316] [2023-11-29 06:18:56,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1338603316] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:18:56,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:18:56,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 06:18:56,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621597309] [2023-11-29 06:18:56,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:18:56,021 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:18:56,022 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:18:56,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:18:56,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:18:56,057 INFO L87 Difference]: Start difference. First operand has 139 states, 97 states have (on average 1.556701030927835) internal successors, (151), 104 states have internal predecessors, (151), 29 states have call successors, (29), 11 states have call predecessors, (29), 11 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:18:56,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:18:56,406 INFO L93 Difference]: Finished difference Result 401 states and 625 transitions. [2023-11-29 06:18:56,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:18:56,409 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2023-11-29 06:18:56,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:18:56,423 INFO L225 Difference]: With dead ends: 401 [2023-11-29 06:18:56,423 INFO L226 Difference]: Without dead ends: 261 [2023-11-29 06:18:56,428 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:18:56,433 INFO L413 NwaCegarLoop]: 166 mSDtfsCounter, 176 mSDsluCounter, 158 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 324 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 06:18:56,434 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 324 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 06:18:56,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2023-11-29 06:18:56,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 257. [2023-11-29 06:18:56,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 184 states have (on average 1.516304347826087) internal successors, (279), 189 states have internal predecessors, (279), 52 states have call successors, (52), 21 states have call predecessors, (52), 20 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2023-11-29 06:18:56,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 377 transitions. [2023-11-29 06:18:56,514 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 377 transitions. Word has length 11 [2023-11-29 06:18:56,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:18:56,514 INFO L495 AbstractCegarLoop]: Abstraction has 257 states and 377 transitions. [2023-11-29 06:18:56,514 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:18:56,515 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 377 transitions. [2023-11-29 06:18:56,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-29 06:18:56,517 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:18:56,517 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:18:56,517 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 06:18:56,518 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:18:56,518 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:18:56,519 INFO L85 PathProgramCache]: Analyzing trace with hash 780998210, now seen corresponding path program 1 times [2023-11-29 06:18:56,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:18:56,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783418108] [2023-11-29 06:18:56,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:18:56,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:18:56,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:18:56,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 06:18:56,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:18:56,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783418108] [2023-11-29 06:18:56,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [783418108] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:18:56,621 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:18:56,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:18:56,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137850219] [2023-11-29 06:18:56,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:18:56,623 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:18:56,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:18:56,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:18:56,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:18:56,624 INFO L87 Difference]: Start difference. First operand 257 states and 377 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:18:56,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:18:56,781 INFO L93 Difference]: Finished difference Result 279 states and 403 transitions. [2023-11-29 06:18:56,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:18:56,782 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2023-11-29 06:18:56,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:18:56,786 INFO L225 Difference]: With dead ends: 279 [2023-11-29 06:18:56,786 INFO L226 Difference]: Without dead ends: 268 [2023-11-29 06:18:56,787 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:18:56,788 INFO L413 NwaCegarLoop]: 176 mSDtfsCounter, 194 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 189 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 06:18:56,789 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 189 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 06:18:56,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2023-11-29 06:18:56,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 257. [2023-11-29 06:18:56,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 184 states have (on average 1.5108695652173914) internal successors, (278), 189 states have internal predecessors, (278), 52 states have call successors, (52), 21 states have call predecessors, (52), 20 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2023-11-29 06:18:56,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 376 transitions. [2023-11-29 06:18:56,830 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 376 transitions. Word has length 14 [2023-11-29 06:18:56,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:18:56,831 INFO L495 AbstractCegarLoop]: Abstraction has 257 states and 376 transitions. [2023-11-29 06:18:56,831 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:18:56,831 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 376 transitions. [2023-11-29 06:18:56,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-29 06:18:56,833 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:18:56,833 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:18:56,833 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 06:18:56,833 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:18:56,834 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:18:56,834 INFO L85 PathProgramCache]: Analyzing trace with hash 838256512, now seen corresponding path program 1 times [2023-11-29 06:18:56,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:18:56,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325604219] [2023-11-29 06:18:56,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:18:56,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:18:56,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:18:56,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 06:18:56,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:18:56,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325604219] [2023-11-29 06:18:56,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325604219] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:18:56,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:18:56,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 06:18:56,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122381569] [2023-11-29 06:18:56,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:18:56,926 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:18:56,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:18:56,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:18:56,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:18:56,927 INFO L87 Difference]: Start difference. First operand 257 states and 376 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:18:57,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:18:57,076 INFO L93 Difference]: Finished difference Result 259 states and 377 transitions. [2023-11-29 06:18:57,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:18:57,076 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2023-11-29 06:18:57,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:18:57,080 INFO L225 Difference]: With dead ends: 259 [2023-11-29 06:18:57,080 INFO L226 Difference]: Without dead ends: 256 [2023-11-29 06:18:57,080 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:18:57,082 INFO L413 NwaCegarLoop]: 161 mSDtfsCounter, 186 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 186 SdHoareTripleChecker+Valid, 161 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 06:18:57,083 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [186 Valid, 161 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 06:18:57,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256 states. [2023-11-29 06:18:57,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256 to 256. [2023-11-29 06:18:57,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 184 states have (on average 1.5054347826086956) internal successors, (277), 188 states have internal predecessors, (277), 51 states have call successors, (51), 21 states have call predecessors, (51), 20 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2023-11-29 06:18:57,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 374 transitions. [2023-11-29 06:18:57,114 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 374 transitions. Word has length 14 [2023-11-29 06:18:57,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:18:57,114 INFO L495 AbstractCegarLoop]: Abstraction has 256 states and 374 transitions. [2023-11-29 06:18:57,115 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:18:57,115 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 374 transitions. [2023-11-29 06:18:57,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-29 06:18:57,117 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:18:57,117 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:18:57,117 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 06:18:57,117 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:18:57,118 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:18:57,118 INFO L85 PathProgramCache]: Analyzing trace with hash 216028979, now seen corresponding path program 1 times [2023-11-29 06:18:57,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:18:57,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931100127] [2023-11-29 06:18:57,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:18:57,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:18:57,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:18:57,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 06:18:57,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:18:57,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931100127] [2023-11-29 06:18:57,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931100127] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:18:57,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:18:57,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 06:18:57,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193208204] [2023-11-29 06:18:57,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:18:57,237 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:18:57,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:18:57,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:18:57,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:18:57,238 INFO L87 Difference]: Start difference. First operand 256 states and 374 transitions. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:18:57,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:18:57,378 INFO L93 Difference]: Finished difference Result 258 states and 375 transitions. [2023-11-29 06:18:57,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:18:57,379 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2023-11-29 06:18:57,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:18:57,381 INFO L225 Difference]: With dead ends: 258 [2023-11-29 06:18:57,382 INFO L226 Difference]: Without dead ends: 255 [2023-11-29 06:18:57,382 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:18:57,383 INFO L413 NwaCegarLoop]: 159 mSDtfsCounter, 183 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 159 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 06:18:57,384 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 159 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 06:18:57,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2023-11-29 06:18:57,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 255. [2023-11-29 06:18:57,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 184 states have (on average 1.5) internal successors, (276), 187 states have internal predecessors, (276), 50 states have call successors, (50), 21 states have call predecessors, (50), 20 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2023-11-29 06:18:57,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 372 transitions. [2023-11-29 06:18:57,412 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 372 transitions. Word has length 15 [2023-11-29 06:18:57,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:18:57,412 INFO L495 AbstractCegarLoop]: Abstraction has 255 states and 372 transitions. [2023-11-29 06:18:57,413 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:18:57,413 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 372 transitions. [2023-11-29 06:18:57,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-29 06:18:57,414 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:18:57,415 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:18:57,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-29 06:18:57,415 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:18:57,416 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:18:57,416 INFO L85 PathProgramCache]: Analyzing trace with hash -1893150493, now seen corresponding path program 1 times [2023-11-29 06:18:57,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:18:57,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339564670] [2023-11-29 06:18:57,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:18:57,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:18:57,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:18:57,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 06:18:57,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:18:57,510 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339564670] [2023-11-29 06:18:57,510 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1339564670] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:18:57,510 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:18:57,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 06:18:57,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197405230] [2023-11-29 06:18:57,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:18:57,511 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:18:57,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:18:57,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:18:57,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:18:57,512 INFO L87 Difference]: Start difference. First operand 255 states and 372 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:18:57,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:18:57,660 INFO L93 Difference]: Finished difference Result 263 states and 376 transitions. [2023-11-29 06:18:57,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:18:57,661 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2023-11-29 06:18:57,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:18:57,664 INFO L225 Difference]: With dead ends: 263 [2023-11-29 06:18:57,664 INFO L226 Difference]: Without dead ends: 259 [2023-11-29 06:18:57,665 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:18:57,666 INFO L413 NwaCegarLoop]: 154 mSDtfsCounter, 149 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 177 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 06:18:57,666 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 177 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 06:18:57,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2023-11-29 06:18:57,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 257. [2023-11-29 06:18:57,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 186 states have (on average 1.478494623655914) internal successors, (275), 187 states have internal predecessors, (275), 48 states have call successors, (48), 23 states have call predecessors, (48), 22 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2023-11-29 06:18:57,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 369 transitions. [2023-11-29 06:18:57,697 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 369 transitions. Word has length 16 [2023-11-29 06:18:57,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:18:57,697 INFO L495 AbstractCegarLoop]: Abstraction has 257 states and 369 transitions. [2023-11-29 06:18:57,697 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:18:57,698 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 369 transitions. [2023-11-29 06:18:57,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-29 06:18:57,699 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:18:57,699 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:18:57,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-29 06:18:57,699 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:18:57,700 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:18:57,700 INFO L85 PathProgramCache]: Analyzing trace with hash 1441767478, now seen corresponding path program 1 times [2023-11-29 06:18:57,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:18:57,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022797650] [2023-11-29 06:18:57,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:18:57,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:18:57,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:18:57,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 06:18:57,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:18:57,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022797650] [2023-11-29 06:18:57,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022797650] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:18:57,784 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:18:57,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 06:18:57,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111468473] [2023-11-29 06:18:57,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:18:57,785 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:18:57,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:18:57,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:18:57,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:18:57,786 INFO L87 Difference]: Start difference. First operand 257 states and 369 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:18:57,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:18:57,925 INFO L93 Difference]: Finished difference Result 259 states and 370 transitions. [2023-11-29 06:18:57,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:18:57,926 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2023-11-29 06:18:57,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:18:57,928 INFO L225 Difference]: With dead ends: 259 [2023-11-29 06:18:57,928 INFO L226 Difference]: Without dead ends: 251 [2023-11-29 06:18:57,929 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:18:57,930 INFO L413 NwaCegarLoop]: 154 mSDtfsCounter, 175 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 06:18:57,930 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 154 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 06:18:57,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2023-11-29 06:18:57,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 251. [2023-11-29 06:18:57,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 251 states, 181 states have (on average 1.4806629834254144) internal successors, (268), 181 states have internal predecessors, (268), 47 states have call successors, (47), 23 states have call predecessors, (47), 22 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2023-11-29 06:18:57,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 361 transitions. [2023-11-29 06:18:57,960 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 361 transitions. Word has length 17 [2023-11-29 06:18:57,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:18:57,960 INFO L495 AbstractCegarLoop]: Abstraction has 251 states and 361 transitions. [2023-11-29 06:18:57,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:18:57,961 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 361 transitions. [2023-11-29 06:18:57,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-29 06:18:57,963 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:18:57,963 INFO L195 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] [2023-11-29 06:18:57,963 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-29 06:18:57,963 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:18:57,964 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:18:57,964 INFO L85 PathProgramCache]: Analyzing trace with hash 135709226, now seen corresponding path program 1 times [2023-11-29 06:18:57,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:18:57,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938400886] [2023-11-29 06:18:57,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:18:57,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:18:58,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:18:58,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-29 06:18:58,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:18:58,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 06:18:58,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:18:58,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 06:18:58,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:18:58,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-29 06:18:58,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:18:58,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 06:18:58,126 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:18:58,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [938400886] [2023-11-29 06:18:58,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [938400886] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:18:58,126 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:18:58,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 06:18:58,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162372122] [2023-11-29 06:18:58,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:18:58,127 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 06:18:58,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:18:58,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 06:18:58,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 06:18:58,129 INFO L87 Difference]: Start difference. First operand 251 states and 361 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 06:18:58,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:18:58,739 INFO L93 Difference]: Finished difference Result 653 states and 956 transitions. [2023-11-29 06:18:58,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 06:18:58,739 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 36 [2023-11-29 06:18:58,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:18:58,744 INFO L225 Difference]: With dead ends: 653 [2023-11-29 06:18:58,744 INFO L226 Difference]: Without dead ends: 403 [2023-11-29 06:18:58,746 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 06:18:58,747 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 153 mSDsluCounter, 276 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 408 SdHoareTripleChecker+Invalid, 315 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-29 06:18:58,748 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 408 Invalid, 315 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 244 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-29 06:18:58,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states. [2023-11-29 06:18:58,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 391. [2023-11-29 06:18:58,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 391 states, 293 states have (on average 1.5051194539249146) internal successors, (441), 293 states have internal predecessors, (441), 65 states have call successors, (65), 33 states have call predecessors, (65), 32 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-29 06:18:58,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 391 states and 570 transitions. [2023-11-29 06:18:58,785 INFO L78 Accepts]: Start accepts. Automaton has 391 states and 570 transitions. Word has length 36 [2023-11-29 06:18:58,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:18:58,785 INFO L495 AbstractCegarLoop]: Abstraction has 391 states and 570 transitions. [2023-11-29 06:18:58,785 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 06:18:58,785 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 570 transitions. [2023-11-29 06:18:58,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-29 06:18:58,787 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:18:58,788 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:18:58,788 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-29 06:18:58,788 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:18:58,788 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:18:58,788 INFO L85 PathProgramCache]: Analyzing trace with hash 1861036521, now seen corresponding path program 1 times [2023-11-29 06:18:58,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:18:58,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419813622] [2023-11-29 06:18:58,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:18:58,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:18:58,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:18:58,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 06:18:58,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:18:58,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 06:18:58,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:18:58,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-29 06:18:58,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:18:58,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-29 06:18:58,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:18:58,958 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-29 06:18:58,958 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:18:58,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419813622] [2023-11-29 06:18:58,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419813622] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:18:58,959 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:18:58,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 06:18:58,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37013609] [2023-11-29 06:18:58,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:18:58,960 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 06:18:58,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:18:58,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 06:18:58,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 06:18:58,961 INFO L87 Difference]: Start difference. First operand 391 states and 570 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (6), 5 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 06:18:59,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:18:59,392 INFO L93 Difference]: Finished difference Result 403 states and 594 transitions. [2023-11-29 06:18:59,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 06:18:59,392 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (6), 5 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 45 [2023-11-29 06:18:59,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:18:59,393 INFO L225 Difference]: With dead ends: 403 [2023-11-29 06:18:59,393 INFO L226 Difference]: Without dead ends: 0 [2023-11-29 06:18:59,394 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 06:18:59,395 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 56 mSDsluCounter, 269 mSDsCounter, 0 mSdLazyCounter, 217 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 395 SdHoareTripleChecker+Invalid, 263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 06:18:59,395 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 395 Invalid, 263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 217 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 06:18:59,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-29 06:18:59,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-29 06:18:59,396 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) [2023-11-29 06:18:59,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-29 06:18:59,396 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 45 [2023-11-29 06:18:59,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:18:59,397 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 06:18:59,397 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (6), 5 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 06:18:59,397 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-29 06:18:59,397 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-29 06:18:59,400 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 06:18:59,400 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-29 06:18:59,402 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-29 06:19:00,383 INFO L899 garLoopResultBuilder]: For program point L2945(lines 2945 2948) no Hoare annotation was computed. [2023-11-29 06:19:00,383 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_lock_mtx_of_isl_pmicEXIT(lines 2942 2952) no Hoare annotation was computed. [2023-11-29 06:19:00,384 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 2942 2952) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_retval_1~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (= ~ldv_mutex_mtx_of_isl_pmic~0 1) (not (= 1 |old(~ldv_mutex_mtx_of_isl_pmic~0)|))) [2023-11-29 06:19:00,384 INFO L899 garLoopResultBuilder]: For program point L2947-1(lines 2945 2948) no Hoare annotation was computed. [2023-11-29 06:19:00,384 INFO L895 garLoopResultBuilder]: At program point L2947(line 2947) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_retval_1~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= 1 |old(~ldv_mutex_mtx_of_isl_pmic~0)|))) [2023-11-29 06:19:00,384 INFO L899 garLoopResultBuilder]: For program point regulator_list_voltage_linearEXIT(lines 3204 3206) no Hoare annotation was computed. [2023-11-29 06:19:00,385 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3204 3206) the Hoare annotation is: true [2023-11-29 06:19:00,385 INFO L899 garLoopResultBuilder]: For program point dev_errEXIT(lines 3149 3151) no Hoare annotation was computed. [2023-11-29 06:19:00,385 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3149 3151) the Hoare annotation is: true [2023-11-29 06:19:00,385 INFO L899 garLoopResultBuilder]: For program point mutex_unlockEXIT(lines 3197 3199) no Hoare annotation was computed. [2023-11-29 06:19:00,385 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3197 3199) the Hoare annotation is: true [2023-11-29 06:19:00,385 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 2684 2689) the Hoare annotation is: true [2023-11-29 06:19:00,385 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 2687) no Hoare annotation was computed. [2023-11-29 06:19:00,385 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 2684 2689) no Hoare annotation was computed. [2023-11-29 06:19:00,386 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3214 3216) the Hoare annotation is: true [2023-11-29 06:19:00,386 INFO L899 garLoopResultBuilder]: For program point regulator_unregisterEXIT(lines 3214 3216) no Hoare annotation was computed. [2023-11-29 06:19:00,386 INFO L899 garLoopResultBuilder]: For program point L3005-1(lines 3003 3006) no Hoare annotation was computed. [2023-11-29 06:19:00,386 INFO L895 garLoopResultBuilder]: At program point L3005(line 3005) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_retval_1~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= 2 |old(~ldv_mutex_mtx_of_isl_pmic~0)|))) [2023-11-29 06:19:00,386 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_unlock_mtx_of_isl_pmicEXIT(lines 3000 3010) no Hoare annotation was computed. [2023-11-29 06:19:00,386 INFO L899 garLoopResultBuilder]: For program point L3003(lines 3003 3006) no Hoare annotation was computed. [2023-11-29 06:19:00,386 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 3000 3010) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_retval_1~0 0)) (= ~ldv_mutex_mtx_of_isl_pmic~0 2) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= 2 |old(~ldv_mutex_mtx_of_isl_pmic~0)|))) [2023-11-29 06:19:00,387 INFO L902 garLoopResultBuilder]: At program point L3162(line 3162) the Hoare annotation is: true [2023-11-29 06:19:00,387 INFO L899 garLoopResultBuilder]: For program point L3160(line 3160) no Hoare annotation was computed. [2023-11-29 06:19:00,387 INFO L899 garLoopResultBuilder]: For program point L3162-1(line 3162) no Hoare annotation was computed. [2023-11-29 06:19:00,387 INFO L899 garLoopResultBuilder]: For program point L3156(line 3156) no Hoare annotation was computed. [2023-11-29 06:19:00,387 INFO L899 garLoopResultBuilder]: For program point L3155(lines 3155 3157) no Hoare annotation was computed. [2023-11-29 06:19:00,387 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 3158 3164) no Hoare annotation was computed. [2023-11-29 06:19:00,387 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 3158 3164) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_retval_1~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-29 06:19:00,387 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 3158 3164) no Hoare annotation was computed. [2023-11-29 06:19:00,388 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3190 3192) the Hoare annotation is: true [2023-11-29 06:19:00,388 INFO L899 garLoopResultBuilder]: For program point mutex_lockEXIT(lines 3190 3192) no Hoare annotation was computed. [2023-11-29 06:19:00,388 INFO L895 garLoopResultBuilder]: At program point L2678(line 2678) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_mtx_of_isl_pmic~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-29 06:19:00,388 INFO L895 garLoopResultBuilder]: At program point L2678-1(line 2678) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-29 06:19:00,388 INFO L899 garLoopResultBuilder]: For program point L2249(line 2249) no Hoare annotation was computed. [2023-11-29 06:19:00,388 INFO L895 garLoopResultBuilder]: At program point L2662(line 2662) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_mtx_of_isl_pmic~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-29 06:19:00,388 INFO L899 garLoopResultBuilder]: For program point L2249-2(line 2249) no Hoare annotation was computed. [2023-11-29 06:19:00,389 INFO L899 garLoopResultBuilder]: For program point L2249-4(line 2249) no Hoare annotation was computed. [2023-11-29 06:19:00,389 INFO L895 garLoopResultBuilder]: At program point L2662-1(line 2662) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-29 06:19:00,389 INFO L895 garLoopResultBuilder]: At program point L2530(line 2530) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-29 06:19:00,389 INFO L899 garLoopResultBuilder]: For program point L2563-1(line 2563) no Hoare annotation was computed. [2023-11-29 06:19:00,389 INFO L899 garLoopResultBuilder]: For program point L2563(line 2563) no Hoare annotation was computed. [2023-11-29 06:19:00,389 INFO L899 garLoopResultBuilder]: For program point L2563-3(line 2563) no Hoare annotation was computed. [2023-11-29 06:19:00,389 INFO L899 garLoopResultBuilder]: For program point L2530-1(line 2530) no Hoare annotation was computed. [2023-11-29 06:19:00,389 INFO L899 garLoopResultBuilder]: For program point L2563-2(line 2563) no Hoare annotation was computed. [2023-11-29 06:19:00,390 INFO L899 garLoopResultBuilder]: For program point L2563-6(line 2563) no Hoare annotation was computed. [2023-11-29 06:19:00,390 INFO L899 garLoopResultBuilder]: For program point L2679(lines 2675 2682) no Hoare annotation was computed. [2023-11-29 06:19:00,390 INFO L899 garLoopResultBuilder]: For program point L2663(lines 2659 2666) no Hoare annotation was computed. [2023-11-29 06:19:00,390 INFO L895 garLoopResultBuilder]: At program point L2366(line 2366) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-29 06:19:00,390 INFO L899 garLoopResultBuilder]: For program point L2366-1(line 2366) no Hoare annotation was computed. [2023-11-29 06:19:00,390 INFO L899 garLoopResultBuilder]: For program point L3126(lines 3126 3129) no Hoare annotation was computed. [2023-11-29 06:19:00,390 INFO L899 garLoopResultBuilder]: For program point L2581(line 2581) no Hoare annotation was computed. [2023-11-29 06:19:00,390 INFO L899 garLoopResultBuilder]: For program point L2367(lines 2310 2376) no Hoare annotation was computed. [2023-11-29 06:19:00,391 INFO L895 garLoopResultBuilder]: At program point L3128(line 3128) the Hoare annotation is: false [2023-11-29 06:19:00,391 INFO L899 garLoopResultBuilder]: For program point L3128-1(lines 3125 3143) no Hoare annotation was computed. [2023-11-29 06:19:00,391 INFO L899 garLoopResultBuilder]: For program point L2369(lines 2369 2373) no Hoare annotation was computed. [2023-11-29 06:19:00,391 INFO L895 garLoopResultBuilder]: At program point L3212(line 3212) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-29 06:19:00,391 INFO L899 garLoopResultBuilder]: For program point L3212-1(line 3212) no Hoare annotation was computed. [2023-11-29 06:19:00,391 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-29 06:19:00,391 INFO L899 garLoopResultBuilder]: For program point L2337(lines 2337 2341) no Hoare annotation was computed. [2023-11-29 06:19:00,391 INFO L899 garLoopResultBuilder]: For program point L2337-2(lines 2337 2341) no Hoare annotation was computed. [2023-11-29 06:19:00,392 INFO L899 garLoopResultBuilder]: For program point L2321(lines 2321 2324) no Hoare annotation was computed. [2023-11-29 06:19:00,392 INFO L899 garLoopResultBuilder]: For program point L2569-1(line 2569) no Hoare annotation was computed. [2023-11-29 06:19:00,392 INFO L895 garLoopResultBuilder]: At program point L2569(line 2569) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-29 06:19:00,392 INFO L899 garLoopResultBuilder]: For program point L2454(lines 2447 2589) no Hoare annotation was computed. [2023-11-29 06:19:00,392 INFO L899 garLoopResultBuilder]: For program point L2487-1(line 2487) no Hoare annotation was computed. [2023-11-29 06:19:00,392 INFO L899 garLoopResultBuilder]: For program point L2487(line 2487) no Hoare annotation was computed. [2023-11-29 06:19:00,392 INFO L895 garLoopResultBuilder]: At program point L2388(line 2388) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-29 06:19:00,393 INFO L899 garLoopResultBuilder]: For program point L2487-3(line 2487) no Hoare annotation was computed. [2023-11-29 06:19:00,393 INFO L899 garLoopResultBuilder]: For program point L2487-2(line 2487) no Hoare annotation was computed. [2023-11-29 06:19:00,393 INFO L899 garLoopResultBuilder]: For program point L2487-5(line 2487) no Hoare annotation was computed. [2023-11-29 06:19:00,393 INFO L899 garLoopResultBuilder]: For program point L2388-1(line 2388) no Hoare annotation was computed. [2023-11-29 06:19:00,393 INFO L899 garLoopResultBuilder]: For program point L2487-4(line 2487) no Hoare annotation was computed. [2023-11-29 06:19:00,393 INFO L899 garLoopResultBuilder]: For program point L2487-6(line 2487) no Hoare annotation was computed. [2023-11-29 06:19:00,393 INFO L899 garLoopResultBuilder]: For program point L2487-8(line 2487) no Hoare annotation was computed. [2023-11-29 06:19:00,393 INFO L899 garLoopResultBuilder]: For program point L2487-11(line 2487) no Hoare annotation was computed. [2023-11-29 06:19:00,393 INFO L895 garLoopResultBuilder]: At program point L3132(line 3132) the Hoare annotation is: false [2023-11-29 06:19:00,393 INFO L899 garLoopResultBuilder]: For program point L3132-1(lines 3125 3143) no Hoare annotation was computed. [2023-11-29 06:19:00,394 INFO L899 garLoopResultBuilder]: For program point L2257-1(line 2257) no Hoare annotation was computed. [2023-11-29 06:19:00,394 INFO L895 garLoopResultBuilder]: At program point L2257(line 2257) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-29 06:19:00,394 INFO L895 garLoopResultBuilder]: At program point L2670(line 2670) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-29 06:19:00,394 INFO L899 garLoopResultBuilder]: For program point $Ultimate##37(lines 2391 2395) no Hoare annotation was computed. [2023-11-29 06:19:00,394 INFO L895 garLoopResultBuilder]: At program point L2670-1(line 2670) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_mtx_of_isl_pmic~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-29 06:19:00,394 INFO L895 garLoopResultBuilder]: At program point L2274(line 2274) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-29 06:19:00,395 INFO L899 garLoopResultBuilder]: For program point L2274-1(line 2274) no Hoare annotation was computed. [2023-11-29 06:19:00,395 INFO L895 garLoopResultBuilder]: At program point L3166(line 3166) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-29 06:19:00,395 INFO L895 garLoopResultBuilder]: At program point L2654(line 2654) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-29 06:19:00,395 INFO L899 garLoopResultBuilder]: For program point L3166-1(line 3166) no Hoare annotation was computed. [2023-11-29 06:19:00,395 INFO L895 garLoopResultBuilder]: At program point L2654-1(line 2654) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_mtx_of_isl_pmic~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-29 06:19:00,395 INFO L899 garLoopResultBuilder]: For program point isl6271a_probe_returnLabel#1(lines 2299 2377) no Hoare annotation was computed. [2023-11-29 06:19:00,395 INFO L899 garLoopResultBuilder]: For program point L2671(lines 2667 2674) no Hoare annotation was computed. [2023-11-29 06:19:00,395 INFO L899 garLoopResultBuilder]: For program point $Ultimate##25(lines 2355 2359) no Hoare annotation was computed. [2023-11-29 06:19:00,395 INFO L899 garLoopResultBuilder]: For program point L2655(lines 2651 2658) no Hoare annotation was computed. [2023-11-29 06:19:00,396 INFO L899 garLoopResultBuilder]: For program point L2457-1(line 2457) no Hoare annotation was computed. [2023-11-29 06:19:00,396 INFO L899 garLoopResultBuilder]: For program point L2457(line 2457) no Hoare annotation was computed. [2023-11-29 06:19:00,396 INFO L899 garLoopResultBuilder]: For program point L2457-3(line 2457) no Hoare annotation was computed. [2023-11-29 06:19:00,396 INFO L899 garLoopResultBuilder]: For program point L2457-2(line 2457) no Hoare annotation was computed. [2023-11-29 06:19:00,396 INFO L899 garLoopResultBuilder]: For program point L2457-4(line 2457) no Hoare annotation was computed. [2023-11-29 06:19:00,396 INFO L899 garLoopResultBuilder]: For program point L2457-9(line 2457) no Hoare annotation was computed. [2023-11-29 06:19:00,396 INFO L899 garLoopResultBuilder]: For program point L2457-8(line 2457) no Hoare annotation was computed. [2023-11-29 06:19:00,396 INFO L899 garLoopResultBuilder]: For program point L2457-12(line 2457) no Hoare annotation was computed. [2023-11-29 06:19:00,397 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-29 06:19:00,397 INFO L899 garLoopResultBuilder]: For program point L2524(line 2524) no Hoare annotation was computed. [2023-11-29 06:19:00,397 INFO L899 garLoopResultBuilder]: For program point main_ldv_final#1(lines 2447 2589) no Hoare annotation was computed. [2023-11-29 06:19:00,397 INFO L899 garLoopResultBuilder]: For program point L2524-2(line 2524) no Hoare annotation was computed. [2023-11-29 06:19:00,397 INFO L899 garLoopResultBuilder]: For program point L2524-1(line 2524) no Hoare annotation was computed. [2023-11-29 06:19:00,397 INFO L899 garLoopResultBuilder]: For program point L2524-3(line 2524) no Hoare annotation was computed. [2023-11-29 06:19:00,397 INFO L899 garLoopResultBuilder]: For program point L2524-6(line 2524) no Hoare annotation was computed. [2023-11-29 06:19:00,398 INFO L899 garLoopResultBuilder]: For program point L2524-7(line 2524) no Hoare annotation was computed. [2023-11-29 06:19:00,398 INFO L899 garLoopResultBuilder]: For program point L2524-10(line 2524) no Hoare annotation was computed. [2023-11-29 06:19:00,398 INFO L899 garLoopResultBuilder]: For program point L2524-11(line 2524) no Hoare annotation was computed. [2023-11-29 06:19:00,398 INFO L899 garLoopResultBuilder]: For program point L2524-14(line 2524) no Hoare annotation was computed. [2023-11-29 06:19:00,398 INFO L899 garLoopResultBuilder]: For program point L2524-15(line 2524) no Hoare annotation was computed. [2023-11-29 06:19:00,398 INFO L899 garLoopResultBuilder]: For program point L2524-18(line 2524) no Hoare annotation was computed. [2023-11-29 06:19:00,398 INFO L895 garLoopResultBuilder]: At program point L3136(line 3136) the Hoare annotation is: false [2023-11-29 06:19:00,398 INFO L899 garLoopResultBuilder]: For program point L3136-1(lines 3125 3143) no Hoare annotation was computed. [2023-11-29 06:19:00,399 INFO L899 garLoopResultBuilder]: For program point L2327(lines 2327 2330) no Hoare annotation was computed. [2023-11-29 06:19:00,399 INFO L899 garLoopResultBuilder]: For program point L2261(lines 2261 2264) no Hoare annotation was computed. [2023-11-29 06:19:00,399 INFO L899 garLoopResultBuilder]: For program point L2261-2(lines 2261 2264) no Hoare annotation was computed. [2023-11-29 06:19:00,399 INFO L899 garLoopResultBuilder]: For program point L2278(lines 2278 2281) no Hoare annotation was computed. [2023-11-29 06:19:00,399 INFO L899 garLoopResultBuilder]: For program point L2278-2(lines 2278 2281) no Hoare annotation was computed. [2023-11-29 06:19:00,399 INFO L895 garLoopResultBuilder]: At program point L2262(line 2262) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_mtx_of_isl_pmic~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-29 06:19:00,399 INFO L899 garLoopResultBuilder]: For program point L2262-1(line 2262) no Hoare annotation was computed. [2023-11-29 06:19:00,399 INFO L899 garLoopResultBuilder]: For program point L2345-1(line 2345) no Hoare annotation was computed. [2023-11-29 06:19:00,400 INFO L895 garLoopResultBuilder]: At program point L2345(line 2345) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-29 06:19:00,400 INFO L899 garLoopResultBuilder]: For program point L2279-1(line 2279) no Hoare annotation was computed. [2023-11-29 06:19:00,400 INFO L895 garLoopResultBuilder]: At program point L2279(line 2279) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_mtx_of_isl_pmic~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-29 06:19:00,400 INFO L899 garLoopResultBuilder]: For program point L2346(lines 2346 2352) no Hoare annotation was computed. [2023-11-29 06:19:00,400 INFO L899 garLoopResultBuilder]: For program point L2347-1(line 2347) no Hoare annotation was computed. [2023-11-29 06:19:00,400 INFO L895 garLoopResultBuilder]: At program point L2347(line 2347) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-29 06:19:00,400 INFO L899 garLoopResultBuilder]: For program point L3173-1(line 3173) no Hoare annotation was computed. [2023-11-29 06:19:00,401 INFO L895 garLoopResultBuilder]: At program point L3140(line 3140) the Hoare annotation is: false [2023-11-29 06:19:00,401 INFO L895 garLoopResultBuilder]: At program point L3173(line 3173) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-29 06:19:00,401 INFO L899 garLoopResultBuilder]: For program point L3140-1(lines 3123 3144) no Hoare annotation was computed. [2023-11-29 06:19:00,401 INFO L899 garLoopResultBuilder]: For program point L3201-1(line 3201) no Hoare annotation was computed. [2023-11-29 06:19:00,401 INFO L899 garLoopResultBuilder]: For program point rdev_get_drvdataEXIT(lines 3200 3202) no Hoare annotation was computed. [2023-11-29 06:19:00,401 INFO L895 garLoopResultBuilder]: At program point L3201(line 3201) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_retval_1~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-29 06:19:00,402 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 3200 3202) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_retval_1~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-29 06:19:00,402 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2172 2178) the Hoare annotation is: true [2023-11-29 06:19:00,402 INFO L899 garLoopResultBuilder]: For program point IS_ERREXIT(lines 2172 2178) no Hoare annotation was computed. [2023-11-29 06:19:00,405 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:19:00,407 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 06:19:00,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 06:19:00 BoogieIcfgContainer [2023-11-29 06:19:00,416 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 06:19:00,417 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 06:19:00,417 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 06:19:00,417 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 06:19:00,417 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:18:55" (3/4) ... [2023-11-29 06:19:00,419 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-29 06:19:00,424 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2023-11-29 06:19:00,424 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_mtx_of_isl_pmic [2023-11-29 06:19:00,424 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2023-11-29 06:19:00,424 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2023-11-29 06:19:00,424 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure regulator_unregister [2023-11-29 06:19:00,424 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2023-11-29 06:19:00,424 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_mtx_of_isl_pmic [2023-11-29 06:19:00,425 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure rdev_get_drvdata [2023-11-29 06:19:00,425 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure regulator_list_voltage_linear [2023-11-29 06:19:00,425 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_err [2023-11-29 06:19:00,425 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2023-11-29 06:19:00,443 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 94 nodes and edges [2023-11-29 06:19:00,446 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2023-11-29 06:19:00,448 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-29 06:19:00,450 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-29 06:19:00,452 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-29 06:19:00,664 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07d67a5e-4712-465e-9bc8-6ea5582e35f0/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-29 06:19:00,664 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07d67a5e-4712-465e-9bc8-6ea5582e35f0/bin/uautomizer-verify-BQ2R08f2Ya/witness.yml [2023-11-29 06:19:00,664 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 06:19:00,665 INFO L158 Benchmark]: Toolchain (without parser) took 7939.15ms. Allocated memory was 167.8MB in the beginning and 276.8MB in the end (delta: 109.1MB). Free memory was 117.4MB in the beginning and 102.8MB in the end (delta: 14.5MB). Peak memory consumption was 125.3MB. Max. memory is 16.1GB. [2023-11-29 06:19:00,666 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 167.8MB. Free memory was 133.6MB in the beginning and 133.6MB in the end (delta: 16.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 06:19:00,666 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1311.34ms. Allocated memory was 167.8MB in the beginning and 216.0MB in the end (delta: 48.2MB). Free memory was 117.4MB in the beginning and 160.7MB in the end (delta: -43.3MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. [2023-11-29 06:19:00,667 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.94ms. Allocated memory is still 216.0MB. Free memory was 160.7MB in the beginning and 154.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 06:19:00,667 INFO L158 Benchmark]: Boogie Preprocessor took 159.70ms. Allocated memory is still 216.0MB. Free memory was 154.4MB in the beginning and 142.9MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-29 06:19:00,667 INFO L158 Benchmark]: RCFGBuilder took 1179.56ms. Allocated memory is still 216.0MB. Free memory was 142.9MB in the beginning and 134.8MB in the end (delta: 8.1MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-11-29 06:19:00,668 INFO L158 Benchmark]: TraceAbstraction took 4927.63ms. Allocated memory was 216.0MB in the beginning and 276.8MB in the end (delta: 60.8MB). Free memory was 134.8MB in the beginning and 119.6MB in the end (delta: 15.2MB). Peak memory consumption was 76.0MB. Max. memory is 16.1GB. [2023-11-29 06:19:00,668 INFO L158 Benchmark]: Witness Printer took 247.87ms. Allocated memory is still 276.8MB. Free memory was 119.6MB in the beginning and 102.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-29 06:19:00,671 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 167.8MB. Free memory was 133.6MB in the beginning and 133.6MB in the end (delta: 16.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1311.34ms. Allocated memory was 167.8MB in the beginning and 216.0MB in the end (delta: 48.2MB). Free memory was 117.4MB in the beginning and 160.7MB in the end (delta: -43.3MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.94ms. Allocated memory is still 216.0MB. Free memory was 160.7MB in the beginning and 154.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 159.70ms. Allocated memory is still 216.0MB. Free memory was 154.4MB in the beginning and 142.9MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1179.56ms. Allocated memory is still 216.0MB. Free memory was 142.9MB in the beginning and 134.8MB in the end (delta: 8.1MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * TraceAbstraction took 4927.63ms. Allocated memory was 216.0MB in the beginning and 276.8MB in the end (delta: 60.8MB). Free memory was 134.8MB in the beginning and 119.6MB in the end (delta: 15.2MB). Peak memory consumption was 76.0MB. Max. memory is 16.1GB. * Witness Printer took 247.87ms. Allocated memory is still 276.8MB. Free memory was 119.6MB in the beginning and 102.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * 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: 2687]: 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 12 procedures, 139 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.9s, OverallIterations: 8, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1288 SdHoareTripleChecker+Valid, 1.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1272 mSDsluCounter, 1967 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 739 mSDsCounter, 124 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 731 IncrementalHoareTripleChecker+Invalid, 855 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 124 mSolverCounterUnsat, 1228 mSDtfsCounter, 731 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=391occurred in iteration=7, InterpolantAutomatonStates: 34, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 8 MinimizatonAttempts, 29 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 40 LocationsWithAnnotation, 231 PreInvPairs, 289 NumberOfFragments, 522 HoareAnnotationTreeSize, 231 FomulaSimplifications, 36 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 40 FomulaSimplificationsInter, 2356 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 168 NumberOfCodeBlocks, 168 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 160 ConstructedInterpolants, 0 QuantifiedInterpolants, 328 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 3/3 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 2172]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-29 06:19:00,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07d67a5e-4712-465e-9bc8-6ea5582e35f0/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE