./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.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 overflows Using default analysis Version e7bb482b 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_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/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_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b7b42d40a01333bd7cf600d1931e5c326b61c631d3a1040aaad3e0a3658ee3cf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:38:30,285 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:38:30,386 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-11-06 22:38:30,393 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:38:30,394 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:38:30,427 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:38:30,428 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:38:30,429 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:38:30,430 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:38:30,430 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:38:30,432 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:38:30,432 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:38:30,433 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:38:30,434 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:38:30,435 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:38:30,435 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:38:30,436 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:38:30,437 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:38:30,437 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:38:30,438 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:38:30,439 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-06 22:38:30,440 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:38:30,440 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:38:30,441 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:38:30,442 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:38:30,442 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:38:30,443 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:38:30,444 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:38:30,444 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:38:30,445 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:38:30,446 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:38:30,446 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:38:30,447 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:38:30,447 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:38:30,448 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:38:30,448 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:38:30,449 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:38:30,450 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:38:30,450 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_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b7b42d40a01333bd7cf600d1931e5c326b61c631d3a1040aaad3e0a3658ee3cf [2023-11-06 22:38:30,838 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:38:30,877 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:38:30,881 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:38:30,882 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:38:30,883 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:38:30,885 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i [2023-11-06 22:38:34,621 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:38:35,092 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:38:35,092 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i [2023-11-06 22:38:35,126 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/data/bea6f6eed/38edad5d76e44bb0bc2d445517a71604/FLAG952bd7d4b [2023-11-06 22:38:35,145 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/data/bea6f6eed/38edad5d76e44bb0bc2d445517a71604 [2023-11-06 22:38:35,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:38:35,158 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:38:35,161 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:38:35,162 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:38:35,169 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:38:35,170 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:38:35" (1/1) ... [2023-11-06 22:38:35,171 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6170af63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:35, skipping insertion in model container [2023-11-06 22:38:35,172 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:38:35" (1/1) ... [2023-11-06 22:38:35,293 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:38:36,275 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:38:36,332 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:38:36,663 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:38:36,745 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:38:36,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:36 WrapperNode [2023-11-06 22:38:36,746 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:38:36,747 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:38:36,747 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:38:36,748 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:38:36,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:36" (1/1) ... [2023-11-06 22:38:36,804 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:36" (1/1) ... [2023-11-06 22:38:36,920 INFO L138 Inliner]: procedures = 99, calls = 349, calls flagged for inlining = 41, calls inlined = 33, statements flattened = 779 [2023-11-06 22:38:36,921 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:38:36,921 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:38:36,922 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:38:36,922 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:38:36,936 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:36" (1/1) ... [2023-11-06 22:38:36,937 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:36" (1/1) ... [2023-11-06 22:38:36,962 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:36" (1/1) ... [2023-11-06 22:38:36,963 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:36" (1/1) ... [2023-11-06 22:38:37,034 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:36" (1/1) ... [2023-11-06 22:38:37,052 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:36" (1/1) ... [2023-11-06 22:38:37,058 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:36" (1/1) ... [2023-11-06 22:38:37,063 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:36" (1/1) ... [2023-11-06 22:38:37,089 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:38:37,090 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:38:37,091 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:38:37,091 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:38:37,092 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:36" (1/1) ... [2023-11-06 22:38:37,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:38:37,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:38:37,146 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:38:37,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:38:37,198 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_list_voltage_linear [2023-11-06 22:38:37,198 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_list_voltage_linear [2023-11-06 22:38:37,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-06 22:38:37,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-06 22:38:37,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:38:37,199 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-06 22:38:37,199 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-06 22:38:37,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-06 22:38:37,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-06 22:38:37,200 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_unregister [2023-11-06 22:38:37,200 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_unregister [2023-11-06 22:38:37,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 22:38:37,200 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-11-06 22:38:37,200 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-11-06 22:38:37,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:38:37,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-06 22:38:37,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:38:37,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-06 22:38:37,201 INFO L130 BoogieDeclarations]: Found specification of procedure rdev_get_drvdata [2023-11-06 22:38:37,202 INFO L138 BoogieDeclarations]: Found implementation of procedure rdev_get_drvdata [2023-11-06 22:38:37,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:38:37,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mtx_of_isl_pmic [2023-11-06 22:38:37,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mtx_of_isl_pmic [2023-11-06 22:38:37,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-06 22:38:37,203 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-06 22:38:37,203 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-06 22:38:37,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:38:37,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mtx_of_isl_pmic [2023-11-06 22:38:37,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mtx_of_isl_pmic [2023-11-06 22:38:37,204 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:38:37,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:38:37,204 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-06 22:38:37,204 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-06 22:38:37,521 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:38:37,523 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:38:38,544 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:38:38,555 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:38:38,556 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-06 22:38:38,559 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:38:38 BoogieIcfgContainer [2023-11-06 22:38:38,560 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:38:38,563 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:38:38,563 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:38:38,567 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:38:38,568 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:38:35" (1/3) ... [2023-11-06 22:38:38,569 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4496ff9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:38:38, skipping insertion in model container [2023-11-06 22:38:38,570 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:36" (2/3) ... [2023-11-06 22:38:38,570 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4496ff9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:38:38, skipping insertion in model container [2023-11-06 22:38:38,570 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:38:38" (3/3) ... [2023-11-06 22:38:38,572 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i [2023-11-06 22:38:38,598 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:38:38,599 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2023-11-06 22:38:38,693 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:38:38,702 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1e9d34d0, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:38:38,703 INFO L358 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2023-11-06 22:38:38,713 INFO L276 IsEmpty]: Start isEmpty. Operand has 206 states, 155 states have (on average 1.4129032258064516) internal successors, (219), 171 states have internal predecessors, (219), 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) [2023-11-06 22:38:38,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-06 22:38:38,731 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:38:38,731 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:38:38,732 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-06 22:38:38,740 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:38:38,741 INFO L85 PathProgramCache]: Analyzing trace with hash -1856962419, now seen corresponding path program 1 times [2023-11-06 22:38:38,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:38:38,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080729720] [2023-11-06 22:38:38,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:38,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:38:39,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:39,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:38:39,394 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:38:39,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080729720] [2023-11-06 22:38:39,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1080729720] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:38:39,396 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:38:39,396 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:38:39,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480350831] [2023-11-06 22:38:39,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:38:39,405 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:38:39,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:38:39,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:38:39,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:38:39,446 INFO L87 Difference]: Start difference. First operand has 206 states, 155 states have (on average 1.4129032258064516) internal successors, (219), 171 states have internal predecessors, (219), 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 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2023-11-06 22:38:39,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:38:39,744 INFO L93 Difference]: Finished difference Result 532 states and 743 transitions. [2023-11-06 22:38:39,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:38:39,749 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), 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) Word has length 17 [2023-11-06 22:38:39,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:38:39,764 INFO L225 Difference]: With dead ends: 532 [2023-11-06 22:38:39,764 INFO L226 Difference]: Without dead ends: 291 [2023-11-06 22:38:39,771 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 [2023-11-06 22:38:39,775 INFO L413 NwaCegarLoop]: 267 mSDtfsCounter, 165 mSDsluCounter, 254 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 521 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:38:39,777 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 521 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:38:39,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2023-11-06 22:38:39,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 291. [2023-11-06 22:38:39,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 291 states, 223 states have (on average 1.3677130044843049) internal successors, (305), 232 states have internal predecessors, (305), 39 states have call successors, (39), 19 states have call predecessors, (39), 19 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2023-11-06 22:38:39,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 383 transitions. [2023-11-06 22:38:39,891 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 383 transitions. Word has length 17 [2023-11-06 22:38:39,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:38:39,892 INFO L495 AbstractCegarLoop]: Abstraction has 291 states and 383 transitions. [2023-11-06 22:38:39,892 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), 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) [2023-11-06 22:38:39,893 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 383 transitions. [2023-11-06 22:38:39,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-06 22:38:39,897 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:38:39,897 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-06 22:38:39,898 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:38:39,898 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-06 22:38:39,899 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:38:39,899 INFO L85 PathProgramCache]: Analyzing trace with hash 1941759257, now seen corresponding path program 1 times [2023-11-06 22:38:39,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:38:39,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843253150] [2023-11-06 22:38:39,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:39,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:38:40,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:40,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-06 22:38:40,269 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:38:40,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843253150] [2023-11-06 22:38:40,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843253150] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:38:40,270 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:38:40,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:38:40,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988808252] [2023-11-06 22:38:40,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:38:40,274 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:38:40,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:38:40,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:38:40,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:38:40,282 INFO L87 Difference]: Start difference. First operand 291 states and 383 transitions. Second operand has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 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) [2023-11-06 22:38:40,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:38:40,432 INFO L93 Difference]: Finished difference Result 579 states and 763 transitions. [2023-11-06 22:38:40,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:38:40,433 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 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) Word has length 28 [2023-11-06 22:38:40,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:38:40,446 INFO L225 Difference]: With dead ends: 579 [2023-11-06 22:38:40,446 INFO L226 Difference]: Without dead ends: 575 [2023-11-06 22:38:40,448 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:38:40,450 INFO L413 NwaCegarLoop]: 236 mSDtfsCounter, 210 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 465 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:38:40,451 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [210 Valid, 465 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:38:40,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 575 states. [2023-11-06 22:38:40,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 575 to 569. [2023-11-06 22:38:40,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 569 states, 443 states have (on average 1.3611738148984198) internal successors, (603), 452 states have internal predecessors, (603), 78 states have call successors, (78), 38 states have call predecessors, (78), 38 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-06 22:38:40,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 569 states and 759 transitions. [2023-11-06 22:38:40,542 INFO L78 Accepts]: Start accepts. Automaton has 569 states and 759 transitions. Word has length 28 [2023-11-06 22:38:40,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:38:40,543 INFO L495 AbstractCegarLoop]: Abstraction has 569 states and 759 transitions. [2023-11-06 22:38:40,543 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 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) [2023-11-06 22:38:40,543 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 759 transitions. [2023-11-06 22:38:40,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-06 22:38:40,552 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:38:40,553 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-06 22:38:40,553 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:38:40,553 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-06 22:38:40,559 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:38:40,559 INFO L85 PathProgramCache]: Analyzing trace with hash -1861581244, now seen corresponding path program 1 times [2023-11-06 22:38:40,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:38:40,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5236350] [2023-11-06 22:38:40,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:40,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:38:40,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:40,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 22:38:40,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:40,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-06 22:38:40,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:40,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:38:40,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:38:40,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5236350] [2023-11-06 22:38:40,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5236350] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:38:40,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:38:40,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:38:40,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28570561] [2023-11-06 22:38:40,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:38:40,846 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:38:40,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:38:40,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:38:40,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:38:40,849 INFO L87 Difference]: Start difference. First operand 569 states and 759 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-06 22:38:41,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:38:41,513 INFO L93 Difference]: Finished difference Result 1262 states and 1687 transitions. [2023-11-06 22:38:41,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:38:41,514 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 36 [2023-11-06 22:38:41,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:38:41,521 INFO L225 Difference]: With dead ends: 1262 [2023-11-06 22:38:41,521 INFO L226 Difference]: Without dead ends: 696 [2023-11-06 22:38:41,523 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:38:41,525 INFO L413 NwaCegarLoop]: 334 mSDtfsCounter, 219 mSDsluCounter, 380 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 714 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-06 22:38:41,525 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [239 Valid, 714 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-06 22:38:41,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 696 states. [2023-11-06 22:38:41,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 696 to 671. [2023-11-06 22:38:41,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 671 states, 521 states have (on average 1.3550863723608446) internal successors, (706), 530 states have internal predecessors, (706), 92 states have call successors, (92), 48 states have call predecessors, (92), 48 states have return successors, (92), 92 states have call predecessors, (92), 92 states have call successors, (92) [2023-11-06 22:38:41,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 671 states and 890 transitions. [2023-11-06 22:38:41,583 INFO L78 Accepts]: Start accepts. Automaton has 671 states and 890 transitions. Word has length 36 [2023-11-06 22:38:41,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:38:41,583 INFO L495 AbstractCegarLoop]: Abstraction has 671 states and 890 transitions. [2023-11-06 22:38:41,584 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-06 22:38:41,584 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 890 transitions. [2023-11-06 22:38:41,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-06 22:38:41,587 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:38:41,587 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:38:41,588 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 22:38:41,588 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-06 22:38:41,589 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:38:41,589 INFO L85 PathProgramCache]: Analyzing trace with hash -171698680, now seen corresponding path program 1 times [2023-11-06 22:38:41,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:38:41,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869253124] [2023-11-06 22:38:41,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:41,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:38:41,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:41,827 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-06 22:38:41,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:38:41,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869253124] [2023-11-06 22:38:41,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869253124] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:38:41,828 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:38:41,828 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:38:41,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557041129] [2023-11-06 22:38:41,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:38:41,829 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:38:41,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:38:41,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:38:41,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:38:41,831 INFO L87 Difference]: Start difference. First operand 671 states and 890 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 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) [2023-11-06 22:38:42,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:38:42,299 INFO L93 Difference]: Finished difference Result 1395 states and 1849 transitions. [2023-11-06 22:38:42,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:38:42,300 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 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) Word has length 43 [2023-11-06 22:38:42,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:38:42,310 INFO L225 Difference]: With dead ends: 1395 [2023-11-06 22:38:42,311 INFO L226 Difference]: Without dead ends: 989 [2023-11-06 22:38:42,313 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:38:42,324 INFO L413 NwaCegarLoop]: 432 mSDtfsCounter, 285 mSDsluCounter, 571 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 285 SdHoareTripleChecker+Valid, 1003 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:38:42,326 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [285 Valid, 1003 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-06 22:38:42,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 989 states. [2023-11-06 22:38:42,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 989 to 675. [2023-11-06 22:38:42,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 675 states, 525 states have (on average 1.3523809523809525) internal successors, (710), 534 states have internal predecessors, (710), 92 states have call successors, (92), 48 states have call predecessors, (92), 48 states have return successors, (92), 92 states have call predecessors, (92), 92 states have call successors, (92) [2023-11-06 22:38:42,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 675 states and 894 transitions. [2023-11-06 22:38:42,411 INFO L78 Accepts]: Start accepts. Automaton has 675 states and 894 transitions. Word has length 43 [2023-11-06 22:38:42,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:38:42,411 INFO L495 AbstractCegarLoop]: Abstraction has 675 states and 894 transitions. [2023-11-06 22:38:42,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 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) [2023-11-06 22:38:42,412 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 894 transitions. [2023-11-06 22:38:42,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-06 22:38:42,415 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:38:42,415 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:38:42,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-06 22:38:42,416 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-06 22:38:42,416 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:38:42,416 INFO L85 PathProgramCache]: Analyzing trace with hash -1243851897, now seen corresponding path program 1 times [2023-11-06 22:38:42,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:38:42,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [751371522] [2023-11-06 22:38:42,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:42,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:38:42,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:42,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:38:42,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:42,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:38:42,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:42,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-11-06 22:38:42,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:42,617 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-06 22:38:42,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:38:42,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [751371522] [2023-11-06 22:38:42,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [751371522] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:38:42,618 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:38:42,618 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:38:42,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699933219] [2023-11-06 22:38:42,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:38:42,619 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:38:42,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:38:42,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:38:42,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:38:42,621 INFO L87 Difference]: Start difference. First operand 675 states and 894 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-06 22:38:43,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:38:43,196 INFO L93 Difference]: Finished difference Result 1299 states and 1734 transitions. [2023-11-06 22:38:43,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:38:43,197 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 53 [2023-11-06 22:38:43,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:38:43,203 INFO L225 Difference]: With dead ends: 1299 [2023-11-06 22:38:43,204 INFO L226 Difference]: Without dead ends: 734 [2023-11-06 22:38:43,205 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:38:43,206 INFO L413 NwaCegarLoop]: 209 mSDtfsCounter, 38 mSDsluCounter, 335 mSDsCounter, 0 mSdLazyCounter, 130 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 544 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:38:43,207 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 544 Invalid, 162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-06 22:38:43,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 734 states. [2023-11-06 22:38:43,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 709. [2023-11-06 22:38:43,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 709 states, 553 states have (on average 1.3381555153707052) internal successors, (740), 562 states have internal predecessors, (740), 98 states have call successors, (98), 48 states have call predecessors, (98), 48 states have return successors, (98), 98 states have call predecessors, (98), 98 states have call successors, (98) [2023-11-06 22:38:43,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 709 states and 936 transitions. [2023-11-06 22:38:43,283 INFO L78 Accepts]: Start accepts. Automaton has 709 states and 936 transitions. Word has length 53 [2023-11-06 22:38:43,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:38:43,285 INFO L495 AbstractCegarLoop]: Abstraction has 709 states and 936 transitions. [2023-11-06 22:38:43,286 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-06 22:38:43,290 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 936 transitions. [2023-11-06 22:38:43,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-06 22:38:43,292 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:38:43,293 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:38:43,293 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-06 22:38:43,293 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-06 22:38:43,294 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:38:43,294 INFO L85 PathProgramCache]: Analyzing trace with hash -1029819276, now seen corresponding path program 1 times [2023-11-06 22:38:43,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:38:43,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944463753] [2023-11-06 22:38:43,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:43,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:38:43,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:43,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:38:43,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:43,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:38:43,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:43,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-11-06 22:38:43,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:43,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-11-06 22:38:43,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:43,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 22:38:43,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:43,638 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-06 22:38:43,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:38:43,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944463753] [2023-11-06 22:38:43,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1944463753] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:38:43,639 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:38:43,640 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:38:43,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865859670] [2023-11-06 22:38:43,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:38:43,641 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:38:43,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:38:43,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:38:43,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:38:43,642 INFO L87 Difference]: Start difference. First operand 709 states and 936 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2023-11-06 22:38:44,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:38:44,424 INFO L93 Difference]: Finished difference Result 1337 states and 1770 transitions. [2023-11-06 22:38:44,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:38:44,425 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 68 [2023-11-06 22:38:44,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:38:44,431 INFO L225 Difference]: With dead ends: 1337 [2023-11-06 22:38:44,431 INFO L226 Difference]: Without dead ends: 738 [2023-11-06 22:38:44,433 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:38:44,434 INFO L413 NwaCegarLoop]: 209 mSDtfsCounter, 31 mSDsluCounter, 513 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 722 SdHoareTripleChecker+Invalid, 222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-06 22:38:44,435 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 722 Invalid, 222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 193 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-06 22:38:44,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 738 states. [2023-11-06 22:38:44,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 738 to 711. [2023-11-06 22:38:44,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 711 states, 555 states have (on average 1.3369369369369368) internal successors, (742), 564 states have internal predecessors, (742), 98 states have call successors, (98), 48 states have call predecessors, (98), 48 states have return successors, (98), 98 states have call predecessors, (98), 98 states have call successors, (98) [2023-11-06 22:38:44,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 711 states and 938 transitions. [2023-11-06 22:38:44,517 INFO L78 Accepts]: Start accepts. Automaton has 711 states and 938 transitions. Word has length 68 [2023-11-06 22:38:44,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:38:44,520 INFO L495 AbstractCegarLoop]: Abstraction has 711 states and 938 transitions. [2023-11-06 22:38:44,520 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2023-11-06 22:38:44,520 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 938 transitions. [2023-11-06 22:38:44,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-06 22:38:44,524 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:38:44,524 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:38:44,524 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-06 22:38:44,525 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-06 22:38:44,525 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:38:44,526 INFO L85 PathProgramCache]: Analyzing trace with hash -1627864972, now seen corresponding path program 1 times [2023-11-06 22:38:44,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:38:44,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498239485] [2023-11-06 22:38:44,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:44,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:38:44,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:44,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:38:44,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:44,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:38:44,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:44,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-11-06 22:38:44,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:44,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 22:38:44,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:44,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-06 22:38:44,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:44,968 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-06 22:38:44,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:38:44,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498239485] [2023-11-06 22:38:44,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498239485] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:38:44,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2013836917] [2023-11-06 22:38:44,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:44,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:38:44,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:38:44,977 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:38:45,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:38:45,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:45,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 1315 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 22:38:45,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:38:45,543 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-06 22:38:45,544 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:38:45,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2013836917] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:38:45,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:38:45,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2023-11-06 22:38:45,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275523597] [2023-11-06 22:38:45,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:38:45,546 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:38:45,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:38:45,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:38:45,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:38:45,547 INFO L87 Difference]: Start difference. First operand 711 states and 938 transitions. Second operand has 4 states, 3 states have (on average 17.666666666666668) internal successors, (53), 4 states have internal predecessors, (53), 3 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2023-11-06 22:38:45,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:38:45,992 INFO L93 Difference]: Finished difference Result 1318 states and 1745 transitions. [2023-11-06 22:38:45,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:38:45,993 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 17.666666666666668) internal successors, (53), 4 states have internal predecessors, (53), 3 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 73 [2023-11-06 22:38:45,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:38:45,998 INFO L225 Difference]: With dead ends: 1318 [2023-11-06 22:38:45,998 INFO L226 Difference]: Without dead ends: 717 [2023-11-06 22:38:46,000 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:38:46,001 INFO L413 NwaCegarLoop]: 237 mSDtfsCounter, 18 mSDsluCounter, 425 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 662 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:38:46,002 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 662 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-06 22:38:46,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 717 states. [2023-11-06 22:38:46,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 717 to 715. [2023-11-06 22:38:46,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 715 states, 561 states have (on average 1.3262032085561497) internal successors, (744), 568 states have internal predecessors, (744), 98 states have call successors, (98), 48 states have call predecessors, (98), 48 states have return successors, (98), 98 states have call predecessors, (98), 98 states have call successors, (98) [2023-11-06 22:38:46,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 715 states and 940 transitions. [2023-11-06 22:38:46,078 INFO L78 Accepts]: Start accepts. Automaton has 715 states and 940 transitions. Word has length 73 [2023-11-06 22:38:46,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:38:46,079 INFO L495 AbstractCegarLoop]: Abstraction has 715 states and 940 transitions. [2023-11-06 22:38:46,079 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 17.666666666666668) internal successors, (53), 4 states have internal predecessors, (53), 3 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2023-11-06 22:38:46,079 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 940 transitions. [2023-11-06 22:38:46,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-06 22:38:46,082 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:38:46,083 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:38:46,099 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-06 22:38:46,294 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-11-06 22:38:46,295 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-06 22:38:46,295 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:38:46,295 INFO L85 PathProgramCache]: Analyzing trace with hash 1075793584, now seen corresponding path program 1 times [2023-11-06 22:38:46,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:38:46,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224708049] [2023-11-06 22:38:46,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:46,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:38:46,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:46,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:38:46,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:46,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:38:46,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:46,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-11-06 22:38:46,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:46,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 22:38:46,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:46,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-06 22:38:46,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:46,535 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-06 22:38:46,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:38:46,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224708049] [2023-11-06 22:38:46,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224708049] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:38:46,537 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:38:46,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:38:46,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839919438] [2023-11-06 22:38:46,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:38:46,538 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:38:46,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:38:46,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:38:46,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:38:46,539 INFO L87 Difference]: Start difference. First operand 715 states and 940 transitions. Second operand has 4 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2023-11-06 22:38:47,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:38:47,199 INFO L93 Difference]: Finished difference Result 742 states and 979 transitions. [2023-11-06 22:38:47,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:38:47,200 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 74 [2023-11-06 22:38:47,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:38:47,205 INFO L225 Difference]: With dead ends: 742 [2023-11-06 22:38:47,205 INFO L226 Difference]: Without dead ends: 740 [2023-11-06 22:38:47,206 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:38:47,207 INFO L413 NwaCegarLoop]: 202 mSDtfsCounter, 37 mSDsluCounter, 319 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 521 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-06 22:38:47,207 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 521 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-06 22:38:47,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 740 states. [2023-11-06 22:38:47,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 740 to 709. [2023-11-06 22:38:47,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 709 states, 557 states have (on average 1.3177737881508078) internal successors, (734), 562 states have internal predecessors, (734), 98 states have call successors, (98), 48 states have call predecessors, (98), 48 states have return successors, (98), 98 states have call predecessors, (98), 98 states have call successors, (98) [2023-11-06 22:38:47,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 709 states and 930 transitions. [2023-11-06 22:38:47,263 INFO L78 Accepts]: Start accepts. Automaton has 709 states and 930 transitions. Word has length 74 [2023-11-06 22:38:47,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:38:47,263 INFO L495 AbstractCegarLoop]: Abstraction has 709 states and 930 transitions. [2023-11-06 22:38:47,264 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2023-11-06 22:38:47,264 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 930 transitions. [2023-11-06 22:38:47,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-06 22:38:47,266 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:38:47,267 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:38:47,267 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-06 22:38:47,267 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-06 22:38:47,268 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:38:47,268 INFO L85 PathProgramCache]: Analyzing trace with hash 1090882038, now seen corresponding path program 1 times [2023-11-06 22:38:47,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:38:47,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56354607] [2023-11-06 22:38:47,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:47,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:38:47,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:47,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:38:47,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:47,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:38:47,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:47,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-11-06 22:38:47,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:47,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-06 22:38:47,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:47,544 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-06 22:38:47,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:38:47,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56354607] [2023-11-06 22:38:47,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [56354607] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:38:47,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [560642657] [2023-11-06 22:38:47,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:47,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:38:47,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:38:47,547 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:38:47,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 22:38:48,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:48,018 INFO L262 TraceCheckSpWp]: Trace formula consists of 1330 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 22:38:48,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:38:48,052 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-06 22:38:48,052 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:38:48,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [560642657] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:38:48,053 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:38:48,053 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2023-11-06 22:38:48,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276035353] [2023-11-06 22:38:48,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:38:48,054 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:38:48,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:38:48,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:38:48,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:38:48,057 INFO L87 Difference]: Start difference. First operand 709 states and 930 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-06 22:38:48,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:38:48,130 INFO L93 Difference]: Finished difference Result 1136 states and 1493 transitions. [2023-11-06 22:38:48,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:38:48,131 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 80 [2023-11-06 22:38:48,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:38:48,137 INFO L225 Difference]: With dead ends: 1136 [2023-11-06 22:38:48,137 INFO L226 Difference]: Without dead ends: 715 [2023-11-06 22:38:48,141 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:38:48,144 INFO L413 NwaCegarLoop]: 232 mSDtfsCounter, 5 mSDsluCounter, 227 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 459 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:38:48,144 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 459 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:38:48,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 715 states. [2023-11-06 22:38:48,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 715 to 715. [2023-11-06 22:38:48,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 715 states, 562 states have (on average 1.3167259786476868) internal successors, (740), 567 states have internal predecessors, (740), 99 states have call successors, (99), 48 states have call predecessors, (99), 48 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2023-11-06 22:38:48,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 715 states and 938 transitions. [2023-11-06 22:38:48,201 INFO L78 Accepts]: Start accepts. Automaton has 715 states and 938 transitions. Word has length 80 [2023-11-06 22:38:48,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:38:48,201 INFO L495 AbstractCegarLoop]: Abstraction has 715 states and 938 transitions. [2023-11-06 22:38:48,201 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-06 22:38:48,202 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 938 transitions. [2023-11-06 22:38:48,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-06 22:38:48,207 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:38:48,207 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:38:48,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:38:48,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2023-11-06 22:38:48,415 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-06 22:38:48,416 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:38:48,416 INFO L85 PathProgramCache]: Analyzing trace with hash 178679306, now seen corresponding path program 1 times [2023-11-06 22:38:48,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:38:48,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547702415] [2023-11-06 22:38:48,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:48,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:38:48,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:48,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:38:48,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:48,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:38:48,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:48,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-11-06 22:38:48,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:48,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-06 22:38:48,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:48,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-06 22:38:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:48,669 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-06 22:38:48,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:38:48,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547702415] [2023-11-06 22:38:48,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547702415] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:38:48,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1390663851] [2023-11-06 22:38:48,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:48,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:38:48,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:38:48,672 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:38:48,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 22:38:49,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:49,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 1341 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 22:38:49,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:38:49,194 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-06 22:38:49,194 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:38:49,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1390663851] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:38:49,195 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:38:49,195 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2023-11-06 22:38:49,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270014584] [2023-11-06 22:38:49,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:38:49,197 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:38:49,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:38:49,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:38:49,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:38:49,198 INFO L87 Difference]: Start difference. First operand 715 states and 938 transitions. Second operand has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2023-11-06 22:38:49,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:38:49,252 INFO L93 Difference]: Finished difference Result 715 states and 938 transitions. [2023-11-06 22:38:49,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:38:49,253 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 84 [2023-11-06 22:38:49,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:38:49,258 INFO L225 Difference]: With dead ends: 715 [2023-11-06 22:38:49,259 INFO L226 Difference]: Without dead ends: 714 [2023-11-06 22:38:49,259 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:38:49,260 INFO L413 NwaCegarLoop]: 230 mSDtfsCounter, 4 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 454 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:38:49,261 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 454 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:38:49,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 714 states. [2023-11-06 22:38:49,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 714 to 714. [2023-11-06 22:38:49,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 714 states, 562 states have (on average 1.313167259786477) internal successors, (738), 566 states have internal predecessors, (738), 99 states have call successors, (99), 48 states have call predecessors, (99), 48 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2023-11-06 22:38:49,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 714 states and 936 transitions. [2023-11-06 22:38:49,316 INFO L78 Accepts]: Start accepts. Automaton has 714 states and 936 transitions. Word has length 84 [2023-11-06 22:38:49,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:38:49,316 INFO L495 AbstractCegarLoop]: Abstraction has 714 states and 936 transitions. [2023-11-06 22:38:49,317 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2023-11-06 22:38:49,317 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 936 transitions. [2023-11-06 22:38:49,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-06 22:38:49,322 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:38:49,322 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:38:49,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:38:49,530 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-06 22:38:49,531 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-06 22:38:49,531 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:38:49,531 INFO L85 PathProgramCache]: Analyzing trace with hash -2141796064, now seen corresponding path program 1 times [2023-11-06 22:38:49,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:38:49,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367171850] [2023-11-06 22:38:49,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:49,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:38:49,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:49,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:38:49,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:49,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:38:49,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:49,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-11-06 22:38:49,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:49,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-06 22:38:49,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:49,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-06 22:38:49,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:49,798 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-06 22:38:49,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:38:49,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367171850] [2023-11-06 22:38:49,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367171850] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:38:49,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1145544553] [2023-11-06 22:38:49,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:49,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:38:49,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:38:49,801 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:38:49,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 22:38:50,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:50,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 1352 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 22:38:50,309 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:38:50,361 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-06 22:38:50,362 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:38:50,443 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-06 22:38:50,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1145544553] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:38:50,444 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 22:38:50,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 7 [2023-11-06 22:38:50,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417014643] [2023-11-06 22:38:50,444 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 22:38:50,445 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:38:50,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:38:50,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:38:50,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:38:50,447 INFO L87 Difference]: Start difference. First operand 714 states and 936 transitions. Second operand has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 6 states have internal predecessors, (101), 5 states have call successors, (13), 3 states have call predecessors, (13), 2 states have return successors, (11), 5 states have call predecessors, (11), 5 states have call successors, (11) [2023-11-06 22:38:51,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:38:51,317 INFO L93 Difference]: Finished difference Result 1397 states and 1834 transitions. [2023-11-06 22:38:51,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:38:51,318 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 6 states have internal predecessors, (101), 5 states have call successors, (13), 3 states have call predecessors, (13), 2 states have return successors, (11), 5 states have call predecessors, (11), 5 states have call successors, (11) Word has length 89 [2023-11-06 22:38:51,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:38:51,323 INFO L225 Difference]: With dead ends: 1397 [2023-11-06 22:38:51,323 INFO L226 Difference]: Without dead ends: 793 [2023-11-06 22:38:51,325 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 184 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:38:51,326 INFO L413 NwaCegarLoop]: 201 mSDtfsCounter, 58 mSDsluCounter, 678 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 879 SdHoareTripleChecker+Invalid, 281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-06 22:38:51,326 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 879 Invalid, 281 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 245 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-06 22:38:51,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 793 states. [2023-11-06 22:38:51,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 793 to 744. [2023-11-06 22:38:51,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 744 states, 588 states have (on average 1.3027210884353742) internal successors, (766), 592 states have internal predecessors, (766), 103 states have call successors, (103), 48 states have call predecessors, (103), 48 states have return successors, (103), 103 states have call predecessors, (103), 103 states have call successors, (103) [2023-11-06 22:38:51,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 744 states and 972 transitions. [2023-11-06 22:38:51,386 INFO L78 Accepts]: Start accepts. Automaton has 744 states and 972 transitions. Word has length 89 [2023-11-06 22:38:51,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:38:51,387 INFO L495 AbstractCegarLoop]: Abstraction has 744 states and 972 transitions. [2023-11-06 22:38:51,387 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 6 states have internal predecessors, (101), 5 states have call successors, (13), 3 states have call predecessors, (13), 2 states have return successors, (11), 5 states have call predecessors, (11), 5 states have call successors, (11) [2023-11-06 22:38:51,387 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 972 transitions. [2023-11-06 22:38:51,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-06 22:38:51,390 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:38:51,390 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:38:51,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:38:51,598 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-11-06 22:38:51,599 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-06 22:38:51,599 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:38:51,599 INFO L85 PathProgramCache]: Analyzing trace with hash 392351078, now seen corresponding path program 1 times [2023-11-06 22:38:51,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:38:51,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176936312] [2023-11-06 22:38:51,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:51,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:38:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:51,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:38:51,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:51,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:38:51,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:51,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-11-06 22:38:51,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:51,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-11-06 22:38:51,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:51,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:38:51,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:51,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 22:38:51,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:51,850 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-06 22:38:51,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:38:51,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176936312] [2023-11-06 22:38:51,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1176936312] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:38:51,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [274679032] [2023-11-06 22:38:51,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:51,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:38:51,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:38:51,853 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:38:51,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-06 22:38:52,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:52,318 INFO L262 TraceCheckSpWp]: Trace formula consists of 1360 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 22:38:52,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:38:52,529 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-06 22:38:52,529 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:38:52,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [274679032] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:38:52,529 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:38:52,529 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2023-11-06 22:38:52,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068997070] [2023-11-06 22:38:52,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:38:52,530 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:38:52,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:38:52,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:38:52,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:38:52,531 INFO L87 Difference]: Start difference. First operand 744 states and 972 transitions. Second operand has 4 states, 3 states have (on average 25.666666666666668) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-06 22:38:52,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:38:52,711 INFO L93 Difference]: Finished difference Result 937 states and 1224 transitions. [2023-11-06 22:38:52,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:38:52,712 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 25.666666666666668) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 93 [2023-11-06 22:38:52,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:38:52,718 INFO L225 Difference]: With dead ends: 937 [2023-11-06 22:38:52,719 INFO L226 Difference]: Without dead ends: 935 [2023-11-06 22:38:52,720 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:38:52,720 INFO L413 NwaCegarLoop]: 431 mSDtfsCounter, 354 mSDsluCounter, 165 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 354 SdHoareTripleChecker+Valid, 596 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:38:52,721 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [354 Valid, 596 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:38:52,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 935 states. [2023-11-06 22:38:52,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 935 to 742. [2023-11-06 22:38:52,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 742 states, 588 states have (on average 1.2993197278911566) internal successors, (764), 590 states have internal predecessors, (764), 103 states have call successors, (103), 48 states have call predecessors, (103), 48 states have return successors, (103), 103 states have call predecessors, (103), 103 states have call successors, (103) [2023-11-06 22:38:52,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 742 states and 970 transitions. [2023-11-06 22:38:52,786 INFO L78 Accepts]: Start accepts. Automaton has 742 states and 970 transitions. Word has length 93 [2023-11-06 22:38:52,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:38:52,786 INFO L495 AbstractCegarLoop]: Abstraction has 742 states and 970 transitions. [2023-11-06 22:38:52,786 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 25.666666666666668) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-06 22:38:52,787 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 970 transitions. [2023-11-06 22:38:52,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-06 22:38:52,789 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:38:52,790 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:38:52,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-06 22:38:52,998 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-11-06 22:38:52,999 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-06 22:38:52,999 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:38:52,999 INFO L85 PathProgramCache]: Analyzing trace with hash -722018226, now seen corresponding path program 1 times [2023-11-06 22:38:53,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:38:53,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804370967] [2023-11-06 22:38:53,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:53,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:38:53,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:53,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:38:53,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:53,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:38:53,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:53,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-11-06 22:38:53,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:53,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-11-06 22:38:53,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:53,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:38:53,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:53,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 22:38:53,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:53,240 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-06 22:38:53,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:38:53,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804370967] [2023-11-06 22:38:53,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1804370967] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:38:53,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [838374501] [2023-11-06 22:38:53,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:53,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:38:53,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:38:53,243 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:38:53,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-06 22:38:53,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:53,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 1361 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 22:38:53,717 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:38:53,895 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-06 22:38:53,895 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:38:54,093 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-06 22:38:54,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [838374501] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:38:54,094 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 22:38:54,094 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3, 3] total 9 [2023-11-06 22:38:54,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557573311] [2023-11-06 22:38:54,094 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 22:38:54,095 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 22:38:54,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:38:54,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 22:38:54,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:38:54,096 INFO L87 Difference]: Start difference. First operand 742 states and 970 transitions. Second operand has 9 states, 9 states have (on average 23.555555555555557) internal successors, (212), 8 states have internal predecessors, (212), 6 states have call successors, (18), 4 states have call predecessors, (18), 3 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) [2023-11-06 22:38:55,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:38:55,047 INFO L93 Difference]: Finished difference Result 1867 states and 2461 transitions. [2023-11-06 22:38:55,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-06 22:38:55,048 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 23.555555555555557) internal successors, (212), 8 states have internal predecessors, (212), 6 states have call successors, (18), 4 states have call predecessors, (18), 3 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) Word has length 94 [2023-11-06 22:38:55,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:38:55,058 INFO L225 Difference]: With dead ends: 1867 [2023-11-06 22:38:55,058 INFO L226 Difference]: Without dead ends: 1428 [2023-11-06 22:38:55,060 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2023-11-06 22:38:55,062 INFO L413 NwaCegarLoop]: 199 mSDtfsCounter, 1068 mSDsluCounter, 806 mSDsCounter, 0 mSdLazyCounter, 342 mSolverCounterSat, 251 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1122 SdHoareTripleChecker+Valid, 1005 SdHoareTripleChecker+Invalid, 593 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 251 IncrementalHoareTripleChecker+Valid, 342 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-06 22:38:55,062 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1122 Valid, 1005 Invalid, 593 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [251 Valid, 342 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-06 22:38:55,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1428 states. [2023-11-06 22:38:55,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1428 to 1189. [2023-11-06 22:38:55,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1189 states, 944 states have (on average 1.2966101694915255) internal successors, (1224), 945 states have internal predecessors, (1224), 166 states have call successors, (166), 77 states have call predecessors, (166), 77 states have return successors, (166), 166 states have call predecessors, (166), 166 states have call successors, (166) [2023-11-06 22:38:55,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 1189 states and 1556 transitions. [2023-11-06 22:38:55,175 INFO L78 Accepts]: Start accepts. Automaton has 1189 states and 1556 transitions. Word has length 94 [2023-11-06 22:38:55,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:38:55,176 INFO L495 AbstractCegarLoop]: Abstraction has 1189 states and 1556 transitions. [2023-11-06 22:38:55,176 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 23.555555555555557) internal successors, (212), 8 states have internal predecessors, (212), 6 states have call successors, (18), 4 states have call predecessors, (18), 3 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) [2023-11-06 22:38:55,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1556 transitions. [2023-11-06 22:38:55,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-06 22:38:55,179 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:38:55,180 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:38:55,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-06 22:38:55,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-11-06 22:38:55,389 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-06 22:38:55,390 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:38:55,390 INFO L85 PathProgramCache]: Analyzing trace with hash 1792769698, now seen corresponding path program 1 times [2023-11-06 22:38:55,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:38:55,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446255661] [2023-11-06 22:38:55,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:55,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:38:55,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:55,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:38:55,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:55,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:38:55,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:55,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-11-06 22:38:55,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:55,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-11-06 22:38:55,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:55,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:38:55,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:55,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 22:38:55,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:55,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-06 22:38:55,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:55,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-06 22:38:55,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:55,612 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-11-06 22:38:55,612 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:38:55,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446255661] [2023-11-06 22:38:55,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446255661] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:38:55,613 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:38:55,613 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:38:55,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855912672] [2023-11-06 22:38:55,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:38:55,614 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:38:55,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:38:55,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:38:55,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:38:55,615 INFO L87 Difference]: Start difference. First operand 1189 states and 1556 transitions. Second operand has 4 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-11-06 22:38:56,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:38:56,143 INFO L93 Difference]: Finished difference Result 1229 states and 1618 transitions. [2023-11-06 22:38:56,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:38:56,144 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 107 [2023-11-06 22:38:56,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:38:56,155 INFO L225 Difference]: With dead ends: 1229 [2023-11-06 22:38:56,155 INFO L226 Difference]: Without dead ends: 1228 [2023-11-06 22:38:56,156 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:38:56,157 INFO L413 NwaCegarLoop]: 205 mSDtfsCounter, 27 mSDsluCounter, 334 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 539 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:38:56,157 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 539 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-06 22:38:56,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1228 states. [2023-11-06 22:38:56,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1228 to 1178. [2023-11-06 22:38:56,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1178 states, 936 states have (on average 1.297008547008547) internal successors, (1214), 936 states have internal predecessors, (1214), 164 states have call successors, (164), 77 states have call predecessors, (164), 77 states have return successors, (164), 164 states have call predecessors, (164), 164 states have call successors, (164) [2023-11-06 22:38:56,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1178 states and 1542 transitions. [2023-11-06 22:38:56,289 INFO L78 Accepts]: Start accepts. Automaton has 1178 states and 1542 transitions. Word has length 107 [2023-11-06 22:38:56,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:38:56,290 INFO L495 AbstractCegarLoop]: Abstraction has 1178 states and 1542 transitions. [2023-11-06 22:38:56,290 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-11-06 22:38:56,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1542 transitions. [2023-11-06 22:38:56,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-06 22:38:56,297 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:38:56,297 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:38:56,297 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-11-06 22:38:56,298 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-06 22:38:56,299 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:38:56,299 INFO L85 PathProgramCache]: Analyzing trace with hash 177475298, now seen corresponding path program 1 times [2023-11-06 22:38:56,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:38:56,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900834194] [2023-11-06 22:38:56,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:56,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:38:56,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:56,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:38:56,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:56,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:38:56,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:56,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-11-06 22:38:56,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:56,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-11-06 22:38:56,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:56,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-06 22:38:56,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:56,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-06 22:38:56,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:56,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-06 22:38:56,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:56,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-06 22:38:56,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:56,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-06 22:38:56,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:56,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-06 22:38:56,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:56,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-11-06 22:38:56,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:56,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-06 22:38:56,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:56,863 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2023-11-06 22:38:56,864 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:38:56,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900834194] [2023-11-06 22:38:56,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900834194] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:38:56,864 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:38:56,864 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:38:56,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676327653] [2023-11-06 22:38:56,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:38:56,865 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:38:56,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:38:56,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:38:56,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:38:56,866 INFO L87 Difference]: Start difference. First operand 1178 states and 1542 transitions. Second operand has 4 states, 4 states have (on average 23.25) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-06 22:38:57,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:38:57,541 INFO L93 Difference]: Finished difference Result 2062 states and 2705 transitions. [2023-11-06 22:38:57,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:38:57,542 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 170 [2023-11-06 22:38:57,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:38:57,549 INFO L225 Difference]: With dead ends: 2062 [2023-11-06 22:38:57,550 INFO L226 Difference]: Without dead ends: 994 [2023-11-06 22:38:57,553 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:38:57,554 INFO L413 NwaCegarLoop]: 334 mSDtfsCounter, 180 mSDsluCounter, 411 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 197 SdHoareTripleChecker+Valid, 745 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:38:57,554 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [197 Valid, 745 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-06 22:38:57,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 994 states. [2023-11-06 22:38:57,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 994 to 964. [2023-11-06 22:38:57,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 964 states, 772 states have (on average 1.2797927461139897) internal successors, (988), 772 states have internal predecessors, (988), 132 states have call successors, (132), 59 states have call predecessors, (132), 59 states have return successors, (132), 132 states have call predecessors, (132), 132 states have call successors, (132) [2023-11-06 22:38:57,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 964 states and 1252 transitions. [2023-11-06 22:38:57,664 INFO L78 Accepts]: Start accepts. Automaton has 964 states and 1252 transitions. Word has length 170 [2023-11-06 22:38:57,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:38:57,665 INFO L495 AbstractCegarLoop]: Abstraction has 964 states and 1252 transitions. [2023-11-06 22:38:57,665 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-06 22:38:57,665 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1252 transitions. [2023-11-06 22:38:57,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-06 22:38:57,670 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:38:57,671 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1] [2023-11-06 22:38:57,671 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-11-06 22:38:57,671 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-06 22:38:57,671 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:38:57,672 INFO L85 PathProgramCache]: Analyzing trace with hash 1026693346, now seen corresponding path program 2 times [2023-11-06 22:38:57,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:38:57,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767493259] [2023-11-06 22:38:57,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:57,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:38:57,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:58,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:38:58,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:58,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:38:58,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:58,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-11-06 22:38:58,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:58,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-11-06 22:38:58,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:58,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-06 22:38:58,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:58,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-06 22:38:58,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:58,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-06 22:38:58,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:58,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-11-06 22:38:58,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:58,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-06 22:38:58,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:58,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2023-11-06 22:38:58,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:58,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-06 22:38:58,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:58,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2023-11-06 22:38:58,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:58,087 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2023-11-06 22:38:58,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:38:58,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767493259] [2023-11-06 22:38:58,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [767493259] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:38:58,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:38:58,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:38:58,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347364299] [2023-11-06 22:38:58,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:38:58,088 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:38:58,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:38:58,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:38:58,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:38:58,090 INFO L87 Difference]: Start difference. First operand 964 states and 1252 transitions. Second operand has 4 states, 4 states have (on average 26.25) internal successors, (105), 3 states have internal predecessors, (105), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-06 22:38:58,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:38:58,607 INFO L93 Difference]: Finished difference Result 1302 states and 1694 transitions. [2023-11-06 22:38:58,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:38:58,607 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.25) internal successors, (105), 3 states have internal predecessors, (105), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 192 [2023-11-06 22:38:58,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:38:58,608 INFO L225 Difference]: With dead ends: 1302 [2023-11-06 22:38:58,608 INFO L226 Difference]: Without dead ends: 0 [2023-11-06 22:38:58,610 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:38:58,611 INFO L413 NwaCegarLoop]: 318 mSDtfsCounter, 192 mSDsluCounter, 333 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 651 SdHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:38:58,611 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [210 Valid, 651 Invalid, 163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-06 22:38:58,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-06 22:38:58,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-06 22:38:58,612 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) [2023-11-06 22:38:58,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-06 22:38:58,613 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 192 [2023-11-06 22:38:58,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:38:58,613 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:38:58,613 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.25) internal successors, (105), 3 states have internal predecessors, (105), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-06 22:38:58,614 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-06 22:38:58,614 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-06 22:38:58,616 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 10 remaining) [2023-11-06 22:38:58,617 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 10 remaining) [2023-11-06 22:38:58,617 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 10 remaining) [2023-11-06 22:38:58,617 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 10 remaining) [2023-11-06 22:38:58,617 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 10 remaining) [2023-11-06 22:38:58,617 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 10 remaining) [2023-11-06 22:38:58,618 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 10 remaining) [2023-11-06 22:38:58,618 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 10 remaining) [2023-11-06 22:38:58,618 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 10 remaining) [2023-11-06 22:38:58,618 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 10 remaining) [2023-11-06 22:38:58,618 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-11-06 22:38:58,620 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-06 22:39:00,581 INFO L899 garLoopResultBuilder]: For program point L2945(lines 2945 2948) no Hoare annotation was computed. [2023-11-06 22:39:00,581 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_lock_mtx_of_isl_pmicEXIT(lines 2942 2952) no Hoare annotation was computed. [2023-11-06 22:39:00,581 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2942 2952) the Hoare annotation is: true [2023-11-06 22:39:00,582 INFO L899 garLoopResultBuilder]: For program point L2947-1(lines 2945 2948) no Hoare annotation was computed. [2023-11-06 22:39:00,582 INFO L902 garLoopResultBuilder]: At program point L2947(line 2947) the Hoare annotation is: true [2023-11-06 22:39:00,582 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_lock_mtx_of_isl_pmicFINAL(lines 2942 2952) no Hoare annotation was computed. [2023-11-06 22:39:00,582 INFO L899 garLoopResultBuilder]: For program point L3005-1(lines 3003 3006) no Hoare annotation was computed. [2023-11-06 22:39:00,582 INFO L902 garLoopResultBuilder]: At program point L3005(line 3005) the Hoare annotation is: true [2023-11-06 22:39:00,582 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_unlock_mtx_of_isl_pmicEXIT(lines 3000 3010) no Hoare annotation was computed. [2023-11-06 22:39:00,582 INFO L899 garLoopResultBuilder]: For program point L3003(lines 3003 3006) no Hoare annotation was computed. [2023-11-06 22:39:00,582 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3000 3010) the Hoare annotation is: true [2023-11-06 22:39:00,582 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_unlock_mtx_of_isl_pmicFINAL(lines 3000 3010) no Hoare annotation was computed. [2023-11-06 22:39:00,582 INFO L899 garLoopResultBuilder]: For program point regulator_list_voltage_linearFINAL(lines 3204 3206) no Hoare annotation was computed. [2023-11-06 22:39:00,583 INFO L899 garLoopResultBuilder]: For program point regulator_list_voltage_linearEXIT(lines 3204 3206) no Hoare annotation was computed. [2023-11-06 22:39:00,583 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3204 3206) the Hoare annotation is: true [2023-11-06 22:39:00,583 INFO L899 garLoopResultBuilder]: For program point dev_errFINAL(lines 3149 3151) no Hoare annotation was computed. [2023-11-06 22:39:00,583 INFO L899 garLoopResultBuilder]: For program point dev_errEXIT(lines 3149 3151) no Hoare annotation was computed. [2023-11-06 22:39:00,583 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3149 3151) the Hoare annotation is: true [2023-11-06 22:39:00,583 INFO L899 garLoopResultBuilder]: For program point mutex_unlockEXIT(lines 3197 3199) no Hoare annotation was computed. [2023-11-06 22:39:00,583 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3197 3199) the Hoare annotation is: true [2023-11-06 22:39:00,583 INFO L899 garLoopResultBuilder]: For program point mutex_unlockFINAL(lines 3197 3199) no Hoare annotation was computed. [2023-11-06 22:39:00,583 INFO L902 garLoopResultBuilder]: At program point L3162(line 3162) the Hoare annotation is: true [2023-11-06 22:39:00,583 INFO L899 garLoopResultBuilder]: For program point L3160(line 3160) no Hoare annotation was computed. [2023-11-06 22:39:00,584 INFO L899 garLoopResultBuilder]: For program point L3162-1(line 3162) no Hoare annotation was computed. [2023-11-06 22:39:00,584 INFO L899 garLoopResultBuilder]: For program point L3156(line 3156) no Hoare annotation was computed. [2023-11-06 22:39:00,584 INFO L899 garLoopResultBuilder]: For program point L3155(lines 3155 3157) no Hoare annotation was computed. [2023-11-06 22:39:00,584 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 3158 3164) no Hoare annotation was computed. [2023-11-06 22:39:00,584 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 3158 3164) the Hoare annotation is: (let ((.cse0 (< ~ref_cnt~0 0)) (.cse1 (< 0 ~ref_cnt~0)) (.cse2 (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) (.cse3 (not (= ~ldv_state_variable_0~0 3)))) (and (or (not (= ~ldv_state_variable_1~0 0)) .cse0 .cse1 .cse2) (or .cse0 (not (= ~ldv_state_variable_1~0 1)) .cse1 .cse2 .cse3) (or (not (= ~ldv_state_variable_1~0 2)) .cse2 .cse3 (< 1 ~ref_cnt~0) (< ~ref_cnt~0 1)))) [2023-11-06 22:39:00,584 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 3158 3164) no Hoare annotation was computed. [2023-11-06 22:39:00,585 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 2684 2689) no Hoare annotation was computed. [2023-11-06 22:39:00,585 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 2684 2689) the Hoare annotation is: true [2023-11-06 22:39:00,585 INFO L899 garLoopResultBuilder]: For program point L12(line 12) no Hoare annotation was computed. [2023-11-06 22:39:00,585 INFO L899 garLoopResultBuilder]: For program point L12-2(line 12) no Hoare annotation was computed. [2023-11-06 22:39:00,585 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 2684 2689) no Hoare annotation was computed. [2023-11-06 22:39:00,585 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3214 3216) the Hoare annotation is: true [2023-11-06 22:39:00,585 INFO L899 garLoopResultBuilder]: For program point regulator_unregisterFINAL(lines 3214 3216) no Hoare annotation was computed. [2023-11-06 22:39:00,585 INFO L899 garLoopResultBuilder]: For program point regulator_unregisterEXIT(lines 3214 3216) no Hoare annotation was computed. [2023-11-06 22:39:00,585 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3190 3192) the Hoare annotation is: true [2023-11-06 22:39:00,586 INFO L899 garLoopResultBuilder]: For program point mutex_lockFINAL(lines 3190 3192) no Hoare annotation was computed. [2023-11-06 22:39:00,586 INFO L899 garLoopResultBuilder]: For program point mutex_lockEXIT(lines 3190 3192) no Hoare annotation was computed. [2023-11-06 22:39:00,586 INFO L899 garLoopResultBuilder]: For program point L2529(lines 2529 2533) no Hoare annotation was computed. [2023-11-06 22:39:00,586 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2368) no Hoare annotation was computed. [2023-11-06 22:39:00,586 INFO L895 garLoopResultBuilder]: At program point L2678(line 2678) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 3)) (.cse1 (= ~ref_cnt~0 0))) (or (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) .cse0) (and (= ~ldv_state_variable_1~0 1) .cse1 .cse0) (and (= ~ldv_state_variable_1~0 0) .cse1))) [2023-11-06 22:39:00,586 INFO L895 garLoopResultBuilder]: At program point ldv_initialize_returnLabel#1(lines 3113 3122) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 0) (= ~ref_cnt~0 0)) [2023-11-06 22:39:00,586 INFO L895 garLoopResultBuilder]: At program point isl6271a_remove_returnLabel#1(lines 2378 2399) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) (<= 0 |ULTIMATE.start_isl6271a_remove_~i~1#1|) (= ~ldv_state_variable_0~0 3)) [2023-11-06 22:39:00,587 INFO L895 garLoopResultBuilder]: At program point L2678-1(line 2678) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 3)) (.cse1 (= ~ref_cnt~0 0))) (or (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) .cse0) (and (= ~ldv_state_variable_1~0 1) .cse1 .cse0) (and (= ~ldv_state_variable_1~0 0) .cse1))) [2023-11-06 22:39:00,587 INFO L899 garLoopResultBuilder]: For program point L2480(line 2480) no Hoare annotation was computed. [2023-11-06 22:39:00,587 INFO L899 garLoopResultBuilder]: For program point L2249(line 2249) no Hoare annotation was computed. [2023-11-06 22:39:00,587 INFO L895 garLoopResultBuilder]: At program point L2662(line 2662) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 3)) (.cse1 (= ~ref_cnt~0 0))) (or (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) .cse0) (and (= ~ldv_state_variable_1~0 1) .cse1 .cse0) (and (= ~ldv_state_variable_1~0 0) .cse1))) [2023-11-06 22:39:00,587 INFO L899 garLoopResultBuilder]: For program point L2249-2(line 2249) no Hoare annotation was computed. [2023-11-06 22:39:00,587 INFO L899 garLoopResultBuilder]: For program point L2249-4(line 2249) no Hoare annotation was computed. [2023-11-06 22:39:00,587 INFO L895 garLoopResultBuilder]: At program point L2662-1(line 2662) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 3)) (.cse1 (= ~ref_cnt~0 0))) (or (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) .cse0) (and (= ~ldv_state_variable_1~0 1) .cse1 .cse0) (and (= ~ldv_state_variable_1~0 0) .cse1))) [2023-11-06 22:39:00,588 INFO L895 garLoopResultBuilder]: At program point L2530(line 2530) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 3)) (.cse1 (= ~ref_cnt~0 0))) (or (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) .cse0) (and (= ~ldv_state_variable_1~0 1) .cse1 .cse0) (and (= ~ldv_state_variable_1~0 0) .cse1))) [2023-11-06 22:39:00,588 INFO L899 garLoopResultBuilder]: For program point L2563(line 2563) no Hoare annotation was computed. [2023-11-06 22:39:00,588 INFO L899 garLoopResultBuilder]: For program point L2464(lines 2464 2468) no Hoare annotation was computed. [2023-11-06 22:39:00,588 INFO L899 garLoopResultBuilder]: For program point L2530-1(line 2530) no Hoare annotation was computed. [2023-11-06 22:39:00,588 INFO L895 garLoopResultBuilder]: At program point devm_kzalloc_returnLabel#1(lines 3172 3174) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 1) (= ~ref_cnt~0 0) (= ~ldv_state_variable_0~0 3)) [2023-11-06 22:39:00,588 INFO L895 garLoopResultBuilder]: At program point L2679(lines 2675 2682) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 3)) (.cse1 (= ~ref_cnt~0 0))) (or (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) .cse0) (and (= ~ldv_state_variable_1~0 1) .cse1 .cse0) (and (= ~ldv_state_variable_1~0 0) .cse1))) [2023-11-06 22:39:00,594 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2476) no Hoare annotation was computed. [2023-11-06 22:39:00,594 INFO L895 garLoopResultBuilder]: At program point L2663(lines 2659 2666) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 3)) (.cse1 (= ~ref_cnt~0 0))) (or (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) .cse0) (and (= ~ldv_state_variable_1~0 1) .cse1 .cse0) (and (= ~ldv_state_variable_1~0 0) .cse1))) [2023-11-06 22:39:00,597 INFO L895 garLoopResultBuilder]: At program point isl6271a_remove_ldv_20002#1(lines 2382 2398) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) (<= 0 |ULTIMATE.start_isl6271a_remove_~i~1#1|) (= ~ldv_state_variable_0~0 3)) [2023-11-06 22:39:00,597 INFO L899 garLoopResultBuilder]: For program point L2564(lines 2564 2579) no Hoare annotation was computed. [2023-11-06 22:39:00,597 INFO L895 garLoopResultBuilder]: At program point isl6271a_set_voltage_sel_returnLabel#1(lines 2269 2285) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 3)) (.cse1 (= ~ref_cnt~0 0))) (or (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) .cse0) (and (= ~ldv_state_variable_1~0 1) .cse1 .cse0) (and (= ~ldv_state_variable_1~0 0) .cse1))) [2023-11-06 22:39:00,598 INFO L895 garLoopResultBuilder]: At program point L2366(line 2366) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 1) (= ~ref_cnt~0 0) (<= 0 |ULTIMATE.start_isl6271a_probe_~i~0#1|) (= ~ldv_state_variable_0~0 3) (<= |ULTIMATE.start_isl6271a_probe_~i~0#1| 1)) [2023-11-06 22:39:00,598 INFO L899 garLoopResultBuilder]: For program point L2366-1(line 2366) no Hoare annotation was computed. [2023-11-06 22:39:00,598 INFO L899 garLoopResultBuilder]: For program point L3126(lines 3126 3129) no Hoare annotation was computed. [2023-11-06 22:39:00,598 INFO L899 garLoopResultBuilder]: For program point L2581(line 2581) no Hoare annotation was computed. [2023-11-06 22:39:00,598 INFO L895 garLoopResultBuilder]: At program point dev_get_drvdata_returnLabel#1(lines 3165 3167) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) (= ~ldv_state_variable_0~0 3)) [2023-11-06 22:39:00,599 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2476) no Hoare annotation was computed. [2023-11-06 22:39:00,599 INFO L899 garLoopResultBuilder]: For program point L2466(line 2466) no Hoare annotation was computed. [2023-11-06 22:39:00,599 INFO L899 garLoopResultBuilder]: For program point L2499(line 2499) no Hoare annotation was computed. [2023-11-06 22:39:00,599 INFO L899 garLoopResultBuilder]: For program point L2466-1(line 2466) no Hoare annotation was computed. [2023-11-06 22:39:00,599 INFO L895 garLoopResultBuilder]: At program point i2c_check_functionality_returnLabel#1(lines 2245 2251) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 1) (= ~ref_cnt~0 0) (= ~ldv_state_variable_0~0 3)) [2023-11-06 22:39:00,600 INFO L895 garLoopResultBuilder]: At program point L2367(lines 2310 2376) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_1~0 1)) (.cse1 (= ~ref_cnt~0 0)) (.cse2 (= ~ldv_state_variable_0~0 3))) (or (and .cse0 .cse1 (<= 0 |ULTIMATE.start_isl6271a_probe_~i~0#1|) .cse2 (<= |ULTIMATE.start_isl6271a_probe_~i~0#1| 1)) (and (<= 1 |ULTIMATE.start_isl6271a_probe_~i~0#1|) (<= |ULTIMATE.start_isl6271a_probe_~i~0#1| 2) .cse0 .cse1 .cse2))) [2023-11-06 22:39:00,600 INFO L899 garLoopResultBuilder]: For program point L2549(line 2549) no Hoare annotation was computed. [2023-11-06 22:39:00,600 INFO L895 garLoopResultBuilder]: At program point i2c_smbus_read_byte_returnLabel#1(lines 3183 3185) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 3)) (.cse1 (= ~ref_cnt~0 0))) (or (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) .cse0) (and (= ~ldv_state_variable_1~0 1) .cse1 .cse0) (and (= ~ldv_state_variable_1~0 0) .cse1))) [2023-11-06 22:39:00,601 INFO L899 garLoopResultBuilder]: For program point L2566(lines 2566 2576) no Hoare annotation was computed. [2023-11-06 22:39:00,601 INFO L899 garLoopResultBuilder]: For program point L2500(lines 2500 2515) no Hoare annotation was computed. [2023-11-06 22:39:00,601 INFO L899 garLoopResultBuilder]: For program point L2368(line 2368) no Hoare annotation was computed. [2023-11-06 22:39:00,601 INFO L902 garLoopResultBuilder]: At program point L3128(line 3128) the Hoare annotation is: true [2023-11-06 22:39:00,601 INFO L895 garLoopResultBuilder]: At program point i2c_set_clientdata_returnLabel#1(lines 2229 2235) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_isl6271a_probe_~i~0#1|) (= ~ldv_state_variable_1~0 1) (= ~ref_cnt~0 0) (= ~ldv_state_variable_0~0 3)) [2023-11-06 22:39:00,602 INFO L899 garLoopResultBuilder]: For program point L2550(lines 2550 2554) no Hoare annotation was computed. [2023-11-06 22:39:00,602 INFO L899 garLoopResultBuilder]: For program point L3128-1(lines 3125 3143) no Hoare annotation was computed. [2023-11-06 22:39:00,602 INFO L899 garLoopResultBuilder]: For program point L2517(line 2517) no Hoare annotation was computed. [2023-11-06 22:39:00,602 INFO L895 garLoopResultBuilder]: At program point dev_set_drvdata_returnLabel#1(lines 3169 3171) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_isl6271a_probe_~i~0#1|) (= ~ldv_state_variable_1~0 1) (= ~ref_cnt~0 0) (= ~ldv_state_variable_0~0 3)) [2023-11-06 22:39:00,602 INFO L899 garLoopResultBuilder]: For program point L2567(line 2567) no Hoare annotation was computed. [2023-11-06 22:39:00,604 INFO L899 garLoopResultBuilder]: For program point L2369(lines 2369 2373) no Hoare annotation was computed. [2023-11-06 22:39:00,604 INFO L899 garLoopResultBuilder]: For program point L2353-1(line 2353) no Hoare annotation was computed. [2023-11-06 22:39:00,604 INFO L899 garLoopResultBuilder]: For program point L2353(line 2353) no Hoare annotation was computed. [2023-11-06 22:39:00,604 INFO L895 garLoopResultBuilder]: At program point L3212(line 3212) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_1~0 1)) (.cse1 (= ~ref_cnt~0 0)) (.cse2 (= ~ldv_state_variable_0~0 3))) (or (and (<= 1 |ULTIMATE.start_isl6271a_probe_~i~0#1|) (<= |ULTIMATE.start_isl6271a_probe_~i~0#1| 2) .cse0 .cse1 .cse2) (and (= |ULTIMATE.start_isl6271a_probe_~i~0#1| 0) .cse0 .cse1 .cse2))) [2023-11-06 22:39:00,605 INFO L899 garLoopResultBuilder]: For program point L3212-1(line 3212) no Hoare annotation was computed. [2023-11-06 22:39:00,605 INFO L899 garLoopResultBuilder]: For program point L2568(lines 2568 2572) no Hoare annotation was computed. [2023-11-06 22:39:00,605 INFO L899 garLoopResultBuilder]: For program point L2502(lines 2502 2508) no Hoare annotation was computed. [2023-11-06 22:39:00,605 INFO L899 garLoopResultBuilder]: For program point L2535(line 2535) no Hoare annotation was computed. [2023-11-06 22:39:00,605 INFO L899 garLoopResultBuilder]: For program point L2502-2(lines 2500 2514) no Hoare annotation was computed. [2023-11-06 22:39:00,605 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-06 22:39:00,606 INFO L899 garLoopResultBuilder]: For program point L2337(lines 2337 2341) no Hoare annotation was computed. [2023-11-06 22:39:00,606 INFO L899 garLoopResultBuilder]: For program point L2337-2(lines 2337 2341) no Hoare annotation was computed. [2023-11-06 22:39:00,606 INFO L895 garLoopResultBuilder]: At program point isl6271a_probe_ldv_19994#1(lines 2310 2376) the Hoare annotation is: (and (<= (+ |ULTIMATE.start_isl6271a_probe_~i~0#1| 1) 0) (= ~ldv_state_variable_1~0 1) (= ~ref_cnt~0 0) (= ~ldv_state_variable_0~0 3)) [2023-11-06 22:39:00,606 INFO L899 garLoopResultBuilder]: For program point L2321(lines 2321 2324) no Hoare annotation was computed. [2023-11-06 22:39:00,606 INFO L895 garLoopResultBuilder]: At program point regulator_map_voltage_linear_returnLabel#1(lines 3208 3210) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 3)) (.cse1 (= ~ref_cnt~0 0))) (or (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) .cse0) (and (= ~ldv_state_variable_1~0 1) .cse1 .cse0) (and (= ~ldv_state_variable_1~0 0) .cse1))) [2023-11-06 22:39:00,606 INFO L899 garLoopResultBuilder]: For program point L2536(lines 2536 2540) no Hoare annotation was computed. [2023-11-06 22:39:00,607 INFO L899 garLoopResultBuilder]: For program point L2569-1(line 2569) no Hoare annotation was computed. [2023-11-06 22:39:00,607 INFO L902 garLoopResultBuilder]: At program point isl6271a_cleanup_returnLabel#1(lines 2421 2427) the Hoare annotation is: true [2023-11-06 22:39:00,607 INFO L895 garLoopResultBuilder]: At program point L2569(line 2569) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 3)) (.cse1 (= ~ref_cnt~0 0))) (or (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) .cse0) (and (= ~ldv_state_variable_1~0 1) .cse1 .cse0) (and (= ~ldv_state_variable_1~0 0) .cse1))) [2023-11-06 22:39:00,607 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2368) no Hoare annotation was computed. [2023-11-06 22:39:00,607 INFO L895 garLoopResultBuilder]: At program point L2454(lines 2447 2589) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 3)) (.cse1 (= ~ref_cnt~0 0))) (or (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) .cse0) (and (= ~ldv_state_variable_1~0 1) .cse1 .cse0) (and (= ~ldv_state_variable_1~0 0) .cse1))) [2023-11-06 22:39:00,607 INFO L899 garLoopResultBuilder]: For program point L2487(line 2487) no Hoare annotation was computed. [2023-11-06 22:39:00,608 INFO L895 garLoopResultBuilder]: At program point isl6271a_get_voltage_sel_returnLabel#1(lines 2252 2268) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 3)) (.cse1 (= ~ref_cnt~0 0))) (or (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) .cse0) (and (= ~ldv_state_variable_1~0 1) .cse1 .cse0) (and (= ~ldv_state_variable_1~0 0) .cse1))) [2023-11-06 22:39:00,608 INFO L895 garLoopResultBuilder]: At program point L2388(line 2388) the Hoare annotation is: (and (<= |ULTIMATE.start_isl6271a_remove_~i~1#1| 2) (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) (<= 0 |ULTIMATE.start_isl6271a_remove_~i~1#1|) (= ~ldv_state_variable_0~0 3)) [2023-11-06 22:39:00,608 INFO L899 garLoopResultBuilder]: For program point L2388-1(line 2388) no Hoare annotation was computed. [2023-11-06 22:39:00,608 INFO L902 garLoopResultBuilder]: At program point i2c_del_driver_returnLabel#1(lines 3175 3177) the Hoare annotation is: true [2023-11-06 22:39:00,608 INFO L895 garLoopResultBuilder]: At program point i2c_get_functionality_returnLabel#1(lines 2238 2244) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 1) (= ~ref_cnt~0 0) (= ~ldv_state_variable_0~0 3)) [2023-11-06 22:39:00,608 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2389) no Hoare annotation was computed. [2023-11-06 22:39:00,609 INFO L902 garLoopResultBuilder]: At program point L3132(line 3132) the Hoare annotation is: true [2023-11-06 22:39:00,609 INFO L899 garLoopResultBuilder]: For program point L3132-1(lines 3125 3143) no Hoare annotation was computed. [2023-11-06 22:39:00,609 INFO L899 garLoopResultBuilder]: For program point L2488(lines 2488 2522) no Hoare annotation was computed. [2023-11-06 22:39:00,609 INFO L899 garLoopResultBuilder]: For program point L2389-1(line 2389) no Hoare annotation was computed. [2023-11-06 22:39:00,609 INFO L899 garLoopResultBuilder]: For program point L2389(line 2389) no Hoare annotation was computed. [2023-11-06 22:39:00,609 INFO L899 garLoopResultBuilder]: For program point L2257-1(line 2257) no Hoare annotation was computed. [2023-11-06 22:39:00,610 INFO L895 garLoopResultBuilder]: At program point L2257(line 2257) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 3)) (.cse1 (= ~ref_cnt~0 0))) (or (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) .cse0) (and (= ~ldv_state_variable_1~0 1) .cse1 .cse0) (and (= ~ldv_state_variable_1~0 0) .cse1))) [2023-11-06 22:39:00,610 INFO L895 garLoopResultBuilder]: At program point L2670(line 2670) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 3)) (.cse1 (= ~ref_cnt~0 0))) (or (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) .cse0) (and (= ~ldv_state_variable_1~0 1) .cse1 .cse0) (and (= ~ldv_state_variable_1~0 0) .cse1))) [2023-11-06 22:39:00,610 INFO L895 garLoopResultBuilder]: At program point isl6271a_probe_ldv_19991#1(lines 2310 2376) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_isl6271a_probe_~i~0#1|) (= ~ldv_state_variable_1~0 1) (= ~ref_cnt~0 0) (= ~ldv_state_variable_0~0 3)) [2023-11-06 22:39:00,610 INFO L895 garLoopResultBuilder]: At program point $Ultimate##37(lines 2391 2395) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) (<= 0 |ULTIMATE.start_isl6271a_remove_~i~1#1|) (= ~ldv_state_variable_0~0 3)) [2023-11-06 22:39:00,610 INFO L895 garLoopResultBuilder]: At program point L2670-1(line 2670) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 3)) (.cse1 (= ~ref_cnt~0 0))) (or (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) .cse0) (and (= ~ldv_state_variable_1~0 1) .cse1 .cse0) (and (= ~ldv_state_variable_1~0 0) .cse1))) [2023-11-06 22:39:00,610 INFO L899 garLoopResultBuilder]: For program point L2472(line 2472) no Hoare annotation was computed. [2023-11-06 22:39:00,611 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(lines 2441 2590) the Hoare annotation is: true [2023-11-06 22:39:00,611 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2389) no Hoare annotation was computed. [2023-11-06 22:39:00,611 INFO L895 garLoopResultBuilder]: At program point L2274(line 2274) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 3)) (.cse1 (= ~ref_cnt~0 0))) (or (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) .cse0) (and (= ~ldv_state_variable_1~0 1) .cse1 .cse0) (and (= ~ldv_state_variable_1~0 0) .cse1))) [2023-11-06 22:39:00,612 INFO L899 garLoopResultBuilder]: For program point L2274-1(line 2274) no Hoare annotation was computed. [2023-11-06 22:39:00,612 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2353) no Hoare annotation was computed. [2023-11-06 22:39:00,612 INFO L895 garLoopResultBuilder]: At program point L3166(line 3166) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) (= ~ldv_state_variable_0~0 3)) [2023-11-06 22:39:00,612 INFO L895 garLoopResultBuilder]: At program point L2654(line 2654) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 3)) (.cse1 (= ~ref_cnt~0 0))) (or (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) .cse0) (and (= ~ldv_state_variable_1~0 1) .cse1 .cse0) (and (= ~ldv_state_variable_1~0 0) .cse1))) [2023-11-06 22:39:00,612 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-06 22:39:00,612 INFO L899 garLoopResultBuilder]: For program point L3166-1(line 3166) no Hoare annotation was computed. [2023-11-06 22:39:00,613 INFO L895 garLoopResultBuilder]: At program point L2654-1(line 2654) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 3)) (.cse1 (= ~ref_cnt~0 0))) (or (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) .cse0) (and (= ~ldv_state_variable_1~0 1) .cse1 .cse0) (and (= ~ldv_state_variable_1~0 0) .cse1))) [2023-11-06 22:39:00,613 INFO L899 garLoopResultBuilder]: For program point L2456(lines 2456 2583) no Hoare annotation was computed. [2023-11-06 22:39:00,613 INFO L895 garLoopResultBuilder]: At program point isl6271a_probe_returnLabel#1(lines 2299 2377) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 1) (= ~ref_cnt~0 0) (= ~ldv_state_variable_0~0 3)) [2023-11-06 22:39:00,613 INFO L895 garLoopResultBuilder]: At program point L2671(lines 2667 2674) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 3)) (.cse1 (= ~ref_cnt~0 0))) (or (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) .cse0) (and (= ~ldv_state_variable_1~0 1) .cse1 .cse0) (and (= ~ldv_state_variable_1~0 0) .cse1))) [2023-11-06 22:39:00,614 INFO L899 garLoopResultBuilder]: For program point L2473(lines 2473 2478) no Hoare annotation was computed. [2023-11-06 22:39:00,614 INFO L895 garLoopResultBuilder]: At program point $Ultimate##25(lines 2355 2359) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_1~0 1)) (.cse1 (= ~ref_cnt~0 0)) (.cse2 (= ~ldv_state_variable_0~0 3))) (or (and (<= 1 |ULTIMATE.start_isl6271a_probe_~i~0#1|) .cse0 .cse1 .cse2) (and (= |ULTIMATE.start_isl6271a_probe_~i~0#1| 0) .cse0 .cse1 .cse2))) [2023-11-06 22:39:00,614 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2353) no Hoare annotation was computed. [2023-11-06 22:39:00,614 INFO L895 garLoopResultBuilder]: At program point __mutex_init_returnLabel#1(lines 3145 3147) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 1) (= ~ref_cnt~0 0) (= ~ldv_state_variable_0~0 3)) [2023-11-06 22:39:00,614 INFO L895 garLoopResultBuilder]: At program point L2655(lines 2651 2658) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 3)) (.cse1 (= ~ref_cnt~0 0))) (or (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) .cse0) (and (= ~ldv_state_variable_1~0 1) .cse1 .cse0) (and (= ~ldv_state_variable_1~0 0) .cse1))) [2023-11-06 22:39:00,614 INFO L899 garLoopResultBuilder]: For program point L2556(line 2556) no Hoare annotation was computed. [2023-11-06 22:39:00,615 INFO L899 garLoopResultBuilder]: For program point L2490(lines 2490 2519) no Hoare annotation was computed. [2023-11-06 22:39:00,615 INFO L899 garLoopResultBuilder]: For program point L2457(line 2457) no Hoare annotation was computed. [2023-11-06 22:39:00,615 INFO L895 garLoopResultBuilder]: At program point isl6271a_probe_ldv_19992#1(lines 2310 2376) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 1) (= ~ref_cnt~0 0) (<= 0 |ULTIMATE.start_isl6271a_probe_~i~0#1|) (= ~ldv_state_variable_0~0 3) (<= |ULTIMATE.start_isl6271a_probe_~i~0#1| 1)) [2023-11-06 22:39:00,615 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-06 22:39:00,615 INFO L899 garLoopResultBuilder]: For program point L2524(line 2524) no Hoare annotation was computed. [2023-11-06 22:39:00,615 INFO L899 garLoopResultBuilder]: For program point L2458(lines 2458 2485) no Hoare annotation was computed. [2023-11-06 22:39:00,615 INFO L895 garLoopResultBuilder]: At program point i2c_get_clientdata_returnLabel#1(lines 2222 2228) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) (= ~ldv_state_variable_0~0 3)) [2023-11-06 22:39:00,616 INFO L902 garLoopResultBuilder]: At program point main_ldv_final#1(lines 2447 2589) the Hoare annotation is: true [2023-11-06 22:39:00,616 INFO L899 garLoopResultBuilder]: For program point L2491(line 2491) no Hoare annotation was computed. [2023-11-06 22:39:00,617 INFO L899 garLoopResultBuilder]: For program point L2574(line 2574) no Hoare annotation was computed. [2023-11-06 22:39:00,617 INFO L895 garLoopResultBuilder]: At program point isl6271a_probe_ldv_19989#1(lines 2310 2376) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_1~0 1)) (.cse1 (= ~ref_cnt~0 0)) (.cse2 (= ~ldv_state_variable_0~0 3))) (or (and (<= 1 |ULTIMATE.start_isl6271a_probe_~i~0#1|) (<= |ULTIMATE.start_isl6271a_probe_~i~0#1| 2) .cse0 .cse1 .cse2) (and (= |ULTIMATE.start_isl6271a_probe_~i~0#1| 0) .cse0 .cse1 .cse2))) [2023-11-06 22:39:00,617 INFO L895 garLoopResultBuilder]: At program point isl6271a_init_returnLabel#1(lines 2414 2420) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 0) (= ~ref_cnt~0 0)) [2023-11-06 22:39:00,617 INFO L902 garLoopResultBuilder]: At program point L3136(line 3136) the Hoare annotation is: true [2023-11-06 22:39:00,617 INFO L895 garLoopResultBuilder]: At program point PTR_ERR_returnLabel#1(lines 2166 2171) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_1~0 1)) (.cse1 (= ~ref_cnt~0 0)) (.cse2 (= ~ldv_state_variable_0~0 3))) (or (and (<= 1 |ULTIMATE.start_isl6271a_probe_~i~0#1|) (<= |ULTIMATE.start_isl6271a_probe_~i~0#1| 2) .cse0 .cse1 .cse2) (and (= |ULTIMATE.start_isl6271a_probe_~i~0#1| 0) .cse0 .cse1 .cse2))) [2023-11-06 22:39:00,618 INFO L899 garLoopResultBuilder]: For program point L3136-1(lines 3125 3143) no Hoare annotation was computed. [2023-11-06 22:39:00,619 INFO L899 garLoopResultBuilder]: For program point L2492(lines 2492 2497) no Hoare annotation was computed. [2023-11-06 22:39:00,619 INFO L899 garLoopResultBuilder]: For program point L2525(lines 2525 2561) no Hoare annotation was computed. [2023-11-06 22:39:00,619 INFO L899 garLoopResultBuilder]: For program point L2327(lines 2327 2330) no Hoare annotation was computed. [2023-11-06 22:39:00,619 INFO L899 garLoopResultBuilder]: For program point L2261(lines 2261 2264) no Hoare annotation was computed. [2023-11-06 22:39:00,619 INFO L899 garLoopResultBuilder]: For program point L2261-2(lines 2261 2264) no Hoare annotation was computed. [2023-11-06 22:39:00,619 INFO L899 garLoopResultBuilder]: For program point L2542(line 2542) no Hoare annotation was computed. [2023-11-06 22:39:00,620 INFO L895 garLoopResultBuilder]: At program point regulator_register_returnLabel#1(lines 3211 3213) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_1~0 1)) (.cse1 (= ~ref_cnt~0 0)) (.cse2 (= ~ldv_state_variable_0~0 3))) (or (and (<= 1 |ULTIMATE.start_isl6271a_probe_~i~0#1|) (<= |ULTIMATE.start_isl6271a_probe_~i~0#1| 2) .cse0 .cse1 .cse2) (and (= |ULTIMATE.start_isl6271a_probe_~i~0#1| 0) .cse0 .cse1 .cse2))) [2023-11-06 22:39:00,620 INFO L899 garLoopResultBuilder]: For program point L2476(line 2476) no Hoare annotation was computed. [2023-11-06 22:39:00,620 INFO L899 garLoopResultBuilder]: For program point L2476-1(line 2476) no Hoare annotation was computed. [2023-11-06 22:39:00,621 INFO L899 garLoopResultBuilder]: For program point L2278(lines 2278 2281) no Hoare annotation was computed. [2023-11-06 22:39:00,621 INFO L899 garLoopResultBuilder]: For program point L2278-2(lines 2278 2281) no Hoare annotation was computed. [2023-11-06 22:39:00,621 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-06 22:39:00,621 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-11-06 22:39:00,621 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2466) no Hoare annotation was computed. [2023-11-06 22:39:00,621 INFO L899 garLoopResultBuilder]: For program point L2460(lines 2460 2482) no Hoare annotation was computed. [2023-11-06 22:39:00,622 INFO L895 garLoopResultBuilder]: At program point L2262(line 2262) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 3)) (.cse1 (= ~ref_cnt~0 0))) (or (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) .cse0) (and (= ~ldv_state_variable_1~0 1) .cse1 .cse0) (and (= ~ldv_state_variable_1~0 0) .cse1))) [2023-11-06 22:39:00,622 INFO L899 garLoopResultBuilder]: For program point L2262-1(line 2262) no Hoare annotation was computed. [2023-11-06 22:39:00,623 INFO L899 garLoopResultBuilder]: For program point L2543(lines 2543 2547) no Hoare annotation was computed. [2023-11-06 22:39:00,623 INFO L899 garLoopResultBuilder]: For program point L2345-1(line 2345) no Hoare annotation was computed. [2023-11-06 22:39:00,623 INFO L895 garLoopResultBuilder]: At program point L2345(line 2345) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_1~0 1)) (.cse1 (= ~ref_cnt~0 0)) (.cse2 (= ~ldv_state_variable_0~0 3))) (or (and (<= 1 |ULTIMATE.start_isl6271a_probe_~i~0#1|) (<= |ULTIMATE.start_isl6271a_probe_~i~0#1| 2) .cse0 .cse1 .cse2) (and (= |ULTIMATE.start_isl6271a_probe_~i~0#1| 0) .cse0 .cse1 .cse2))) [2023-11-06 22:39:00,623 INFO L899 garLoopResultBuilder]: For program point L2279-1(line 2279) no Hoare annotation was computed. [2023-11-06 22:39:00,623 INFO L895 garLoopResultBuilder]: At program point L2279(line 2279) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 3)) (.cse1 (= ~ref_cnt~0 0))) (or (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) .cse0) (and (= ~ldv_state_variable_1~0 1) .cse1 .cse0) (and (= ~ldv_state_variable_1~0 0) .cse1))) [2023-11-06 22:39:00,624 INFO L895 garLoopResultBuilder]: At program point isl6271a_remove_ldv_20000#1(lines 2382 2398) the Hoare annotation is: (and (<= |ULTIMATE.start_isl6271a_remove_~i~1#1| 2) (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) (<= 0 |ULTIMATE.start_isl6271a_remove_~i~1#1|) (= ~ldv_state_variable_0~0 3)) [2023-11-06 22:39:00,624 INFO L895 garLoopResultBuilder]: At program point i2c_register_driver_returnLabel#1(lines 3179 3181) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 0) (= ~ref_cnt~0 0)) [2023-11-06 22:39:00,624 INFO L899 garLoopResultBuilder]: For program point L2527(lines 2527 2558) no Hoare annotation was computed. [2023-11-06 22:39:00,624 INFO L899 garLoopResultBuilder]: For program point L2461(line 2461) no Hoare annotation was computed. [2023-11-06 22:39:00,624 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2466) no Hoare annotation was computed. [2023-11-06 22:39:00,624 INFO L895 garLoopResultBuilder]: At program point i2c_smbus_write_byte_returnLabel#1(lines 3187 3189) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 3)) (.cse1 (= ~ref_cnt~0 0))) (or (and (= ~ldv_state_variable_1~0 2) (= ~ref_cnt~0 1) .cse0) (and (= ~ldv_state_variable_1~0 1) .cse1 .cse0) (and (= ~ldv_state_variable_1~0 0) .cse1))) [2023-11-06 22:39:00,624 INFO L899 garLoopResultBuilder]: For program point L2346(lines 2346 2352) no Hoare annotation was computed. [2023-11-06 22:39:00,625 INFO L899 garLoopResultBuilder]: For program point L2528(line 2528) no Hoare annotation was computed. [2023-11-06 22:39:00,625 INFO L899 garLoopResultBuilder]: For program point L2462(lines 2462 2470) no Hoare annotation was computed. [2023-11-06 22:39:00,625 INFO L899 garLoopResultBuilder]: For program point L2347-1(line 2347) no Hoare annotation was computed. [2023-11-06 22:39:00,625 INFO L895 garLoopResultBuilder]: At program point L2347(line 2347) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_1~0 1)) (.cse1 (= ~ref_cnt~0 0)) (.cse2 (= ~ldv_state_variable_0~0 3))) (or (and (<= 1 |ULTIMATE.start_isl6271a_probe_~i~0#1|) (<= |ULTIMATE.start_isl6271a_probe_~i~0#1| 2) .cse0 .cse1 .cse2) (and (= |ULTIMATE.start_isl6271a_probe_~i~0#1| 0) .cse0 .cse1 .cse2))) [2023-11-06 22:39:00,625 INFO L899 garLoopResultBuilder]: For program point L3173-1(line 3173) no Hoare annotation was computed. [2023-11-06 22:39:00,625 INFO L902 garLoopResultBuilder]: At program point L3140(line 3140) the Hoare annotation is: true [2023-11-06 22:39:00,626 INFO L895 garLoopResultBuilder]: At program point L3173(line 3173) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 1) (= ~ref_cnt~0 0) (= ~ldv_state_variable_0~0 3)) [2023-11-06 22:39:00,626 INFO L902 garLoopResultBuilder]: At program point L3140-1(lines 3123 3144) the Hoare annotation is: true [2023-11-06 22:39:00,626 INFO L899 garLoopResultBuilder]: For program point L3201-1(line 3201) no Hoare annotation was computed. [2023-11-06 22:39:00,626 INFO L899 garLoopResultBuilder]: For program point rdev_get_drvdataEXIT(lines 3200 3202) no Hoare annotation was computed. [2023-11-06 22:39:00,626 INFO L895 garLoopResultBuilder]: At program point L3201(line 3201) the Hoare annotation is: (let ((.cse0 (< ~ref_cnt~0 0)) (.cse1 (< 0 ~ref_cnt~0)) (.cse2 (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) (.cse3 (not (= ~ldv_state_variable_0~0 3)))) (and (or (not (= ~ldv_state_variable_1~0 0)) .cse0 .cse1 .cse2) (or .cse0 (not (= ~ldv_state_variable_1~0 1)) .cse1 .cse2 .cse3) (or (not (= ~ldv_state_variable_1~0 2)) .cse2 .cse3 (< 1 ~ref_cnt~0) (< ~ref_cnt~0 1)))) [2023-11-06 22:39:00,626 INFO L899 garLoopResultBuilder]: For program point rdev_get_drvdataFINAL(lines 3200 3202) no Hoare annotation was computed. [2023-11-06 22:39:00,626 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 3200 3202) the Hoare annotation is: (let ((.cse0 (< ~ref_cnt~0 0)) (.cse1 (< 0 ~ref_cnt~0)) (.cse2 (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) (.cse3 (not (= ~ldv_state_variable_0~0 3)))) (and (or (not (= ~ldv_state_variable_1~0 0)) .cse0 .cse1 .cse2) (or .cse0 (not (= ~ldv_state_variable_1~0 1)) .cse1 .cse2 .cse3) (or (not (= ~ldv_state_variable_1~0 2)) .cse2 .cse3 (< 1 ~ref_cnt~0) (< ~ref_cnt~0 1)))) [2023-11-06 22:39:00,627 INFO L899 garLoopResultBuilder]: For program point IS_ERRFINAL(lines 2172 2178) no Hoare annotation was computed. [2023-11-06 22:39:00,627 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2172 2178) the Hoare annotation is: true [2023-11-06 22:39:00,627 INFO L899 garLoopResultBuilder]: For program point IS_ERREXIT(lines 2172 2178) no Hoare annotation was computed. [2023-11-06 22:39:00,627 INFO L902 garLoopResultBuilder]: At program point ldv__builtin_expect_returnLabel#1(lines 2691 2696) the Hoare annotation is: true [2023-11-06 22:39:00,633 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:39:00,636 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:39:00,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:39:00 BoogieIcfgContainer [2023-11-06 22:39:00,684 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:39:00,685 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:39:00,685 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:39:00,685 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:39:00,686 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:38:38" (3/4) ... [2023-11-06 22:39:00,688 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 22:39:00,694 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2023-11-06 22:39:00,694 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_mtx_of_isl_pmic [2023-11-06 22:39:00,694 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2023-11-06 22:39:00,695 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2023-11-06 22:39:00,695 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure regulator_unregister [2023-11-06 22:39:00,695 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2023-11-06 22:39:00,695 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_mtx_of_isl_pmic [2023-11-06 22:39:00,695 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure rdev_get_drvdata [2023-11-06 22:39:00,696 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure regulator_list_voltage_linear [2023-11-06 22:39:00,696 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_err [2023-11-06 22:39:00,696 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2023-11-06 22:39:00,721 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 67 nodes and edges [2023-11-06 22:39:00,723 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2023-11-06 22:39:00,725 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-06 22:39:00,727 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-06 22:39:00,729 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 22:39:01,006 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 22:39:01,007 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 22:39:01,008 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:39:01,008 INFO L158 Benchmark]: Toolchain (without parser) took 25850.29ms. Allocated memory was 178.3MB in the beginning and 436.2MB in the end (delta: 257.9MB). Free memory was 130.9MB in the beginning and 385.6MB in the end (delta: -254.7MB). Peak memory consumption was 257.8MB. Max. memory is 16.1GB. [2023-11-06 22:39:01,009 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 111.1MB. Free memory is still 58.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:39:01,009 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1584.62ms. Allocated memory is still 178.3MB. Free memory was 130.6MB in the beginning and 122.5MB in the end (delta: 8.1MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. [2023-11-06 22:39:01,010 INFO L158 Benchmark]: Boogie Procedure Inliner took 173.90ms. Allocated memory is still 178.3MB. Free memory was 122.5MB in the beginning and 116.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-06 22:39:01,010 INFO L158 Benchmark]: Boogie Preprocessor took 168.09ms. Allocated memory is still 178.3MB. Free memory was 116.2MB in the beginning and 111.3MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-06 22:39:01,011 INFO L158 Benchmark]: RCFGBuilder took 1469.39ms. Allocated memory is still 178.3MB. Free memory was 111.3MB in the beginning and 104.3MB in the end (delta: 6.9MB). Peak memory consumption was 44.4MB. Max. memory is 16.1GB. [2023-11-06 22:39:01,011 INFO L158 Benchmark]: TraceAbstraction took 22121.49ms. Allocated memory was 178.3MB in the beginning and 436.2MB in the end (delta: 257.9MB). Free memory was 103.4MB in the beginning and 153.1MB in the end (delta: -49.7MB). Peak memory consumption was 209.0MB. Max. memory is 16.1GB. [2023-11-06 22:39:01,012 INFO L158 Benchmark]: Witness Printer took 322.70ms. Allocated memory is still 436.2MB. Free memory was 153.1MB in the beginning and 385.6MB in the end (delta: -232.5MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2023-11-06 22:39:01,014 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 111.1MB. Free memory is still 58.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1584.62ms. Allocated memory is still 178.3MB. Free memory was 130.6MB in the beginning and 122.5MB in the end (delta: 8.1MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 173.90ms. Allocated memory is still 178.3MB. Free memory was 122.5MB in the beginning and 116.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 168.09ms. Allocated memory is still 178.3MB. Free memory was 116.2MB in the beginning and 111.3MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1469.39ms. Allocated memory is still 178.3MB. Free memory was 111.3MB in the beginning and 104.3MB in the end (delta: 6.9MB). Peak memory consumption was 44.4MB. Max. memory is 16.1GB. * TraceAbstraction took 22121.49ms. Allocated memory was 178.3MB in the beginning and 436.2MB in the end (delta: 257.9MB). Free memory was 103.4MB in the beginning and 153.1MB in the end (delta: -49.7MB). Peak memory consumption was 209.0MB. Max. memory is 16.1GB. * Witness Printer took 322.70ms. Allocated memory is still 436.2MB. Free memory was 153.1MB in the beginning and 385.6MB in the end (delta: -232.5MB). Peak memory consumption was 19.1MB. 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: 2353]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 2353]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 2368]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 2368]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 2466]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 2466]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 2389]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 2389]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 2476]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 2476]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 12 procedures, 206 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 22.0s, OverallIterations: 16, TraceHistogramMax: 6, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 8.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3018 SdHoareTripleChecker+Valid, 6.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2891 mSDsluCounter, 10480 SdHoareTripleChecker+Invalid, 5.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6204 mSDsCounter, 526 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1740 IncrementalHoareTripleChecker+Invalid, 2266 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 526 mSolverCounterUnsat, 4276 mSDtfsCounter, 1740 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 914 GetRequests, 854 SyntacticMatches, 1 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1189occurred in iteration=13, InterpolantAutomatonStates: 76, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.2s AutomataMinimizationTime, 16 MinimizatonAttempts, 991 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 80 LocationsWithAnnotation, 1489 PreInvPairs, 1629 NumberOfFragments, 1391 HoareAnnotationTreeSize, 1489 FomulaSimplifications, 10643 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 80 FomulaSimplificationsInter, 1889 FormulaSimplificationTreeSizeReductionInter, 1.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 1814 NumberOfCodeBlocks, 1814 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 1973 ConstructedInterpolants, 0 QuantifiedInterpolants, 3235 SizeOfPredicates, 0 NumberOfNonLiveVariables, 8059 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 24 InterpolantComputations, 14 PerfectInterpolantSequences, 828/866 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 10 specifications checked. All of them hold - InvariantResult [Line: 2229]: Loop Invariant Derived loop invariant: ((((1 <= i) && (ldv_state_variable_1 == 1)) && (ref_cnt == 0)) && (ldv_state_variable_0 == 3)) - InvariantResult [Line: 2310]: Loop Invariant Derived loop invariant: ((((((1 <= i) && (i <= 2)) && (ldv_state_variable_1 == 1)) && (ref_cnt == 0)) && (ldv_state_variable_0 == 3)) || ((((i == 0) && (ldv_state_variable_1 == 1)) && (ref_cnt == 0)) && (ldv_state_variable_0 == 3))) - InvariantResult [Line: 2691]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2238]: Loop Invariant Derived loop invariant: (((ldv_state_variable_1 == 1) && (ref_cnt == 0)) && (ldv_state_variable_0 == 3)) - InvariantResult [Line: 2355]: Loop Invariant Derived loop invariant: (((((1 <= i) && (ldv_state_variable_1 == 1)) && (ref_cnt == 0)) && (ldv_state_variable_0 == 3)) || ((((i == 0) && (ldv_state_variable_1 == 1)) && (ref_cnt == 0)) && (ldv_state_variable_0 == 3))) - InvariantResult [Line: 2310]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_1 == 1) && (ref_cnt == 0)) && (0 <= i)) && (ldv_state_variable_0 == 3)) && (i <= 1)) - InvariantResult [Line: 2378]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_1 == 2) && (ref_cnt == 1)) && (0 <= i)) && (ldv_state_variable_0 == 3)) - InvariantResult [Line: 3187]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_1 == 2) && (ref_cnt == 1)) && (ldv_state_variable_0 == 3)) || (((ldv_state_variable_1 == 1) && (ref_cnt == 0)) && (ldv_state_variable_0 == 3))) || ((ldv_state_variable_1 == 0) && (ref_cnt == 0))) - InvariantResult [Line: 2252]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_1 == 2) && (ref_cnt == 1)) && (ldv_state_variable_0 == 3)) || (((ldv_state_variable_1 == 1) && (ref_cnt == 0)) && (ldv_state_variable_0 == 3))) || ((ldv_state_variable_1 == 0) && (ref_cnt == 0))) - InvariantResult [Line: 2447]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3211]: Loop Invariant Derived loop invariant: ((((((1 <= i) && (i <= 2)) && (ldv_state_variable_1 == 1)) && (ref_cnt == 0)) && (ldv_state_variable_0 == 3)) || ((((i == 0) && (ldv_state_variable_1 == 1)) && (ref_cnt == 0)) && (ldv_state_variable_0 == 3))) - InvariantResult [Line: 2659]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_1 == 2) && (ref_cnt == 1)) && (ldv_state_variable_0 == 3)) || (((ldv_state_variable_1 == 1) && (ref_cnt == 0)) && (ldv_state_variable_0 == 3))) || ((ldv_state_variable_1 == 0) && (ref_cnt == 0))) - InvariantResult [Line: 3145]: Loop Invariant Derived loop invariant: (((ldv_state_variable_1 == 1) && (ref_cnt == 0)) && (ldv_state_variable_0 == 3)) - InvariantResult [Line: 2310]: Loop Invariant Derived loop invariant: ((((1 <= i) && (ldv_state_variable_1 == 1)) && (ref_cnt == 0)) && (ldv_state_variable_0 == 3)) - InvariantResult [Line: 3169]: Loop Invariant Derived loop invariant: ((((1 <= i) && (ldv_state_variable_1 == 1)) && (ref_cnt == 0)) && (ldv_state_variable_0 == 3)) - InvariantResult [Line: 3208]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_1 == 2) && (ref_cnt == 1)) && (ldv_state_variable_0 == 3)) || (((ldv_state_variable_1 == 1) && (ref_cnt == 0)) && (ldv_state_variable_0 == 3))) || ((ldv_state_variable_1 == 0) && (ref_cnt == 0))) - InvariantResult [Line: 2391]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_1 == 2) && (ref_cnt == 1)) && (0 <= i)) && (ldv_state_variable_0 == 3)) - InvariantResult [Line: 2447]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_1 == 2) && (ref_cnt == 1)) && (ldv_state_variable_0 == 3)) || (((ldv_state_variable_1 == 1) && (ref_cnt == 0)) && (ldv_state_variable_0 == 3))) || ((ldv_state_variable_1 == 0) && (ref_cnt == 0))) - InvariantResult [Line: 2245]: Loop Invariant Derived loop invariant: (((ldv_state_variable_1 == 1) && (ref_cnt == 0)) && (ldv_state_variable_0 == 3)) - InvariantResult [Line: 2310]: Loop Invariant Derived loop invariant: ((((((ldv_state_variable_1 == 1) && (ref_cnt == 0)) && (0 <= i)) && (ldv_state_variable_0 == 3)) && (i <= 1)) || (((((1 <= i) && (i <= 2)) && (ldv_state_variable_1 == 1)) && (ref_cnt == 0)) && (ldv_state_variable_0 == 3))) - InvariantResult [Line: 2651]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_1 == 2) && (ref_cnt == 1)) && (ldv_state_variable_0 == 3)) || (((ldv_state_variable_1 == 1) && (ref_cnt == 0)) && (ldv_state_variable_0 == 3))) || ((ldv_state_variable_1 == 0) && (ref_cnt == 0))) - InvariantResult [Line: 2421]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3172]: Loop Invariant Derived loop invariant: (((ldv_state_variable_1 == 1) && (ref_cnt == 0)) && (ldv_state_variable_0 == 3)) - InvariantResult [Line: 3175]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2382]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_1 == 2) && (ref_cnt == 1)) && (0 <= i)) && (ldv_state_variable_0 == 3)) - InvariantResult [Line: 2269]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_1 == 2) && (ref_cnt == 1)) && (ldv_state_variable_0 == 3)) || (((ldv_state_variable_1 == 1) && (ref_cnt == 0)) && (ldv_state_variable_0 == 3))) || ((ldv_state_variable_1 == 0) && (ref_cnt == 0))) - InvariantResult [Line: 2299]: Loop Invariant Derived loop invariant: (((ldv_state_variable_1 == 1) && (ref_cnt == 0)) && (ldv_state_variable_0 == 3)) - InvariantResult [Line: 2222]: Loop Invariant Derived loop invariant: (((ldv_state_variable_1 == 2) && (ref_cnt == 1)) && (ldv_state_variable_0 == 3)) - InvariantResult [Line: 3123]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2166]: Loop Invariant Derived loop invariant: ((((((1 <= i) && (i <= 2)) && (ldv_state_variable_1 == 1)) && (ref_cnt == 0)) && (ldv_state_variable_0 == 3)) || ((((i == 0) && (ldv_state_variable_1 == 1)) && (ref_cnt == 0)) && (ldv_state_variable_0 == 3))) - InvariantResult [Line: 2441]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2382]: Loop Invariant Derived loop invariant: (((((i <= 2) && (ldv_state_variable_1 == 2)) && (ref_cnt == 1)) && (0 <= i)) && (ldv_state_variable_0 == 3)) - InvariantResult [Line: 2310]: Loop Invariant Derived loop invariant: (((((i + 1) <= 0) && (ldv_state_variable_1 == 1)) && (ref_cnt == 0)) && (ldv_state_variable_0 == 3)) - InvariantResult [Line: 2667]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_1 == 2) && (ref_cnt == 1)) && (ldv_state_variable_0 == 3)) || (((ldv_state_variable_1 == 1) && (ref_cnt == 0)) && (ldv_state_variable_0 == 3))) || ((ldv_state_variable_1 == 0) && (ref_cnt == 0))) - InvariantResult [Line: 3183]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_1 == 2) && (ref_cnt == 1)) && (ldv_state_variable_0 == 3)) || (((ldv_state_variable_1 == 1) && (ref_cnt == 0)) && (ldv_state_variable_0 == 3))) || ((ldv_state_variable_1 == 0) && (ref_cnt == 0))) - InvariantResult [Line: 2675]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_1 == 2) && (ref_cnt == 1)) && (ldv_state_variable_0 == 3)) || (((ldv_state_variable_1 == 1) && (ref_cnt == 0)) && (ldv_state_variable_0 == 3))) || ((ldv_state_variable_1 == 0) && (ref_cnt == 0))) - InvariantResult [Line: 3179]: Loop Invariant Derived loop invariant: ((ldv_state_variable_1 == 0) && (ref_cnt == 0)) - InvariantResult [Line: 2414]: Loop Invariant Derived loop invariant: ((ldv_state_variable_1 == 0) && (ref_cnt == 0)) - InvariantResult [Line: 3165]: Loop Invariant Derived loop invariant: (((ldv_state_variable_1 == 2) && (ref_cnt == 1)) && (ldv_state_variable_0 == 3)) - InvariantResult [Line: 3113]: Loop Invariant Derived loop invariant: ((ldv_state_variable_1 == 0) && (ref_cnt == 0)) RESULT: Ultimate proved your program to be correct! [2023-11-06 22:39:01,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b73103-2500-47d3-a933-cc14c2798616/bin/uautomizer-verify-WvqO1wxjHP/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