./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4083bfcd7db6f77d1df429f19c85907b2c08abb35764175570b1e2ec14e31561 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:06:16,250 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:06:16,352 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-28 03:06:16,366 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:06:16,368 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:06:16,400 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:06:16,402 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:06:16,402 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:06:16,403 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:06:16,403 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:06:16,403 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:06:16,403 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:06:16,404 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:06:16,404 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:06:16,404 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:06:16,404 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:06:16,404 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:06:16,404 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:06:16,405 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:06:16,405 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:06:16,405 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:06:16,405 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:06:16,405 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-28 03:06:16,405 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 03:06:16,405 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:06:16,407 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:06:16,407 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:06:16,407 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:06:16,407 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:06:16,407 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:06:16,408 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:06:16,408 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:06:16,408 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:06:16,408 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:06:16,408 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:06:16,408 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:06:16,408 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:06:16,408 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:06:16,408 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:06:16,409 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:06:16,409 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:06:16,409 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 03:06:16,409 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 03:06:16,409 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:06:16,409 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:06:16,409 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:06:16,409 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:06:16,410 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB 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 ! overflow) ) 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 -> 4083bfcd7db6f77d1df429f19c85907b2c08abb35764175570b1e2ec14e31561 [2024-11-28 03:06:16,742 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:06:16,750 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:06:16,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:06:16,753 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:06:16,754 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:06:16,755 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2024-11-28 03:06:19,630 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/data/beae1a69b/0aec1a459aa94e61859f7198e413feaa/FLAG10fc16594 [2024-11-28 03:06:20,071 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:06:20,074 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2024-11-28 03:06:20,097 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/data/beae1a69b/0aec1a459aa94e61859f7198e413feaa/FLAG10fc16594 [2024-11-28 03:06:20,187 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/data/beae1a69b/0aec1a459aa94e61859f7198e413feaa [2024-11-28 03:06:20,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:06:20,191 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:06:20,193 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:06:20,194 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:06:20,200 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:06:20,201 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:06:20" (1/1) ... [2024-11-28 03:06:20,202 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c7362b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:20, skipping insertion in model container [2024-11-28 03:06:20,202 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:06:20" (1/1) ... [2024-11-28 03:06:20,264 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:06:20,667 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:06:20,682 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:06:20,831 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:06:20,867 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:06:20,868 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:20 WrapperNode [2024-11-28 03:06:20,868 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:06:20,869 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:06:20,869 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:06:20,869 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:06:20,878 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:20" (1/1) ... [2024-11-28 03:06:20,908 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:20" (1/1) ... [2024-11-28 03:06:20,961 INFO L138 Inliner]: procedures = 76, calls = 162, calls flagged for inlining = 36, calls inlined = 31, statements flattened = 534 [2024-11-28 03:06:20,962 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:06:20,963 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:06:20,963 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:06:20,963 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:06:20,974 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:20" (1/1) ... [2024-11-28 03:06:20,974 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:20" (1/1) ... [2024-11-28 03:06:20,985 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:20" (1/1) ... [2024-11-28 03:06:21,040 INFO L175 MemorySlicer]: Split 54 memory accesses to 7 slices as follows [2, 4, 3, 20, 2, 22, 1]. 41 percent of accesses are in the largest equivalence class. The 6 initializations are split as follows [2, 4, 0, 0, 0, 0, 0]. The 34 writes are split as follows [0, 0, 0, 12, 0, 22, 0]. [2024-11-28 03:06:21,040 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:20" (1/1) ... [2024-11-28 03:06:21,040 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:20" (1/1) ... [2024-11-28 03:06:21,077 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:20" (1/1) ... [2024-11-28 03:06:21,078 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:20" (1/1) ... [2024-11-28 03:06:21,087 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:20" (1/1) ... [2024-11-28 03:06:21,095 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:20" (1/1) ... [2024-11-28 03:06:21,098 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:20" (1/1) ... [2024-11-28 03:06:21,115 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:06:21,116 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:06:21,116 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:06:21,116 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:06:21,121 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:20" (1/1) ... [2024-11-28 03:06:21,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:06:21,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:06:21,157 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:06:21,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:06:21,186 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2024-11-28 03:06:21,186 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2024-11-28 03:06:21,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:06:21,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 03:06:21,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 03:06:21,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 03:06:21,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 03:06:21,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 03:06:21,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 03:06:21,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 03:06:21,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 03:06:21,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 03:06:21,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 03:06:21,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 03:06:21,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 03:06:21,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 03:06:21,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 03:06:21,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 03:06:21,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 03:06:21,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 03:06:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 03:06:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 03:06:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 03:06:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 03:06:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 03:06:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 03:06:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 03:06:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 03:06:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 03:06:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 03:06:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 03:06:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 03:06:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 03:06:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 03:06:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 03:06:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 03:06:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 03:06:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 03:06:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-28 03:06:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-11-28 03:06:21,191 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-11-28 03:06:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-28 03:06:21,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-28 03:06:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-28 03:06:21,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-28 03:06:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2024-11-28 03:06:21,191 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2024-11-28 03:06:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 03:06:21,192 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2024-11-28 03:06:21,192 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2024-11-28 03:06:21,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2024-11-28 03:06:21,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2024-11-28 03:06:21,192 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2024-11-28 03:06:21,192 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2024-11-28 03:06:21,192 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-28 03:06:21,192 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-28 03:06:21,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 03:06:21,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 03:06:21,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 03:06:21,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 03:06:21,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 03:06:21,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 03:06:21,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 03:06:21,195 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2024-11-28 03:06:21,195 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2024-11-28 03:06:21,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 03:06:21,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 03:06:21,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 03:06:21,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 03:06:21,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 03:06:21,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 03:06:21,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 03:06:21,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2024-11-28 03:06:21,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2024-11-28 03:06:21,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 03:06:21,197 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2024-11-28 03:06:21,197 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2024-11-28 03:06:21,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:06:21,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:06:21,198 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-28 03:06:21,198 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-28 03:06:21,517 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:06:21,520 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:06:26,241 INFO L? ?]: Removed 251 outVars from TransFormulas that were not future-live. [2024-11-28 03:06:26,241 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:06:26,263 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:06:26,266 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 03:06:26,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:06:26 BoogieIcfgContainer [2024-11-28 03:06:26,267 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:06:26,269 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:06:26,269 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:06:26,274 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:06:26,274 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:06:20" (1/3) ... [2024-11-28 03:06:26,275 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f9fd5ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:06:26, skipping insertion in model container [2024-11-28 03:06:26,275 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:20" (2/3) ... [2024-11-28 03:06:26,277 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f9fd5ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:06:26, skipping insertion in model container [2024-11-28 03:06:26,277 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:06:26" (3/3) ... [2024-11-28 03:06:26,280 INFO L128 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2024-11-28 03:06:26,296 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:06:26,297 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i that has 14 procedures, 204 locations, 1 initial locations, 2 loop locations, and 12 error locations. [2024-11-28 03:06:26,365 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:06:26,379 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7c6b9afb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:06:26,379 INFO L334 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2024-11-28 03:06:26,384 INFO L276 IsEmpty]: Start isEmpty. Operand has 204 states, 143 states have (on average 1.3076923076923077) internal successors, (187), 158 states have internal predecessors, (187), 35 states have call successors, (35), 13 states have call predecessors, (35), 13 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-28 03:06:26,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-28 03:06:26,397 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:26,398 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:26,398 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_device_create_file_dev_attr_of_sensor_device_attributeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2024-11-28 03:06:26,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:26,405 INFO L85 PathProgramCache]: Analyzing trace with hash 331229121, now seen corresponding path program 1 times [2024-11-28 03:06:26,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:26,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923662505] [2024-11-28 03:06:26,413 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:26,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:06:26,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:27,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:06:27,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:06:27,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923662505] [2024-11-28 03:06:27,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1923662505] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:06:27,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:06:27,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 03:06:27,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270453782] [2024-11-28 03:06:27,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:06:27,095 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:06:27,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:06:27,118 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:06:27,119 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:06:27,122 INFO L87 Difference]: Start difference. First operand has 204 states, 143 states have (on average 1.3076923076923077) internal successors, (187), 158 states have internal predecessors, (187), 35 states have call successors, (35), 13 states have call predecessors, (35), 13 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-28 03:06:27,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:27,232 INFO L93 Difference]: Finished difference Result 412 states and 532 transitions. [2024-11-28 03:06:27,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:06:27,235 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 26 [2024-11-28 03:06:27,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:27,243 INFO L225 Difference]: With dead ends: 412 [2024-11-28 03:06:27,244 INFO L226 Difference]: Without dead ends: 198 [2024-11-28 03:06:27,248 INFO L434 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 [2024-11-28 03:06:27,251 INFO L435 NwaCegarLoop]: 244 mSDtfsCounter, 99 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 363 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:27,252 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 363 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:06:27,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2024-11-28 03:06:27,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 198. [2024-11-28 03:06:27,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 198 states, 141 states have (on average 1.2695035460992907) internal successors, (179), 153 states have internal predecessors, (179), 34 states have call successors, (34), 13 states have call predecessors, (34), 13 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-28 03:06:27,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 247 transitions. [2024-11-28 03:06:27,319 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 247 transitions. Word has length 26 [2024-11-28 03:06:27,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:27,321 INFO L471 AbstractCegarLoop]: Abstraction has 198 states and 247 transitions. [2024-11-28 03:06:27,321 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-28 03:06:27,321 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 247 transitions. [2024-11-28 03:06:27,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-28 03:06:27,326 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:27,326 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:27,327 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 03:06:27,327 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_device_create_file_dev_attr_of_sensor_device_attributeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2024-11-28 03:06:27,329 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:27,331 INFO L85 PathProgramCache]: Analyzing trace with hash -2007628156, now seen corresponding path program 1 times [2024-11-28 03:06:27,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:27,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293267305] [2024-11-28 03:06:27,332 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:27,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:06:27,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:27,840 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-28 03:06:27,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:06:27,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293267305] [2024-11-28 03:06:27,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [293267305] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:06:27,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:06:27,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:06:27,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765770267] [2024-11-28 03:06:27,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:06:27,842 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:06:27,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:06:27,843 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:06:27,843 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:06:27,845 INFO L87 Difference]: Start difference. First operand 198 states and 247 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 03:06:27,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:27,940 INFO L93 Difference]: Finished difference Result 392 states and 489 transitions. [2024-11-28 03:06:27,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:06:27,944 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 68 [2024-11-28 03:06:27,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:27,947 INFO L225 Difference]: With dead ends: 392 [2024-11-28 03:06:27,947 INFO L226 Difference]: Without dead ends: 194 [2024-11-28 03:06:27,948 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:06:27,950 INFO L435 NwaCegarLoop]: 233 mSDtfsCounter, 0 mSDsluCounter, 459 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 692 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:27,952 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 692 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:06:27,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2024-11-28 03:06:27,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2024-11-28 03:06:27,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 139 states have (on average 1.2589928057553956) internal successors, (175), 151 states have internal predecessors, (175), 32 states have call successors, (32), 13 states have call predecessors, (32), 13 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-28 03:06:27,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 239 transitions. [2024-11-28 03:06:27,989 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 239 transitions. Word has length 68 [2024-11-28 03:06:27,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:27,991 INFO L471 AbstractCegarLoop]: Abstraction has 194 states and 239 transitions. [2024-11-28 03:06:27,991 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 03:06:27,991 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 239 transitions. [2024-11-28 03:06:27,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-28 03:06:27,995 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:27,995 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:27,995 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 03:06:27,996 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_device_create_file_dev_attr_of_sensor_device_attributeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2024-11-28 03:06:27,996 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:27,996 INFO L85 PathProgramCache]: Analyzing trace with hash -44199950, now seen corresponding path program 1 times [2024-11-28 03:06:27,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:27,996 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536941471] [2024-11-28 03:06:27,997 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:27,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:06:28,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:28,379 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-28 03:06:28,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:06:28,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536941471] [2024-11-28 03:06:28,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [536941471] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:06:28,381 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:06:28,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 03:06:28,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903420544] [2024-11-28 03:06:28,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:06:28,382 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:06:28,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:06:28,383 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:06:28,383 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:06:28,384 INFO L87 Difference]: Start difference. First operand 194 states and 239 transitions. Second operand has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-28 03:06:28,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:28,484 INFO L93 Difference]: Finished difference Result 414 states and 524 transitions. [2024-11-28 03:06:28,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:06:28,484 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 73 [2024-11-28 03:06:28,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:28,487 INFO L225 Difference]: With dead ends: 414 [2024-11-28 03:06:28,487 INFO L226 Difference]: Without dead ends: 228 [2024-11-28 03:06:28,488 INFO L434 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 [2024-11-28 03:06:28,494 INFO L435 NwaCegarLoop]: 222 mSDtfsCounter, 31 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:28,494 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 428 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:06:28,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2024-11-28 03:06:28,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2024-11-28 03:06:28,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 228 states, 166 states have (on average 1.2710843373493976) internal successors, (211), 178 states have internal predecessors, (211), 39 states have call successors, (39), 13 states have call predecessors, (39), 13 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2024-11-28 03:06:28,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 289 transitions. [2024-11-28 03:06:28,529 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 289 transitions. Word has length 73 [2024-11-28 03:06:28,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:28,530 INFO L471 AbstractCegarLoop]: Abstraction has 228 states and 289 transitions. [2024-11-28 03:06:28,531 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-28 03:06:28,531 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 289 transitions. [2024-11-28 03:06:28,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-28 03:06:28,536 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:28,536 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:28,536 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 03:06:28,536 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_device_create_file_dev_attr_of_sensor_device_attributeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2024-11-28 03:06:28,537 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:28,537 INFO L85 PathProgramCache]: Analyzing trace with hash -2017795248, now seen corresponding path program 1 times [2024-11-28 03:06:28,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:28,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710988458] [2024-11-28 03:06:28,537 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:28,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:06:28,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:28,896 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-28 03:06:28,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:06:28,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710988458] [2024-11-28 03:06:28,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710988458] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:06:28,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [41032071] [2024-11-28 03:06:28,897 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:28,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:06:28,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:06:28,903 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:06:28,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 03:06:29,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:29,360 INFO L256 TraceCheckSpWp]: Trace formula consists of 708 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 03:06:29,369 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:06:29,442 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-28 03:06:29,442 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:06:29,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [41032071] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:06:29,443 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 03:06:29,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2024-11-28 03:06:29,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488534719] [2024-11-28 03:06:29,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:06:29,443 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:06:29,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:06:29,444 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:06:29,444 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:06:29,444 INFO L87 Difference]: Start difference. First operand 228 states and 289 transitions. Second operand has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-28 03:06:29,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:29,573 INFO L93 Difference]: Finished difference Result 446 states and 571 transitions. [2024-11-28 03:06:29,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:06:29,574 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 78 [2024-11-28 03:06:29,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:29,576 INFO L225 Difference]: With dead ends: 446 [2024-11-28 03:06:29,576 INFO L226 Difference]: Without dead ends: 226 [2024-11-28 03:06:29,577 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:06:29,577 INFO L435 NwaCegarLoop]: 252 mSDtfsCounter, 63 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 457 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:29,578 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 457 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:06:29,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2024-11-28 03:06:29,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 226. [2024-11-28 03:06:29,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 167 states have (on average 1.251497005988024) internal successors, (209), 176 states have internal predecessors, (209), 39 states have call successors, (39), 13 states have call predecessors, (39), 13 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2024-11-28 03:06:29,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 287 transitions. [2024-11-28 03:06:29,594 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 287 transitions. Word has length 78 [2024-11-28 03:06:29,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:29,594 INFO L471 AbstractCegarLoop]: Abstraction has 226 states and 287 transitions. [2024-11-28 03:06:29,595 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-28 03:06:29,595 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 287 transitions. [2024-11-28 03:06:29,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-28 03:06:29,597 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:29,597 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:29,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-28 03:06:29,797 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:06:29,798 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_device_create_file_dev_attr_of_sensor_device_attributeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2024-11-28 03:06:29,798 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:29,798 INFO L85 PathProgramCache]: Analyzing trace with hash 1872857051, now seen corresponding path program 1 times [2024-11-28 03:06:29,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:29,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597716255] [2024-11-28 03:06:29,798 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:29,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:06:29,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:30,058 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-28 03:06:30,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:06:30,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597716255] [2024-11-28 03:06:30,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1597716255] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:06:30,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1098632187] [2024-11-28 03:06:30,059 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:30,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:06:30,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:06:30,064 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:06:30,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 03:06:30,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:30,530 INFO L256 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 03:06:30,533 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:06:30,584 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-28 03:06:30,584 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:06:30,690 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-28 03:06:30,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1098632187] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 03:06:30,691 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 03:06:30,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2024-11-28 03:06:30,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396487143] [2024-11-28 03:06:30,691 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 03:06:30,691 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:06:30,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:06:30,692 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:06:30,692 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:06:30,692 INFO L87 Difference]: Start difference. First operand 226 states and 287 transitions. Second operand has 7 states, 6 states have (on average 11.5) internal successors, (69), 7 states have internal predecessors, (69), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-28 03:06:30,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:30,892 INFO L93 Difference]: Finished difference Result 266 states and 350 transitions. [2024-11-28 03:06:30,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 03:06:30,893 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 11.5) internal successors, (69), 7 states have internal predecessors, (69), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 79 [2024-11-28 03:06:30,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:30,895 INFO L225 Difference]: With dead ends: 266 [2024-11-28 03:06:30,895 INFO L226 Difference]: Without dead ends: 263 [2024-11-28 03:06:30,896 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:06:30,896 INFO L435 NwaCegarLoop]: 211 mSDtfsCounter, 252 mSDsluCounter, 256 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 275 SdHoareTripleChecker+Valid, 467 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:30,897 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [275 Valid, 467 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:06:30,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2024-11-28 03:06:30,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 219. [2024-11-28 03:06:30,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 164 states have (on average 1.2378048780487805) internal successors, (203), 170 states have internal predecessors, (203), 38 states have call successors, (38), 13 states have call predecessors, (38), 13 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-28 03:06:30,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 279 transitions. [2024-11-28 03:06:30,913 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 279 transitions. Word has length 79 [2024-11-28 03:06:30,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:30,913 INFO L471 AbstractCegarLoop]: Abstraction has 219 states and 279 transitions. [2024-11-28 03:06:30,913 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 11.5) internal successors, (69), 7 states have internal predecessors, (69), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-28 03:06:30,914 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 279 transitions. [2024-11-28 03:06:30,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-28 03:06:30,915 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:30,915 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:30,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-28 03:06:31,115 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:06:31,116 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_device_create_file_dev_attr_of_sensor_device_attributeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2024-11-28 03:06:31,116 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:31,116 INFO L85 PathProgramCache]: Analyzing trace with hash 759468459, now seen corresponding path program 1 times [2024-11-28 03:06:31,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:31,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695948273] [2024-11-28 03:06:31,116 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:31,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:06:31,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:31,474 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-28 03:06:31,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:06:31,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695948273] [2024-11-28 03:06:31,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1695948273] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:06:31,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:06:31,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 03:06:31,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963923384] [2024-11-28 03:06:31,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:06:31,475 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:06:31,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:06:31,475 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:06:31,475 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:06:31,475 INFO L87 Difference]: Start difference. First operand 219 states and 279 transitions. Second operand has 3 states, 2 states have (on average 26.0) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-28 03:06:31,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:31,534 INFO L93 Difference]: Finished difference Result 429 states and 552 transitions. [2024-11-28 03:06:31,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:06:31,537 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 26.0) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 80 [2024-11-28 03:06:31,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:31,541 INFO L225 Difference]: With dead ends: 429 [2024-11-28 03:06:31,545 INFO L226 Difference]: Without dead ends: 427 [2024-11-28 03:06:31,546 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:06:31,546 INFO L435 NwaCegarLoop]: 234 mSDtfsCounter, 168 mSDsluCounter, 208 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 168 SdHoareTripleChecker+Valid, 442 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:31,547 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [168 Valid, 442 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:06:31,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 427 states. [2024-11-28 03:06:31,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 427 to 425. [2024-11-28 03:06:31,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 425 states, 320 states have (on average 1.2375) internal successors, (396), 329 states have internal predecessors, (396), 75 states have call successors, (75), 26 states have call predecessors, (75), 26 states have return successors, (79), 75 states have call predecessors, (79), 75 states have call successors, (79) [2024-11-28 03:06:31,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 550 transitions. [2024-11-28 03:06:31,595 INFO L78 Accepts]: Start accepts. Automaton has 425 states and 550 transitions. Word has length 80 [2024-11-28 03:06:31,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:31,595 INFO L471 AbstractCegarLoop]: Abstraction has 425 states and 550 transitions. [2024-11-28 03:06:31,595 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 26.0) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-28 03:06:31,597 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 550 transitions. [2024-11-28 03:06:31,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-28 03:06:31,599 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:31,600 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:31,600 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 03:06:31,600 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_device_create_file_dev_attr_of_sensor_device_attributeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2024-11-28 03:06:31,600 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:31,601 INFO L85 PathProgramCache]: Analyzing trace with hash 146009652, now seen corresponding path program 1 times [2024-11-28 03:06:31,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:31,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130576340] [2024-11-28 03:06:31,602 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:31,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:06:31,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:31,939 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-28 03:06:31,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:06:31,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130576340] [2024-11-28 03:06:31,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130576340] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:06:31,940 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:06:31,940 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:06:31,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943776947] [2024-11-28 03:06:31,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:06:31,941 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:06:31,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:06:31,941 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:06:31,941 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:06:31,941 INFO L87 Difference]: Start difference. First operand 425 states and 550 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) [2024-11-28 03:06:32,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:32,659 INFO L93 Difference]: Finished difference Result 634 states and 820 transitions. [2024-11-28 03:06:32,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:06:32,659 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) Word has length 94 [2024-11-28 03:06:32,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:32,663 INFO L225 Difference]: With dead ends: 634 [2024-11-28 03:06:32,663 INFO L226 Difference]: Without dead ends: 423 [2024-11-28 03:06:32,664 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:06:32,664 INFO L435 NwaCegarLoop]: 410 mSDtfsCounter, 197 mSDsluCounter, 214 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 197 SdHoareTripleChecker+Valid, 624 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:32,665 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [197 Valid, 624 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-28 03:06:32,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2024-11-28 03:06:32,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 421. [2024-11-28 03:06:32,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 421 states, 318 states have (on average 1.229559748427673) internal successors, (391), 325 states have internal predecessors, (391), 75 states have call successors, (75), 26 states have call predecessors, (75), 26 states have return successors, (79), 75 states have call predecessors, (79), 75 states have call successors, (79) [2024-11-28 03:06:32,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 545 transitions. [2024-11-28 03:06:32,697 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 545 transitions. Word has length 94 [2024-11-28 03:06:32,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:32,698 INFO L471 AbstractCegarLoop]: Abstraction has 421 states and 545 transitions. [2024-11-28 03:06:32,698 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) [2024-11-28 03:06:32,698 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 545 transitions. [2024-11-28 03:06:32,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-28 03:06:32,700 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:32,700 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:32,700 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 03:06:32,700 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_device_create_file_dev_attr_of_sensor_device_attributeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2024-11-28 03:06:32,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:32,701 INFO L85 PathProgramCache]: Analyzing trace with hash -1147318203, now seen corresponding path program 1 times [2024-11-28 03:06:32,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:32,701 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134442747] [2024-11-28 03:06:32,701 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:32,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:06:32,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:32,906 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-28 03:06:32,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:06:32,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134442747] [2024-11-28 03:06:32,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134442747] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:06:32,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:06:32,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:06:32,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582596649] [2024-11-28 03:06:32,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:06:32,907 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:06:32,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:06:32,908 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:06:32,908 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:06:32,908 INFO L87 Difference]: Start difference. First operand 421 states and 545 transitions. Second operand has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-28 03:06:32,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:32,961 INFO L93 Difference]: Finished difference Result 834 states and 1081 transitions. [2024-11-28 03:06:32,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:06:32,962 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 105 [2024-11-28 03:06:32,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:32,965 INFO L225 Difference]: With dead ends: 834 [2024-11-28 03:06:32,965 INFO L226 Difference]: Without dead ends: 421 [2024-11-28 03:06:32,966 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:06:32,967 INFO L435 NwaCegarLoop]: 216 mSDtfsCounter, 0 mSDsluCounter, 424 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 640 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:32,967 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 640 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:06:32,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2024-11-28 03:06:33,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 421. [2024-11-28 03:06:33,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 421 states, 318 states have (on average 1.2232704402515724) internal successors, (389), 323 states have internal predecessors, (389), 75 states have call successors, (75), 26 states have call predecessors, (75), 26 states have return successors, (79), 75 states have call predecessors, (79), 75 states have call successors, (79) [2024-11-28 03:06:33,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 543 transitions. [2024-11-28 03:06:33,025 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 543 transitions. Word has length 105 [2024-11-28 03:06:33,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:33,026 INFO L471 AbstractCegarLoop]: Abstraction has 421 states and 543 transitions. [2024-11-28 03:06:33,026 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-28 03:06:33,026 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 543 transitions. [2024-11-28 03:06:33,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-28 03:06:33,030 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:33,030 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:33,030 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 03:06:33,030 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_device_create_file_dev_attr_of_sensor_device_attributeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2024-11-28 03:06:33,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:33,031 INFO L85 PathProgramCache]: Analyzing trace with hash 1876244678, now seen corresponding path program 1 times [2024-11-28 03:06:33,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:33,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608209820] [2024-11-28 03:06:33,031 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:33,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:06:33,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:33,268 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-28 03:06:33,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:06:33,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608209820] [2024-11-28 03:06:33,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608209820] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:06:33,268 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:06:33,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 03:06:33,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45179578] [2024-11-28 03:06:33,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:06:33,269 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:06:33,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:06:33,269 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:06:33,269 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:06:33,270 INFO L87 Difference]: Start difference. First operand 421 states and 543 transitions. Second operand has 3 states, 2 states have (on average 34.5) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-28 03:06:33,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:33,326 INFO L93 Difference]: Finished difference Result 842 states and 1093 transitions. [2024-11-28 03:06:33,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:06:33,326 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 34.5) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 109 [2024-11-28 03:06:33,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:33,330 INFO L225 Difference]: With dead ends: 842 [2024-11-28 03:06:33,330 INFO L226 Difference]: Without dead ends: 429 [2024-11-28 03:06:33,332 INFO L434 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 [2024-11-28 03:06:33,335 INFO L435 NwaCegarLoop]: 215 mSDtfsCounter, 1 mSDsluCounter, 209 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:33,335 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 424 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:06:33,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 429 states. [2024-11-28 03:06:33,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 429 to 429. [2024-11-28 03:06:33,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 429 states, 324 states have (on average 1.2191358024691359) internal successors, (395), 329 states have internal predecessors, (395), 77 states have call successors, (77), 26 states have call predecessors, (77), 26 states have return successors, (81), 77 states have call predecessors, (81), 77 states have call successors, (81) [2024-11-28 03:06:33,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 429 states and 553 transitions. [2024-11-28 03:06:33,376 INFO L78 Accepts]: Start accepts. Automaton has 429 states and 553 transitions. Word has length 109 [2024-11-28 03:06:33,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:33,377 INFO L471 AbstractCegarLoop]: Abstraction has 429 states and 553 transitions. [2024-11-28 03:06:33,377 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 34.5) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-28 03:06:33,377 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 553 transitions. [2024-11-28 03:06:33,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-28 03:06:33,379 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:33,379 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:33,379 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 03:06:33,380 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_device_create_file_dev_attr_of_sensor_device_attributeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2024-11-28 03:06:33,380 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:33,380 INFO L85 PathProgramCache]: Analyzing trace with hash 1054945369, now seen corresponding path program 1 times [2024-11-28 03:06:33,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:33,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246171916] [2024-11-28 03:06:33,384 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:33,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:06:33,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:33,640 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-28 03:06:33,641 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:06:33,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246171916] [2024-11-28 03:06:33,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1246171916] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:06:33,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1260291591] [2024-11-28 03:06:33,641 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:33,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:06:33,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:06:33,643 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:06:33,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 03:06:34,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:34,149 INFO L256 TraceCheckSpWp]: Trace formula consists of 907 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 03:06:34,153 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:06:34,186 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-28 03:06:34,187 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:06:34,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1260291591] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:06:34,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 03:06:34,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2024-11-28 03:06:34,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156542215] [2024-11-28 03:06:34,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:06:34,188 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:06:34,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:06:34,188 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:06:34,188 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:06:34,189 INFO L87 Difference]: Start difference. First operand 429 states and 553 transitions. Second operand has 4 states, 3 states have (on average 24.0) internal successors, (72), 4 states have internal predecessors, (72), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-28 03:06:34,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:34,243 INFO L93 Difference]: Finished difference Result 429 states and 553 transitions. [2024-11-28 03:06:34,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:06:34,244 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 24.0) internal successors, (72), 4 states have internal predecessors, (72), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 124 [2024-11-28 03:06:34,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:34,247 INFO L225 Difference]: With dead ends: 429 [2024-11-28 03:06:34,247 INFO L226 Difference]: Without dead ends: 428 [2024-11-28 03:06:34,247 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:06:34,248 INFO L435 NwaCegarLoop]: 214 mSDtfsCounter, 1 mSDsluCounter, 418 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 632 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:34,248 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 632 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:06:34,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 428 states. [2024-11-28 03:06:34,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 428 to 428. [2024-11-28 03:06:34,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 428 states, 324 states have (on average 1.212962962962963) internal successors, (393), 328 states have internal predecessors, (393), 77 states have call successors, (77), 26 states have call predecessors, (77), 26 states have return successors, (81), 77 states have call predecessors, (81), 77 states have call successors, (81) [2024-11-28 03:06:34,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 428 states and 551 transitions. [2024-11-28 03:06:34,303 INFO L78 Accepts]: Start accepts. Automaton has 428 states and 551 transitions. Word has length 124 [2024-11-28 03:06:34,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:34,304 INFO L471 AbstractCegarLoop]: Abstraction has 428 states and 551 transitions. [2024-11-28 03:06:34,304 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 24.0) internal successors, (72), 4 states have internal predecessors, (72), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-28 03:06:34,304 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 551 transitions. [2024-11-28 03:06:34,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-28 03:06:34,307 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:34,307 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:34,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-28 03:06:34,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:06:34,508 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_device_create_file_dev_attr_of_sensor_device_attributeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2024-11-28 03:06:34,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:34,509 INFO L85 PathProgramCache]: Analyzing trace with hash -1656431574, now seen corresponding path program 1 times [2024-11-28 03:06:34,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:34,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547757119] [2024-11-28 03:06:34,509 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:34,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:06:34,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:34,746 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-28 03:06:34,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:06:34,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547757119] [2024-11-28 03:06:34,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547757119] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:06:34,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [639727021] [2024-11-28 03:06:34,747 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:34,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:06:34,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:06:34,749 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:06:34,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-28 03:06:35,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:35,299 INFO L256 TraceCheckSpWp]: Trace formula consists of 908 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 03:06:35,305 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:06:35,347 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-28 03:06:35,347 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:06:35,516 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-28 03:06:35,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [639727021] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 03:06:35,516 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 03:06:35,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2024-11-28 03:06:35,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358960201] [2024-11-28 03:06:35,517 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 03:06:35,517 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:06:35,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:06:35,518 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:06:35,518 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:06:35,518 INFO L87 Difference]: Start difference. First operand 428 states and 551 transitions. Second operand has 7 states, 6 states have (on average 14.0) internal successors, (84), 7 states have internal predecessors, (84), 6 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) [2024-11-28 03:06:35,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:35,582 INFO L93 Difference]: Finished difference Result 438 states and 569 transitions. [2024-11-28 03:06:35,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:06:35,583 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 14.0) internal successors, (84), 7 states have internal predecessors, (84), 6 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) Word has length 125 [2024-11-28 03:06:35,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:35,584 INFO L225 Difference]: With dead ends: 438 [2024-11-28 03:06:35,584 INFO L226 Difference]: Without dead ends: 0 [2024-11-28 03:06:35,585 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 251 GetRequests, 246 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:06:35,586 INFO L435 NwaCegarLoop]: 212 mSDtfsCounter, 0 mSDsluCounter, 416 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 628 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:35,586 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 628 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:06:35,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-28 03:06:35,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-28 03:06:35,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:06:35,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-28 03:06:35,587 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 125 [2024-11-28 03:06:35,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:35,587 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 03:06:35,588 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 14.0) internal successors, (84), 7 states have internal predecessors, (84), 6 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) [2024-11-28 03:06:35,588 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-28 03:06:35,588 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-28 03:06:35,591 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 12 remaining) [2024-11-28 03:06:35,591 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_device_create_file_dev_attr_of_sensor_device_attributeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 12 remaining) [2024-11-28 03:06:35,591 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 12 remaining) [2024-11-28 03:06:35,591 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 12 remaining) [2024-11-28 03:06:35,591 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 12 remaining) [2024-11-28 03:06:35,592 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 12 remaining) [2024-11-28 03:06:35,592 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 12 remaining) [2024-11-28 03:06:35,592 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 12 remaining) [2024-11-28 03:06:35,592 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 12 remaining) [2024-11-28 03:06:35,592 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 12 remaining) [2024-11-28 03:06:35,592 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 12 remaining) [2024-11-28 03:06:35,592 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 12 remaining) [2024-11-28 03:06:35,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-28 03:06:35,793 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:06:35,796 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:35,797 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-28 03:06:37,265 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 03:06:37,281 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-28 03:06:37,288 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 [2024-11-28 03:06:37,288 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-28 03:06:37,288 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-28 03:06:37,288 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 [2024-11-28 03:06:37,288 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-28 03:06:37,289 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-28 03:06:37,289 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 [2024-11-28 03:06:37,289 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-28 03:06:37,289 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 [2024-11-28 03:06:37,292 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-28 03:06:37,292 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 [2024-11-28 03:06:37,292 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-28 03:06:37,293 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-28 03:06:37,293 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 [2024-11-28 03:06:37,294 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-28 03:06:37,294 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-28 03:06:37,294 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 [2024-11-28 03:06:37,294 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-28 03:06:37,294 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 [2024-11-28 03:06:37,295 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 [2024-11-28 03:06:37,295 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 [2024-11-28 03:06:37,295 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 [2024-11-28 03:06:37,296 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 [2024-11-28 03:06:37,298 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:06:37 BoogieIcfgContainer [2024-11-28 03:06:37,298 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 03:06:37,299 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 03:06:37,299 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 03:06:37,299 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 03:06:37,300 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:06:26" (3/4) ... [2024-11-28 03:06:37,303 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-28 03:06:37,308 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure s3c_hwmon_remove_raw [2024-11-28 03:06:37,308 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure platform_get_drvdata [2024-11-28 03:06:37,308 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2024-11-28 03:06:37,308 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2024-11-28 03:06:37,308 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure PTR_ERR [2024-11-28 03:06:37,309 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_is_err [2024-11-28 03:06:37,309 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hwmon_device_unregister [2024-11-28 03:06:37,309 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_err [2024-11-28 03:06:37,309 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2024-11-28 03:06:37,309 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure device_remove_file [2024-11-28 03:06:37,309 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure s3c_adc_release [2024-11-28 03:06:37,309 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure s3c_hwmon_remove_attr [2024-11-28 03:06:37,310 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2024-11-28 03:06:37,320 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 64 nodes and edges [2024-11-28 03:06:37,321 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2024-11-28 03:06:37,322 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-28 03:06:37,322 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-28 03:06:37,323 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-28 03:06:37,466 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-28 03:06:37,466 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-28 03:06:37,466 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 03:06:37,467 INFO L158 Benchmark]: Toolchain (without parser) took 17275.73ms. Allocated memory was 117.4MB in the beginning and 427.8MB in the end (delta: 310.4MB). Free memory was 92.3MB in the beginning and 342.0MB in the end (delta: -249.7MB). Peak memory consumption was 57.2MB. Max. memory is 16.1GB. [2024-11-28 03:06:37,467 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 167.8MB. Free memory is still 103.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:06:37,468 INFO L158 Benchmark]: CACSL2BoogieTranslator took 675.87ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 63.5MB in the end (delta: 28.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-28 03:06:37,468 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.48ms. Allocated memory is still 117.4MB. Free memory was 63.1MB in the beginning and 58.3MB in the end (delta: 4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:06:37,468 INFO L158 Benchmark]: Boogie Preprocessor took 152.22ms. Allocated memory is still 117.4MB. Free memory was 58.3MB in the beginning and 50.1MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:06:37,469 INFO L158 Benchmark]: RCFGBuilder took 5150.83ms. Allocated memory is still 117.4MB. Free memory was 50.1MB in the beginning and 50.9MB in the end (delta: -767.8kB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2024-11-28 03:06:37,469 INFO L158 Benchmark]: TraceAbstraction took 11029.59ms. Allocated memory was 117.4MB in the beginning and 427.8MB in the end (delta: 310.4MB). Free memory was 50.3MB in the beginning and 354.2MB in the end (delta: -303.9MB). Peak memory consumption was 169.3MB. Max. memory is 16.1GB. [2024-11-28 03:06:37,469 INFO L158 Benchmark]: Witness Printer took 167.31ms. Allocated memory is still 427.8MB. Free memory was 354.2MB in the beginning and 342.0MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:06:37,471 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 167.8MB. Free memory is still 103.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 675.87ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 63.5MB in the end (delta: 28.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.48ms. Allocated memory is still 117.4MB. Free memory was 63.1MB in the beginning and 58.3MB in the end (delta: 4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 152.22ms. Allocated memory is still 117.4MB. Free memory was 58.3MB in the beginning and 50.1MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 5150.83ms. Allocated memory is still 117.4MB. Free memory was 50.1MB in the beginning and 50.9MB in the end (delta: -767.8kB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. * TraceAbstraction took 11029.59ms. Allocated memory was 117.4MB in the beginning and 427.8MB in the end (delta: 310.4MB). Free memory was 50.3MB in the beginning and 354.2MB in the end (delta: -303.9MB). Peak memory consumption was 169.3MB. Max. memory is 16.1GB. * Witness Printer took 167.31ms. Allocated memory is still 427.8MB. Free memory was 354.2MB in the beginning and 342.0MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 * 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: 1331]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1331]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1094]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1094]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1098]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1098]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1108]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1108]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1206]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1206]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1139]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1139]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 14 procedures, 204 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 9.5s, OverallIterations: 11, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 879 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 812 mSDsluCounter, 5797 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3134 mSDsCounter, 81 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 235 IncrementalHoareTripleChecker+Invalid, 316 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 81 mSolverCounterUnsat, 2663 mSDtfsCounter, 235 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 637 GetRequests, 612 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=429occurred in iteration=9, InterpolantAutomatonStates: 44, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 11 MinimizatonAttempts, 48 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 1367 NumberOfCodeBlocks, 1367 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1554 ConstructedInterpolants, 0 QuantifiedInterpolants, 1916 SizeOfPredicates, 0 NumberOfNonLiveVariables, 3232 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 17 InterpolantComputations, 9 PerfectInterpolantSequences, 426/460 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold - InvariantResult [Line: 980]: Loop Invariant Derived loop invariant: ((((ldv_count_2 == 0) || (ldv_call_dev_attr_of_sensor_device_attribute == 1)) || (ldv_count_2 == 0)) || (ldv_call_dev_attr_of_sensor_device_attribute == 1)) - InvariantResult [Line: 993]: Loop Invariant Derived loop invariant: ((((ldv_count_2 == 0) || (ldv_call_dev_attr_of_sensor_device_attribute == 1)) || (ldv_count_2 == 0)) || (ldv_call_dev_attr_of_sensor_device_attribute == 1)) - InvariantResult [Line: 1031]: Location Invariant Derived location invariant: ((ldv_count_2 == 0) || (ldv_call_dev_attr_of_sensor_device_attribute == 1)) - InvariantResult [Line: 1091]: Location Invariant Derived location invariant: ((((0 <= i) && (ldv_call_dev_attr_of_sensor_device_attribute == 1)) && (i <= 2147483645)) || (((0 <= i) && (ldv_count_2 == 0)) && (i <= 2147483645))) - InvariantResult [Line: 1131]: Location Invariant Derived location invariant: ((((((ldv_call_dev_attr_of_sensor_device_attribute == 1) && (1 <= i)) && (i <= 2147483645)) || ((i == 0) && (ldv_call_dev_attr_of_sensor_device_attribute == 1))) || (((1 <= i) && (i <= 2147483645)) && (ldv_count_2 == 0))) || ((i == 0) && (ldv_count_2 == 0))) RESULT: Ultimate proved your program to be correct! [2024-11-28 03:06:37,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f153b1-b799-4189-9057-ba029f5f2512/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE