./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afcc7da-3f2d-411c-8037-c76d1d7ba0b5/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afcc7da-3f2d-411c-8037-c76d1d7ba0b5/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afcc7da-3f2d-411c-8037-c76d1d7ba0b5/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afcc7da-3f2d-411c-8037-c76d1d7ba0b5/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afcc7da-3f2d-411c-8037-c76d1d7ba0b5/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afcc7da-3f2d-411c-8037-c76d1d7ba0b5/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b7b42d40a01333bd7cf600d1931e5c326b61c631d3a1040aaad3e0a3658ee3cf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:41:23,608 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:41:23,685 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afcc7da-3f2d-411c-8037-c76d1d7ba0b5/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:41:23,690 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:41:23,691 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:41:23,729 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:41:23,729 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:41:23,730 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:41:23,738 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:41:23,739 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:41:23,740 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:41:23,741 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:41:23,741 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:41:23,742 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:41:23,743 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:41:23,743 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:41:23,744 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:41:23,744 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:41:23,745 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:41:23,745 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:41:23,746 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:41:23,751 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:41:23,752 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:41:23,753 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:41:23,757 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:41:23,757 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:41:23,758 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:41:23,759 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:41:23,762 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:41:23,762 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:41:23,763 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:41:23,763 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:41:23,764 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:41:23,764 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:41:23,765 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:41:23,766 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:41:23,766 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afcc7da-3f2d-411c-8037-c76d1d7ba0b5/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afcc7da-3f2d-411c-8037-c76d1d7ba0b5/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b7b42d40a01333bd7cf600d1931e5c326b61c631d3a1040aaad3e0a3658ee3cf [2023-11-19 07:41:24,016 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:41:24,053 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:41:24,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:41:24,059 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:41:24,060 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:41:24,062 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afcc7da-3f2d-411c-8037-c76d1d7ba0b5/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i [2023-11-19 07:41:27,250 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:41:27,819 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:41:27,821 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afcc7da-3f2d-411c-8037-c76d1d7ba0b5/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i [2023-11-19 07:41:27,859 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afcc7da-3f2d-411c-8037-c76d1d7ba0b5/bin/uautomizer-verify-uCwYo4JHxu/data/18e211360/c6cc5dba68214809800042148cf16ec9/FLAG99ef9ad97 [2023-11-19 07:41:27,876 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afcc7da-3f2d-411c-8037-c76d1d7ba0b5/bin/uautomizer-verify-uCwYo4JHxu/data/18e211360/c6cc5dba68214809800042148cf16ec9 [2023-11-19 07:41:27,882 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:41:27,884 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:41:27,889 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:41:27,890 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:41:27,895 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:41:27,898 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:41:27" (1/1) ... [2023-11-19 07:41:27,899 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61caeecc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:27, skipping insertion in model container [2023-11-19 07:41:27,900 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:41:27" (1/1) ... [2023-11-19 07:41:27,987 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:41:28,578 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afcc7da-3f2d-411c-8037-c76d1d7ba0b5/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i[73128,73141] [2023-11-19 07:41:28,726 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:41:28,776 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:41:29,007 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afcc7da-3f2d-411c-8037-c76d1d7ba0b5/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i[73128,73141] [2023-11-19 07:41:29,034 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:41:29,110 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:41:29,110 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:29 WrapperNode [2023-11-19 07:41:29,111 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:41:29,112 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:41:29,112 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:41:29,112 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:41:29,118 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:29" (1/1) ... [2023-11-19 07:41:29,166 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:29" (1/1) ... [2023-11-19 07:41:29,236 INFO L138 Inliner]: procedures = 99, calls = 348, calls flagged for inlining = 40, calls inlined = 32, statements flattened = 763 [2023-11-19 07:41:29,237 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:41:29,238 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:41:29,238 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:41:29,238 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:41:29,249 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:29" (1/1) ... [2023-11-19 07:41:29,250 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:29" (1/1) ... [2023-11-19 07:41:29,261 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:29" (1/1) ... [2023-11-19 07:41:29,262 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:29" (1/1) ... [2023-11-19 07:41:29,296 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:29" (1/1) ... [2023-11-19 07:41:29,301 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:29" (1/1) ... [2023-11-19 07:41:29,306 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:29" (1/1) ... [2023-11-19 07:41:29,311 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:29" (1/1) ... [2023-11-19 07:41:29,320 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:41:29,321 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:41:29,321 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:41:29,322 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:41:29,322 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:29" (1/1) ... [2023-11-19 07:41:29,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:41:29,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afcc7da-3f2d-411c-8037-c76d1d7ba0b5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:29,356 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afcc7da-3f2d-411c-8037-c76d1d7ba0b5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:41:29,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afcc7da-3f2d-411c-8037-c76d1d7ba0b5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:41:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_list_voltage_linear [2023-11-19 07:41:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_list_voltage_linear [2023-11-19 07:41:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 07:41:29,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 07:41:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:41:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-19 07:41:29,425 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-19 07:41:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 07:41:29,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 07:41:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_unregister [2023-11-19 07:41:29,426 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_unregister [2023-11-19 07:41:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:41:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-11-19 07:41:29,427 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-11-19 07:41:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:41:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:41:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:41:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:41:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure rdev_get_drvdata [2023-11-19 07:41:29,429 INFO L138 BoogieDeclarations]: Found implementation of procedure rdev_get_drvdata [2023-11-19 07:41:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:41:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mtx_of_isl_pmic [2023-11-19 07:41:29,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mtx_of_isl_pmic [2023-11-19 07:41:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 07:41:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-19 07:41:29,430 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-19 07:41:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:41:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mtx_of_isl_pmic [2023-11-19 07:41:29,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mtx_of_isl_pmic [2023-11-19 07:41:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:41:29,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:41:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-19 07:41:29,432 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-19 07:41:29,687 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:41:29,690 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:41:30,750 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:41:30,769 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:41:30,770 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 07:41:30,782 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:41:30 BoogieIcfgContainer [2023-11-19 07:41:30,783 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:41:30,787 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:41:30,787 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:41:30,790 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:41:30,791 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:41:27" (1/3) ... [2023-11-19 07:41:30,792 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5be4f2ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:41:30, skipping insertion in model container [2023-11-19 07:41:30,793 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:29" (2/3) ... [2023-11-19 07:41:30,794 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5be4f2ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:41:30, skipping insertion in model container [2023-11-19 07:41:30,795 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:41:30" (3/3) ... [2023-11-19 07:41:30,796 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i [2023-11-19 07:41:30,819 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:41:30,819 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:41:30,900 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:41:30,908 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@24dc0315, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:41:30,909 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:41:30,916 INFO L276 IsEmpty]: Start isEmpty. Operand has 186 states, 144 states have (on average 1.375) internal successors, (198), 151 states have internal predecessors, (198), 29 states have call successors, (29), 11 states have call predecessors, (29), 11 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-19 07:41:30,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 07:41:30,933 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:41:30,934 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:41:30,935 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:41:30,942 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:41:30,943 INFO L85 PathProgramCache]: Analyzing trace with hash 2102850945, now seen corresponding path program 1 times [2023-11-19 07:41:30,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:41:30,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [616852419] [2023-11-19 07:41:30,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:30,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:41:31,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:31,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:41:31,528 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:41:31,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [616852419] [2023-11-19 07:41:31,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [616852419] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:41:31,530 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:41:31,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:41:31,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821157614] [2023-11-19 07:41:31,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:41:31,538 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:41:31,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:41:31,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:41:31,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:41:31,574 INFO L87 Difference]: Start difference. First operand has 186 states, 144 states have (on average 1.375) internal successors, (198), 151 states have internal predecessors, (198), 29 states have call successors, (29), 11 states have call predecessors, (29), 11 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:41:31,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:41:31,803 INFO L93 Difference]: Finished difference Result 530 states and 754 transitions. [2023-11-19 07:41:31,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:41:31,810 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2023-11-19 07:41:31,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:41:31,825 INFO L225 Difference]: With dead ends: 530 [2023-11-19 07:41:31,825 INFO L226 Difference]: Without dead ends: 343 [2023-11-19 07:41:31,830 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:41:31,834 INFO L413 NwaCegarLoop]: 247 mSDtfsCounter, 216 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 480 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:41:31,836 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [216 Valid, 480 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 07:41:31,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2023-11-19 07:41:31,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 339. [2023-11-19 07:41:31,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 339 states, 266 states have (on average 1.3571428571428572) internal successors, (361), 271 states have internal predecessors, (361), 52 states have call successors, (52), 21 states have call predecessors, (52), 20 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2023-11-19 07:41:31,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 459 transitions. [2023-11-19 07:41:31,920 INFO L78 Accepts]: Start accepts. Automaton has 339 states and 459 transitions. Word has length 15 [2023-11-19 07:41:31,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:41:31,920 INFO L495 AbstractCegarLoop]: Abstraction has 339 states and 459 transitions. [2023-11-19 07:41:31,921 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:41:31,921 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 459 transitions. [2023-11-19 07:41:31,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 07:41:31,924 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:41:31,924 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:41:31,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:41:31,925 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:41:31,926 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:41:31,926 INFO L85 PathProgramCache]: Analyzing trace with hash 1350521712, now seen corresponding path program 1 times [2023-11-19 07:41:31,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:41:31,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174964510] [2023-11-19 07:41:31,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:31,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:41:31,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:32,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:41:32,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:41:32,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174964510] [2023-11-19 07:41:32,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174964510] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:41:32,043 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:41:32,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:41:32,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826086036] [2023-11-19 07:41:32,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:41:32,045 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:41:32,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:41:32,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:41:32,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:41:32,047 INFO L87 Difference]: Start difference. First operand 339 states and 459 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:41:32,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:41:32,099 INFO L93 Difference]: Finished difference Result 361 states and 485 transitions. [2023-11-19 07:41:32,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:41:32,100 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2023-11-19 07:41:32,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:41:32,104 INFO L225 Difference]: With dead ends: 361 [2023-11-19 07:41:32,107 INFO L226 Difference]: Without dead ends: 350 [2023-11-19 07:41:32,109 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:41:32,112 INFO L413 NwaCegarLoop]: 255 mSDtfsCounter, 238 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 238 SdHoareTripleChecker+Valid, 268 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:41:32,113 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [238 Valid, 268 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:41:32,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 350 states. [2023-11-19 07:41:32,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 350 to 339. [2023-11-19 07:41:32,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 339 states, 266 states have (on average 1.3533834586466165) internal successors, (360), 271 states have internal predecessors, (360), 52 states have call successors, (52), 21 states have call predecessors, (52), 20 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2023-11-19 07:41:32,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 458 transitions. [2023-11-19 07:41:32,204 INFO L78 Accepts]: Start accepts. Automaton has 339 states and 458 transitions. Word has length 18 [2023-11-19 07:41:32,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:41:32,205 INFO L495 AbstractCegarLoop]: Abstraction has 339 states and 458 transitions. [2023-11-19 07:41:32,205 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:41:32,205 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 458 transitions. [2023-11-19 07:41:32,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 07:41:32,213 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:41:32,213 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:41:32,214 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 07:41:32,214 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:41:32,220 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:41:32,220 INFO L85 PathProgramCache]: Analyzing trace with hash 1407780014, now seen corresponding path program 1 times [2023-11-19 07:41:32,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:41:32,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689837701] [2023-11-19 07:41:32,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:32,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:41:32,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:32,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:41:32,395 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:41:32,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689837701] [2023-11-19 07:41:32,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689837701] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:41:32,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:41:32,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:41:32,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163196726] [2023-11-19 07:41:32,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:41:32,403 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:41:32,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:41:32,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:41:32,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:41:32,414 INFO L87 Difference]: Start difference. First operand 339 states and 458 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:41:32,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:41:32,469 INFO L93 Difference]: Finished difference Result 341 states and 459 transitions. [2023-11-19 07:41:32,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:41:32,470 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2023-11-19 07:41:32,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:41:32,477 INFO L225 Difference]: With dead ends: 341 [2023-11-19 07:41:32,477 INFO L226 Difference]: Without dead ends: 338 [2023-11-19 07:41:32,478 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:41:32,482 INFO L413 NwaCegarLoop]: 240 mSDtfsCounter, 226 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 226 SdHoareTripleChecker+Valid, 240 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:41:32,484 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [226 Valid, 240 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:41:32,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2023-11-19 07:41:32,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 338. [2023-11-19 07:41:32,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 338 states, 266 states have (on average 1.349624060150376) internal successors, (359), 270 states have internal predecessors, (359), 51 states have call successors, (51), 21 states have call predecessors, (51), 20 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2023-11-19 07:41:32,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 456 transitions. [2023-11-19 07:41:32,547 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 456 transitions. Word has length 18 [2023-11-19 07:41:32,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:41:32,547 INFO L495 AbstractCegarLoop]: Abstraction has 338 states and 456 transitions. [2023-11-19 07:41:32,547 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:41:32,548 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 456 transitions. [2023-11-19 07:41:32,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 07:41:32,550 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:41:32,550 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:41:32,551 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-19 07:41:32,551 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:41:32,552 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:41:32,553 INFO L85 PathProgramCache]: Analyzing trace with hash 691387607, now seen corresponding path program 1 times [2023-11-19 07:41:32,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:41:32,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760355750] [2023-11-19 07:41:32,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:32,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:41:32,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:32,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:41:32,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:41:32,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760355750] [2023-11-19 07:41:32,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760355750] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:41:32,677 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:41:32,677 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:41:32,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016782670] [2023-11-19 07:41:32,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:41:32,678 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:41:32,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:41:32,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:41:32,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:41:32,680 INFO L87 Difference]: Start difference. First operand 338 states and 456 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:41:32,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:41:32,731 INFO L93 Difference]: Finished difference Result 340 states and 457 transitions. [2023-11-19 07:41:32,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:41:32,732 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2023-11-19 07:41:32,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:41:32,736 INFO L225 Difference]: With dead ends: 340 [2023-11-19 07:41:32,736 INFO L226 Difference]: Without dead ends: 337 [2023-11-19 07:41:32,740 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:41:32,748 INFO L413 NwaCegarLoop]: 238 mSDtfsCounter, 223 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:41:32,750 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [223 Valid, 238 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:41:32,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2023-11-19 07:41:32,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 337. [2023-11-19 07:41:32,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 337 states, 266 states have (on average 1.3458646616541354) internal successors, (358), 269 states have internal predecessors, (358), 50 states have call successors, (50), 21 states have call predecessors, (50), 20 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2023-11-19 07:41:32,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 454 transitions. [2023-11-19 07:41:32,788 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 454 transitions. Word has length 19 [2023-11-19 07:41:32,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:41:32,788 INFO L495 AbstractCegarLoop]: Abstraction has 337 states and 454 transitions. [2023-11-19 07:41:32,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:41:32,789 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 454 transitions. [2023-11-19 07:41:32,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 07:41:32,790 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:41:32,790 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:41:32,790 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-19 07:41:32,790 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:41:32,791 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:41:32,791 INFO L85 PathProgramCache]: Analyzing trace with hash -41935663, now seen corresponding path program 1 times [2023-11-19 07:41:32,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:41:32,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80528668] [2023-11-19 07:41:32,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:32,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:41:32,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:32,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:41:32,926 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:41:32,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80528668] [2023-11-19 07:41:32,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80528668] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:41:32,926 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:41:32,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:41:32,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615139900] [2023-11-19 07:41:32,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:41:32,928 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:41:32,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:41:32,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:41:32,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:41:32,930 INFO L87 Difference]: Start difference. First operand 337 states and 454 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:41:32,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:41:32,990 INFO L93 Difference]: Finished difference Result 347 states and 460 transitions. [2023-11-19 07:41:32,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:41:32,990 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2023-11-19 07:41:32,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:41:32,994 INFO L225 Difference]: With dead ends: 347 [2023-11-19 07:41:32,995 INFO L226 Difference]: Without dead ends: 343 [2023-11-19 07:41:32,995 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:41:32,996 INFO L413 NwaCegarLoop]: 235 mSDtfsCounter, 185 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 185 SdHoareTripleChecker+Valid, 267 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:41:32,997 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [185 Valid, 267 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:41:32,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2023-11-19 07:41:33,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 341. [2023-11-19 07:41:33,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 341 states, 270 states have (on average 1.3296296296296297) internal successors, (359), 271 states have internal predecessors, (359), 48 states have call successors, (48), 23 states have call predecessors, (48), 22 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2023-11-19 07:41:33,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 453 transitions. [2023-11-19 07:41:33,034 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 453 transitions. Word has length 20 [2023-11-19 07:41:33,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:41:33,035 INFO L495 AbstractCegarLoop]: Abstraction has 341 states and 453 transitions. [2023-11-19 07:41:33,035 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:41:33,035 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 453 transitions. [2023-11-19 07:41:33,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 07:41:33,036 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:41:33,037 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:41:33,037 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-19 07:41:33,037 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:41:33,037 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:41:33,038 INFO L85 PathProgramCache]: Analyzing trace with hash -1300115686, now seen corresponding path program 1 times [2023-11-19 07:41:33,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:41:33,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634647528] [2023-11-19 07:41:33,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:33,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:41:33,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:33,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:41:33,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:41:33,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634647528] [2023-11-19 07:41:33,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [634647528] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:41:33,176 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:41:33,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:41:33,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029951220] [2023-11-19 07:41:33,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:41:33,177 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:41:33,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:41:33,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:41:33,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:41:33,178 INFO L87 Difference]: Start difference. First operand 341 states and 453 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:41:33,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:41:33,224 INFO L93 Difference]: Finished difference Result 343 states and 454 transitions. [2023-11-19 07:41:33,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:41:33,226 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2023-11-19 07:41:33,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:41:33,229 INFO L225 Difference]: With dead ends: 343 [2023-11-19 07:41:33,229 INFO L226 Difference]: Without dead ends: 333 [2023-11-19 07:41:33,230 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:41:33,231 INFO L413 NwaCegarLoop]: 233 mSDtfsCounter, 215 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:41:33,231 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [215 Valid, 233 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:41:33,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2023-11-19 07:41:33,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 333. [2023-11-19 07:41:33,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 333 states, 263 states have (on average 1.3307984790874525) internal successors, (350), 263 states have internal predecessors, (350), 47 states have call successors, (47), 23 states have call predecessors, (47), 22 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2023-11-19 07:41:33,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 333 states and 443 transitions. [2023-11-19 07:41:33,266 INFO L78 Accepts]: Start accepts. Automaton has 333 states and 443 transitions. Word has length 21 [2023-11-19 07:41:33,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:41:33,267 INFO L495 AbstractCegarLoop]: Abstraction has 333 states and 443 transitions. [2023-11-19 07:41:33,267 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:41:33,267 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 443 transitions. [2023-11-19 07:41:33,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 07:41:33,270 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:41:33,270 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:41:33,270 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-19 07:41:33,270 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:41:33,271 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:41:33,271 INFO L85 PathProgramCache]: Analyzing trace with hash 1887210663, now seen corresponding path program 1 times [2023-11-19 07:41:33,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:41:33,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549191716] [2023-11-19 07:41:33,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:33,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:41:33,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:33,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-19 07:41:33,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:33,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:41:33,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:33,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-19 07:41:33,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:33,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-19 07:41:33,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:33,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:41:33,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:41:33,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549191716] [2023-11-19 07:41:33,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1549191716] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:41:33,475 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:41:33,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 07:41:33,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207960361] [2023-11-19 07:41:33,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:41:33,476 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 07:41:33,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:41:33,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 07:41:33,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:41:33,478 INFO L87 Difference]: Start difference. First operand 333 states and 443 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-19 07:41:33,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:41:33,942 INFO L93 Difference]: Finished difference Result 873 states and 1176 transitions. [2023-11-19 07:41:33,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 07:41:33,942 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 42 [2023-11-19 07:41:33,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:41:33,948 INFO L225 Difference]: With dead ends: 873 [2023-11-19 07:41:33,948 INFO L226 Difference]: Without dead ends: 543 [2023-11-19 07:41:33,949 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-19 07:41:33,950 INFO L413 NwaCegarLoop]: 189 mSDtfsCounter, 210 mSDsluCounter, 434 mSDsCounter, 0 mSdLazyCounter, 179 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 222 SdHoareTripleChecker+Valid, 623 SdHoareTripleChecker+Invalid, 251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-19 07:41:33,950 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [222 Valid, 623 Invalid, 251 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 179 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-19 07:41:33,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 543 states. [2023-11-19 07:41:33,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 543 to 529. [2023-11-19 07:41:33,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 529 states, 431 states have (on average 1.3433874709976799) internal successors, (579), 431 states have internal predecessors, (579), 65 states have call successors, (65), 33 states have call predecessors, (65), 32 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-19 07:41:33,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 529 states and 708 transitions. [2023-11-19 07:41:33,996 INFO L78 Accepts]: Start accepts. Automaton has 529 states and 708 transitions. Word has length 42 [2023-11-19 07:41:33,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:41:33,996 INFO L495 AbstractCegarLoop]: Abstraction has 529 states and 708 transitions. [2023-11-19 07:41:33,996 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-19 07:41:33,996 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 708 transitions. [2023-11-19 07:41:33,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 07:41:33,999 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:41:33,999 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:41:34,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-19 07:41:34,000 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:41:34,000 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:41:34,000 INFO L85 PathProgramCache]: Analyzing trace with hash 1392621749, now seen corresponding path program 1 times [2023-11-19 07:41:34,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:41:34,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19874379] [2023-11-19 07:41:34,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:34,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:41:34,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:34,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-19 07:41:34,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:34,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:41:34,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:34,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-19 07:41:34,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:34,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-19 07:41:34,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:34,304 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 07:41:34,304 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:41:34,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19874379] [2023-11-19 07:41:34,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19874379] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:41:34,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:41:34,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 07:41:34,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311302506] [2023-11-19 07:41:34,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:41:34,305 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 07:41:34,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:41:34,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 07:41:34,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:41:34,306 INFO L87 Difference]: Start difference. First operand 529 states and 708 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (6), 5 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-19 07:41:34,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:41:34,696 INFO L93 Difference]: Finished difference Result 543 states and 734 transitions. [2023-11-19 07:41:34,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 07:41:34,696 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (6), 5 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 53 [2023-11-19 07:41:34,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:41:34,697 INFO L225 Difference]: With dead ends: 543 [2023-11-19 07:41:34,697 INFO L226 Difference]: Without dead ends: 0 [2023-11-19 07:41:34,698 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-19 07:41:34,699 INFO L413 NwaCegarLoop]: 183 mSDtfsCounter, 80 mSDsluCounter, 428 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 611 SdHoareTripleChecker+Invalid, 194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-19 07:41:34,699 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 611 Invalid, 194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-19 07:41:34,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-19 07:41:34,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-19 07:41:34,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:41:34,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-19 07:41:34,701 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 53 [2023-11-19 07:41:34,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:41:34,701 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 07:41:34,701 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (6), 5 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-19 07:41:34,701 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-19 07:41:34,701 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 07:41:34,704 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:41:34,704 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-19 07:41:34,706 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-19 07:41:35,814 INFO L899 garLoopResultBuilder]: For program point L2945(lines 2945 2948) no Hoare annotation was computed. [2023-11-19 07:41:35,814 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_lock_mtx_of_isl_pmicEXIT(lines 2942 2952) no Hoare annotation was computed. [2023-11-19 07:41:35,814 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 2942 2952) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_retval_1~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (= ~ldv_mutex_mtx_of_isl_pmic~0 1) (not (= 1 |old(~ldv_mutex_mtx_of_isl_pmic~0)|))) [2023-11-19 07:41:35,814 INFO L899 garLoopResultBuilder]: For program point L2947-1(lines 2945 2948) no Hoare annotation was computed. [2023-11-19 07:41:35,815 INFO L895 garLoopResultBuilder]: At program point L2947(line 2947) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_retval_1~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= 1 |old(~ldv_mutex_mtx_of_isl_pmic~0)|))) [2023-11-19 07:41:35,815 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_lock_mtx_of_isl_pmicFINAL(lines 2942 2952) no Hoare annotation was computed. [2023-11-19 07:41:35,815 INFO L899 garLoopResultBuilder]: For program point L3005-1(lines 3003 3006) no Hoare annotation was computed. [2023-11-19 07:41:35,815 INFO L895 garLoopResultBuilder]: At program point L3005(line 3005) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_retval_1~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= 2 |old(~ldv_mutex_mtx_of_isl_pmic~0)|))) [2023-11-19 07:41:35,815 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_unlock_mtx_of_isl_pmicEXIT(lines 3000 3010) no Hoare annotation was computed. [2023-11-19 07:41:35,815 INFO L899 garLoopResultBuilder]: For program point L3003(lines 3003 3006) no Hoare annotation was computed. [2023-11-19 07:41:35,816 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 3000 3010) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_retval_1~0 0)) (= ~ldv_mutex_mtx_of_isl_pmic~0 2) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= 2 |old(~ldv_mutex_mtx_of_isl_pmic~0)|))) [2023-11-19 07:41:35,816 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_unlock_mtx_of_isl_pmicFINAL(lines 3000 3010) no Hoare annotation was computed. [2023-11-19 07:41:35,816 INFO L899 garLoopResultBuilder]: For program point regulator_list_voltage_linearFINAL(lines 3204 3206) no Hoare annotation was computed. [2023-11-19 07:41:35,816 INFO L899 garLoopResultBuilder]: For program point regulator_list_voltage_linearEXIT(lines 3204 3206) no Hoare annotation was computed. [2023-11-19 07:41:35,816 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3204 3206) the Hoare annotation is: true [2023-11-19 07:41:35,816 INFO L899 garLoopResultBuilder]: For program point dev_errFINAL(lines 3149 3151) no Hoare annotation was computed. [2023-11-19 07:41:35,816 INFO L899 garLoopResultBuilder]: For program point dev_errEXIT(lines 3149 3151) no Hoare annotation was computed. [2023-11-19 07:41:35,816 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3149 3151) the Hoare annotation is: true [2023-11-19 07:41:35,816 INFO L899 garLoopResultBuilder]: For program point mutex_unlockEXIT(lines 3197 3199) no Hoare annotation was computed. [2023-11-19 07:41:35,817 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3197 3199) the Hoare annotation is: true [2023-11-19 07:41:35,817 INFO L899 garLoopResultBuilder]: For program point mutex_unlockFINAL(lines 3197 3199) no Hoare annotation was computed. [2023-11-19 07:41:35,817 INFO L902 garLoopResultBuilder]: At program point L3162(line 3162) the Hoare annotation is: true [2023-11-19 07:41:35,817 INFO L899 garLoopResultBuilder]: For program point L3160(line 3160) no Hoare annotation was computed. [2023-11-19 07:41:35,817 INFO L899 garLoopResultBuilder]: For program point L3162-1(line 3162) no Hoare annotation was computed. [2023-11-19 07:41:35,817 INFO L899 garLoopResultBuilder]: For program point L3156(line 3156) no Hoare annotation was computed. [2023-11-19 07:41:35,817 INFO L899 garLoopResultBuilder]: For program point L3155(lines 3155 3157) no Hoare annotation was computed. [2023-11-19 07:41:35,817 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 3158 3164) no Hoare annotation was computed. [2023-11-19 07:41:35,818 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 3158 3164) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_retval_1~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-19 07:41:35,818 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 3158 3164) no Hoare annotation was computed. [2023-11-19 07:41:35,818 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 2684 2689) no Hoare annotation was computed. [2023-11-19 07:41:35,818 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 2684 2689) the Hoare annotation is: true [2023-11-19 07:41:35,818 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 2687) no Hoare annotation was computed. [2023-11-19 07:41:35,818 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 2684 2689) no Hoare annotation was computed. [2023-11-19 07:41:35,818 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3214 3216) the Hoare annotation is: true [2023-11-19 07:41:35,819 INFO L899 garLoopResultBuilder]: For program point regulator_unregisterFINAL(lines 3214 3216) no Hoare annotation was computed. [2023-11-19 07:41:35,819 INFO L899 garLoopResultBuilder]: For program point regulator_unregisterEXIT(lines 3214 3216) no Hoare annotation was computed. [2023-11-19 07:41:35,819 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3190 3192) the Hoare annotation is: true [2023-11-19 07:41:35,819 INFO L899 garLoopResultBuilder]: For program point mutex_lockFINAL(lines 3190 3192) no Hoare annotation was computed. [2023-11-19 07:41:35,819 INFO L899 garLoopResultBuilder]: For program point mutex_lockEXIT(lines 3190 3192) no Hoare annotation was computed. [2023-11-19 07:41:35,819 INFO L899 garLoopResultBuilder]: For program point L2529(lines 2529 2533) no Hoare annotation was computed. [2023-11-19 07:41:35,819 INFO L895 garLoopResultBuilder]: At program point L2678(line 2678) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_mtx_of_isl_pmic~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-19 07:41:35,819 INFO L899 garLoopResultBuilder]: For program point ldv_initialize_returnLabel#1(lines 3113 3122) no Hoare annotation was computed. [2023-11-19 07:41:35,819 INFO L899 garLoopResultBuilder]: For program point isl6271a_remove_returnLabel#1(lines 2378 2399) no Hoare annotation was computed. [2023-11-19 07:41:35,820 INFO L895 garLoopResultBuilder]: At program point L2678-1(line 2678) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-19 07:41:35,820 INFO L899 garLoopResultBuilder]: For program point L2480(line 2480) no Hoare annotation was computed. [2023-11-19 07:41:35,820 INFO L899 garLoopResultBuilder]: For program point L2249(line 2249) no Hoare annotation was computed. [2023-11-19 07:41:35,820 INFO L895 garLoopResultBuilder]: At program point L2662(line 2662) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_mtx_of_isl_pmic~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-19 07:41:35,820 INFO L899 garLoopResultBuilder]: For program point L2249-2(line 2249) no Hoare annotation was computed. [2023-11-19 07:41:35,820 INFO L899 garLoopResultBuilder]: For program point L2249-4(line 2249) no Hoare annotation was computed. [2023-11-19 07:41:35,820 INFO L895 garLoopResultBuilder]: At program point L2662-1(line 2662) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-19 07:41:35,820 INFO L895 garLoopResultBuilder]: At program point L2530(line 2530) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-19 07:41:35,821 INFO L899 garLoopResultBuilder]: For program point L2563(line 2563) no Hoare annotation was computed. [2023-11-19 07:41:35,821 INFO L899 garLoopResultBuilder]: For program point L2464(lines 2464 2468) no Hoare annotation was computed. [2023-11-19 07:41:35,821 INFO L899 garLoopResultBuilder]: For program point L2530-1(line 2530) no Hoare annotation was computed. [2023-11-19 07:41:35,821 INFO L899 garLoopResultBuilder]: For program point devm_kzalloc_returnLabel#1(lines 3172 3174) no Hoare annotation was computed. [2023-11-19 07:41:35,821 INFO L899 garLoopResultBuilder]: For program point L2679(lines 2675 2682) no Hoare annotation was computed. [2023-11-19 07:41:35,821 INFO L899 garLoopResultBuilder]: For program point L2663(lines 2659 2666) no Hoare annotation was computed. [2023-11-19 07:41:35,821 INFO L899 garLoopResultBuilder]: For program point isl6271a_remove_ldv_20002#1(lines 2382 2398) no Hoare annotation was computed. [2023-11-19 07:41:35,821 INFO L899 garLoopResultBuilder]: For program point L2564(lines 2564 2579) no Hoare annotation was computed. [2023-11-19 07:41:35,821 INFO L899 garLoopResultBuilder]: For program point isl6271a_set_voltage_sel_returnLabel#1(lines 2269 2285) no Hoare annotation was computed. [2023-11-19 07:41:35,822 INFO L895 garLoopResultBuilder]: At program point L2366(line 2366) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-19 07:41:35,822 INFO L899 garLoopResultBuilder]: For program point L2366-1(line 2366) no Hoare annotation was computed. [2023-11-19 07:41:35,822 INFO L899 garLoopResultBuilder]: For program point L3126(lines 3126 3129) no Hoare annotation was computed. [2023-11-19 07:41:35,822 INFO L899 garLoopResultBuilder]: For program point L2581(line 2581) no Hoare annotation was computed. [2023-11-19 07:41:35,822 INFO L899 garLoopResultBuilder]: For program point dev_get_drvdata_returnLabel#1(lines 3165 3167) no Hoare annotation was computed. [2023-11-19 07:41:35,822 INFO L899 garLoopResultBuilder]: For program point L2499(line 2499) no Hoare annotation was computed. [2023-11-19 07:41:35,822 INFO L899 garLoopResultBuilder]: For program point i2c_check_functionality_returnLabel#1(lines 2245 2251) no Hoare annotation was computed. [2023-11-19 07:41:35,822 INFO L899 garLoopResultBuilder]: For program point L2367(lines 2310 2376) no Hoare annotation was computed. [2023-11-19 07:41:35,822 INFO L899 garLoopResultBuilder]: For program point L2549(line 2549) no Hoare annotation was computed. [2023-11-19 07:41:35,822 INFO L899 garLoopResultBuilder]: For program point i2c_smbus_read_byte_returnLabel#1(lines 3183 3185) no Hoare annotation was computed. [2023-11-19 07:41:35,823 INFO L899 garLoopResultBuilder]: For program point L2566(lines 2566 2576) no Hoare annotation was computed. [2023-11-19 07:41:35,823 INFO L899 garLoopResultBuilder]: For program point L2500(lines 2500 2515) no Hoare annotation was computed. [2023-11-19 07:41:35,823 INFO L895 garLoopResultBuilder]: At program point L3128(line 3128) the Hoare annotation is: false [2023-11-19 07:41:35,823 INFO L899 garLoopResultBuilder]: For program point i2c_set_clientdata_returnLabel#1(lines 2229 2235) no Hoare annotation was computed. [2023-11-19 07:41:35,823 INFO L899 garLoopResultBuilder]: For program point L2550(lines 2550 2554) no Hoare annotation was computed. [2023-11-19 07:41:35,823 INFO L899 garLoopResultBuilder]: For program point L3128-1(lines 3125 3143) no Hoare annotation was computed. [2023-11-19 07:41:35,823 INFO L899 garLoopResultBuilder]: For program point L2517(line 2517) no Hoare annotation was computed. [2023-11-19 07:41:35,823 INFO L899 garLoopResultBuilder]: For program point dev_set_drvdata_returnLabel#1(lines 3169 3171) no Hoare annotation was computed. [2023-11-19 07:41:35,823 INFO L899 garLoopResultBuilder]: For program point L2567(line 2567) no Hoare annotation was computed. [2023-11-19 07:41:35,824 INFO L899 garLoopResultBuilder]: For program point L2369(lines 2369 2373) no Hoare annotation was computed. [2023-11-19 07:41:35,824 INFO L895 garLoopResultBuilder]: At program point L3212(line 3212) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-19 07:41:35,824 INFO L899 garLoopResultBuilder]: For program point L3212-1(line 3212) no Hoare annotation was computed. [2023-11-19 07:41:35,824 INFO L899 garLoopResultBuilder]: For program point L2568(lines 2568 2572) no Hoare annotation was computed. [2023-11-19 07:41:35,824 INFO L899 garLoopResultBuilder]: For program point L2502(lines 2502 2508) no Hoare annotation was computed. [2023-11-19 07:41:35,824 INFO L899 garLoopResultBuilder]: For program point L2535(line 2535) no Hoare annotation was computed. [2023-11-19 07:41:35,824 INFO L899 garLoopResultBuilder]: For program point L2502-2(lines 2500 2514) no Hoare annotation was computed. [2023-11-19 07:41:35,824 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-19 07:41:35,824 INFO L899 garLoopResultBuilder]: For program point L2337(lines 2337 2341) no Hoare annotation was computed. [2023-11-19 07:41:35,825 INFO L899 garLoopResultBuilder]: For program point L2337-2(lines 2337 2341) no Hoare annotation was computed. [2023-11-19 07:41:35,825 INFO L899 garLoopResultBuilder]: For program point isl6271a_probe_ldv_19994#1(lines 2310 2376) no Hoare annotation was computed. [2023-11-19 07:41:35,825 INFO L899 garLoopResultBuilder]: For program point L2321(lines 2321 2324) no Hoare annotation was computed. [2023-11-19 07:41:35,825 INFO L899 garLoopResultBuilder]: For program point regulator_map_voltage_linear_returnLabel#1(lines 3208 3210) no Hoare annotation was computed. [2023-11-19 07:41:35,825 INFO L899 garLoopResultBuilder]: For program point L2536(lines 2536 2540) no Hoare annotation was computed. [2023-11-19 07:41:35,825 INFO L899 garLoopResultBuilder]: For program point L2569-1(line 2569) no Hoare annotation was computed. [2023-11-19 07:41:35,825 INFO L899 garLoopResultBuilder]: For program point isl6271a_cleanup_returnLabel#1(lines 2421 2427) no Hoare annotation was computed. [2023-11-19 07:41:35,825 INFO L895 garLoopResultBuilder]: At program point L2569(line 2569) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-19 07:41:35,826 INFO L899 garLoopResultBuilder]: For program point L2454(lines 2447 2589) no Hoare annotation was computed. [2023-11-19 07:41:35,826 INFO L899 garLoopResultBuilder]: For program point L2487(line 2487) no Hoare annotation was computed. [2023-11-19 07:41:35,826 INFO L899 garLoopResultBuilder]: For program point isl6271a_get_voltage_sel_returnLabel#1(lines 2252 2268) no Hoare annotation was computed. [2023-11-19 07:41:35,826 INFO L895 garLoopResultBuilder]: At program point L2388(line 2388) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-19 07:41:35,826 INFO L899 garLoopResultBuilder]: For program point L2388-1(line 2388) no Hoare annotation was computed. [2023-11-19 07:41:35,826 INFO L899 garLoopResultBuilder]: For program point i2c_del_driver_returnLabel#1(lines 3175 3177) no Hoare annotation was computed. [2023-11-19 07:41:35,826 INFO L899 garLoopResultBuilder]: For program point i2c_get_functionality_returnLabel#1(lines 2238 2244) no Hoare annotation was computed. [2023-11-19 07:41:35,826 INFO L895 garLoopResultBuilder]: At program point L3132(line 3132) the Hoare annotation is: false [2023-11-19 07:41:35,827 INFO L899 garLoopResultBuilder]: For program point L3132-1(lines 3125 3143) no Hoare annotation was computed. [2023-11-19 07:41:35,827 INFO L899 garLoopResultBuilder]: For program point L2488(lines 2488 2522) no Hoare annotation was computed. [2023-11-19 07:41:35,827 INFO L899 garLoopResultBuilder]: For program point L2257-1(line 2257) no Hoare annotation was computed. [2023-11-19 07:41:35,827 INFO L895 garLoopResultBuilder]: At program point L2257(line 2257) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-19 07:41:35,827 INFO L895 garLoopResultBuilder]: At program point L2670(line 2670) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-19 07:41:35,827 INFO L899 garLoopResultBuilder]: For program point isl6271a_probe_ldv_19991#1(lines 2310 2376) no Hoare annotation was computed. [2023-11-19 07:41:35,827 INFO L899 garLoopResultBuilder]: For program point $Ultimate##37(lines 2391 2395) no Hoare annotation was computed. [2023-11-19 07:41:35,827 INFO L895 garLoopResultBuilder]: At program point L2670-1(line 2670) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_mtx_of_isl_pmic~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-19 07:41:35,828 INFO L899 garLoopResultBuilder]: For program point L2472(line 2472) no Hoare annotation was computed. [2023-11-19 07:41:35,828 INFO L899 garLoopResultBuilder]: For program point main_returnLabel#1(lines 2441 2590) no Hoare annotation was computed. [2023-11-19 07:41:35,828 INFO L895 garLoopResultBuilder]: At program point L2274(line 2274) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-19 07:41:35,828 INFO L899 garLoopResultBuilder]: For program point L2274-1(line 2274) no Hoare annotation was computed. [2023-11-19 07:41:35,828 INFO L895 garLoopResultBuilder]: At program point L3166(line 3166) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-19 07:41:35,828 INFO L895 garLoopResultBuilder]: At program point L2654(line 2654) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-19 07:41:35,828 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-19 07:41:35,829 INFO L899 garLoopResultBuilder]: For program point L3166-1(line 3166) no Hoare annotation was computed. [2023-11-19 07:41:35,829 INFO L895 garLoopResultBuilder]: At program point L2654-1(line 2654) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_mtx_of_isl_pmic~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-19 07:41:35,829 INFO L899 garLoopResultBuilder]: For program point L2456(lines 2456 2583) no Hoare annotation was computed. [2023-11-19 07:41:35,829 INFO L899 garLoopResultBuilder]: For program point isl6271a_probe_returnLabel#1(lines 2299 2377) no Hoare annotation was computed. [2023-11-19 07:41:35,829 INFO L899 garLoopResultBuilder]: For program point L2671(lines 2667 2674) no Hoare annotation was computed. [2023-11-19 07:41:35,829 INFO L899 garLoopResultBuilder]: For program point L2473(lines 2473 2478) no Hoare annotation was computed. [2023-11-19 07:41:35,829 INFO L899 garLoopResultBuilder]: For program point $Ultimate##25(lines 2355 2359) no Hoare annotation was computed. [2023-11-19 07:41:35,829 INFO L899 garLoopResultBuilder]: For program point __mutex_init_returnLabel#1(lines 3145 3147) no Hoare annotation was computed. [2023-11-19 07:41:35,829 INFO L899 garLoopResultBuilder]: For program point L2655(lines 2651 2658) no Hoare annotation was computed. [2023-11-19 07:41:35,830 INFO L899 garLoopResultBuilder]: For program point L2556(line 2556) no Hoare annotation was computed. [2023-11-19 07:41:35,830 INFO L899 garLoopResultBuilder]: For program point L2490(lines 2490 2519) no Hoare annotation was computed. [2023-11-19 07:41:35,830 INFO L899 garLoopResultBuilder]: For program point L2457(line 2457) no Hoare annotation was computed. [2023-11-19 07:41:35,830 INFO L899 garLoopResultBuilder]: For program point isl6271a_probe_ldv_19992#1(lines 2310 2376) no Hoare annotation was computed. [2023-11-19 07:41:35,830 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-19 07:41:35,830 INFO L899 garLoopResultBuilder]: For program point L2524(line 2524) no Hoare annotation was computed. [2023-11-19 07:41:35,830 INFO L899 garLoopResultBuilder]: For program point L2458(lines 2458 2485) no Hoare annotation was computed. [2023-11-19 07:41:35,830 INFO L899 garLoopResultBuilder]: For program point i2c_get_clientdata_returnLabel#1(lines 2222 2228) no Hoare annotation was computed. [2023-11-19 07:41:35,830 INFO L899 garLoopResultBuilder]: For program point main_ldv_final#1(lines 2447 2589) no Hoare annotation was computed. [2023-11-19 07:41:35,831 INFO L899 garLoopResultBuilder]: For program point L2491(line 2491) no Hoare annotation was computed. [2023-11-19 07:41:35,831 INFO L899 garLoopResultBuilder]: For program point L2574(line 2574) no Hoare annotation was computed. [2023-11-19 07:41:35,831 INFO L899 garLoopResultBuilder]: For program point isl6271a_probe_ldv_19989#1(lines 2310 2376) no Hoare annotation was computed. [2023-11-19 07:41:35,831 INFO L899 garLoopResultBuilder]: For program point isl6271a_init_returnLabel#1(lines 2414 2420) no Hoare annotation was computed. [2023-11-19 07:41:35,831 INFO L895 garLoopResultBuilder]: At program point L3136(line 3136) the Hoare annotation is: false [2023-11-19 07:41:35,831 INFO L899 garLoopResultBuilder]: For program point PTR_ERR_returnLabel#1(lines 2166 2171) no Hoare annotation was computed. [2023-11-19 07:41:35,831 INFO L899 garLoopResultBuilder]: For program point L3136-1(lines 3125 3143) no Hoare annotation was computed. [2023-11-19 07:41:35,831 INFO L899 garLoopResultBuilder]: For program point L2492(lines 2492 2497) no Hoare annotation was computed. [2023-11-19 07:41:35,831 INFO L899 garLoopResultBuilder]: For program point L2525(lines 2525 2561) no Hoare annotation was computed. [2023-11-19 07:41:35,832 INFO L899 garLoopResultBuilder]: For program point L2327(lines 2327 2330) no Hoare annotation was computed. [2023-11-19 07:41:35,832 INFO L899 garLoopResultBuilder]: For program point L2261(lines 2261 2264) no Hoare annotation was computed. [2023-11-19 07:41:35,832 INFO L899 garLoopResultBuilder]: For program point L2261-2(lines 2261 2264) no Hoare annotation was computed. [2023-11-19 07:41:35,832 INFO L899 garLoopResultBuilder]: For program point L2542(line 2542) no Hoare annotation was computed. [2023-11-19 07:41:35,832 INFO L899 garLoopResultBuilder]: For program point regulator_register_returnLabel#1(lines 3211 3213) no Hoare annotation was computed. [2023-11-19 07:41:35,832 INFO L899 garLoopResultBuilder]: For program point L2278(lines 2278 2281) no Hoare annotation was computed. [2023-11-19 07:41:35,832 INFO L899 garLoopResultBuilder]: For program point L2278-2(lines 2278 2281) no Hoare annotation was computed. [2023-11-19 07:41:35,832 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-19 07:41:35,832 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-11-19 07:41:35,833 INFO L899 garLoopResultBuilder]: For program point L2460(lines 2460 2482) no Hoare annotation was computed. [2023-11-19 07:41:35,833 INFO L895 garLoopResultBuilder]: At program point L2262(line 2262) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_mtx_of_isl_pmic~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-19 07:41:35,833 INFO L899 garLoopResultBuilder]: For program point L2262-1(line 2262) no Hoare annotation was computed. [2023-11-19 07:41:35,833 INFO L899 garLoopResultBuilder]: For program point L2543(lines 2543 2547) no Hoare annotation was computed. [2023-11-19 07:41:35,833 INFO L899 garLoopResultBuilder]: For program point L2345-1(line 2345) no Hoare annotation was computed. [2023-11-19 07:41:35,833 INFO L895 garLoopResultBuilder]: At program point L2345(line 2345) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-19 07:41:35,833 INFO L899 garLoopResultBuilder]: For program point L2279-1(line 2279) no Hoare annotation was computed. [2023-11-19 07:41:35,833 INFO L895 garLoopResultBuilder]: At program point L2279(line 2279) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_mtx_of_isl_pmic~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-19 07:41:35,834 INFO L899 garLoopResultBuilder]: For program point isl6271a_remove_ldv_20000#1(lines 2382 2398) no Hoare annotation was computed. [2023-11-19 07:41:35,834 INFO L899 garLoopResultBuilder]: For program point i2c_register_driver_returnLabel#1(lines 3179 3181) no Hoare annotation was computed. [2023-11-19 07:41:35,834 INFO L899 garLoopResultBuilder]: For program point L2527(lines 2527 2558) no Hoare annotation was computed. [2023-11-19 07:41:35,834 INFO L899 garLoopResultBuilder]: For program point L2461(line 2461) no Hoare annotation was computed. [2023-11-19 07:41:35,834 INFO L899 garLoopResultBuilder]: For program point i2c_smbus_write_byte_returnLabel#1(lines 3187 3189) no Hoare annotation was computed. [2023-11-19 07:41:35,834 INFO L899 garLoopResultBuilder]: For program point L2346(lines 2346 2352) no Hoare annotation was computed. [2023-11-19 07:41:35,834 INFO L899 garLoopResultBuilder]: For program point L2528(line 2528) no Hoare annotation was computed. [2023-11-19 07:41:35,834 INFO L899 garLoopResultBuilder]: For program point L2462(lines 2462 2470) no Hoare annotation was computed. [2023-11-19 07:41:35,834 INFO L899 garLoopResultBuilder]: For program point L2347-1(line 2347) no Hoare annotation was computed. [2023-11-19 07:41:35,835 INFO L895 garLoopResultBuilder]: At program point L2347(line 2347) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-19 07:41:35,835 INFO L899 garLoopResultBuilder]: For program point L3173-1(line 3173) no Hoare annotation was computed. [2023-11-19 07:41:35,835 INFO L895 garLoopResultBuilder]: At program point L3140(line 3140) the Hoare annotation is: false [2023-11-19 07:41:35,835 INFO L895 garLoopResultBuilder]: At program point L3173(line 3173) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2023-11-19 07:41:35,835 INFO L899 garLoopResultBuilder]: For program point L3140-1(lines 3123 3144) no Hoare annotation was computed. [2023-11-19 07:41:35,835 INFO L899 garLoopResultBuilder]: For program point L3201-1(line 3201) no Hoare annotation was computed. [2023-11-19 07:41:35,835 INFO L899 garLoopResultBuilder]: For program point rdev_get_drvdataEXIT(lines 3200 3202) no Hoare annotation was computed. [2023-11-19 07:41:35,836 INFO L895 garLoopResultBuilder]: At program point L3201(line 3201) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_retval_1~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-19 07:41:35,836 INFO L899 garLoopResultBuilder]: For program point rdev_get_drvdataFINAL(lines 3200 3202) no Hoare annotation was computed. [2023-11-19 07:41:35,836 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 3200 3202) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_retval_1~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-19 07:41:35,836 INFO L899 garLoopResultBuilder]: For program point IS_ERRFINAL(lines 2172 2178) no Hoare annotation was computed. [2023-11-19 07:41:35,836 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2172 2178) the Hoare annotation is: true [2023-11-19 07:41:35,836 INFO L899 garLoopResultBuilder]: For program point IS_ERREXIT(lines 2172 2178) no Hoare annotation was computed. [2023-11-19 07:41:35,836 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expect_returnLabel#1(lines 2691 2696) no Hoare annotation was computed. [2023-11-19 07:41:35,840 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:41:35,842 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:41:35,847 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:41:35 BoogieIcfgContainer [2023-11-19 07:41:35,847 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:41:35,848 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:41:35,848 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:41:35,848 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:41:35,848 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:41:30" (3/4) ... [2023-11-19 07:41:35,850 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 07:41:35,855 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2023-11-19 07:41:35,855 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_mtx_of_isl_pmic [2023-11-19 07:41:35,855 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2023-11-19 07:41:35,855 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2023-11-19 07:41:35,855 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure regulator_unregister [2023-11-19 07:41:35,855 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2023-11-19 07:41:35,856 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_mtx_of_isl_pmic [2023-11-19 07:41:35,856 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure rdev_get_drvdata [2023-11-19 07:41:35,856 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure regulator_list_voltage_linear [2023-11-19 07:41:35,856 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_err [2023-11-19 07:41:35,856 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2023-11-19 07:41:35,873 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 68 nodes and edges [2023-11-19 07:41:35,875 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2023-11-19 07:41:35,876 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-19 07:41:35,878 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-19 07:41:35,880 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 07:41:36,093 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afcc7da-3f2d-411c-8037-c76d1d7ba0b5/bin/uautomizer-verify-uCwYo4JHxu/witness.graphml [2023-11-19 07:41:36,093 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afcc7da-3f2d-411c-8037-c76d1d7ba0b5/bin/uautomizer-verify-uCwYo4JHxu/witness.yml [2023-11-19 07:41:36,094 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:41:36,094 INFO L158 Benchmark]: Toolchain (without parser) took 8209.94ms. Allocated memory was 140.5MB in the beginning and 278.9MB in the end (delta: 138.4MB). Free memory was 104.6MB in the beginning and 220.0MB in the end (delta: -115.4MB). Peak memory consumption was 173.8MB. Max. memory is 16.1GB. [2023-11-19 07:41:36,095 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 107.0MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:41:36,095 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1222.41ms. Allocated memory was 140.5MB in the beginning and 201.3MB in the end (delta: 60.8MB). Free memory was 104.2MB in the beginning and 147.1MB in the end (delta: -43.0MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. [2023-11-19 07:41:36,096 INFO L158 Benchmark]: Boogie Procedure Inliner took 125.55ms. Allocated memory is still 201.3MB. Free memory was 147.1MB in the beginning and 141.8MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 07:41:36,096 INFO L158 Benchmark]: Boogie Preprocessor took 82.51ms. Allocated memory is still 201.3MB. Free memory was 141.8MB in the beginning and 136.7MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:41:36,096 INFO L158 Benchmark]: RCFGBuilder took 1461.84ms. Allocated memory is still 201.3MB. Free memory was 136.7MB in the beginning and 125.3MB in the end (delta: 11.4MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-19 07:41:36,097 INFO L158 Benchmark]: TraceAbstraction took 5060.68ms. Allocated memory was 201.3MB in the beginning and 278.9MB in the end (delta: 77.6MB). Free memory was 124.3MB in the beginning and 75.7MB in the end (delta: 48.6MB). Peak memory consumption was 129.3MB. Max. memory is 16.1GB. [2023-11-19 07:41:36,097 INFO L158 Benchmark]: Witness Printer took 246.23ms. Allocated memory is still 278.9MB. Free memory was 75.7MB in the beginning and 220.0MB in the end (delta: -144.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:41:36,099 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68ms. Allocated memory is still 107.0MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1222.41ms. Allocated memory was 140.5MB in the beginning and 201.3MB in the end (delta: 60.8MB). Free memory was 104.2MB in the beginning and 147.1MB in the end (delta: -43.0MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 125.55ms. Allocated memory is still 201.3MB. Free memory was 147.1MB in the beginning and 141.8MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.51ms. Allocated memory is still 201.3MB. Free memory was 141.8MB in the beginning and 136.7MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1461.84ms. Allocated memory is still 201.3MB. Free memory was 136.7MB in the beginning and 125.3MB in the end (delta: 11.4MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * TraceAbstraction took 5060.68ms. Allocated memory was 201.3MB in the beginning and 278.9MB in the end (delta: 77.6MB). Free memory was 124.3MB in the beginning and 75.7MB in the end (delta: 48.6MB). Peak memory consumption was 129.3MB. Max. memory is 16.1GB. * Witness Printer took 246.23ms. Allocated memory is still 278.9MB. Free memory was 75.7MB in the beginning and 220.0MB in the end (delta: -144.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 2687]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 12 procedures, 186 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.0s, OverallIterations: 8, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1609 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1593 mSDsluCounter, 2960 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1140 mSDsCounter, 125 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 355 IncrementalHoareTripleChecker+Invalid, 480 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 125 mSolverCounterUnsat, 1820 mSDtfsCounter, 355 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=529occurred in iteration=7, InterpolantAutomatonStates: 34, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 8 MinimizatonAttempts, 31 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 40 LocationsWithAnnotation, 231 PreInvPairs, 289 NumberOfFragments, 522 HoareAnnotationTreeSize, 231 FomulaSimplifications, 36 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 40 FomulaSimplificationsInter, 2356 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 206 NumberOfCodeBlocks, 206 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 198 ConstructedInterpolants, 0 QuantifiedInterpolants, 394 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 3/3 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-19 07:41:36,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afcc7da-3f2d-411c-8037-c76d1d7ba0b5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE