./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 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b7b42d40a01333bd7cf600d1931e5c326b61c631d3a1040aaad3e0a3658ee3cf --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 06:48:50,361 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 06:48:50,425 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-11-29 06:48:50,429 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 06:48:50,430 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 06:48:50,452 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 06:48:50,453 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 06:48:50,453 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 06:48:50,454 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 06:48:50,454 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 06:48:50,455 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 06:48:50,456 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 06:48:50,456 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 06:48:50,457 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 06:48:50,457 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 06:48:50,458 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 06:48:50,458 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 06:48:50,459 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 06:48:50,459 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 06:48:50,460 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 06:48:50,460 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 06:48:50,461 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 06:48:50,461 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-29 06:48:50,461 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 06:48:50,462 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 06:48:50,462 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 06:48:50,463 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 06:48:50,463 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 06:48:50,463 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 06:48:50,464 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 06:48:50,464 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:48:50,464 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 06:48:50,465 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 06:48:50,465 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 06:48:50,465 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 06:48:50,465 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 06:48:50,465 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 06:48:50,466 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 06:48:50,466 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 06:48:50,466 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 06:48:50,466 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 06:48:50,467 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_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b7b42d40a01333bd7cf600d1931e5c326b61c631d3a1040aaad3e0a3658ee3cf [2023-11-29 06:48:50,704 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 06:48:50,725 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 06:48:50,727 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 06:48:50,729 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 06:48:50,729 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 06:48:50,730 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i [2023-11-29 06:48:53,462 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 06:48:53,786 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 06:48:53,787 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i [2023-11-29 06:48:53,809 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/data/03f12068d/cd8700a9571f4db5bae7578f3b0ab639/FLAG7337aae0f [2023-11-29 06:48:53,823 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/data/03f12068d/cd8700a9571f4db5bae7578f3b0ab639 [2023-11-29 06:48:53,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 06:48:53,828 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 06:48:53,829 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 06:48:53,829 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 06:48:53,834 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 06:48:53,835 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:48:53" (1/1) ... [2023-11-29 06:48:53,836 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4df58e2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:48:53, skipping insertion in model container [2023-11-29 06:48:53,836 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:48:53" (1/1) ... [2023-11-29 06:48:53,913 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 06:48:54,468 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:48:54,495 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 06:48:54,650 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:48:54,704 INFO L206 MainTranslator]: Completed translation [2023-11-29 06:48:54,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:48:54 WrapperNode [2023-11-29 06:48:54,704 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 06:48:54,706 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 06:48:54,706 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 06:48:54,706 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 06:48:54,714 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:48:54" (1/1) ... [2023-11-29 06:48:54,742 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:48:54" (1/1) ... [2023-11-29 06:48:54,794 INFO L138 Inliner]: procedures = 99, calls = 349, calls flagged for inlining = 41, calls inlined = 33, statements flattened = 787 [2023-11-29 06:48:54,794 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 06:48:54,795 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 06:48:54,795 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 06:48:54,795 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 06:48:54,807 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:48:54" (1/1) ... [2023-11-29 06:48:54,808 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:48:54" (1/1) ... [2023-11-29 06:48:54,819 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:48:54" (1/1) ... [2023-11-29 06:48:54,874 INFO L175 MemorySlicer]: Split 221 memory accesses to 6 slices as follows [2, 12, 14, 63, 100, 30]. 45 percent of accesses are in the largest equivalence class. The 195 initializations are split as follows [2, 0, 0, 63, 100, 30]. The 14 writes are split as follows [0, 12, 2, 0, 0, 0]. [2023-11-29 06:48:54,874 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:48:54" (1/1) ... [2023-11-29 06:48:54,875 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:48:54" (1/1) ... [2023-11-29 06:48:54,902 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:48:54" (1/1) ... [2023-11-29 06:48:54,907 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:48:54" (1/1) ... [2023-11-29 06:48:54,913 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:48:54" (1/1) ... [2023-11-29 06:48:54,918 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:48:54" (1/1) ... [2023-11-29 06:48:54,928 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 06:48:54,929 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 06:48:54,929 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 06:48:54,929 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 06:48:54,930 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:48:54" (1/1) ... [2023-11-29 06:48:54,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:48:54,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:48:54,958 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 06:48:54,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 06:48:54,992 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_list_voltage_linear [2023-11-29 06:48:54,992 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_list_voltage_linear [2023-11-29 06:48:54,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-29 06:48:54,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-29 06:48:54,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 06:48:54,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-29 06:48:54,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-29 06:48:54,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-29 06:48:54,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-29 06:48:54,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-29 06:48:54,994 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-29 06:48:54,994 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-29 06:48:54,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-29 06:48:54,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-29 06:48:54,995 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_unregister [2023-11-29 06:48:54,995 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_unregister [2023-11-29 06:48:54,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-29 06:48:54,995 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-11-29 06:48:54,995 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-11-29 06:48:54,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 06:48:54,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-29 06:48:54,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-29 06:48:54,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-29 06:48:54,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-29 06:48:54,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-29 06:48:54,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-29 06:48:54,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 06:48:54,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-29 06:48:54,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-29 06:48:54,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-29 06:48:54,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-29 06:48:54,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-29 06:48:54,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-29 06:48:54,998 INFO L130 BoogieDeclarations]: Found specification of procedure rdev_get_drvdata [2023-11-29 06:48:54,998 INFO L138 BoogieDeclarations]: Found implementation of procedure rdev_get_drvdata [2023-11-29 06:48:54,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 06:48:54,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mtx_of_isl_pmic [2023-11-29 06:48:54,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mtx_of_isl_pmic [2023-11-29 06:48:54,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-29 06:48:54,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-29 06:48:54,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-29 06:48:54,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-29 06:48:54,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-29 06:48:54,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-29 06:48:54,999 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-29 06:48:54,999 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-29 06:48:55,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 06:48:55,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 06:48:55,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-29 06:48:55,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-29 06:48:55,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-29 06:48:55,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-29 06:48:55,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mtx_of_isl_pmic [2023-11-29 06:48:55,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mtx_of_isl_pmic [2023-11-29 06:48:55,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 06:48:55,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 06:48:55,001 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-29 06:48:55,001 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-29 06:48:55,224 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 06:48:55,227 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 06:48:55,835 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 06:48:55,954 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 06:48:55,954 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-29 06:48:55,955 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:48:55 BoogieIcfgContainer [2023-11-29 06:48:55,955 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 06:48:55,957 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 06:48:55,957 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 06:48:55,960 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 06:48:55,961 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 06:48:53" (1/3) ... [2023-11-29 06:48:55,961 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ffb3de5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:48:55, skipping insertion in model container [2023-11-29 06:48:55,961 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:48:54" (2/3) ... [2023-11-29 06:48:55,962 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ffb3de5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:48:55, skipping insertion in model container [2023-11-29 06:48:55,962 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:48:55" (3/3) ... [2023-11-29 06:48:55,963 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i [2023-11-29 06:48:55,981 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 06:48:55,981 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2023-11-29 06:48:56,033 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 06:48:56,040 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7e2db403, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 06:48:56,040 INFO L358 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2023-11-29 06:48:56,045 INFO L276 IsEmpty]: Start isEmpty. Operand has 159 states, 108 states have (on average 1.5925925925925926) internal successors, (172), 124 states have internal predecessors, (172), 29 states have call successors, (29), 11 states have call predecessors, (29), 11 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-29 06:48:56,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-29 06:48:56,055 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:48:56,056 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:48:56,056 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)] === [2023-11-29 06:48:56,061 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:48:56,061 INFO L85 PathProgramCache]: Analyzing trace with hash 68897414, now seen corresponding path program 1 times [2023-11-29 06:48:56,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:48:56,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507795734] [2023-11-29 06:48:56,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:48:56,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:48:56,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:48:56,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 06:48:56,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:48:56,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507795734] [2023-11-29 06:48:56,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507795734] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:48:56,431 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:48:56,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 06:48:56,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500863713] [2023-11-29 06:48:56,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:48:56,436 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:48:56,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:48:56,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:48:56,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:48:56,461 INFO L87 Difference]: Start difference. First operand has 159 states, 108 states have (on average 1.5925925925925926) internal successors, (172), 124 states have internal predecessors, (172), 29 states have call successors, (29), 11 states have call predecessors, (29), 11 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:48:56,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:48:56,690 INFO L93 Difference]: Finished difference Result 417 states and 628 transitions. [2023-11-29 06:48:56,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:48:56,693 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 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 12 [2023-11-29 06:48:56,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:48:56,703 INFO L225 Difference]: With dead ends: 417 [2023-11-29 06:48:56,704 INFO L226 Difference]: Without dead ends: 229 [2023-11-29 06:48:56,708 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:48:56,712 INFO L413 NwaCegarLoop]: 185 mSDtfsCounter, 140 mSDsluCounter, 177 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 362 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 06:48:56,713 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 362 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 06:48:56,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2023-11-29 06:48:56,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 229. [2023-11-29 06:48:56,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 229 states, 161 states have (on average 1.5093167701863355) internal successors, (243), 170 states have internal predecessors, (243), 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) [2023-11-29 06:48:56,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 321 transitions. [2023-11-29 06:48:56,778 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 321 transitions. Word has length 12 [2023-11-29 06:48:56,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:48:56,778 INFO L495 AbstractCegarLoop]: Abstraction has 229 states and 321 transitions. [2023-11-29 06:48:56,778 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:48:56,779 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 321 transitions. [2023-11-29 06:48:56,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-29 06:48:56,781 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:48:56,781 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] [2023-11-29 06:48:56,782 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 06:48:56,782 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)] === [2023-11-29 06:48:56,783 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:48:56,783 INFO L85 PathProgramCache]: Analyzing trace with hash 1910041681, now seen corresponding path program 1 times [2023-11-29 06:48:56,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:48:56,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745735925] [2023-11-29 06:48:56,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:48:56,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:48:56,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:48:56,982 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-29 06:48:56,983 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:48:56,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745735925] [2023-11-29 06:48:56,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745735925] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:48:56,983 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:48:56,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-29 06:48:56,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340346813] [2023-11-29 06:48:56,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:48:56,985 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:48:56,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:48:56,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:48:56,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:48:56,986 INFO L87 Difference]: Start difference. First operand 229 states and 321 transitions. Second operand has 3 states, 2 states have (on average 10.0) internal successors, (20), 2 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:48:57,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:48:57,268 INFO L93 Difference]: Finished difference Result 457 states and 641 transitions. [2023-11-29 06:48:57,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:48:57,269 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 2 states have internal predecessors, (20), 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 21 [2023-11-29 06:48:57,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:48:57,274 INFO L225 Difference]: With dead ends: 457 [2023-11-29 06:48:57,274 INFO L226 Difference]: Without dead ends: 453 [2023-11-29 06:48:57,275 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:48:57,277 INFO L413 NwaCegarLoop]: 160 mSDtfsCounter, 174 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 174 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 06:48:57,277 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [174 Valid, 316 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 06:48:57,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2023-11-29 06:48:57,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 447. [2023-11-29 06:48:57,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 447 states, 321 states have (on average 1.4984423676012462) internal successors, (481), 330 states have internal predecessors, (481), 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) [2023-11-29 06:48:57,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 447 states and 637 transitions. [2023-11-29 06:48:57,325 INFO L78 Accepts]: Start accepts. Automaton has 447 states and 637 transitions. Word has length 21 [2023-11-29 06:48:57,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:48:57,326 INFO L495 AbstractCegarLoop]: Abstraction has 447 states and 637 transitions. [2023-11-29 06:48:57,326 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 2 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:48:57,326 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 637 transitions. [2023-11-29 06:48:57,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-29 06:48:57,329 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:48:57,329 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] [2023-11-29 06:48:57,329 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 06:48:57,330 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)] === [2023-11-29 06:48:57,330 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:48:57,330 INFO L85 PathProgramCache]: Analyzing trace with hash 426606233, now seen corresponding path program 1 times [2023-11-29 06:48:57,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:48:57,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005842621] [2023-11-29 06:48:57,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:48:57,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:48:57,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:48:57,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-29 06:48:57,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:48:57,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-29 06:48:57,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:48:57,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 06:48:57,466 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:48:57,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005842621] [2023-11-29 06:48:57,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005842621] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:48:57,467 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:48:57,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 06:48:57,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [10687491] [2023-11-29 06:48:57,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:48:57,468 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:48:57,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:48:57,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:48:57,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:48:57,469 INFO L87 Difference]: Start difference. First operand 447 states and 637 transitions. Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2023-11-29 06:48:57,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:48:57,887 INFO L93 Difference]: Finished difference Result 998 states and 1423 transitions. [2023-11-29 06:48:57,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 06:48:57,887 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 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 28 [2023-11-29 06:48:57,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:48:57,893 INFO L225 Difference]: With dead ends: 998 [2023-11-29 06:48:57,894 INFO L226 Difference]: Without dead ends: 552 [2023-11-29 06:48:57,896 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 [2023-11-29 06:48:57,898 INFO L413 NwaCegarLoop]: 253 mSDtfsCounter, 173 mSDsluCounter, 269 mSDsCounter, 0 mSdLazyCounter, 198 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 193 SdHoareTripleChecker+Valid, 522 SdHoareTripleChecker+Invalid, 228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 06:48:57,898 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [193 Valid, 522 Invalid, 228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 198 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 06:48:57,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 552 states. [2023-11-29 06:48:57,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 552 to 532. [2023-11-29 06:48:57,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 532 states, 382 states have (on average 1.4842931937172774) internal successors, (567), 391 states have internal predecessors, (567), 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) [2023-11-29 06:48:57,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 532 states and 751 transitions. [2023-11-29 06:48:57,946 INFO L78 Accepts]: Start accepts. Automaton has 532 states and 751 transitions. Word has length 28 [2023-11-29 06:48:57,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:48:57,946 INFO L495 AbstractCegarLoop]: Abstraction has 532 states and 751 transitions. [2023-11-29 06:48:57,946 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2023-11-29 06:48:57,947 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 751 transitions. [2023-11-29 06:48:57,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-29 06:48:57,950 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:48:57,950 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:48:57,950 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 06:48:57,951 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)] === [2023-11-29 06:48:57,951 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:48:57,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1496499666, now seen corresponding path program 1 times [2023-11-29 06:48:57,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:48:57,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488432463] [2023-11-29 06:48:57,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:48:57,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:48:58,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:48:58,146 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-29 06:48:58,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:48:58,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488432463] [2023-11-29 06:48:58,147 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488432463] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:48:58,147 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:48:58,147 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 06:48:58,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99859115] [2023-11-29 06:48:58,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:48:58,148 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:48:58,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:48:58,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:48:58,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:48:58,149 INFO L87 Difference]: Start difference. First operand 532 states and 751 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:48:58,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:48:58,594 INFO L93 Difference]: Finished difference Result 1104 states and 1558 transitions. [2023-11-29 06:48:58,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 06:48:58,595 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 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 33 [2023-11-29 06:48:58,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:48:58,601 INFO L225 Difference]: With dead ends: 1104 [2023-11-29 06:48:58,601 INFO L226 Difference]: Without dead ends: 780 [2023-11-29 06:48:58,602 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 [2023-11-29 06:48:58,603 INFO L413 NwaCegarLoop]: 291 mSDtfsCounter, 238 mSDsluCounter, 384 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 238 SdHoareTripleChecker+Valid, 675 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 06:48:58,604 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [238 Valid, 675 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 174 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 06:48:58,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 780 states. [2023-11-29 06:48:58,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 780 to 536. [2023-11-29 06:48:58,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 536 states, 386 states have (on average 1.4792746113989637) internal successors, (571), 395 states have internal predecessors, (571), 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) [2023-11-29 06:48:58,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 536 states and 755 transitions. [2023-11-29 06:48:58,638 INFO L78 Accepts]: Start accepts. Automaton has 536 states and 755 transitions. Word has length 33 [2023-11-29 06:48:58,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:48:58,639 INFO L495 AbstractCegarLoop]: Abstraction has 536 states and 755 transitions. [2023-11-29 06:48:58,639 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:48:58,639 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 755 transitions. [2023-11-29 06:48:58,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-29 06:48:58,641 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:48:58,641 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] [2023-11-29 06:48:58,641 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-29 06:48:58,641 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)] === [2023-11-29 06:48:58,642 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:48:58,642 INFO L85 PathProgramCache]: Analyzing trace with hash 355959190, now seen corresponding path program 1 times [2023-11-29 06:48:58,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:48:58,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181263428] [2023-11-29 06:48:58,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:48:58,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:48:58,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:48:58,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 06:48:58,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:48:58,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-29 06:48:58,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:48:58,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-29 06:48:58,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:48:58,766 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-29 06:48:58,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:48:58,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181263428] [2023-11-29 06:48:58,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181263428] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:48:58,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:48:58,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 06:48:58,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903078936] [2023-11-29 06:48:58,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:48:58,767 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:48:58,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:48:58,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:48:58,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:48:58,769 INFO L87 Difference]: Start difference. First operand 536 states and 755 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 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) [2023-11-29 06:48:59,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:48:59,156 INFO L93 Difference]: Finished difference Result 1032 states and 1467 transitions. [2023-11-29 06:48:59,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 06:48:59,157 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 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 40 [2023-11-29 06:48:59,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:48:59,162 INFO L225 Difference]: With dead ends: 1032 [2023-11-29 06:48:59,162 INFO L226 Difference]: Without dead ends: 584 [2023-11-29 06:48:59,163 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 [2023-11-29 06:48:59,164 INFO L413 NwaCegarLoop]: 153 mSDtfsCounter, 26 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 386 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 06:48:59,165 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 386 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 06:48:59,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 584 states. [2023-11-29 06:48:59,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 584 to 564. [2023-11-29 06:48:59,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 564 states, 408 states have (on average 1.4583333333333333) internal successors, (595), 417 states have internal predecessors, (595), 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) [2023-11-29 06:48:59,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 564 states and 791 transitions. [2023-11-29 06:48:59,206 INFO L78 Accepts]: Start accepts. Automaton has 564 states and 791 transitions. Word has length 40 [2023-11-29 06:48:59,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:48:59,206 INFO L495 AbstractCegarLoop]: Abstraction has 564 states and 791 transitions. [2023-11-29 06:48:59,207 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 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) [2023-11-29 06:48:59,207 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 791 transitions. [2023-11-29 06:48:59,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-29 06:48:59,209 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:48:59,209 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] [2023-11-29 06:48:59,209 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-29 06:48:59,210 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)] === [2023-11-29 06:48:59,210 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:48:59,210 INFO L85 PathProgramCache]: Analyzing trace with hash -871649202, now seen corresponding path program 1 times [2023-11-29 06:48:59,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:48:59,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080052379] [2023-11-29 06:48:59,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:48:59,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:48:59,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:48:59,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 06:48:59,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:48:59,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-29 06:48:59,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:48:59,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-29 06:48:59,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:48:59,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-29 06:48:59,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:48:59,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-29 06:48:59,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:48:59,461 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-29 06:48:59,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:48:59,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080052379] [2023-11-29 06:48:59,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2080052379] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:48:59,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:48:59,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 06:48:59,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362550239] [2023-11-29 06:48:59,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:48:59,462 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 06:48:59,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:48:59,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 06:48:59,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 06:48:59,463 INFO L87 Difference]: Start difference. First operand 564 states and 791 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 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) [2023-11-29 06:48:59,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:48:59,908 INFO L93 Difference]: Finished difference Result 1064 states and 1497 transitions. [2023-11-29 06:48:59,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 06:48:59,909 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 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 51 [2023-11-29 06:48:59,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:48:59,913 INFO L225 Difference]: With dead ends: 1064 [2023-11-29 06:48:59,913 INFO L226 Difference]: Without dead ends: 588 [2023-11-29 06:48:59,915 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 [2023-11-29 06:48:59,915 INFO L413 NwaCegarLoop]: 154 mSDtfsCounter, 20 mSDsluCounter, 363 mSDsCounter, 0 mSdLazyCounter, 240 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 517 SdHoareTripleChecker+Invalid, 269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 06:48:59,916 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 517 Invalid, 269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 240 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 06:48:59,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 588 states. [2023-11-29 06:48:59,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 588 to 566. [2023-11-29 06:48:59,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 566 states, 410 states have (on average 1.4560975609756097) internal successors, (597), 419 states have internal predecessors, (597), 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) [2023-11-29 06:48:59,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 566 states and 793 transitions. [2023-11-29 06:48:59,967 INFO L78 Accepts]: Start accepts. Automaton has 566 states and 793 transitions. Word has length 51 [2023-11-29 06:48:59,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:48:59,968 INFO L495 AbstractCegarLoop]: Abstraction has 566 states and 793 transitions. [2023-11-29 06:48:59,968 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 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) [2023-11-29 06:48:59,968 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 793 transitions. [2023-11-29 06:48:59,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-29 06:48:59,970 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:48:59,971 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:48:59,971 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-29 06:48:59,971 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)] === [2023-11-29 06:48:59,971 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:48:59,972 INFO L85 PathProgramCache]: Analyzing trace with hash -1652506318, now seen corresponding path program 1 times [2023-11-29 06:48:59,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:48:59,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438563566] [2023-11-29 06:48:59,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:48:59,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:49:00,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:00,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 06:49:00,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:00,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-29 06:49:00,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:00,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-29 06:49:00,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:00,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 06:49:00,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:00,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 06:49:00,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:00,232 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-29 06:49:00,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:49:00,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438563566] [2023-11-29 06:49:00,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438563566] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 06:49:00,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [833269182] [2023-11-29 06:49:00,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:49:00,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:49:00,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:49:00,237 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:49:00,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 06:49:00,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:00,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 1201 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 06:49:00,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:49:00,679 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-29 06:49:00,679 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:49:00,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [833269182] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:49:00,679 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 06:49:00,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2023-11-29 06:49:00,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911206887] [2023-11-29 06:49:00,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:49:00,680 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:49:00,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:49:00,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:49:00,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 06:49:00,681 INFO L87 Difference]: Start difference. First operand 566 states and 793 transitions. Second operand has 4 states, 3 states have (on average 12.666666666666666) internal successors, (38), 4 states have internal predecessors, (38), 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) [2023-11-29 06:49:00,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:49:00,958 INFO L93 Difference]: Finished difference Result 1050 states and 1477 transitions. [2023-11-29 06:49:00,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 06:49:00,959 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.666666666666666) internal successors, (38), 4 states have internal predecessors, (38), 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 56 [2023-11-29 06:49:00,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:49:00,962 INFO L225 Difference]: With dead ends: 1050 [2023-11-29 06:49:00,962 INFO L226 Difference]: Without dead ends: 572 [2023-11-29 06:49:00,964 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 06:49:00,964 INFO L413 NwaCegarLoop]: 164 mSDtfsCounter, 12 mSDsluCounter, 300 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 464 SdHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 06:49:00,965 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 464 Invalid, 134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 06:49:00,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 572 states. [2023-11-29 06:49:00,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 572 to 570. [2023-11-29 06:49:00,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 570 states, 416 states have (on average 1.4399038461538463) internal successors, (599), 423 states have internal predecessors, (599), 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) [2023-11-29 06:49:00,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 570 states and 795 transitions. [2023-11-29 06:49:00,990 INFO L78 Accepts]: Start accepts. Automaton has 570 states and 795 transitions. Word has length 56 [2023-11-29 06:49:00,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:49:00,990 INFO L495 AbstractCegarLoop]: Abstraction has 570 states and 795 transitions. [2023-11-29 06:49:00,991 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.666666666666666) internal successors, (38), 4 states have internal predecessors, (38), 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) [2023-11-29 06:49:00,991 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 795 transitions. [2023-11-29 06:49:00,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-29 06:49:00,992 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:49:00,993 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:49:01,000 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 06:49:01,193 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-11-29 06:49:01,194 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)] === [2023-11-29 06:49:01,194 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:49:01,194 INFO L85 PathProgramCache]: Analyzing trace with hash 311911858, now seen corresponding path program 1 times [2023-11-29 06:49:01,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:49:01,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119943912] [2023-11-29 06:49:01,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:49:01,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:49:01,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:01,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 06:49:01,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:01,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-29 06:49:01,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:01,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-29 06:49:01,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:01,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 06:49:01,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:01,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 06:49:01,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:01,387 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-29 06:49:01,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:49:01,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [119943912] [2023-11-29 06:49:01,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [119943912] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:49:01,387 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:49:01,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:49:01,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611290827] [2023-11-29 06:49:01,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:49:01,388 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:49:01,388 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:49:01,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:49:01,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:49:01,389 INFO L87 Difference]: Start difference. First operand 570 states and 795 transitions. Second operand has 4 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 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) [2023-11-29 06:49:01,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:49:01,687 INFO L93 Difference]: Finished difference Result 592 states and 829 transitions. [2023-11-29 06:49:01,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 06:49:01,687 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 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 57 [2023-11-29 06:49:01,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:49:01,692 INFO L225 Difference]: With dead ends: 592 [2023-11-29 06:49:01,692 INFO L226 Difference]: Without dead ends: 590 [2023-11-29 06:49:01,693 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 [2023-11-29 06:49:01,694 INFO L413 NwaCegarLoop]: 149 mSDtfsCounter, 24 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 373 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 06:49:01,694 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 373 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 06:49:01,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2023-11-29 06:49:01,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 564. [2023-11-29 06:49:01,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 564 states, 412 states have (on average 1.4296116504854368) internal successors, (589), 417 states have internal predecessors, (589), 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) [2023-11-29 06:49:01,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 564 states and 785 transitions. [2023-11-29 06:49:01,733 INFO L78 Accepts]: Start accepts. Automaton has 564 states and 785 transitions. Word has length 57 [2023-11-29 06:49:01,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:49:01,733 INFO L495 AbstractCegarLoop]: Abstraction has 564 states and 785 transitions. [2023-11-29 06:49:01,734 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 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) [2023-11-29 06:49:01,734 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 785 transitions. [2023-11-29 06:49:01,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-29 06:49:01,736 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:49:01,736 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] [2023-11-29 06:49:01,736 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-29 06:49:01,736 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)] === [2023-11-29 06:49:01,736 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:49:01,737 INFO L85 PathProgramCache]: Analyzing trace with hash 982523122, now seen corresponding path program 1 times [2023-11-29 06:49:01,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:49:01,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684126876] [2023-11-29 06:49:01,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:49:01,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:49:01,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:01,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 06:49:01,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:01,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-29 06:49:01,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:01,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-29 06:49:01,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:01,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-11-29 06:49:01,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:01,945 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-29 06:49:01,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:49:01,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684126876] [2023-11-29 06:49:01,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [684126876] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 06:49:01,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [14463990] [2023-11-29 06:49:01,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:49:01,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:49:01,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:49:01,949 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:49:01,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 06:49:02,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:02,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 1185 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 06:49:02,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:49:02,356 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-29 06:49:02,356 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:49:02,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [14463990] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:49:02,356 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 06:49:02,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2023-11-29 06:49:02,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284102260] [2023-11-29 06:49:02,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:49:02,357 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:49:02,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:49:02,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:49:02,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-29 06:49:02,358 INFO L87 Difference]: Start difference. First operand 564 states and 785 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2023-11-29 06:49:02,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:49:02,508 INFO L93 Difference]: Finished difference Result 905 states and 1262 transitions. [2023-11-29 06:49:02,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:49:02,508 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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 60 [2023-11-29 06:49:02,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:49:02,512 INFO L225 Difference]: With dead ends: 905 [2023-11-29 06:49:02,512 INFO L226 Difference]: Without dead ends: 569 [2023-11-29 06:49:02,513 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-29 06:49:02,514 INFO L413 NwaCegarLoop]: 158 mSDtfsCounter, 4 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 314 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 06:49:02,514 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 314 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 06:49:02,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 569 states. [2023-11-29 06:49:02,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 569 to 569. [2023-11-29 06:49:02,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 569 states, 416 states have (on average 1.4278846153846154) internal successors, (594), 421 states have internal predecessors, (594), 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) [2023-11-29 06:49:02,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 569 states and 792 transitions. [2023-11-29 06:49:02,539 INFO L78 Accepts]: Start accepts. Automaton has 569 states and 792 transitions. Word has length 60 [2023-11-29 06:49:02,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:49:02,539 INFO L495 AbstractCegarLoop]: Abstraction has 569 states and 792 transitions. [2023-11-29 06:49:02,539 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2023-11-29 06:49:02,539 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 792 transitions. [2023-11-29 06:49:02,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-29 06:49:02,541 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:49:02,541 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] [2023-11-29 06:49:02,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 06:49:02,742 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2023-11-29 06:49:02,743 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)] === [2023-11-29 06:49:02,743 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:49:02,743 INFO L85 PathProgramCache]: Analyzing trace with hash 1294988241, now seen corresponding path program 1 times [2023-11-29 06:49:02,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:49:02,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580500571] [2023-11-29 06:49:02,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:49:02,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:49:02,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:02,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 06:49:02,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:02,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-29 06:49:02,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:02,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-29 06:49:02,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:02,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-11-29 06:49:02,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:02,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 06:49:02,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:02,950 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-29 06:49:02,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:49:02,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580500571] [2023-11-29 06:49:02,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580500571] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 06:49:02,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1067427949] [2023-11-29 06:49:02,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:49:02,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:49:02,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:49:02,952 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:49:02,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 06:49:03,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:03,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 1195 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 06:49:03,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:49:03,347 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-29 06:49:03,347 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:49:03,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1067427949] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:49:03,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 06:49:03,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2023-11-29 06:49:03,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883194544] [2023-11-29 06:49:03,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:49:03,348 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:49:03,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:49:03,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:49:03,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-29 06:49:03,349 INFO L87 Difference]: Start difference. First operand 569 states and 792 transitions. Second operand has 3 states, 2 states have (on average 22.0) internal successors, (44), 3 states have internal predecessors, (44), 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) [2023-11-29 06:49:03,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:49:03,522 INFO L93 Difference]: Finished difference Result 569 states and 792 transitions. [2023-11-29 06:49:03,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:49:03,522 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 22.0) internal successors, (44), 3 states have internal predecessors, (44), 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 64 [2023-11-29 06:49:03,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:49:03,526 INFO L225 Difference]: With dead ends: 569 [2023-11-29 06:49:03,526 INFO L226 Difference]: Without dead ends: 568 [2023-11-29 06:49:03,527 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-29 06:49:03,527 INFO L413 NwaCegarLoop]: 157 mSDtfsCounter, 2 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 311 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 06:49:03,528 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 311 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 06:49:03,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 568 states. [2023-11-29 06:49:03,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 568 to 568. [2023-11-29 06:49:03,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 568 states, 416 states have (on average 1.4230769230769231) internal successors, (592), 420 states have internal predecessors, (592), 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) [2023-11-29 06:49:03,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 568 states and 790 transitions. [2023-11-29 06:49:03,560 INFO L78 Accepts]: Start accepts. Automaton has 568 states and 790 transitions. Word has length 64 [2023-11-29 06:49:03,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:49:03,560 INFO L495 AbstractCegarLoop]: Abstraction has 568 states and 790 transitions. [2023-11-29 06:49:03,560 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 22.0) internal successors, (44), 3 states have internal predecessors, (44), 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) [2023-11-29 06:49:03,561 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 790 transitions. [2023-11-29 06:49:03,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-29 06:49:03,562 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:49:03,562 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] [2023-11-29 06:49:03,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 06:49:03,763 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-29 06:49:03,763 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)] === [2023-11-29 06:49:03,764 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:49:03,764 INFO L85 PathProgramCache]: Analyzing trace with hash 1598674428, now seen corresponding path program 1 times [2023-11-29 06:49:03,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:49:03,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770405201] [2023-11-29 06:49:03,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:49:03,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:49:03,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:03,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 06:49:03,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:03,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-29 06:49:03,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:03,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-29 06:49:03,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:03,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-11-29 06:49:03,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:03,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 06:49:03,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:03,972 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-29 06:49:03,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:49:03,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770405201] [2023-11-29 06:49:03,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770405201] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 06:49:03,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [488706571] [2023-11-29 06:49:03,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:49:03,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:49:03,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:49:03,974 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:49:03,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 06:49:04,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:04,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 1206 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 06:49:04,383 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:49:04,410 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-29 06:49:04,410 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 06:49:04,458 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-29 06:49:04,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [488706571] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 06:49:04,459 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 06:49:04,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 7 [2023-11-29 06:49:04,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451174838] [2023-11-29 06:49:04,459 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 06:49:04,460 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 06:49:04,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:49:04,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 06:49:04,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-29 06:49:04,461 INFO L87 Difference]: Start difference. First operand 568 states and 790 transitions. Second operand has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 6 states have internal predecessors, (74), 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) [2023-11-29 06:49:04,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:49:04,910 INFO L93 Difference]: Finished difference Result 1114 states and 1551 transitions. [2023-11-29 06:49:04,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 06:49:04,910 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 6 states have internal predecessors, (74), 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 67 [2023-11-29 06:49:04,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:49:04,915 INFO L225 Difference]: With dead ends: 1114 [2023-11-29 06:49:04,915 INFO L226 Difference]: Without dead ends: 634 [2023-11-29 06:49:04,916 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 140 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-29 06:49:04,917 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 44 mSDsluCounter, 357 mSDsCounter, 0 mSdLazyCounter, 247 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 505 SdHoareTripleChecker+Invalid, 285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 247 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 06:49:04,917 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 505 Invalid, 285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 247 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 06:49:04,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 634 states. [2023-11-29 06:49:04,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 634 to 594. [2023-11-29 06:49:04,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 594 states, 438 states have (on average 1.4063926940639269) internal successors, (616), 442 states have internal predecessors, (616), 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) [2023-11-29 06:49:04,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 822 transitions. [2023-11-29 06:49:04,951 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 822 transitions. Word has length 67 [2023-11-29 06:49:04,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:49:04,951 INFO L495 AbstractCegarLoop]: Abstraction has 594 states and 822 transitions. [2023-11-29 06:49:04,952 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 6 states have internal predecessors, (74), 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) [2023-11-29 06:49:04,952 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 822 transitions. [2023-11-29 06:49:04,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-29 06:49:04,954 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:49:04,954 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] [2023-11-29 06:49:04,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 06:49:05,154 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:49:05,155 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)] === [2023-11-29 06:49:05,155 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:49:05,155 INFO L85 PathProgramCache]: Analyzing trace with hash -1813974500, now seen corresponding path program 1 times [2023-11-29 06:49:05,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:49:05,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120222060] [2023-11-29 06:49:05,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:49:05,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:49:05,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:05,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 06:49:05,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:05,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-29 06:49:05,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:05,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-29 06:49:05,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:05,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-29 06:49:05,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:05,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 06:49:05,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:05,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-11-29 06:49:05,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:05,408 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-29 06:49:05,408 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:49:05,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120222060] [2023-11-29 06:49:05,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120222060] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 06:49:05,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1693128710] [2023-11-29 06:49:05,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:49:05,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:49:05,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:49:05,410 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:49:05,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 06:49:05,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:05,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 1239 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 06:49:05,787 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:49:05,862 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-29 06:49:05,862 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:49:05,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1693128710] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:49:05,862 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 06:49:05,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 7 [2023-11-29 06:49:05,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406687101] [2023-11-29 06:49:05,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:49:05,863 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:49:05,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:49:05,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:49:05,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-29 06:49:05,864 INFO L87 Difference]: Start difference. First operand 594 states and 822 transitions. Second operand has 4 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 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) [2023-11-29 06:49:06,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:49:06,180 INFO L93 Difference]: Finished difference Result 747 states and 1034 transitions. [2023-11-29 06:49:06,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 06:49:06,180 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 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 71 [2023-11-29 06:49:06,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:49:06,185 INFO L225 Difference]: With dead ends: 747 [2023-11-29 06:49:06,185 INFO L226 Difference]: Without dead ends: 745 [2023-11-29 06:49:06,185 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-29 06:49:06,186 INFO L413 NwaCegarLoop]: 292 mSDtfsCounter, 304 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 304 SdHoareTripleChecker+Valid, 391 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 06:49:06,186 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [304 Valid, 391 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 06:49:06,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states. [2023-11-29 06:49:06,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 592. [2023-11-29 06:49:06,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 592 states, 438 states have (on average 1.4018264840182648) internal successors, (614), 440 states have internal predecessors, (614), 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) [2023-11-29 06:49:06,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 592 states and 820 transitions. [2023-11-29 06:49:06,211 INFO L78 Accepts]: Start accepts. Automaton has 592 states and 820 transitions. Word has length 71 [2023-11-29 06:49:06,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:49:06,211 INFO L495 AbstractCegarLoop]: Abstraction has 592 states and 820 transitions. [2023-11-29 06:49:06,211 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 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) [2023-11-29 06:49:06,211 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 820 transitions. [2023-11-29 06:49:06,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-29 06:49:06,213 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:49:06,213 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] [2023-11-29 06:49:06,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 06:49:06,413 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:49:06,414 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)] === [2023-11-29 06:49:06,414 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:49:06,414 INFO L85 PathProgramCache]: Analyzing trace with hash -398634408, now seen corresponding path program 1 times [2023-11-29 06:49:06,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:49:06,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949706218] [2023-11-29 06:49:06,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:49:06,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:49:06,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:06,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 06:49:06,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:06,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-29 06:49:06,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:06,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-29 06:49:06,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:06,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-29 06:49:06,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:06,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 06:49:06,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:06,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-11-29 06:49:06,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:06,577 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-29 06:49:06,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:49:06,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949706218] [2023-11-29 06:49:06,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [949706218] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 06:49:06,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1365030976] [2023-11-29 06:49:06,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:49:06,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:49:06,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:49:06,580 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:49:06,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 06:49:06,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:06,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 1240 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 06:49:06,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:49:07,051 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-29 06:49:07,051 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 06:49:07,138 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-29 06:49:07,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1365030976] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 06:49:07,138 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 06:49:07,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 2, 3] total 9 [2023-11-29 06:49:07,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677307412] [2023-11-29 06:49:07,139 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 06:49:07,139 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 06:49:07,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:49:07,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 06:49:07,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-11-29 06:49:07,141 INFO L87 Difference]: Start difference. First operand 592 states and 820 transitions. Second operand has 9 states, 9 states have (on average 17.11111111111111) internal successors, (154), 8 states have internal predecessors, (154), 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) [2023-11-29 06:49:07,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:49:08,000 INFO L93 Difference]: Finished difference Result 1490 states and 2084 transitions. [2023-11-29 06:49:08,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-29 06:49:08,000 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 17.11111111111111) internal successors, (154), 8 states have internal predecessors, (154), 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 72 [2023-11-29 06:49:08,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:49:08,007 INFO L225 Difference]: With dead ends: 1490 [2023-11-29 06:49:08,007 INFO L226 Difference]: Without dead ends: 1139 [2023-11-29 06:49:08,008 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2023-11-29 06:49:08,008 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 668 mSDsluCounter, 537 mSDsCounter, 0 mSdLazyCounter, 428 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 722 SdHoareTripleChecker+Valid, 679 SdHoareTripleChecker+Invalid, 600 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 428 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-29 06:49:08,008 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [722 Valid, 679 Invalid, 600 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 428 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-29 06:49:08,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1139 states. [2023-11-29 06:49:08,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1139 to 949. [2023-11-29 06:49:08,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 949 states, 704 states have (on average 1.3977272727272727) internal successors, (984), 705 states have internal predecessors, (984), 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) [2023-11-29 06:49:08,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 949 states and 1316 transitions. [2023-11-29 06:49:08,051 INFO L78 Accepts]: Start accepts. Automaton has 949 states and 1316 transitions. Word has length 72 [2023-11-29 06:49:08,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:49:08,051 INFO L495 AbstractCegarLoop]: Abstraction has 949 states and 1316 transitions. [2023-11-29 06:49:08,052 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 17.11111111111111) internal successors, (154), 8 states have internal predecessors, (154), 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) [2023-11-29 06:49:08,052 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1316 transitions. [2023-11-29 06:49:08,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-29 06:49:08,054 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:49:08,054 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-29 06:49:08,061 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 06:49:08,256 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:49:08,257 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)] === [2023-11-29 06:49:08,257 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:49:08,257 INFO L85 PathProgramCache]: Analyzing trace with hash 143215253, now seen corresponding path program 1 times [2023-11-29 06:49:08,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:49:08,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942830572] [2023-11-29 06:49:08,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:49:08,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:49:08,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:08,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 06:49:08,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:08,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-29 06:49:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:08,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-29 06:49:08,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:08,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-29 06:49:08,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:08,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 06:49:08,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:08,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-11-29 06:49:08,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:08,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-29 06:49:08,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:08,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-29 06:49:08,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:08,423 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-29 06:49:08,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:49:08,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942830572] [2023-11-29 06:49:08,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1942830572] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:49:08,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:49:08,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:49:08,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283162171] [2023-11-29 06:49:08,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:49:08,425 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:49:08,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:49:08,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:49:08,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:49:08,426 INFO L87 Difference]: Start difference. First operand 949 states and 1316 transitions. Second operand has 4 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 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) [2023-11-29 06:49:08,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:49:08,824 INFO L93 Difference]: Finished difference Result 981 states and 1370 transitions. [2023-11-29 06:49:08,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 06:49:08,825 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 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 83 [2023-11-29 06:49:08,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:49:08,832 INFO L225 Difference]: With dead ends: 981 [2023-11-29 06:49:08,832 INFO L226 Difference]: Without dead ends: 980 [2023-11-29 06:49:08,832 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 [2023-11-29 06:49:08,833 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 17 mSDsluCounter, 227 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 375 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 06:49:08,833 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 375 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 06:49:08,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 980 states. [2023-11-29 06:49:08,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 980 to 940. [2023-11-29 06:49:08,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 940 states, 698 states have (on average 1.3982808022922637) internal successors, (976), 698 states have internal predecessors, (976), 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) [2023-11-29 06:49:08,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 940 states and 1304 transitions. [2023-11-29 06:49:08,894 INFO L78 Accepts]: Start accepts. Automaton has 940 states and 1304 transitions. Word has length 83 [2023-11-29 06:49:08,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:49:08,894 INFO L495 AbstractCegarLoop]: Abstraction has 940 states and 1304 transitions. [2023-11-29 06:49:08,894 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 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) [2023-11-29 06:49:08,894 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1304 transitions. [2023-11-29 06:49:08,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-29 06:49:08,898 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:49:08,899 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:49:08,899 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-11-29 06:49:08,899 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)] === [2023-11-29 06:49:08,899 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:49:08,900 INFO L85 PathProgramCache]: Analyzing trace with hash -570240318, now seen corresponding path program 1 times [2023-11-29 06:49:08,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:49:08,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005687301] [2023-11-29 06:49:08,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:49:08,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:49:09,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:09,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 06:49:09,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:09,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-29 06:49:09,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:09,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-29 06:49:09,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:09,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-29 06:49:09,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:09,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-29 06:49:09,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:09,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-29 06:49:09,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:09,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 06:49:09,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:09,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 06:49:09,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:09,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-29 06:49:09,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:09,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-29 06:49:09,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:09,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-29 06:49:09,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:09,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-29 06:49:09,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:09,158 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2023-11-29 06:49:09,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:49:09,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2005687301] [2023-11-29 06:49:09,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2005687301] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:49:09,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:49:09,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 06:49:09,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456492223] [2023-11-29 06:49:09,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:49:09,159 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:49:09,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:49:09,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:49:09,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:49:09,160 INFO L87 Difference]: Start difference. First operand 940 states and 1304 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 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) [2023-11-29 06:49:09,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:49:09,545 INFO L93 Difference]: Finished difference Result 1642 states and 2285 transitions. [2023-11-29 06:49:09,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 06:49:09,546 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 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 130 [2023-11-29 06:49:09,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:49:09,551 INFO L225 Difference]: With dead ends: 1642 [2023-11-29 06:49:09,551 INFO L226 Difference]: Without dead ends: 790 [2023-11-29 06:49:09,553 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 [2023-11-29 06:49:09,554 INFO L413 NwaCegarLoop]: 250 mSDtfsCounter, 141 mSDsluCounter, 283 mSDsCounter, 0 mSdLazyCounter, 211 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 533 SdHoareTripleChecker+Invalid, 237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 06:49:09,554 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 533 Invalid, 237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 211 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 06:49:09,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 790 states. [2023-11-29 06:49:09,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 790 to 766. [2023-11-29 06:49:09,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 766 states, 574 states have (on average 1.3763066202090593) internal successors, (790), 574 states have internal predecessors, (790), 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) [2023-11-29 06:49:09,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 766 states and 1054 transitions. [2023-11-29 06:49:09,590 INFO L78 Accepts]: Start accepts. Automaton has 766 states and 1054 transitions. Word has length 130 [2023-11-29 06:49:09,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:49:09,590 INFO L495 AbstractCegarLoop]: Abstraction has 766 states and 1054 transitions. [2023-11-29 06:49:09,590 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 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) [2023-11-29 06:49:09,590 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1054 transitions. [2023-11-29 06:49:09,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-29 06:49:09,593 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:49:09,593 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, 2, 1, 1] [2023-11-29 06:49:09,593 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-11-29 06:49:09,594 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)] === [2023-11-29 06:49:09,594 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:49:09,594 INFO L85 PathProgramCache]: Analyzing trace with hash -1927760654, now seen corresponding path program 2 times [2023-11-29 06:49:09,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:49:09,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995424627] [2023-11-29 06:49:09,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:49:09,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:49:09,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:09,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 06:49:09,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:09,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-29 06:49:09,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:09,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-29 06:49:09,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:09,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-29 06:49:09,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:09,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-29 06:49:09,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:09,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-29 06:49:09,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:09,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-29 06:49:09,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:09,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-29 06:49:09,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:09,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-29 06:49:09,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:09,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-29 06:49:09,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:09,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-29 06:49:09,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:09,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-29 06:49:09,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:49:09,847 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2023-11-29 06:49:09,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:49:09,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995424627] [2023-11-29 06:49:09,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1995424627] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:49:09,848 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:49:09,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 06:49:09,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077106964] [2023-11-29 06:49:09,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:49:09,849 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:49:09,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:49:09,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:49:09,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:49:09,849 INFO L87 Difference]: Start difference. First operand 766 states and 1054 transitions. Second operand has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 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) [2023-11-29 06:49:10,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:49:10,186 INFO L93 Difference]: Finished difference Result 1037 states and 1429 transitions. [2023-11-29 06:49:10,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 06:49:10,186 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 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 148 [2023-11-29 06:49:10,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:49:10,187 INFO L225 Difference]: With dead ends: 1037 [2023-11-29 06:49:10,187 INFO L226 Difference]: Without dead ends: 0 [2023-11-29 06:49:10,189 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 [2023-11-29 06:49:10,189 INFO L413 NwaCegarLoop]: 239 mSDtfsCounter, 152 mSDsluCounter, 235 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 474 SdHoareTripleChecker+Invalid, 215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 06:49:10,189 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [170 Valid, 474 Invalid, 215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 06:49:10,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-29 06:49:10,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-29 06:49:10,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:49:10,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-29 06:49:10,191 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 148 [2023-11-29 06:49:10,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:49:10,191 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 06:49:10,191 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 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) [2023-11-29 06:49:10,191 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-29 06:49:10,192 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-29 06:49:10,193 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 10 remaining) [2023-11-29 06:49:10,194 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 10 remaining) [2023-11-29 06:49:10,194 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 10 remaining) [2023-11-29 06:49:10,194 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 10 remaining) [2023-11-29 06:49:10,194 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 10 remaining) [2023-11-29 06:49:10,194 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 10 remaining) [2023-11-29 06:49:10,194 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 10 remaining) [2023-11-29 06:49:10,195 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 10 remaining) [2023-11-29 06:49:10,195 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 10 remaining) [2023-11-29 06:49:10,195 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 10 remaining) [2023-11-29 06:49:10,195 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-11-29 06:49:10,197 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-29 06:49:11,213 INFO L899 garLoopResultBuilder]: For program point L2945(lines 2945 2948) no Hoare annotation was computed. [2023-11-29 06:49:11,213 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_lock_mtx_of_isl_pmicEXIT(lines 2942 2952) no Hoare annotation was computed. [2023-11-29 06:49:11,214 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2942 2952) the Hoare annotation is: true [2023-11-29 06:49:11,214 INFO L899 garLoopResultBuilder]: For program point L2947-1(lines 2945 2948) no Hoare annotation was computed. [2023-11-29 06:49:11,214 INFO L902 garLoopResultBuilder]: At program point L2947(line 2947) the Hoare annotation is: true [2023-11-29 06:49:11,214 INFO L899 garLoopResultBuilder]: For program point regulator_list_voltage_linearEXIT(lines 3204 3206) no Hoare annotation was computed. [2023-11-29 06:49:11,214 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3204 3206) the Hoare annotation is: true [2023-11-29 06:49:11,214 INFO L899 garLoopResultBuilder]: For program point dev_errEXIT(lines 3149 3151) no Hoare annotation was computed. [2023-11-29 06:49:11,214 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3149 3151) the Hoare annotation is: true [2023-11-29 06:49:11,215 INFO L899 garLoopResultBuilder]: For program point mutex_unlockEXIT(lines 3197 3199) no Hoare annotation was computed. [2023-11-29 06:49:11,215 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3197 3199) the Hoare annotation is: true [2023-11-29 06:49:11,215 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 2684 2689) the Hoare annotation is: true [2023-11-29 06:49:11,215 INFO L899 garLoopResultBuilder]: For program point L12(line 12) no Hoare annotation was computed. [2023-11-29 06:49:11,215 INFO L899 garLoopResultBuilder]: For program point L12-2(line 12) no Hoare annotation was computed. [2023-11-29 06:49:11,215 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 2684 2689) no Hoare annotation was computed. [2023-11-29 06:49:11,215 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3214 3216) the Hoare annotation is: true [2023-11-29 06:49:11,215 INFO L899 garLoopResultBuilder]: For program point regulator_unregisterEXIT(lines 3214 3216) no Hoare annotation was computed. [2023-11-29 06:49:11,216 INFO L899 garLoopResultBuilder]: For program point L3005-1(lines 3003 3006) no Hoare annotation was computed. [2023-11-29 06:49:11,216 INFO L902 garLoopResultBuilder]: At program point L3005(line 3005) the Hoare annotation is: true [2023-11-29 06:49:11,216 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_unlock_mtx_of_isl_pmicEXIT(lines 3000 3010) no Hoare annotation was computed. [2023-11-29 06:49:11,216 INFO L899 garLoopResultBuilder]: For program point L3003(lines 3003 3006) no Hoare annotation was computed. [2023-11-29 06:49:11,216 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3000 3010) the Hoare annotation is: true [2023-11-29 06:49:11,216 INFO L902 garLoopResultBuilder]: At program point L3162(line 3162) the Hoare annotation is: true [2023-11-29 06:49:11,216 INFO L899 garLoopResultBuilder]: For program point L3160(line 3160) no Hoare annotation was computed. [2023-11-29 06:49:11,216 INFO L899 garLoopResultBuilder]: For program point L3162-1(line 3162) no Hoare annotation was computed. [2023-11-29 06:49:11,217 INFO L899 garLoopResultBuilder]: For program point L3156(line 3156) no Hoare annotation was computed. [2023-11-29 06:49:11,217 INFO L899 garLoopResultBuilder]: For program point L3155(lines 3155 3157) no Hoare annotation was computed. [2023-11-29 06:49:11,217 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 3158 3164) no Hoare annotation was computed. [2023-11-29 06:49:11,217 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)))) [2023-11-29 06:49:11,218 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 3158 3164) no Hoare annotation was computed. [2023-11-29 06:49:11,218 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3190 3192) the Hoare annotation is: true [2023-11-29 06:49:11,218 INFO L899 garLoopResultBuilder]: For program point mutex_lockEXIT(lines 3190 3192) no Hoare annotation was computed. [2023-11-29 06:49:11,218 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2368) no Hoare annotation was computed. [2023-11-29 06:49:11,218 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))) [2023-11-29 06:49:11,219 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))) [2023-11-29 06:49:11,219 INFO L899 garLoopResultBuilder]: For program point L2249(line 2249) no Hoare annotation was computed. [2023-11-29 06:49:11,219 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))) [2023-11-29 06:49:11,219 INFO L899 garLoopResultBuilder]: For program point L2249-2(line 2249) no Hoare annotation was computed. [2023-11-29 06:49:11,219 INFO L899 garLoopResultBuilder]: For program point L2249-4(line 2249) no Hoare annotation was computed. [2023-11-29 06:49:11,220 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))) [2023-11-29 06:49:11,220 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))) [2023-11-29 06:49:11,220 INFO L899 garLoopResultBuilder]: For program point L2563-1(line 2563) no Hoare annotation was computed. [2023-11-29 06:49:11,220 INFO L899 garLoopResultBuilder]: For program point L2563(line 2563) no Hoare annotation was computed. [2023-11-29 06:49:11,220 INFO L899 garLoopResultBuilder]: For program point L2563-3(line 2563) no Hoare annotation was computed. [2023-11-29 06:49:11,220 INFO L899 garLoopResultBuilder]: For program point L2530-1(line 2530) no Hoare annotation was computed. [2023-11-29 06:49:11,221 INFO L899 garLoopResultBuilder]: For program point L2563-2(line 2563) no Hoare annotation was computed. [2023-11-29 06:49:11,221 INFO L899 garLoopResultBuilder]: For program point L2563-6(line 2563) no Hoare annotation was computed. [2023-11-29 06:49:11,221 INFO L899 garLoopResultBuilder]: For program point L2679(lines 2675 2682) no Hoare annotation was computed. [2023-11-29 06:49:11,221 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2476) no Hoare annotation was computed. [2023-11-29 06:49:11,221 INFO L899 garLoopResultBuilder]: For program point L2663(lines 2659 2666) no Hoare annotation was computed. [2023-11-29 06:49:11,222 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)) [2023-11-29 06:49:11,222 INFO L899 garLoopResultBuilder]: For program point L2366-1(line 2366) no Hoare annotation was computed. [2023-11-29 06:49:11,222 INFO L899 garLoopResultBuilder]: For program point L3126(lines 3126 3129) no Hoare annotation was computed. [2023-11-29 06:49:11,222 INFO L899 garLoopResultBuilder]: For program point L2581(line 2581) no Hoare annotation was computed. [2023-11-29 06:49:11,222 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2476) no Hoare annotation was computed. [2023-11-29 06:49:11,222 INFO L899 garLoopResultBuilder]: For program point L2466(line 2466) no Hoare annotation was computed. [2023-11-29 06:49:11,223 INFO L899 garLoopResultBuilder]: For program point L2466-1(line 2466) no Hoare annotation was computed. [2023-11-29 06:49:11,223 INFO L899 garLoopResultBuilder]: For program point L2367(lines 2310 2376) no Hoare annotation was computed. [2023-11-29 06:49:11,223 INFO L899 garLoopResultBuilder]: For program point L2368(line 2368) no Hoare annotation was computed. [2023-11-29 06:49:11,223 INFO L902 garLoopResultBuilder]: At program point L3128(line 3128) the Hoare annotation is: true [2023-11-29 06:49:11,223 INFO L899 garLoopResultBuilder]: For program point L3128-1(lines 3125 3143) no Hoare annotation was computed. [2023-11-29 06:49:11,223 INFO L899 garLoopResultBuilder]: For program point L2369(lines 2369 2373) no Hoare annotation was computed. [2023-11-29 06:49:11,223 INFO L899 garLoopResultBuilder]: For program point L2353-1(line 2353) no Hoare annotation was computed. [2023-11-29 06:49:11,224 INFO L899 garLoopResultBuilder]: For program point L2353(line 2353) no Hoare annotation was computed. [2023-11-29 06:49:11,224 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))) [2023-11-29 06:49:11,224 INFO L899 garLoopResultBuilder]: For program point L3212-1(line 3212) no Hoare annotation was computed. [2023-11-29 06:49:11,224 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-29 06:49:11,224 INFO L899 garLoopResultBuilder]: For program point L2337(lines 2337 2341) no Hoare annotation was computed. [2023-11-29 06:49:11,224 INFO L899 garLoopResultBuilder]: For program point L2337-2(lines 2337 2341) no Hoare annotation was computed. [2023-11-29 06:49:11,224 INFO L899 garLoopResultBuilder]: For program point L2321(lines 2321 2324) no Hoare annotation was computed. [2023-11-29 06:49:11,225 INFO L899 garLoopResultBuilder]: For program point L2569-1(line 2569) no Hoare annotation was computed. [2023-11-29 06:49:11,225 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))) [2023-11-29 06:49:11,225 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2368) no Hoare annotation was computed. [2023-11-29 06:49:11,225 INFO L899 garLoopResultBuilder]: For program point L2454(lines 2447 2589) no Hoare annotation was computed. [2023-11-29 06:49:11,225 INFO L899 garLoopResultBuilder]: For program point L2487-1(line 2487) no Hoare annotation was computed. [2023-11-29 06:49:11,225 INFO L899 garLoopResultBuilder]: For program point L2487(line 2487) no Hoare annotation was computed. [2023-11-29 06:49:11,225 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)) [2023-11-29 06:49:11,225 INFO L899 garLoopResultBuilder]: For program point L2487-3(line 2487) no Hoare annotation was computed. [2023-11-29 06:49:11,225 INFO L899 garLoopResultBuilder]: For program point L2487-2(line 2487) no Hoare annotation was computed. [2023-11-29 06:49:11,226 INFO L899 garLoopResultBuilder]: For program point L2487-5(line 2487) no Hoare annotation was computed. [2023-11-29 06:49:11,226 INFO L899 garLoopResultBuilder]: For program point L2388-1(line 2388) no Hoare annotation was computed. [2023-11-29 06:49:11,226 INFO L899 garLoopResultBuilder]: For program point L2487-4(line 2487) no Hoare annotation was computed. [2023-11-29 06:49:11,226 INFO L899 garLoopResultBuilder]: For program point L2487-6(line 2487) no Hoare annotation was computed. [2023-11-29 06:49:11,226 INFO L899 garLoopResultBuilder]: For program point L2487-8(line 2487) no Hoare annotation was computed. [2023-11-29 06:49:11,226 INFO L899 garLoopResultBuilder]: For program point L2487-11(line 2487) no Hoare annotation was computed. [2023-11-29 06:49:11,226 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2389) no Hoare annotation was computed. [2023-11-29 06:49:11,226 INFO L902 garLoopResultBuilder]: At program point L3132(line 3132) the Hoare annotation is: true [2023-11-29 06:49:11,226 INFO L899 garLoopResultBuilder]: For program point L3132-1(lines 3125 3143) no Hoare annotation was computed. [2023-11-29 06:49:11,226 INFO L899 garLoopResultBuilder]: For program point L2389-1(line 2389) no Hoare annotation was computed. [2023-11-29 06:49:11,226 INFO L899 garLoopResultBuilder]: For program point L2389(line 2389) no Hoare annotation was computed. [2023-11-29 06:49:11,227 INFO L899 garLoopResultBuilder]: For program point L2257-1(line 2257) no Hoare annotation was computed. [2023-11-29 06:49:11,227 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))) [2023-11-29 06:49:11,227 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))) [2023-11-29 06:49:11,227 INFO L899 garLoopResultBuilder]: For program point $Ultimate##37(lines 2391 2395) no Hoare annotation was computed. [2023-11-29 06:49:11,227 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))) [2023-11-29 06:49:11,228 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2389) no Hoare annotation was computed. [2023-11-29 06:49:11,228 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))) [2023-11-29 06:49:11,228 INFO L899 garLoopResultBuilder]: For program point L2274-1(line 2274) no Hoare annotation was computed. [2023-11-29 06:49:11,228 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2353) no Hoare annotation was computed. [2023-11-29 06:49:11,228 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)) [2023-11-29 06:49:11,229 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))) [2023-11-29 06:49:11,229 INFO L899 garLoopResultBuilder]: For program point L3166-1(line 3166) no Hoare annotation was computed. [2023-11-29 06:49:11,229 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))) [2023-11-29 06:49:11,229 INFO L899 garLoopResultBuilder]: For program point isl6271a_probe_returnLabel#1(lines 2299 2377) no Hoare annotation was computed. [2023-11-29 06:49:11,229 INFO L899 garLoopResultBuilder]: For program point L2671(lines 2667 2674) no Hoare annotation was computed. [2023-11-29 06:49:11,229 INFO L899 garLoopResultBuilder]: For program point $Ultimate##25(lines 2355 2359) no Hoare annotation was computed. [2023-11-29 06:49:11,229 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2353) no Hoare annotation was computed. [2023-11-29 06:49:11,229 INFO L899 garLoopResultBuilder]: For program point L2655(lines 2651 2658) no Hoare annotation was computed. [2023-11-29 06:49:11,229 INFO L899 garLoopResultBuilder]: For program point L2457-1(line 2457) no Hoare annotation was computed. [2023-11-29 06:49:11,229 INFO L899 garLoopResultBuilder]: For program point L2457(line 2457) no Hoare annotation was computed. [2023-11-29 06:49:11,230 INFO L899 garLoopResultBuilder]: For program point L2457-3(line 2457) no Hoare annotation was computed. [2023-11-29 06:49:11,230 INFO L899 garLoopResultBuilder]: For program point L2457-2(line 2457) no Hoare annotation was computed. [2023-11-29 06:49:11,230 INFO L899 garLoopResultBuilder]: For program point L2457-4(line 2457) no Hoare annotation was computed. [2023-11-29 06:49:11,230 INFO L899 garLoopResultBuilder]: For program point L2457-9(line 2457) no Hoare annotation was computed. [2023-11-29 06:49:11,230 INFO L899 garLoopResultBuilder]: For program point L2457-8(line 2457) no Hoare annotation was computed. [2023-11-29 06:49:11,230 INFO L899 garLoopResultBuilder]: For program point L2457-12(line 2457) no Hoare annotation was computed. [2023-11-29 06:49:11,230 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-29 06:49:11,230 INFO L899 garLoopResultBuilder]: For program point L2524(line 2524) no Hoare annotation was computed. [2023-11-29 06:49:11,230 INFO L899 garLoopResultBuilder]: For program point main_ldv_final#1(lines 2447 2589) no Hoare annotation was computed. [2023-11-29 06:49:11,230 INFO L899 garLoopResultBuilder]: For program point L2524-2(line 2524) no Hoare annotation was computed. [2023-11-29 06:49:11,230 INFO L899 garLoopResultBuilder]: For program point L2524-1(line 2524) no Hoare annotation was computed. [2023-11-29 06:49:11,231 INFO L899 garLoopResultBuilder]: For program point L2524-3(line 2524) no Hoare annotation was computed. [2023-11-29 06:49:11,231 INFO L899 garLoopResultBuilder]: For program point L2524-6(line 2524) no Hoare annotation was computed. [2023-11-29 06:49:11,231 INFO L899 garLoopResultBuilder]: For program point L2524-7(line 2524) no Hoare annotation was computed. [2023-11-29 06:49:11,231 INFO L899 garLoopResultBuilder]: For program point L2524-10(line 2524) no Hoare annotation was computed. [2023-11-29 06:49:11,231 INFO L899 garLoopResultBuilder]: For program point L2524-11(line 2524) no Hoare annotation was computed. [2023-11-29 06:49:11,231 INFO L899 garLoopResultBuilder]: For program point L2524-14(line 2524) no Hoare annotation was computed. [2023-11-29 06:49:11,231 INFO L899 garLoopResultBuilder]: For program point L2524-15(line 2524) no Hoare annotation was computed. [2023-11-29 06:49:11,231 INFO L899 garLoopResultBuilder]: For program point L2524-18(line 2524) no Hoare annotation was computed. [2023-11-29 06:49:11,231 INFO L902 garLoopResultBuilder]: At program point L3136(line 3136) the Hoare annotation is: true [2023-11-29 06:49:11,231 INFO L899 garLoopResultBuilder]: For program point L3136-1(lines 3125 3143) no Hoare annotation was computed. [2023-11-29 06:49:11,231 INFO L899 garLoopResultBuilder]: For program point L2327(lines 2327 2330) no Hoare annotation was computed. [2023-11-29 06:49:11,231 INFO L899 garLoopResultBuilder]: For program point L2261(lines 2261 2264) no Hoare annotation was computed. [2023-11-29 06:49:11,232 INFO L899 garLoopResultBuilder]: For program point L2261-2(lines 2261 2264) no Hoare annotation was computed. [2023-11-29 06:49:11,232 INFO L899 garLoopResultBuilder]: For program point L2476(line 2476) no Hoare annotation was computed. [2023-11-29 06:49:11,232 INFO L899 garLoopResultBuilder]: For program point L2476-1(line 2476) no Hoare annotation was computed. [2023-11-29 06:49:11,232 INFO L899 garLoopResultBuilder]: For program point L2278(lines 2278 2281) no Hoare annotation was computed. [2023-11-29 06:49:11,232 INFO L899 garLoopResultBuilder]: For program point L2278-2(lines 2278 2281) no Hoare annotation was computed. [2023-11-29 06:49:11,232 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2466) no Hoare annotation was computed. [2023-11-29 06:49:11,232 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))) [2023-11-29 06:49:11,232 INFO L899 garLoopResultBuilder]: For program point L2262-1(line 2262) no Hoare annotation was computed. [2023-11-29 06:49:11,232 INFO L899 garLoopResultBuilder]: For program point L2345-1(line 2345) no Hoare annotation was computed. [2023-11-29 06:49:11,232 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))) [2023-11-29 06:49:11,233 INFO L899 garLoopResultBuilder]: For program point L2279-1(line 2279) no Hoare annotation was computed. [2023-11-29 06:49:11,233 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))) [2023-11-29 06:49:11,233 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2466) no Hoare annotation was computed. [2023-11-29 06:49:11,233 INFO L899 garLoopResultBuilder]: For program point L2346(lines 2346 2352) no Hoare annotation was computed. [2023-11-29 06:49:11,233 INFO L899 garLoopResultBuilder]: For program point L2347-1(line 2347) no Hoare annotation was computed. [2023-11-29 06:49:11,233 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))) [2023-11-29 06:49:11,233 INFO L899 garLoopResultBuilder]: For program point L3173-1(line 3173) no Hoare annotation was computed. [2023-11-29 06:49:11,233 INFO L902 garLoopResultBuilder]: At program point L3140(line 3140) the Hoare annotation is: true [2023-11-29 06:49:11,233 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)) [2023-11-29 06:49:11,233 INFO L899 garLoopResultBuilder]: For program point L3140-1(lines 3123 3144) no Hoare annotation was computed. [2023-11-29 06:49:11,234 INFO L899 garLoopResultBuilder]: For program point L3201-1(line 3201) no Hoare annotation was computed. [2023-11-29 06:49:11,234 INFO L899 garLoopResultBuilder]: For program point rdev_get_drvdataEXIT(lines 3200 3202) no Hoare annotation was computed. [2023-11-29 06:49:11,234 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)))) [2023-11-29 06:49:11,234 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)))) [2023-11-29 06:49:11,234 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2172 2178) the Hoare annotation is: true [2023-11-29 06:49:11,234 INFO L899 garLoopResultBuilder]: For program point IS_ERREXIT(lines 2172 2178) no Hoare annotation was computed. [2023-11-29 06:49:11,237 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:49:11,239 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 06:49:11,246 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 06:49:11 BoogieIcfgContainer [2023-11-29 06:49:11,246 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 06:49:11,247 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 06:49:11,247 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 06:49:11,247 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 06:49:11,247 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:48:55" (3/4) ... [2023-11-29 06:49:11,249 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-29 06:49:11,252 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2023-11-29 06:49:11,252 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_mtx_of_isl_pmic [2023-11-29 06:49:11,252 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2023-11-29 06:49:11,252 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2023-11-29 06:49:11,252 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure regulator_unregister [2023-11-29 06:49:11,252 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2023-11-29 06:49:11,252 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_mtx_of_isl_pmic [2023-11-29 06:49:11,253 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure rdev_get_drvdata [2023-11-29 06:49:11,253 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure regulator_list_voltage_linear [2023-11-29 06:49:11,253 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_err [2023-11-29 06:49:11,253 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2023-11-29 06:49:11,271 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 94 nodes and edges [2023-11-29 06:49:11,273 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2023-11-29 06:49:11,275 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-29 06:49:11,276 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-29 06:49:11,278 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-29 06:49:11,441 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-29 06:49:11,441 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/witness.yml [2023-11-29 06:49:11,441 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 06:49:11,442 INFO L158 Benchmark]: Toolchain (without parser) took 17614.68ms. Allocated memory was 138.4MB in the beginning and 343.9MB in the end (delta: 205.5MB). Free memory was 87.8MB in the beginning and 167.7MB in the end (delta: -79.9MB). Peak memory consumption was 127.8MB. Max. memory is 16.1GB. [2023-11-29 06:49:11,443 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 138.4MB. Free memory was 110.7MB in the beginning and 110.6MB in the end (delta: 142.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 06:49:11,443 INFO L158 Benchmark]: CACSL2BoogieTranslator took 875.95ms. Allocated memory was 138.4MB in the beginning and 197.1MB in the end (delta: 58.7MB). Free memory was 87.3MB in the beginning and 141.7MB in the end (delta: -54.5MB). Peak memory consumption was 49.9MB. Max. memory is 16.1GB. [2023-11-29 06:49:11,443 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.85ms. Allocated memory is still 197.1MB. Free memory was 141.7MB in the beginning and 135.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 06:49:11,444 INFO L158 Benchmark]: Boogie Preprocessor took 132.84ms. Allocated memory is still 197.1MB. Free memory was 135.4MB in the beginning and 122.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-29 06:49:11,444 INFO L158 Benchmark]: RCFGBuilder took 1026.16ms. Allocated memory is still 197.1MB. Free memory was 122.8MB in the beginning and 105.8MB in the end (delta: 17.1MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. [2023-11-29 06:49:11,445 INFO L158 Benchmark]: TraceAbstraction took 15289.12ms. Allocated memory was 197.1MB in the beginning and 343.9MB in the end (delta: 146.8MB). Free memory was 105.8MB in the beginning and 185.5MB in the end (delta: -79.7MB). Peak memory consumption was 123.7MB. Max. memory is 16.1GB. [2023-11-29 06:49:11,445 INFO L158 Benchmark]: Witness Printer took 194.87ms. Allocated memory is still 343.9MB. Free memory was 185.5MB in the beginning and 167.7MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-29 06:49:11,447 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 138.4MB. Free memory was 110.7MB in the beginning and 110.6MB in the end (delta: 142.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 875.95ms. Allocated memory was 138.4MB in the beginning and 197.1MB in the end (delta: 58.7MB). Free memory was 87.3MB in the beginning and 141.7MB in the end (delta: -54.5MB). Peak memory consumption was 49.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.85ms. Allocated memory is still 197.1MB. Free memory was 141.7MB in the beginning and 135.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 132.84ms. Allocated memory is still 197.1MB. Free memory was 135.4MB in the beginning and 122.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1026.16ms. Allocated memory is still 197.1MB. Free memory was 122.8MB in the beginning and 105.8MB in the end (delta: 17.1MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. * TraceAbstraction took 15289.12ms. Allocated memory was 197.1MB in the beginning and 343.9MB in the end (delta: 146.8MB). Free memory was 105.8MB in the beginning and 185.5MB in the end (delta: -79.7MB). Peak memory consumption was 123.7MB. Max. memory is 16.1GB. * Witness Printer took 194.87ms. Allocated memory is still 343.9MB. Free memory was 185.5MB in the beginning and 167.7MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 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, 159 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 15.2s, OverallIterations: 16, TraceHistogramMax: 6, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 6.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2266 SdHoareTripleChecker+Valid, 5.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2139 mSDsluCounter, 7197 SdHoareTripleChecker+Invalid, 4.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4154 mSDsCounter, 446 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2747 IncrementalHoareTripleChecker+Invalid, 3193 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 446 mSolverCounterUnsat, 3043 mSDtfsCounter, 2747 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 745 GetRequests, 685 SyntacticMatches, 1 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=949occurred 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: 0.6s AutomataMinimizationTime, 16 MinimizatonAttempts, 787 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 40 LocationsWithAnnotation, 1361 PreInvPairs, 1424 NumberOfFragments, 739 HoareAnnotationTreeSize, 1361 FomulaSimplifications, 6079 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 40 FomulaSimplificationsInter, 1560 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 1383 NumberOfCodeBlocks, 1383 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 1498 ConstructedInterpolants, 0 QuantifiedInterpolants, 2564 SizeOfPredicates, 0 NumberOfNonLiveVariables, 7266 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 24 InterpolantComputations, 14 PerfectInterpolantSequences, 731/767 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: 2172]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-29 06:49:11,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470ba5bd-71bc-4790-91cb-6166dd290ae3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE