/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 11:33:34,843 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 11:33:34,845 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 11:33:34,882 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 11:33:34,882 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 11:33:34,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 11:33:34,886 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 11:33:34,888 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 11:33:34,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 11:33:34,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 11:33:34,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 11:33:34,895 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 11:33:34,896 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 11:33:34,897 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 11:33:34,898 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 11:33:34,916 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 11:33:34,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 11:33:34,918 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 11:33:34,924 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 11:33:34,929 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 11:33:34,935 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 11:33:34,936 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 11:33:34,938 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 11:33:34,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 11:33:34,943 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 11:33:34,944 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 11:33:34,944 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 11:33:34,945 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 11:33:34,946 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 11:33:34,947 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 11:33:34,947 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 11:33:34,948 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 11:33:34,949 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 11:33:34,950 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 11:33:34,951 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 11:33:34,952 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 11:33:34,953 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 11:33:34,953 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 11:33:34,953 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 11:33:34,954 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 11:33:34,955 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 11:33:34,956 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-16 11:33:34,985 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 11:33:34,986 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 11:33:34,986 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 11:33:34,986 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 11:33:34,987 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 11:33:34,988 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 11:33:34,988 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 11:33:34,989 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 11:33:34,989 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 11:33:34,989 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 11:33:34,989 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 11:33:34,990 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 11:33:34,990 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 11:33:34,990 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 11:33:34,990 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 11:33:34,990 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 11:33:34,991 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 11:33:34,991 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 11:33:34,991 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 11:33:34,991 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 11:33:34,992 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 11:33:34,992 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 11:33:34,992 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 11:33:34,992 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 11:33:34,993 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 11:33:34,993 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 11:33:34,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 11:33:34,993 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 11:33:34,994 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 11:33:34,994 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 11:33:34,994 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 11:33:34,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 11:33:34,994 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 11:33:34,995 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 11:33:35,370 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 11:33:35,400 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 11:33:35,404 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 11:33:35,405 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 11:33:35,406 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 11:33:35,408 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i [2022-10-16 11:33:35,486 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08ec99015/5691fa2ea71648a0b3d4e3e6228dfdd4/FLAGc71a7ba47 [2022-10-16 11:33:36,480 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 11:33:36,481 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i [2022-10-16 11:33:36,515 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08ec99015/5691fa2ea71648a0b3d4e3e6228dfdd4/FLAGc71a7ba47 [2022-10-16 11:33:36,567 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08ec99015/5691fa2ea71648a0b3d4e3e6228dfdd4 [2022-10-16 11:33:36,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 11:33:36,580 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 11:33:36,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 11:33:36,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 11:33:36,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 11:33:36,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:33:36" (1/1) ... [2022-10-16 11:33:36,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@179b06b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:33:36, skipping insertion in model container [2022-10-16 11:33:36,594 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:33:36" (1/1) ... [2022-10-16 11:33:36,603 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 11:33:36,713 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 11:33:36,909 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i[452,465] [2022-10-16 11:33:38,647 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 11:33:38,682 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 11:33:38,696 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i[452,465] [2022-10-16 11:33:38,928 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 11:33:39,075 INFO L208 MainTranslator]: Completed translation [2022-10-16 11:33:39,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:33:39 WrapperNode [2022-10-16 11:33:39,076 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 11:33:39,078 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 11:33:39,078 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 11:33:39,078 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 11:33:39,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:33:39" (1/1) ... [2022-10-16 11:33:39,164 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:33:39" (1/1) ... [2022-10-16 11:33:39,281 INFO L138 Inliner]: procedures = 474, calls = 839, calls flagged for inlining = 54, calls inlined = 38, statements flattened = 1040 [2022-10-16 11:33:39,282 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 11:33:39,283 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 11:33:39,284 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 11:33:39,284 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 11:33:39,296 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:33:39" (1/1) ... [2022-10-16 11:33:39,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:33:39" (1/1) ... [2022-10-16 11:33:39,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:33:39" (1/1) ... [2022-10-16 11:33:39,339 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:33:39" (1/1) ... [2022-10-16 11:33:39,430 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:33:39" (1/1) ... [2022-10-16 11:33:39,441 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:33:39" (1/1) ... [2022-10-16 11:33:39,451 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:33:39" (1/1) ... [2022-10-16 11:33:39,458 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:33:39" (1/1) ... [2022-10-16 11:33:39,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 11:33:39,480 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 11:33:39,480 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 11:33:39,480 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 11:33:39,484 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:33:39" (1/1) ... [2022-10-16 11:33:39,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 11:33:39,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 11:33:39,542 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-16 11:33:39,560 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-16 11:33:39,605 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2022-10-16 11:33:39,606 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2022-10-16 11:33:39,606 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-16 11:33:39,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2022-10-16 11:33:39,606 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-16 11:33:39,606 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-16 11:33:39,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 11:33:39,607 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-16 11:33:39,607 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-16 11:33:39,607 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-16 11:33:39,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2022-10-16 11:33:39,607 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2022-10-16 11:33:39,607 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2022-10-16 11:33:39,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-16 11:33:39,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 11:33:39,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-16 11:33:39,608 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2022-10-16 11:33:39,608 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2022-10-16 11:33:39,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 11:33:39,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 11:33:39,609 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-16 11:33:39,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-16 11:33:39,609 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2022-10-16 11:33:39,609 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2022-10-16 11:33:39,609 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-10-16 11:33:39,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-10-16 11:33:39,609 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2022-10-16 11:33:39,610 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2022-10-16 11:33:39,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 11:33:39,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 11:33:39,610 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2022-10-16 11:33:39,610 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2022-10-16 11:33:39,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-16 11:33:39,610 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-16 11:33:39,610 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-16 11:33:39,611 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-10-16 11:33:39,611 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-10-16 11:33:39,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 11:33:39,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 11:33:39,611 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-10-16 11:33:39,611 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-10-16 11:33:39,612 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2022-10-16 11:33:39,612 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2022-10-16 11:33:39,612 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-10-16 11:33:39,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-10-16 11:33:39,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-16 11:33:39,613 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2022-10-16 11:33:39,613 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2022-10-16 11:33:39,613 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2022-10-16 11:33:39,613 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2022-10-16 11:33:39,613 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-10-16 11:33:39,613 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-10-16 11:33:39,613 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2022-10-16 11:33:39,614 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2022-10-16 11:33:39,614 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2022-10-16 11:33:39,614 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2022-10-16 11:33:39,614 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2022-10-16 11:33:39,614 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2022-10-16 11:33:39,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 11:33:39,615 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2022-10-16 11:33:39,615 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2022-10-16 11:33:39,615 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2022-10-16 11:33:39,615 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2022-10-16 11:33:39,615 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-10-16 11:33:39,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-10-16 11:33:39,615 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-10-16 11:33:39,616 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-10-16 11:33:39,616 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-16 11:33:39,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-16 11:33:39,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 11:33:40,130 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 11:33:40,133 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 11:33:42,631 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 11:33:42,646 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 11:33:42,646 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-16 11:33:42,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:33:42 BoogieIcfgContainer [2022-10-16 11:33:42,650 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 11:33:42,652 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 11:33:42,653 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 11:33:42,657 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 11:33:42,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 11:33:36" (1/3) ... [2022-10-16 11:33:42,658 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40809166 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:33:42, skipping insertion in model container [2022-10-16 11:33:42,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:33:39" (2/3) ... [2022-10-16 11:33:42,659 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40809166 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:33:42, skipping insertion in model container [2022-10-16 11:33:42,659 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:33:42" (3/3) ... [2022-10-16 11:33:42,661 INFO L112 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_inw.i [2022-10-16 11:33:42,685 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 11:33:42,685 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2022-10-16 11:33:42,767 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 11:33:42,777 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@724c28a8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 11:33:42,777 INFO L358 AbstractCegarLoop]: Starting to check reachability of 18 error locations. [2022-10-16 11:33:42,786 INFO L276 IsEmpty]: Start isEmpty. Operand has 390 states, 267 states have (on average 1.400749063670412) internal successors, (374), 290 states have internal predecessors, (374), 78 states have call successors, (78), 26 states have call predecessors, (78), 26 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2022-10-16 11:33:42,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-16 11:33:42,796 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 11:33:42,797 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 11:33:42,798 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] === [2022-10-16 11:33:42,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 11:33:42,805 INFO L85 PathProgramCache]: Analyzing trace with hash 1793224332, now seen corresponding path program 1 times [2022-10-16 11:33:42,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 11:33:42,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037545319] [2022-10-16 11:33:42,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 11:33:42,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 11:33:43,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:43,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 11:33:43,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:43,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 11:33:43,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 11:33:43,676 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037545319] [2022-10-16 11:33:43,677 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1037545319] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 11:33:43,677 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 11:33:43,678 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 11:33:43,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331598863] [2022-10-16 11:33:43,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 11:33:43,686 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 11:33:43,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 11:33:43,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 11:33:43,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 11:33:43,725 INFO L87 Difference]: Start difference. First operand has 390 states, 267 states have (on average 1.400749063670412) internal successors, (374), 290 states have internal predecessors, (374), 78 states have call successors, (78), 26 states have call predecessors, (78), 26 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) Second operand has 5 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-16 11:33:44,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 11:33:44,932 INFO L93 Difference]: Finished difference Result 790 states and 1096 transitions. [2022-10-16 11:33:44,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 11:33:44,936 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10 [2022-10-16 11:33:44,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 11:33:44,955 INFO L225 Difference]: With dead ends: 790 [2022-10-16 11:33:44,955 INFO L226 Difference]: Without dead ends: 397 [2022-10-16 11:33:44,965 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-16 11:33:44,970 INFO L413 NwaCegarLoop]: 498 mSDtfsCounter, 102 mSDsluCounter, 1034 mSDsCounter, 0 mSdLazyCounter, 385 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 1532 SdHoareTripleChecker+Invalid, 468 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 385 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-10-16 11:33:44,971 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [112 Valid, 1532 Invalid, 468 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 385 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-10-16 11:33:44,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states. [2022-10-16 11:33:45,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 384. [2022-10-16 11:33:45,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 384 states, 264 states have (on average 1.378787878787879) internal successors, (364), 287 states have internal predecessors, (364), 76 states have call successors, (76), 26 states have call predecessors, (76), 26 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2022-10-16 11:33:45,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 515 transitions. [2022-10-16 11:33:45,068 INFO L78 Accepts]: Start accepts. Automaton has 384 states and 515 transitions. Word has length 10 [2022-10-16 11:33:45,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 11:33:45,069 INFO L495 AbstractCegarLoop]: Abstraction has 384 states and 515 transitions. [2022-10-16 11:33:45,070 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-16 11:33:45,070 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 515 transitions. [2022-10-16 11:33:45,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-16 11:33:45,073 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 11:33:45,073 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 11:33:45,073 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 11:33:45,074 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] === [2022-10-16 11:33:45,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 11:33:45,077 INFO L85 PathProgramCache]: Analyzing trace with hash 1076946440, now seen corresponding path program 1 times [2022-10-16 11:33:45,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 11:33:45,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700840895] [2022-10-16 11:33:45,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 11:33:45,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 11:33:45,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:45,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 11:33:45,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:45,334 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-16 11:33:45,335 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 11:33:45,335 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700840895] [2022-10-16 11:33:45,335 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1700840895] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 11:33:45,336 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 11:33:45,336 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 11:33:45,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616826307] [2022-10-16 11:33:45,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 11:33:45,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 11:33:45,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 11:33:45,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 11:33:45,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 11:33:45,340 INFO L87 Difference]: Start difference. First operand 384 states and 515 transitions. Second operand has 5 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-16 11:33:46,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 11:33:46,265 INFO L93 Difference]: Finished difference Result 392 states and 525 transitions. [2022-10-16 11:33:46,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 11:33:46,266 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2022-10-16 11:33:46,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 11:33:46,271 INFO L225 Difference]: With dead ends: 392 [2022-10-16 11:33:46,271 INFO L226 Difference]: Without dead ends: 391 [2022-10-16 11:33:46,272 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-16 11:33:46,274 INFO L413 NwaCegarLoop]: 482 mSDtfsCounter, 103 mSDsluCounter, 995 mSDsCounter, 0 mSdLazyCounter, 371 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 1477 SdHoareTripleChecker+Invalid, 451 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 371 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-10-16 11:33:46,275 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 1477 Invalid, 451 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 371 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-10-16 11:33:46,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 391 states. [2022-10-16 11:33:46,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 391 to 383. [2022-10-16 11:33:46,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 383 states, 264 states have (on average 1.375) internal successors, (363), 286 states have internal predecessors, (363), 76 states have call successors, (76), 26 states have call predecessors, (76), 26 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2022-10-16 11:33:46,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 514 transitions. [2022-10-16 11:33:46,314 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 514 transitions. Word has length 14 [2022-10-16 11:33:46,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 11:33:46,315 INFO L495 AbstractCegarLoop]: Abstraction has 383 states and 514 transitions. [2022-10-16 11:33:46,315 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-16 11:33:46,315 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 514 transitions. [2022-10-16 11:33:46,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-16 11:33:46,316 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 11:33:46,316 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 11:33:46,316 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 11:33:46,317 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] === [2022-10-16 11:33:46,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 11:33:46,317 INFO L85 PathProgramCache]: Analyzing trace with hash -974398454, now seen corresponding path program 1 times [2022-10-16 11:33:46,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 11:33:46,318 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822103159] [2022-10-16 11:33:46,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 11:33:46,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 11:33:46,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:46,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 11:33:46,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:46,633 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 11:33:46,633 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 11:33:46,633 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822103159] [2022-10-16 11:33:46,634 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822103159] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 11:33:46,634 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2025510152] [2022-10-16 11:33:46,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 11:33:46,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 11:33:46,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 11:33:46,637 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 11:33:46,658 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-10-16 11:33:46,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:46,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 776 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-16 11:33:46,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 11:33:47,018 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 11:33:47,019 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 11:33:47,019 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2025510152] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 11:33:47,020 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 11:33:47,020 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 8 [2022-10-16 11:33:47,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050356378] [2022-10-16 11:33:47,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 11:33:47,021 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 11:33:47,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 11:33:47,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 11:33:47,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-10-16 11:33:47,022 INFO L87 Difference]: Start difference. First operand 383 states and 514 transitions. Second operand has 6 states, 5 states have (on average 2.6) internal successors, (13), 6 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-16 11:33:47,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 11:33:47,097 INFO L93 Difference]: Finished difference Result 388 states and 519 transitions. [2022-10-16 11:33:47,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 11:33:47,098 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 6 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2022-10-16 11:33:47,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 11:33:47,102 INFO L225 Difference]: With dead ends: 388 [2022-10-16 11:33:47,102 INFO L226 Difference]: Without dead ends: 387 [2022-10-16 11:33:47,103 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-10-16 11:33:47,104 INFO L413 NwaCegarLoop]: 501 mSDtfsCounter, 182 mSDsluCounter, 1090 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 211 SdHoareTripleChecker+Valid, 1591 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 11:33:47,105 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [211 Valid, 1591 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 11:33:47,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2022-10-16 11:33:47,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 379. [2022-10-16 11:33:47,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 379 states, 261 states have (on average 1.3754789272030652) internal successors, (359), 282 states have internal predecessors, (359), 76 states have call successors, (76), 26 states have call predecessors, (76), 26 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2022-10-16 11:33:47,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 510 transitions. [2022-10-16 11:33:47,132 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 510 transitions. Word has length 15 [2022-10-16 11:33:47,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 11:33:47,132 INFO L495 AbstractCegarLoop]: Abstraction has 379 states and 510 transitions. [2022-10-16 11:33:47,133 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 6 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-16 11:33:47,133 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 510 transitions. [2022-10-16 11:33:47,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-16 11:33:47,134 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 11:33:47,134 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 11:33:47,178 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-10-16 11:33:47,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 11:33:47,348 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] === [2022-10-16 11:33:47,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 11:33:47,349 INFO L85 PathProgramCache]: Analyzing trace with hash -143175538, now seen corresponding path program 1 times [2022-10-16 11:33:47,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 11:33:47,350 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265316155] [2022-10-16 11:33:47,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 11:33:47,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 11:33:47,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:47,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 11:33:47,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:47,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 11:33:47,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 11:33:47,599 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265316155] [2022-10-16 11:33:47,600 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [265316155] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 11:33:47,600 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1090516057] [2022-10-16 11:33:47,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 11:33:47,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 11:33:47,600 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 11:33:47,601 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 11:33:47,609 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-10-16 11:33:47,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:47,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 786 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-16 11:33:47,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 11:33:47,912 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 11:33:47,912 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 11:33:47,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 11:33:47,956 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1090516057] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 11:33:47,957 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 11:33:47,957 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2022-10-16 11:33:47,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052816054] [2022-10-16 11:33:47,957 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 11:33:47,959 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-10-16 11:33:47,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 11:33:47,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-10-16 11:33:47,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2022-10-16 11:33:47,961 INFO L87 Difference]: Start difference. First operand 379 states and 510 transitions. Second operand has 11 states, 11 states have (on average 2.3636363636363638) internal successors, (26), 10 states have internal predecessors, (26), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-16 11:33:49,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 11:33:49,111 INFO L93 Difference]: Finished difference Result 770 states and 1034 transitions. [2022-10-16 11:33:49,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 11:33:49,112 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 2.3636363636363638) internal successors, (26), 10 states have internal predecessors, (26), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 16 [2022-10-16 11:33:49,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 11:33:49,116 INFO L225 Difference]: With dead ends: 770 [2022-10-16 11:33:49,116 INFO L226 Difference]: Without dead ends: 400 [2022-10-16 11:33:49,118 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2022-10-16 11:33:49,120 INFO L413 NwaCegarLoop]: 482 mSDtfsCounter, 133 mSDsluCounter, 1759 mSDsCounter, 0 mSdLazyCounter, 625 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 2241 SdHoareTripleChecker+Invalid, 711 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 625 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-10-16 11:33:49,121 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 2241 Invalid, 711 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 625 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-10-16 11:33:49,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 400 states. [2022-10-16 11:33:49,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 400 to 387. [2022-10-16 11:33:49,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 387 states, 269 states have (on average 1.3643122676579926) internal successors, (367), 290 states have internal predecessors, (367), 76 states have call successors, (76), 26 states have call predecessors, (76), 26 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2022-10-16 11:33:49,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 387 states and 518 transitions. [2022-10-16 11:33:49,145 INFO L78 Accepts]: Start accepts. Automaton has 387 states and 518 transitions. Word has length 16 [2022-10-16 11:33:49,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 11:33:49,145 INFO L495 AbstractCegarLoop]: Abstraction has 387 states and 518 transitions. [2022-10-16 11:33:49,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 2.3636363636363638) internal successors, (26), 10 states have internal predecessors, (26), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-16 11:33:49,146 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 518 transitions. [2022-10-16 11:33:49,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-16 11:33:49,147 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 11:33:49,147 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 11:33:49,182 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-10-16 11:33:49,361 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2022-10-16 11:33:49,362 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] === [2022-10-16 11:33:49,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 11:33:49,363 INFO L85 PathProgramCache]: Analyzing trace with hash 956401542, now seen corresponding path program 2 times [2022-10-16 11:33:49,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 11:33:49,364 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186853902] [2022-10-16 11:33:49,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 11:33:49,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 11:33:49,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:49,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 11:33:49,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:49,591 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-16 11:33:49,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 11:33:49,591 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186853902] [2022-10-16 11:33:49,592 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186853902] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 11:33:49,592 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 11:33:49,592 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 11:33:49,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483797037] [2022-10-16 11:33:49,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 11:33:49,593 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 11:33:49,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 11:33:49,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 11:33:49,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 11:33:49,594 INFO L87 Difference]: Start difference. First operand 387 states and 518 transitions. Second operand has 5 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-16 11:33:50,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 11:33:50,412 INFO L93 Difference]: Finished difference Result 400 states and 533 transitions. [2022-10-16 11:33:50,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 11:33:50,413 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 24 [2022-10-16 11:33:50,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 11:33:50,417 INFO L225 Difference]: With dead ends: 400 [2022-10-16 11:33:50,417 INFO L226 Difference]: Without dead ends: 398 [2022-10-16 11:33:50,418 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-16 11:33:50,419 INFO L413 NwaCegarLoop]: 482 mSDtfsCounter, 99 mSDsluCounter, 997 mSDsCounter, 0 mSdLazyCounter, 377 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 1479 SdHoareTripleChecker+Invalid, 456 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 377 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-10-16 11:33:50,419 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 1479 Invalid, 456 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 377 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-10-16 11:33:50,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 398 states. [2022-10-16 11:33:50,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 398 to 390. [2022-10-16 11:33:50,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 390 states, 272 states have (on average 1.3602941176470589) internal successors, (370), 293 states have internal predecessors, (370), 76 states have call successors, (76), 26 states have call predecessors, (76), 26 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2022-10-16 11:33:50,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 521 transitions. [2022-10-16 11:33:50,442 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 521 transitions. Word has length 24 [2022-10-16 11:33:50,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 11:33:50,449 INFO L495 AbstractCegarLoop]: Abstraction has 390 states and 521 transitions. [2022-10-16 11:33:50,449 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-16 11:33:50,450 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 521 transitions. [2022-10-16 11:33:50,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-16 11:33:50,451 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 11:33:50,451 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 11:33:50,451 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-16 11:33:50,451 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] === [2022-10-16 11:33:50,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 11:33:50,452 INFO L85 PathProgramCache]: Analyzing trace with hash 1187997314, now seen corresponding path program 1 times [2022-10-16 11:33:50,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 11:33:50,452 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38445584] [2022-10-16 11:33:50,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 11:33:50,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 11:33:50,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:50,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 11:33:50,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:50,814 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-16 11:33:50,815 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 11:33:50,815 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38445584] [2022-10-16 11:33:50,815 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38445584] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 11:33:50,815 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [215959404] [2022-10-16 11:33:50,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 11:33:50,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 11:33:50,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 11:33:50,817 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 11:33:50,838 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-10-16 11:33:51,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:51,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 851 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-16 11:33:51,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 11:33:51,222 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-16 11:33:51,223 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 11:33:51,364 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-16 11:33:51,364 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [215959404] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 11:33:51,364 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 11:33:51,365 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9, 9] total 20 [2022-10-16 11:33:51,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766196719] [2022-10-16 11:33:51,365 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 11:33:51,366 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-10-16 11:33:51,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 11:33:51,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-10-16 11:33:51,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=292, Unknown=0, NotChecked=0, Total=380 [2022-10-16 11:33:51,368 INFO L87 Difference]: Start difference. First operand 390 states and 521 transitions. Second operand has 20 states, 20 states have (on average 2.55) internal successors, (51), 19 states have internal predecessors, (51), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-16 11:33:52,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 11:33:52,834 INFO L93 Difference]: Finished difference Result 782 states and 1048 transitions. [2022-10-16 11:33:52,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-10-16 11:33:52,834 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 2.55) internal successors, (51), 19 states have internal predecessors, (51), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 28 [2022-10-16 11:33:52,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 11:33:52,838 INFO L225 Difference]: With dead ends: 782 [2022-10-16 11:33:52,839 INFO L226 Difference]: Without dead ends: 409 [2022-10-16 11:33:52,841 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=190, Invalid=566, Unknown=0, NotChecked=0, Total=756 [2022-10-16 11:33:52,842 INFO L413 NwaCegarLoop]: 477 mSDtfsCounter, 1004 mSDsluCounter, 2324 mSDsCounter, 0 mSdLazyCounter, 977 mSolverCounterSat, 253 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1014 SdHoareTripleChecker+Valid, 2801 SdHoareTripleChecker+Invalid, 1230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 253 IncrementalHoareTripleChecker+Valid, 977 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-10-16 11:33:52,843 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1014 Valid, 2801 Invalid, 1230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [253 Valid, 977 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-10-16 11:33:52,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 409 states. [2022-10-16 11:33:52,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 409 to 401. [2022-10-16 11:33:52,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 401 states, 285 states have (on average 1.3333333333333333) internal successors, (380), 304 states have internal predecessors, (380), 76 states have call successors, (76), 26 states have call predecessors, (76), 26 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2022-10-16 11:33:52,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 401 states and 531 transitions. [2022-10-16 11:33:52,870 INFO L78 Accepts]: Start accepts. Automaton has 401 states and 531 transitions. Word has length 28 [2022-10-16 11:33:52,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 11:33:52,871 INFO L495 AbstractCegarLoop]: Abstraction has 401 states and 531 transitions. [2022-10-16 11:33:52,871 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 2.55) internal successors, (51), 19 states have internal predecessors, (51), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-16 11:33:52,871 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 531 transitions. [2022-10-16 11:33:52,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-16 11:33:52,873 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 11:33:52,874 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 11:33:52,909 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-10-16 11:33:53,088 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 11:33:53,089 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] === [2022-10-16 11:33:53,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 11:33:53,090 INFO L85 PathProgramCache]: Analyzing trace with hash -237015111, now seen corresponding path program 1 times [2022-10-16 11:33:53,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 11:33:53,091 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464435400] [2022-10-16 11:33:53,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 11:33:53,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 11:33:53,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:53,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 11:33:53,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:53,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 11:33:53,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:53,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-16 11:33:53,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:53,481 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2022-10-16 11:33:53,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 11:33:53,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464435400] [2022-10-16 11:33:53,482 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [464435400] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 11:33:53,482 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 11:33:53,482 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 11:33:53,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987052636] [2022-10-16 11:33:53,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 11:33:53,483 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 11:33:53,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 11:33:53,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 11:33:53,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 11:33:53,484 INFO L87 Difference]: Start difference. First operand 401 states and 531 transitions. Second operand has 4 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-10-16 11:33:54,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 11:33:54,678 INFO L93 Difference]: Finished difference Result 712 states and 953 transitions. [2022-10-16 11:33:54,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 11:33:54,679 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 58 [2022-10-16 11:33:54,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 11:33:54,691 INFO L225 Difference]: With dead ends: 712 [2022-10-16 11:33:54,691 INFO L226 Difference]: Without dead ends: 708 [2022-10-16 11:33:54,692 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 [2022-10-16 11:33:54,694 INFO L413 NwaCegarLoop]: 545 mSDtfsCounter, 560 mSDsluCounter, 582 mSDsCounter, 0 mSdLazyCounter, 278 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 603 SdHoareTripleChecker+Valid, 1127 SdHoareTripleChecker+Invalid, 459 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 278 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-10-16 11:33:54,701 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [603 Valid, 1127 Invalid, 459 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 278 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-10-16 11:33:54,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 708 states. [2022-10-16 11:33:54,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 708 to 686. [2022-10-16 11:33:54,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 686 states, 490 states have (on average 1.3489795918367347) internal successors, (661), 512 states have internal predecessors, (661), 134 states have call successors, (134), 48 states have call predecessors, (134), 48 states have return successors, (133), 133 states have call predecessors, (133), 133 states have call successors, (133) [2022-10-16 11:33:54,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 686 states and 928 transitions. [2022-10-16 11:33:54,772 INFO L78 Accepts]: Start accepts. Automaton has 686 states and 928 transitions. Word has length 58 [2022-10-16 11:33:54,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 11:33:54,774 INFO L495 AbstractCegarLoop]: Abstraction has 686 states and 928 transitions. [2022-10-16 11:33:54,774 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-10-16 11:33:54,775 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 928 transitions. [2022-10-16 11:33:54,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-10-16 11:33:54,779 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 11:33:54,779 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 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] [2022-10-16 11:33:54,779 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-16 11:33:54,780 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] === [2022-10-16 11:33:54,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 11:33:54,780 INFO L85 PathProgramCache]: Analyzing trace with hash -235153511, now seen corresponding path program 1 times [2022-10-16 11:33:54,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 11:33:54,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126187327] [2022-10-16 11:33:54,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 11:33:54,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 11:33:54,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:55,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 11:33:55,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:55,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 11:33:55,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:55,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-10-16 11:33:55,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:55,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:33:55,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:55,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-10-16 11:33:55,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:55,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-16 11:33:55,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:55,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-10-16 11:33:55,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:55,395 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2022-10-16 11:33:55,395 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 11:33:55,395 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126187327] [2022-10-16 11:33:55,396 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126187327] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 11:33:55,396 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 11:33:55,396 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 11:33:55,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105492331] [2022-10-16 11:33:55,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 11:33:55,397 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 11:33:55,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 11:33:55,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 11:33:55,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 11:33:55,398 INFO L87 Difference]: Start difference. First operand 686 states and 928 transitions. Second operand has 5 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 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) [2022-10-16 11:33:56,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 11:33:56,722 INFO L93 Difference]: Finished difference Result 1605 states and 2188 transitions. [2022-10-16 11:33:56,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 11:33:56,723 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 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 84 [2022-10-16 11:33:56,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 11:33:56,732 INFO L225 Difference]: With dead ends: 1605 [2022-10-16 11:33:56,732 INFO L226 Difference]: Without dead ends: 993 [2022-10-16 11:33:56,735 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-10-16 11:33:56,736 INFO L413 NwaCegarLoop]: 538 mSDtfsCounter, 524 mSDsluCounter, 1008 mSDsCounter, 0 mSdLazyCounter, 456 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 562 SdHoareTripleChecker+Valid, 1546 SdHoareTripleChecker+Invalid, 632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 456 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-10-16 11:33:56,737 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [562 Valid, 1546 Invalid, 632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 456 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-10-16 11:33:56,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 993 states. [2022-10-16 11:33:56,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 993 to 963. [2022-10-16 11:33:56,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 963 states, 691 states have (on average 1.3531114327062228) internal successors, (935), 715 states have internal predecessors, (935), 191 states have call successors, (191), 69 states have call predecessors, (191), 69 states have return successors, (190), 190 states have call predecessors, (190), 190 states have call successors, (190) [2022-10-16 11:33:56,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 963 states and 1316 transitions. [2022-10-16 11:33:56,829 INFO L78 Accepts]: Start accepts. Automaton has 963 states and 1316 transitions. Word has length 84 [2022-10-16 11:33:56,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 11:33:56,832 INFO L495 AbstractCegarLoop]: Abstraction has 963 states and 1316 transitions. [2022-10-16 11:33:56,832 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 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) [2022-10-16 11:33:56,832 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1316 transitions. [2022-10-16 11:33:56,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-10-16 11:33:56,842 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 11:33:56,842 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 11:33:56,843 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-16 11:33:56,843 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] === [2022-10-16 11:33:56,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 11:33:56,843 INFO L85 PathProgramCache]: Analyzing trace with hash -795501447, now seen corresponding path program 1 times [2022-10-16 11:33:56,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 11:33:56,844 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676448935] [2022-10-16 11:33:56,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 11:33:56,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 11:33:57,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:57,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 11:33:57,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:57,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 11:33:57,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:57,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-10-16 11:33:57,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:57,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:33:57,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:57,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-10-16 11:33:57,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:57,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-16 11:33:57,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:57,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-10-16 11:33:57,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:57,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 11:33:57,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:57,862 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-16 11:33:57,863 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 11:33:57,863 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676448935] [2022-10-16 11:33:57,863 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1676448935] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 11:33:57,863 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1884824095] [2022-10-16 11:33:57,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 11:33:57,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 11:33:57,864 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 11:33:57,865 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 11:33:57,875 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-10-16 11:33:58,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:33:58,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 1090 conjuncts, 16 conjunts are in the unsatisfiable core [2022-10-16 11:33:58,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 11:33:58,431 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-16 11:33:58,431 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 11:33:58,669 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-16 11:33:58,670 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1884824095] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 11:33:58,670 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 11:33:58,670 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 17] total 24 [2022-10-16 11:33:58,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203530693] [2022-10-16 11:33:58,671 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 11:33:58,671 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-10-16 11:33:58,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 11:33:58,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-10-16 11:33:58,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=407, Unknown=0, NotChecked=0, Total=552 [2022-10-16 11:33:58,673 INFO L87 Difference]: Start difference. First operand 963 states and 1316 transitions. Second operand has 24 states, 24 states have (on average 4.333333333333333) internal successors, (104), 23 states have internal predecessors, (104), 2 states have call successors, (18), 3 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-10-16 11:33:59,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 11:33:59,992 INFO L93 Difference]: Finished difference Result 1929 states and 2642 transitions. [2022-10-16 11:33:59,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-10-16 11:33:59,993 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 4.333333333333333) internal successors, (104), 23 states have internal predecessors, (104), 2 states have call successors, (18), 3 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 96 [2022-10-16 11:33:59,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 11:34:00,002 INFO L225 Difference]: With dead ends: 1929 [2022-10-16 11:34:00,002 INFO L226 Difference]: Without dead ends: 999 [2022-10-16 11:34:00,007 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 190 SyntacticMatches, 11 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 373 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=300, Invalid=756, Unknown=0, NotChecked=0, Total=1056 [2022-10-16 11:34:00,008 INFO L413 NwaCegarLoop]: 477 mSDtfsCounter, 167 mSDsluCounter, 2108 mSDsCounter, 0 mSdLazyCounter, 788 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 2585 SdHoareTripleChecker+Invalid, 872 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 788 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-10-16 11:34:00,008 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [177 Valid, 2585 Invalid, 872 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 788 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-10-16 11:34:00,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 999 states. [2022-10-16 11:34:00,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 999 to 975. [2022-10-16 11:34:00,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 975 states, 703 states have (on average 1.3470839260312943) internal successors, (947), 727 states have internal predecessors, (947), 191 states have call successors, (191), 69 states have call predecessors, (191), 69 states have return successors, (190), 190 states have call predecessors, (190), 190 states have call successors, (190) [2022-10-16 11:34:00,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 975 states and 1328 transitions. [2022-10-16 11:34:00,080 INFO L78 Accepts]: Start accepts. Automaton has 975 states and 1328 transitions. Word has length 96 [2022-10-16 11:34:00,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 11:34:00,081 INFO L495 AbstractCegarLoop]: Abstraction has 975 states and 1328 transitions. [2022-10-16 11:34:00,081 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 4.333333333333333) internal successors, (104), 23 states have internal predecessors, (104), 2 states have call successors, (18), 3 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-10-16 11:34:00,082 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1328 transitions. [2022-10-16 11:34:00,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-10-16 11:34:00,084 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 11:34:00,084 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 11:34:00,136 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-10-16 11:34:00,297 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 11:34:00,298 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] === [2022-10-16 11:34:00,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 11:34:00,298 INFO L85 PathProgramCache]: Analyzing trace with hash 1317173741, now seen corresponding path program 2 times [2022-10-16 11:34:00,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 11:34:00,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343746331] [2022-10-16 11:34:00,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 11:34:00,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 11:34:00,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:00,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 11:34:00,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:00,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-10-16 11:34:00,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:00,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-10-16 11:34:00,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:00,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:34:00,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:00,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-10-16 11:34:00,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:00,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-10-16 11:34:00,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:00,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-10-16 11:34:00,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:00,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-10-16 11:34:00,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:00,707 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2022-10-16 11:34:00,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 11:34:00,708 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343746331] [2022-10-16 11:34:00,708 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343746331] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 11:34:00,708 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 11:34:00,708 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-16 11:34:00,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157852160] [2022-10-16 11:34:00,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 11:34:00,709 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 11:34:00,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 11:34:00,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 11:34:00,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-16 11:34:00,711 INFO L87 Difference]: Start difference. First operand 975 states and 1328 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-10-16 11:34:01,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 11:34:01,843 INFO L93 Difference]: Finished difference Result 1016 states and 1366 transitions. [2022-10-16 11:34:01,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 11:34:01,843 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 108 [2022-10-16 11:34:01,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 11:34:01,854 INFO L225 Difference]: With dead ends: 1016 [2022-10-16 11:34:01,854 INFO L226 Difference]: Without dead ends: 729 [2022-10-16 11:34:01,856 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-10-16 11:34:01,857 INFO L413 NwaCegarLoop]: 481 mSDtfsCounter, 96 mSDsluCounter, 1378 mSDsCounter, 0 mSdLazyCounter, 481 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 1859 SdHoareTripleChecker+Invalid, 558 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 481 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-10-16 11:34:01,859 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 1859 Invalid, 558 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 481 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-10-16 11:34:01,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 729 states. [2022-10-16 11:34:01,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 729 to 713. [2022-10-16 11:34:01,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 713 states, 516 states have (on average 1.3255813953488371) internal successors, (684), 536 states have internal predecessors, (684), 134 states have call successors, (134), 51 states have call predecessors, (134), 51 states have return successors, (133), 133 states have call predecessors, (133), 133 states have call successors, (133) [2022-10-16 11:34:01,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 713 states and 951 transitions. [2022-10-16 11:34:01,909 INFO L78 Accepts]: Start accepts. Automaton has 713 states and 951 transitions. Word has length 108 [2022-10-16 11:34:01,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 11:34:01,911 INFO L495 AbstractCegarLoop]: Abstraction has 713 states and 951 transitions. [2022-10-16 11:34:01,911 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-10-16 11:34:01,911 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 951 transitions. [2022-10-16 11:34:01,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-10-16 11:34:01,915 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 11:34:01,915 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 11:34:01,915 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-10-16 11:34:01,916 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting cdev_addErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] === [2022-10-16 11:34:01,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 11:34:01,917 INFO L85 PathProgramCache]: Analyzing trace with hash -861127278, now seen corresponding path program 1 times [2022-10-16 11:34:01,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 11:34:01,917 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676614912] [2022-10-16 11:34:01,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 11:34:01,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 11:34:02,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:02,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 11:34:02,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:02,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-10-16 11:34:02,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:02,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-10-16 11:34:02,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:02,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:34:02,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:02,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 11:34:02,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:02,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-10-16 11:34:02,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:02,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-10-16 11:34:02,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:02,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-10-16 11:34:02,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:02,527 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2022-10-16 11:34:02,527 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 11:34:02,528 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676614912] [2022-10-16 11:34:02,528 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676614912] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 11:34:02,528 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 11:34:02,528 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 11:34:02,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169520869] [2022-10-16 11:34:02,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 11:34:02,529 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 11:34:02,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 11:34:02,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 11:34:02,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 11:34:02,530 INFO L87 Difference]: Start difference. First operand 713 states and 951 transitions. Second operand has 5 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-10-16 11:34:03,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 11:34:03,790 INFO L93 Difference]: Finished difference Result 1639 states and 2173 transitions. [2022-10-16 11:34:03,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 11:34:03,791 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 107 [2022-10-16 11:34:03,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 11:34:03,799 INFO L225 Difference]: With dead ends: 1639 [2022-10-16 11:34:03,799 INFO L226 Difference]: Without dead ends: 1017 [2022-10-16 11:34:03,802 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-10-16 11:34:03,803 INFO L413 NwaCegarLoop]: 530 mSDtfsCounter, 313 mSDsluCounter, 986 mSDsCounter, 0 mSdLazyCounter, 423 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 345 SdHoareTripleChecker+Valid, 1516 SdHoareTripleChecker+Invalid, 558 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 423 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-10-16 11:34:03,804 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [345 Valid, 1516 Invalid, 558 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 423 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-10-16 11:34:03,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1017 states. [2022-10-16 11:34:03,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1017 to 987. [2022-10-16 11:34:03,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 987 states, 704 states have (on average 1.2897727272727273) internal successors, (908), 725 states have internal predecessors, (908), 190 states have call successors, (190), 83 states have call predecessors, (190), 83 states have return successors, (188), 188 states have call predecessors, (188), 187 states have call successors, (188) [2022-10-16 11:34:03,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 987 states and 1286 transitions. [2022-10-16 11:34:03,874 INFO L78 Accepts]: Start accepts. Automaton has 987 states and 1286 transitions. Word has length 107 [2022-10-16 11:34:03,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 11:34:03,875 INFO L495 AbstractCegarLoop]: Abstraction has 987 states and 1286 transitions. [2022-10-16 11:34:03,875 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-10-16 11:34:03,875 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1286 transitions. [2022-10-16 11:34:03,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-10-16 11:34:03,878 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 11:34:03,878 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 11:34:03,879 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-10-16 11:34:03,879 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] === [2022-10-16 11:34:03,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 11:34:03,879 INFO L85 PathProgramCache]: Analyzing trace with hash 364958945, now seen corresponding path program 1 times [2022-10-16 11:34:03,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 11:34:03,880 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420324201] [2022-10-16 11:34:03,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 11:34:03,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 11:34:03,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:04,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 11:34:04,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:04,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-10-16 11:34:04,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:04,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-10-16 11:34:04,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:04,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:34:04,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:04,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 11:34:04,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:04,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-10-16 11:34:04,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:04,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-10-16 11:34:04,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:04,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-10-16 11:34:04,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:04,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:34:04,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:04,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-10-16 11:34:04,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:04,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-10-16 11:34:04,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:04,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-10-16 11:34:04,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:04,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-10-16 11:34:04,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:04,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:34:04,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:04,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 11:34:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:04,513 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2022-10-16 11:34:04,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 11:34:04,514 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420324201] [2022-10-16 11:34:04,514 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420324201] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 11:34:04,514 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 11:34:04,514 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-16 11:34:04,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875311236] [2022-10-16 11:34:04,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 11:34:04,518 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-16 11:34:04,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 11:34:04,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-16 11:34:04,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-10-16 11:34:04,519 INFO L87 Difference]: Start difference. First operand 987 states and 1286 transitions. Second operand has 7 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-10-16 11:34:07,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 11:34:07,260 INFO L93 Difference]: Finished difference Result 1845 states and 2421 transitions. [2022-10-16 11:34:07,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 11:34:07,261 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 142 [2022-10-16 11:34:07,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 11:34:07,272 INFO L225 Difference]: With dead ends: 1845 [2022-10-16 11:34:07,272 INFO L226 Difference]: Without dead ends: 1431 [2022-10-16 11:34:07,274 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2022-10-16 11:34:07,275 INFO L413 NwaCegarLoop]: 444 mSDtfsCounter, 1001 mSDsluCounter, 659 mSDsCounter, 0 mSdLazyCounter, 984 mSolverCounterSat, 627 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1049 SdHoareTripleChecker+Valid, 1103 SdHoareTripleChecker+Invalid, 1611 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 627 IncrementalHoareTripleChecker+Valid, 984 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-10-16 11:34:07,276 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1049 Valid, 1103 Invalid, 1611 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [627 Valid, 984 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-10-16 11:34:07,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1431 states. [2022-10-16 11:34:07,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1431 to 1387. [2022-10-16 11:34:07,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1387 states, 988 states have (on average 1.298582995951417) internal successors, (1283), 1014 states have internal predecessors, (1283), 273 states have call successors, (273), 119 states have call predecessors, (273), 118 states have return successors, (268), 268 states have call predecessors, (268), 267 states have call successors, (268) [2022-10-16 11:34:07,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 1387 states and 1824 transitions. [2022-10-16 11:34:07,410 INFO L78 Accepts]: Start accepts. Automaton has 1387 states and 1824 transitions. Word has length 142 [2022-10-16 11:34:07,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 11:34:07,411 INFO L495 AbstractCegarLoop]: Abstraction has 1387 states and 1824 transitions. [2022-10-16 11:34:07,411 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-10-16 11:34:07,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 1824 transitions. [2022-10-16 11:34:07,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-16 11:34:07,414 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 11:34:07,414 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 11:34:07,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-10-16 11:34:07,415 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] === [2022-10-16 11:34:07,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 11:34:07,415 INFO L85 PathProgramCache]: Analyzing trace with hash 668924600, now seen corresponding path program 1 times [2022-10-16 11:34:07,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 11:34:07,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481222065] [2022-10-16 11:34:07,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 11:34:07,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 11:34:07,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:08,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 11:34:08,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:08,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-10-16 11:34:08,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:08,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-10-16 11:34:08,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:08,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:34:08,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:08,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 11:34:08,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:08,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-10-16 11:34:08,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:08,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-10-16 11:34:08,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:08,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-10-16 11:34:08,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:08,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:34:08,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:08,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-10-16 11:34:08,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:08,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-10-16 11:34:08,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:08,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-10-16 11:34:08,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:08,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-10-16 11:34:08,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:08,336 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2022-10-16 11:34:08,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 11:34:08,336 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481222065] [2022-10-16 11:34:08,336 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481222065] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 11:34:08,337 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 11:34:08,337 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-10-16 11:34:08,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203477838] [2022-10-16 11:34:08,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 11:34:08,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-16 11:34:08,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 11:34:08,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-16 11:34:08,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-10-16 11:34:08,339 INFO L87 Difference]: Start difference. First operand 1387 states and 1824 transitions. Second operand has 8 states, 8 states have (on average 8.0) internal successors, (64), 6 states have internal predecessors, (64), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-10-16 11:34:09,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 11:34:09,762 INFO L93 Difference]: Finished difference Result 1445 states and 1870 transitions. [2022-10-16 11:34:09,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 11:34:09,763 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 6 states have internal predecessors, (64), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 143 [2022-10-16 11:34:09,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 11:34:09,768 INFO L225 Difference]: With dead ends: 1445 [2022-10-16 11:34:09,769 INFO L226 Difference]: Without dead ends: 589 [2022-10-16 11:34:09,772 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2022-10-16 11:34:09,774 INFO L413 NwaCegarLoop]: 470 mSDtfsCounter, 204 mSDsluCounter, 1455 mSDsCounter, 0 mSdLazyCounter, 833 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 221 SdHoareTripleChecker+Valid, 1925 SdHoareTripleChecker+Invalid, 996 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 833 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-10-16 11:34:09,774 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [221 Valid, 1925 Invalid, 996 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 833 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-10-16 11:34:09,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 589 states. [2022-10-16 11:34:09,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 589 to 577. [2022-10-16 11:34:09,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 577 states, 415 states have (on average 1.2433734939759036) internal successors, (516), 429 states have internal predecessors, (516), 104 states have call successors, (104), 50 states have call predecessors, (104), 50 states have return successors, (102), 102 states have call predecessors, (102), 101 states have call successors, (102) [2022-10-16 11:34:09,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 577 states and 722 transitions. [2022-10-16 11:34:09,827 INFO L78 Accepts]: Start accepts. Automaton has 577 states and 722 transitions. Word has length 143 [2022-10-16 11:34:09,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 11:34:09,828 INFO L495 AbstractCegarLoop]: Abstraction has 577 states and 722 transitions. [2022-10-16 11:34:09,828 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 6 states have internal predecessors, (64), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-10-16 11:34:09,828 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 722 transitions. [2022-10-16 11:34:09,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-16 11:34:09,832 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 11:34:09,832 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 6, 6, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 11:34:09,832 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-10-16 11:34:09,833 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] === [2022-10-16 11:34:09,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 11:34:09,833 INFO L85 PathProgramCache]: Analyzing trace with hash -313054163, now seen corresponding path program 1 times [2022-10-16 11:34:09,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 11:34:09,834 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850089736] [2022-10-16 11:34:09,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 11:34:09,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 11:34:10,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:11,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 11:34:11,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:11,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-10-16 11:34:11,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:11,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-10-16 11:34:11,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:11,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:34:11,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:11,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 11:34:11,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:11,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-10-16 11:34:11,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:11,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-10-16 11:34:11,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:11,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-10-16 11:34:11,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:11,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:34:11,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:11,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-10-16 11:34:11,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:11,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-10-16 11:34:11,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:11,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-10-16 11:34:11,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:11,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-10-16 11:34:11,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:11,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:34:11,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:11,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 11:34:11,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:11,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-10-16 11:34:11,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:11,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 11:34:11,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:11,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-10-16 11:34:11,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:11,901 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2022-10-16 11:34:11,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 11:34:11,902 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850089736] [2022-10-16 11:34:11,902 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850089736] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 11:34:11,902 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 11:34:11,903 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-10-16 11:34:11,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806803681] [2022-10-16 11:34:11,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 11:34:11,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-10-16 11:34:11,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 11:34:11,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-10-16 11:34:11,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-10-16 11:34:11,905 INFO L87 Difference]: Start difference. First operand 577 states and 722 transitions. Second operand has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 6 states have internal predecessors, (77), 3 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2022-10-16 11:34:15,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 11:34:15,813 INFO L93 Difference]: Finished difference Result 1517 states and 1960 transitions. [2022-10-16 11:34:15,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-10-16 11:34:15,819 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 6 states have internal predecessors, (77), 3 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 170 [2022-10-16 11:34:15,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 11:34:15,827 INFO L225 Difference]: With dead ends: 1517 [2022-10-16 11:34:15,827 INFO L226 Difference]: Without dead ends: 1005 [2022-10-16 11:34:15,829 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=102, Invalid=240, Unknown=0, NotChecked=0, Total=342 [2022-10-16 11:34:15,830 INFO L413 NwaCegarLoop]: 705 mSDtfsCounter, 789 mSDsluCounter, 1505 mSDsCounter, 0 mSdLazyCounter, 2041 mSolverCounterSat, 499 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 840 SdHoareTripleChecker+Valid, 2210 SdHoareTripleChecker+Invalid, 2540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 499 IncrementalHoareTripleChecker+Valid, 2041 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-10-16 11:34:15,830 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [840 Valid, 2210 Invalid, 2540 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [499 Valid, 2041 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-10-16 11:34:15,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1005 states. [2022-10-16 11:34:15,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1005 to 577. [2022-10-16 11:34:15,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 577 states, 415 states have (on average 1.2409638554216869) internal successors, (515), 429 states have internal predecessors, (515), 104 states have call successors, (104), 50 states have call predecessors, (104), 50 states have return successors, (102), 102 states have call predecessors, (102), 101 states have call successors, (102) [2022-10-16 11:34:15,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 577 states and 721 transitions. [2022-10-16 11:34:15,898 INFO L78 Accepts]: Start accepts. Automaton has 577 states and 721 transitions. Word has length 170 [2022-10-16 11:34:15,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 11:34:15,899 INFO L495 AbstractCegarLoop]: Abstraction has 577 states and 721 transitions. [2022-10-16 11:34:15,899 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 6 states have internal predecessors, (77), 3 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2022-10-16 11:34:15,899 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 721 transitions. [2022-10-16 11:34:15,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-10-16 11:34:15,903 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 11:34:15,903 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 6, 6, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 11:34:15,904 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-10-16 11:34:15,904 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] === [2022-10-16 11:34:15,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 11:34:15,905 INFO L85 PathProgramCache]: Analyzing trace with hash -1931412655, now seen corresponding path program 1 times [2022-10-16 11:34:15,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 11:34:15,905 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310472035] [2022-10-16 11:34:15,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 11:34:15,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 11:34:16,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:17,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 11:34:17,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:17,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-10-16 11:34:17,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:17,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-10-16 11:34:17,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:17,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:34:17,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:17,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-10-16 11:34:17,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:17,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-10-16 11:34:17,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:17,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 11:34:17,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:17,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-10-16 11:34:17,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:17,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:34:17,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:17,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-10-16 11:34:17,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:17,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-10-16 11:34:17,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:17,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-10-16 11:34:17,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:17,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-10-16 11:34:17,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:17,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:34:17,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:17,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 11:34:17,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:17,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-10-16 11:34:17,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:17,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-10-16 11:34:17,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:17,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-10-16 11:34:17,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:17,877 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2022-10-16 11:34:17,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 11:34:17,878 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310472035] [2022-10-16 11:34:17,878 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [310472035] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 11:34:17,879 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 11:34:17,879 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 11:34:17,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935650552] [2022-10-16 11:34:17,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 11:34:17,881 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 11:34:17,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 11:34:17,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 11:34:17,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-10-16 11:34:17,882 INFO L87 Difference]: Start difference. First operand 577 states and 721 transitions. Second operand has 6 states, 5 states have (on average 15.8) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-10-16 11:34:20,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 11:34:20,049 INFO L93 Difference]: Finished difference Result 1350 states and 1765 transitions. [2022-10-16 11:34:20,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-16 11:34:20,050 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 15.8) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 172 [2022-10-16 11:34:20,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 11:34:20,057 INFO L225 Difference]: With dead ends: 1350 [2022-10-16 11:34:20,057 INFO L226 Difference]: Without dead ends: 937 [2022-10-16 11:34:20,059 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-10-16 11:34:20,060 INFO L413 NwaCegarLoop]: 420 mSDtfsCounter, 916 mSDsluCounter, 440 mSDsCounter, 0 mSdLazyCounter, 604 mSolverCounterSat, 545 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 951 SdHoareTripleChecker+Valid, 860 SdHoareTripleChecker+Invalid, 1149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 545 IncrementalHoareTripleChecker+Valid, 604 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-10-16 11:34:20,060 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [951 Valid, 860 Invalid, 1149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [545 Valid, 604 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-10-16 11:34:20,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 937 states. [2022-10-16 11:34:20,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 937 to 913. [2022-10-16 11:34:20,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 913 states, 659 states have (on average 1.2852807283763277) internal successors, (847), 678 states have internal predecessors, (847), 168 states have call successors, (168), 81 states have call predecessors, (168), 78 states have return successors, (166), 161 states have call predecessors, (166), 161 states have call successors, (166) [2022-10-16 11:34:20,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 913 states and 1181 transitions. [2022-10-16 11:34:20,160 INFO L78 Accepts]: Start accepts. Automaton has 913 states and 1181 transitions. Word has length 172 [2022-10-16 11:34:20,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 11:34:20,161 INFO L495 AbstractCegarLoop]: Abstraction has 913 states and 1181 transitions. [2022-10-16 11:34:20,161 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 15.8) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-10-16 11:34:20,161 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1181 transitions. [2022-10-16 11:34:20,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2022-10-16 11:34:20,165 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 11:34:20,165 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 11:34:20,165 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-10-16 11:34:20,166 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] === [2022-10-16 11:34:20,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 11:34:20,166 INFO L85 PathProgramCache]: Analyzing trace with hash 780186835, now seen corresponding path program 1 times [2022-10-16 11:34:20,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 11:34:20,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696793498] [2022-10-16 11:34:20,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 11:34:20,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 11:34:20,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:20,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 11:34:20,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:20,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-10-16 11:34:20,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:20,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-10-16 11:34:20,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:20,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:34:20,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:20,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-10-16 11:34:20,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:20,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-10-16 11:34:20,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:20,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 11:34:20,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:20,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-10-16 11:34:20,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:20,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:34:20,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:20,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-10-16 11:34:20,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:20,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-10-16 11:34:20,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:20,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-10-16 11:34:20,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:20,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-10-16 11:34:20,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:20,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:34:20,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:20,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 11:34:20,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:20,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-10-16 11:34:20,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:20,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-10-16 11:34:20,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:20,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-10-16 11:34:20,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:20,694 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2022-10-16 11:34:20,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 11:34:20,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696793498] [2022-10-16 11:34:20,695 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [696793498] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 11:34:20,695 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 11:34:20,695 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-10-16 11:34:20,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927938964] [2022-10-16 11:34:20,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 11:34:20,696 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-16 11:34:20,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 11:34:20,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-16 11:34:20,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-10-16 11:34:20,697 INFO L87 Difference]: Start difference. First operand 913 states and 1181 transitions. Second operand has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 4 states have internal predecessors, (90), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-10-16 11:34:22,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 11:34:22,628 INFO L93 Difference]: Finished difference Result 1112 states and 1394 transitions. [2022-10-16 11:34:22,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 11:34:22,628 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 4 states have internal predecessors, (90), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 179 [2022-10-16 11:34:22,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 11:34:22,634 INFO L225 Difference]: With dead ends: 1112 [2022-10-16 11:34:22,635 INFO L226 Difference]: Without dead ends: 939 [2022-10-16 11:34:22,636 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-10-16 11:34:22,637 INFO L413 NwaCegarLoop]: 402 mSDtfsCounter, 561 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 569 mSolverCounterSat, 285 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 605 SdHoareTripleChecker+Valid, 750 SdHoareTripleChecker+Invalid, 854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 285 IncrementalHoareTripleChecker+Valid, 569 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-10-16 11:34:22,637 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [605 Valid, 750 Invalid, 854 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [285 Valid, 569 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-10-16 11:34:22,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 939 states. [2022-10-16 11:34:22,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 939 to 921. [2022-10-16 11:34:22,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 921 states, 667 states have (on average 1.2818590704647677) internal successors, (855), 686 states have internal predecessors, (855), 168 states have call successors, (168), 81 states have call predecessors, (168), 78 states have return successors, (166), 161 states have call predecessors, (166), 161 states have call successors, (166) [2022-10-16 11:34:22,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 921 states and 1189 transitions. [2022-10-16 11:34:22,737 INFO L78 Accepts]: Start accepts. Automaton has 921 states and 1189 transitions. Word has length 179 [2022-10-16 11:34:22,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 11:34:22,737 INFO L495 AbstractCegarLoop]: Abstraction has 921 states and 1189 transitions. [2022-10-16 11:34:22,738 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 4 states have internal predecessors, (90), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-10-16 11:34:22,738 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1189 transitions. [2022-10-16 11:34:22,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-10-16 11:34:22,742 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 11:34:22,742 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 11:34:22,742 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-10-16 11:34:22,742 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] === [2022-10-16 11:34:22,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 11:34:22,743 INFO L85 PathProgramCache]: Analyzing trace with hash -1862320630, now seen corresponding path program 1 times [2022-10-16 11:34:22,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 11:34:22,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86183716] [2022-10-16 11:34:22,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 11:34:22,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 11:34:22,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:22,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 11:34:22,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:22,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-10-16 11:34:22,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:22,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-10-16 11:34:22,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:22,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:34:22,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:22,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-10-16 11:34:22,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:22,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-10-16 11:34:22,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:22,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 11:34:22,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:23,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-10-16 11:34:23,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:23,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:34:23,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:23,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-10-16 11:34:23,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:23,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-10-16 11:34:23,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:23,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-10-16 11:34:23,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:23,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-10-16 11:34:23,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:23,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:34:23,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:23,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 11:34:23,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:23,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 11:34:23,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:23,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-10-16 11:34:23,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:23,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-10-16 11:34:23,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:23,084 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2022-10-16 11:34:23,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 11:34:23,085 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86183716] [2022-10-16 11:34:23,085 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86183716] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 11:34:23,085 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 11:34:23,085 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-16 11:34:23,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343928173] [2022-10-16 11:34:23,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 11:34:23,087 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 11:34:23,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 11:34:23,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 11:34:23,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-10-16 11:34:23,088 INFO L87 Difference]: Start difference. First operand 921 states and 1189 transitions. Second operand has 6 states, 6 states have (on average 15.5) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-10-16 11:34:24,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 11:34:24,645 INFO L93 Difference]: Finished difference Result 1681 states and 2210 transitions. [2022-10-16 11:34:24,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 11:34:24,645 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 182 [2022-10-16 11:34:24,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 11:34:24,651 INFO L225 Difference]: With dead ends: 1681 [2022-10-16 11:34:24,651 INFO L226 Difference]: Without dead ends: 933 [2022-10-16 11:34:24,653 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-10-16 11:34:24,654 INFO L413 NwaCegarLoop]: 410 mSDtfsCounter, 445 mSDsluCounter, 363 mSDsCounter, 0 mSdLazyCounter, 537 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 489 SdHoareTripleChecker+Valid, 773 SdHoareTripleChecker+Invalid, 800 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 537 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-10-16 11:34:24,654 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [489 Valid, 773 Invalid, 800 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 537 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-10-16 11:34:24,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 933 states. [2022-10-16 11:34:24,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 933 to 921. [2022-10-16 11:34:24,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 921 states, 667 states have (on average 1.2758620689655173) internal successors, (851), 686 states have internal predecessors, (851), 168 states have call successors, (168), 81 states have call predecessors, (168), 78 states have return successors, (166), 161 states have call predecessors, (166), 161 states have call successors, (166) [2022-10-16 11:34:24,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 921 states and 1185 transitions. [2022-10-16 11:34:24,752 INFO L78 Accepts]: Start accepts. Automaton has 921 states and 1185 transitions. Word has length 182 [2022-10-16 11:34:24,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 11:34:24,752 INFO L495 AbstractCegarLoop]: Abstraction has 921 states and 1185 transitions. [2022-10-16 11:34:24,753 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-10-16 11:34:24,753 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1185 transitions. [2022-10-16 11:34:24,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-10-16 11:34:24,756 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 11:34:24,756 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 11:34:24,757 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-10-16 11:34:24,757 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] === [2022-10-16 11:34:24,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 11:34:24,757 INFO L85 PathProgramCache]: Analyzing trace with hash 509418632, now seen corresponding path program 1 times [2022-10-16 11:34:24,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 11:34:24,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605652785] [2022-10-16 11:34:24,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 11:34:24,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 11:34:25,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:27,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 11:34:27,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:27,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-10-16 11:34:27,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:27,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-10-16 11:34:27,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:27,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:34:27,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:27,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-10-16 11:34:27,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:27,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-10-16 11:34:27,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:27,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 11:34:27,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:27,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-10-16 11:34:27,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:27,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:34:27,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:27,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-10-16 11:34:27,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:27,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-10-16 11:34:27,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:27,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-10-16 11:34:27,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:27,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-10-16 11:34:27,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:27,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:34:27,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:27,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 11:34:27,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:27,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 11:34:27,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:27,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-10-16 11:34:27,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:27,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-10-16 11:34:27,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:27,255 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2022-10-16 11:34:27,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 11:34:27,255 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605652785] [2022-10-16 11:34:27,255 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [605652785] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 11:34:27,255 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 11:34:27,256 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-10-16 11:34:27,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366061594] [2022-10-16 11:34:27,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 11:34:27,256 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-10-16 11:34:27,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 11:34:27,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-10-16 11:34:27,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2022-10-16 11:34:27,258 INFO L87 Difference]: Start difference. First operand 921 states and 1185 transitions. Second operand has 10 states, 9 states have (on average 10.333333333333334) internal successors, (93), 7 states have internal predecessors, (93), 2 states have call successors, (21), 5 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-10-16 11:34:32,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 11:34:32,508 INFO L93 Difference]: Finished difference Result 1683 states and 2226 transitions. [2022-10-16 11:34:32,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-10-16 11:34:32,509 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 10.333333333333334) internal successors, (93), 7 states have internal predecessors, (93), 2 states have call successors, (21), 5 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 182 [2022-10-16 11:34:32,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 11:34:32,525 INFO L225 Difference]: With dead ends: 1683 [2022-10-16 11:34:32,525 INFO L226 Difference]: Without dead ends: 1682 [2022-10-16 11:34:32,527 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=108, Invalid=312, Unknown=0, NotChecked=0, Total=420 [2022-10-16 11:34:32,528 INFO L413 NwaCegarLoop]: 671 mSDtfsCounter, 1161 mSDsluCounter, 1283 mSDsCounter, 0 mSdLazyCounter, 2358 mSolverCounterSat, 720 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1161 SdHoareTripleChecker+Valid, 1954 SdHoareTripleChecker+Invalid, 3078 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 720 IncrementalHoareTripleChecker+Valid, 2358 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2022-10-16 11:34:32,529 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1161 Valid, 1954 Invalid, 3078 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [720 Valid, 2358 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2022-10-16 11:34:32,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1682 states. [2022-10-16 11:34:32,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1682 to 920. [2022-10-16 11:34:32,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 920 states, 667 states have (on average 1.2698650674662668) internal successors, (847), 685 states have internal predecessors, (847), 168 states have call successors, (168), 81 states have call predecessors, (168), 78 states have return successors, (166), 161 states have call predecessors, (166), 161 states have call successors, (166) [2022-10-16 11:34:32,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 920 states and 1181 transitions. [2022-10-16 11:34:32,750 INFO L78 Accepts]: Start accepts. Automaton has 920 states and 1181 transitions. Word has length 182 [2022-10-16 11:34:32,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 11:34:32,750 INFO L495 AbstractCegarLoop]: Abstraction has 920 states and 1181 transitions. [2022-10-16 11:34:32,751 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 10.333333333333334) internal successors, (93), 7 states have internal predecessors, (93), 2 states have call successors, (21), 5 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-10-16 11:34:32,751 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1181 transitions. [2022-10-16 11:34:32,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-10-16 11:34:32,754 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 11:34:32,754 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 11:34:32,754 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-10-16 11:34:32,755 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting zf_readwErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] === [2022-10-16 11:34:32,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 11:34:32,755 INFO L85 PathProgramCache]: Analyzing trace with hash -1387891519, now seen corresponding path program 1 times [2022-10-16 11:34:32,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 11:34:32,755 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748233461] [2022-10-16 11:34:32,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 11:34:32,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 11:34:32,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:33,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 11:34:33,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:33,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-10-16 11:34:33,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:33,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-10-16 11:34:33,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:33,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:34:33,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:33,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-10-16 11:34:33,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:33,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-10-16 11:34:33,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:33,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 11:34:33,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:33,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-10-16 11:34:33,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:33,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:34:33,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:33,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-10-16 11:34:33,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:33,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-10-16 11:34:33,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:33,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-10-16 11:34:33,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:33,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-10-16 11:34:33,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:33,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:34:33,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:33,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 11:34:33,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:33,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 11:34:33,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:33,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-10-16 11:34:33,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:33,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-10-16 11:34:33,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:33,768 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2022-10-16 11:34:33,768 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 11:34:33,768 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748233461] [2022-10-16 11:34:33,769 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [748233461] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 11:34:33,769 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 11:34:33,769 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-16 11:34:33,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716853769] [2022-10-16 11:34:33,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 11:34:33,772 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-16 11:34:33,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 11:34:33,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-16 11:34:33,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-10-16 11:34:33,774 INFO L87 Difference]: Start difference. First operand 920 states and 1181 transitions. Second operand has 7 states, 6 states have (on average 15.666666666666666) internal successors, (94), 4 states have internal predecessors, (94), 2 states have call successors, (21), 5 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-10-16 11:34:35,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 11:34:35,600 INFO L93 Difference]: Finished difference Result 932 states and 1196 transitions. [2022-10-16 11:34:35,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 11:34:35,600 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 15.666666666666666) internal successors, (94), 4 states have internal predecessors, (94), 2 states have call successors, (21), 5 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 183 [2022-10-16 11:34:35,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 11:34:35,606 INFO L225 Difference]: With dead ends: 932 [2022-10-16 11:34:35,606 INFO L226 Difference]: Without dead ends: 794 [2022-10-16 11:34:35,607 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-10-16 11:34:35,608 INFO L413 NwaCegarLoop]: 387 mSDtfsCounter, 882 mSDsluCounter, 429 mSDsCounter, 0 mSdLazyCounter, 461 mSolverCounterSat, 456 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 905 SdHoareTripleChecker+Valid, 816 SdHoareTripleChecker+Invalid, 917 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 456 IncrementalHoareTripleChecker+Valid, 461 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-10-16 11:34:35,608 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [905 Valid, 816 Invalid, 917 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [456 Valid, 461 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-10-16 11:34:35,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 794 states. [2022-10-16 11:34:35,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 794 to 776. [2022-10-16 11:34:35,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 776 states, 567 states have (on average 1.2839506172839505) internal successors, (728), 581 states have internal predecessors, (728), 139 states have call successors, (139), 64 states have call predecessors, (139), 64 states have return successors, (143), 138 states have call predecessors, (143), 139 states have call successors, (143) [2022-10-16 11:34:35,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 776 states and 1010 transitions. [2022-10-16 11:34:35,756 INFO L78 Accepts]: Start accepts. Automaton has 776 states and 1010 transitions. Word has length 183 [2022-10-16 11:34:35,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 11:34:35,759 INFO L495 AbstractCegarLoop]: Abstraction has 776 states and 1010 transitions. [2022-10-16 11:34:35,759 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 15.666666666666666) internal successors, (94), 4 states have internal predecessors, (94), 2 states have call successors, (21), 5 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-10-16 11:34:35,760 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1010 transitions. [2022-10-16 11:34:35,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2022-10-16 11:34:35,763 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 11:34:35,763 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 4, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 11:34:35,763 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-10-16 11:34:35,763 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ##fun~$Pointer$~X~$Pointer$~TO~intErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] === [2022-10-16 11:34:35,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 11:34:35,764 INFO L85 PathProgramCache]: Analyzing trace with hash -717154794, now seen corresponding path program 1 times [2022-10-16 11:34:35,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 11:34:35,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401726873] [2022-10-16 11:34:35,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 11:34:35,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 11:34:40,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:40,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 11:34:40,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:40,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-10-16 11:34:40,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:40,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-10-16 11:34:40,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:41,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:34:41,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:41,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-10-16 11:34:41,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:41,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-10-16 11:34:41,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:41,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 11:34:41,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:41,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-10-16 11:34:41,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:41,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:34:41,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:41,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 11:34:41,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:41,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-10-16 11:34:41,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:41,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-10-16 11:34:41,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:41,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-10-16 11:34:41,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:41,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 11:34:41,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:41,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 11:34:41,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:41,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-10-16 11:34:41,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:41,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-10-16 11:34:41,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:34:41,290 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2022-10-16 11:34:41,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 11:34:41,291 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401726873] [2022-10-16 11:34:41,291 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [401726873] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 11:34:41,291 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 11:34:41,291 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-10-16 11:34:41,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059085955] [2022-10-16 11:34:41,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 11:34:41,295 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-10-16 11:34:41,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 11:34:41,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-10-16 11:34:41,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2022-10-16 11:34:41,296 INFO L87 Difference]: Start difference. First operand 776 states and 1010 transitions. Second operand has 12 states, 12 states have (on average 8.25) internal successors, (99), 9 states have internal predecessors, (99), 3 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-10-16 11:34:42,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 11:34:42,809 INFO L93 Difference]: Finished difference Result 782 states and 1014 transitions. [2022-10-16 11:34:42,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-16 11:34:42,812 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 8.25) internal successors, (99), 9 states have internal predecessors, (99), 3 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 185 [2022-10-16 11:34:42,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 11:34:42,813 INFO L225 Difference]: With dead ends: 782 [2022-10-16 11:34:42,813 INFO L226 Difference]: Without dead ends: 0 [2022-10-16 11:34:42,816 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=77, Invalid=195, Unknown=0, NotChecked=0, Total=272 [2022-10-16 11:34:42,817 INFO L413 NwaCegarLoop]: 28 mSDtfsCounter, 60 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-10-16 11:34:42,817 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 120 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-10-16 11:34:42,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-10-16 11:34:42,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-10-16 11:34:42,818 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) [2022-10-16 11:34:42,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-10-16 11:34:42,819 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 185 [2022-10-16 11:34:42,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 11:34:42,819 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-10-16 11:34:42,819 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.25) internal successors, (99), 9 states have internal predecessors, (99), 3 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-10-16 11:34:42,819 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-10-16 11:34:42,820 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-16 11:34:42,823 INFO L805 garLoopResultBuilder]: Registering result SAFE for location zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 18 remaining) [2022-10-16 11:34:42,823 INFO L805 garLoopResultBuilder]: Registering result SAFE for location zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 18 remaining) [2022-10-16 11:34:42,824 INFO L805 garLoopResultBuilder]: Registering result SAFE for location zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 18 remaining) [2022-10-16 11:34:42,824 INFO L805 garLoopResultBuilder]: Registering result SAFE for location zf_readwErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 18 remaining) [2022-10-16 11:34:42,824 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ##fun~$Pointer$~X~$Pointer$~TO~intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 18 remaining) [2022-10-16 11:34:42,824 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ##fun~$Pointer$~X~$Pointer$~TO~intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 18 remaining) [2022-10-16 11:34:42,824 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ##fun~$Pointer$~X~$Pointer$~TO~intErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 18 remaining) [2022-10-16 11:34:42,824 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ##fun~$Pointer$~X~$Pointer$~TO~intErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 18 remaining) [2022-10-16 11:34:42,825 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 18 remaining) [2022-10-16 11:34:42,825 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 18 remaining) [2022-10-16 11:34:42,825 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 18 remaining) [2022-10-16 11:34:42,825 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 18 remaining) [2022-10-16 11:34:42,825 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 18 remaining) [2022-10-16 11:34:42,826 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 18 remaining) [2022-10-16 11:34:42,826 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 18 remaining) [2022-10-16 11:34:42,826 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 18 remaining) [2022-10-16 11:34:42,826 INFO L805 garLoopResultBuilder]: Registering result SAFE for location cdev_addErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 18 remaining) [2022-10-16 11:34:42,826 INFO L805 garLoopResultBuilder]: Registering result SAFE for location cdev_addErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 18 remaining) [2022-10-16 11:34:42,827 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-10-16 11:34:42,829 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-10-16 11:34:47,964 INFO L899 garLoopResultBuilder]: For program point spin_lock_initEXIT(lines 4153 4157) no Hoare annotation was computed. [2022-10-16 11:34:47,967 INFO L895 garLoopResultBuilder]: At program point spin_lock_initENTRY(lines 4153 4157) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ddv_ioport_request_len~0 0)) (not (= ~number_cdev_registered~0 0)) (not (= 0 ~fixed_cdev_used~0)) (not (= ~jiffies~0 0)) (not (= ~ddv_ioport_request_start~0 0)) (not (= ~number_timer_registered~0 0)) (not (= ~next_heartbeat~0 0))) [2022-10-16 11:34:47,967 INFO L899 garLoopResultBuilder]: For program point spin_lock_initFINAL(lines 4153 4157) no Hoare annotation was computed. [2022-10-16 11:34:47,967 INFO L899 garLoopResultBuilder]: For program point printkFINAL(lines 4480 4483) no Hoare annotation was computed. [2022-10-16 11:34:47,968 INFO L902 garLoopResultBuilder]: At program point printkENTRY(lines 4480 4483) the Hoare annotation is: true [2022-10-16 11:34:47,968 INFO L899 garLoopResultBuilder]: For program point printkEXIT(lines 4480 4483) no Hoare annotation was computed. [2022-10-16 11:34:47,968 INFO L902 garLoopResultBuilder]: At program point misc_deregisterENTRY(line 4524) the Hoare annotation is: true [2022-10-16 11:34:47,968 INFO L899 garLoopResultBuilder]: For program point misc_deregisterEXIT(line 4524) no Hoare annotation was computed. [2022-10-16 11:34:47,968 INFO L899 garLoopResultBuilder]: For program point misc_deregisterFINAL(line 4524) no Hoare annotation was computed. [2022-10-16 11:34:47,968 INFO L899 garLoopResultBuilder]: For program point L1596(line 1596) no Hoare annotation was computed. [2022-10-16 11:34:47,969 INFO L899 garLoopResultBuilder]: For program point L1596-1(lines 1596 1619) no Hoare annotation was computed. [2022-10-16 11:34:47,970 INFO L895 garLoopResultBuilder]: At program point L1594(line 1594) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~number_cdev_registered~0 0)) (not (= ~jiffies~0 0)) (not (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648))) (and (not (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (or (not (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296))) (not (<= (div ~ddv_ioport_request_start~0 4294967296) 0)))) (not (= ~next_heartbeat~0 0))) [2022-10-16 11:34:47,970 INFO L899 garLoopResultBuilder]: For program point L1596-2(lines 1589 1620) no Hoare annotation was computed. [2022-10-16 11:34:47,970 INFO L895 garLoopResultBuilder]: At program point L1594-1(line 1594) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~number_cdev_registered~0 0)) (not (= ~jiffies~0 0)) (not (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648))) (and (not (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (or (not (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296))) (not (<= (div ~ddv_ioport_request_start~0 4294967296) 0)))) (not (= ~next_heartbeat~0 0))) [2022-10-16 11:34:47,971 INFO L899 garLoopResultBuilder]: For program point L1594-2(line 1594) no Hoare annotation was computed. [2022-10-16 11:34:47,971 INFO L899 garLoopResultBuilder]: For program point L1613(line 1613) no Hoare annotation was computed. [2022-10-16 11:34:47,971 INFO L899 garLoopResultBuilder]: For program point zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1596) no Hoare annotation was computed. [2022-10-16 11:34:47,971 INFO L895 garLoopResultBuilder]: At program point L1605(line 1605) the Hoare annotation is: (or (not (= ~number_cdev_registered~0 0)) (not (= ~jiffies~0 0)) (not (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648))) (and (not (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (or (not (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296))) (not (<= (div ~ddv_ioport_request_start~0 4294967296) 0)))) (not (= ~next_heartbeat~0 0))) [2022-10-16 11:34:47,972 INFO L895 garLoopResultBuilder]: At program point L1605-1(line 1605) the Hoare annotation is: (or (not (= ~number_cdev_registered~0 0)) (not (= ~jiffies~0 0)) (not (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648))) (and (not (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (or (not (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296))) (not (<= (div ~ddv_ioport_request_start~0 4294967296) 0)))) (not (= ~next_heartbeat~0 0))) [2022-10-16 11:34:47,972 INFO L895 garLoopResultBuilder]: At program point L1618(line 1618) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~number_cdev_registered~0 0)) (not (= ~jiffies~0 0)) (not (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648))) (and (not (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (or (not (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296))) (not (<= (div ~ddv_ioport_request_start~0 4294967296) 0)))) (not (= ~next_heartbeat~0 0))) [2022-10-16 11:34:47,972 INFO L899 garLoopResultBuilder]: For program point L1618-1(line 1618) no Hoare annotation was computed. [2022-10-16 11:34:47,972 INFO L895 garLoopResultBuilder]: At program point L1616(line 1616) the Hoare annotation is: (or (not (= ~number_cdev_registered~0 0)) (not (= ~jiffies~0 0)) (not (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648))) (and (not (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (or (not (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296))) (not (<= (div ~ddv_ioport_request_start~0 4294967296) 0)))) (not (= ~next_heartbeat~0 0))) [2022-10-16 11:34:47,973 INFO L895 garLoopResultBuilder]: At program point L1612(line 1612) the Hoare annotation is: (or (not (= ~number_cdev_registered~0 0)) (not (= ~jiffies~0 0)) (not (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648))) (and (not (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (or (not (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296))) (not (<= (div ~ddv_ioport_request_start~0 4294967296) 0)))) (not (= ~next_heartbeat~0 0))) [2022-10-16 11:34:47,973 INFO L895 garLoopResultBuilder]: At program point L1612-1(line 1612) the Hoare annotation is: (or (not (= ~number_cdev_registered~0 0)) (not (= ~jiffies~0 0)) (not (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648))) (and (not (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (or (not (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296))) (not (<= (div ~ddv_ioport_request_start~0 4294967296) 0)))) (not (= ~next_heartbeat~0 0))) [2022-10-16 11:34:47,973 INFO L899 garLoopResultBuilder]: For program point zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1596) no Hoare annotation was computed. [2022-10-16 11:34:47,973 INFO L895 garLoopResultBuilder]: At program point L1608(line 1608) the Hoare annotation is: (or (not (= ~number_cdev_registered~0 0)) (not (= ~jiffies~0 0)) (not (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648))) (and (not (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (or (not (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296))) (not (<= (div ~ddv_ioport_request_start~0 4294967296) 0)))) (not (= ~next_heartbeat~0 0))) [2022-10-16 11:34:47,974 INFO L899 garLoopResultBuilder]: For program point zf_pingEXIT(lines 1589 1620) no Hoare annotation was computed. [2022-10-16 11:34:47,974 INFO L895 garLoopResultBuilder]: At program point zf_pingENTRY(lines 1589 1620) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~number_cdev_registered~0 0)) (not (= ~jiffies~0 0)) (not (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648))) (and (not (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (or (not (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296))) (not (<= (div ~ddv_ioport_request_start~0 4294967296) 0)))) (not (= ~next_heartbeat~0 0))) [2022-10-16 11:34:47,974 INFO L899 garLoopResultBuilder]: For program point L1608-1(line 1608) no Hoare annotation was computed. [2022-10-16 11:34:47,974 INFO L899 garLoopResultBuilder]: For program point L1606(line 1606) no Hoare annotation was computed. [2022-10-16 11:34:47,974 INFO L902 garLoopResultBuilder]: At program point assert_context_processFINAL(lines 21 23) the Hoare annotation is: true [2022-10-16 11:34:47,974 INFO L899 garLoopResultBuilder]: For program point assert_context_processEXIT(lines 21 23) no Hoare annotation was computed. [2022-10-16 11:34:47,975 INFO L899 garLoopResultBuilder]: For program point L3962(lines 3962 3963) no Hoare annotation was computed. [2022-10-16 11:34:47,975 INFO L899 garLoopResultBuilder]: For program point zf_readwFINAL(lines 1467 1471) no Hoare annotation was computed. [2022-10-16 11:34:47,975 INFO L899 garLoopResultBuilder]: For program point zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 3963) no Hoare annotation was computed. [2022-10-16 11:34:47,975 INFO L902 garLoopResultBuilder]: At program point L1469(line 1469) the Hoare annotation is: true [2022-10-16 11:34:47,975 INFO L899 garLoopResultBuilder]: For program point L1469-1(line 1469) no Hoare annotation was computed. [2022-10-16 11:34:47,976 INFO L895 garLoopResultBuilder]: At program point L3965(lines 3960 3966) the Hoare annotation is: (let ((.cse0 (not (= ~number_cdev_registered~0 0))) (.cse1 (not (= ~jiffies~0 0))) (.cse2 (not (= ~next_heartbeat~0 0)))) (and (or (and (<= 538 |zf_readw_inw_~port#1|) (<= |zf_readw_inw_~port#1| 538)) .cse0 .cse1 (not (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648))) (and (not (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (or (not (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296))) (not (<= (div ~ddv_ioport_request_start~0 4294967296) 0)))) .cse2) (or (not (= ~ddv_ioport_request_len~0 0)) .cse0 (not (= 0 ~fixed_cdev_used~0)) .cse1 (not (= ~ddv_ioport_request_start~0 0)) (not (= ~number_timer_registered~0 0)) .cse2))) [2022-10-16 11:34:47,976 INFO L899 garLoopResultBuilder]: For program point L3963-1(line 3963) no Hoare annotation was computed. [2022-10-16 11:34:47,976 INFO L899 garLoopResultBuilder]: For program point L3963(line 3963) no Hoare annotation was computed. [2022-10-16 11:34:47,976 INFO L899 garLoopResultBuilder]: For program point L3963-2(line 3963) no Hoare annotation was computed. [2022-10-16 11:34:47,976 INFO L899 garLoopResultBuilder]: For program point L3963-4(line 3963) no Hoare annotation was computed. [2022-10-16 11:34:47,977 INFO L899 garLoopResultBuilder]: For program point L12(line 12) no Hoare annotation was computed. [2022-10-16 11:34:47,977 INFO L899 garLoopResultBuilder]: For program point L12-1(line 12) no Hoare annotation was computed. [2022-10-16 11:34:47,977 INFO L895 garLoopResultBuilder]: At program point L12-3(line 12) the Hoare annotation is: (let ((.cse0 (not (= ~number_cdev_registered~0 0))) (.cse1 (not (= ~jiffies~0 0))) (.cse2 (not (= ~next_heartbeat~0 0)))) (and (or (and (<= 538 |zf_readw_inw_~port#1|) (<= |zf_readw_inw_~port#1| 538)) .cse0 .cse1 (not (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648))) (and (not (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (or (not (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296))) (not (<= (div ~ddv_ioport_request_start~0 4294967296) 0)))) .cse2) (or (not (= ~ddv_ioport_request_len~0 0)) .cse0 (not (= 0 ~fixed_cdev_used~0)) .cse1 (not (= ~ddv_ioport_request_start~0 0)) (not (= ~number_timer_registered~0 0)) .cse2))) [2022-10-16 11:34:47,977 INFO L899 garLoopResultBuilder]: For program point zf_readwErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 3963) no Hoare annotation was computed. [2022-10-16 11:34:47,977 INFO L899 garLoopResultBuilder]: For program point zf_readwEXIT(lines 1467 1471) no Hoare annotation was computed. [2022-10-16 11:34:47,978 INFO L902 garLoopResultBuilder]: At program point zf_readwENTRY(lines 1467 1471) the Hoare annotation is: true [2022-10-16 11:34:47,978 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2022-10-16 11:34:47,978 INFO L902 garLoopResultBuilder]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2022-10-16 11:34:47,978 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2022-10-16 11:34:47,978 INFO L899 garLoopResultBuilder]: For program point L1553(line 1553) no Hoare annotation was computed. [2022-10-16 11:34:47,978 INFO L899 garLoopResultBuilder]: For program point zf_timer_offEXIT(lines 1537 1554) no Hoare annotation was computed. [2022-10-16 11:34:47,978 INFO L902 garLoopResultBuilder]: At program point L1551(line 1551) the Hoare annotation is: true [2022-10-16 11:34:47,979 INFO L902 garLoopResultBuilder]: At program point L1550(line 1550) the Hoare annotation is: true [2022-10-16 11:34:47,979 INFO L902 garLoopResultBuilder]: At program point L1550-1(line 1550) the Hoare annotation is: true [2022-10-16 11:34:47,979 INFO L899 garLoopResultBuilder]: For program point L1547(line 1547) no Hoare annotation was computed. [2022-10-16 11:34:47,979 INFO L902 garLoopResultBuilder]: At program point L1545(line 1545) the Hoare annotation is: true [2022-10-16 11:34:47,979 INFO L902 garLoopResultBuilder]: At program point L1545-1(line 1545) the Hoare annotation is: true [2022-10-16 11:34:47,979 INFO L895 garLoopResultBuilder]: At program point L1543(line 1543) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648))) (and (not (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (or (not (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296))) (not (<= (div ~ddv_ioport_request_start~0 4294967296) 0))))) [2022-10-16 11:34:47,980 INFO L899 garLoopResultBuilder]: For program point L1543-1(line 1543) no Hoare annotation was computed. [2022-10-16 11:34:47,980 INFO L895 garLoopResultBuilder]: At program point zf_timer_offENTRY(lines 1537 1554) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648))) (and (not (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (or (not (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296))) (not (<= (div ~ddv_ioport_request_start~0 4294967296) 0))))) [2022-10-16 11:34:47,980 INFO L899 garLoopResultBuilder]: For program point zf_timer_offFINAL(lines 1537 1554) no Hoare annotation was computed. [2022-10-16 11:34:47,980 INFO L902 garLoopResultBuilder]: At program point spin_lockENTRY(lines 4159 4169) the Hoare annotation is: true [2022-10-16 11:34:47,980 INFO L899 garLoopResultBuilder]: For program point L4161(lines 4161 4162) no Hoare annotation was computed. [2022-10-16 11:34:47,980 INFO L899 garLoopResultBuilder]: For program point spin_lockFINAL(lines 4159 4169) no Hoare annotation was computed. [2022-10-16 11:34:47,980 INFO L899 garLoopResultBuilder]: For program point spin_lockEXIT(lines 4159 4169) no Hoare annotation was computed. [2022-10-16 11:34:47,981 INFO L902 garLoopResultBuilder]: At program point L1522(lines 1522 1532) the Hoare annotation is: true [2022-10-16 11:34:47,981 INFO L899 garLoopResultBuilder]: For program point L1580(line 1580) no Hoare annotation was computed. [2022-10-16 11:34:47,981 INFO L902 garLoopResultBuilder]: At program point ##fun~$Pointer$~X~$Pointer$~TO~intENTRY(line -1) the Hoare annotation is: true [2022-10-16 11:34:47,981 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~TO~intErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 4508) no Hoare annotation was computed. [2022-10-16 11:34:47,981 INFO L902 garLoopResultBuilder]: At program point L4512(lines 4506 4513) the Hoare annotation is: true [2022-10-16 11:34:47,981 INFO L902 garLoopResultBuilder]: At program point L4504(line 4504) the Hoare annotation is: true [2022-10-16 11:34:47,981 INFO L902 garLoopResultBuilder]: At program point L1713(line 1713) the Hoare annotation is: true [2022-10-16 11:34:47,982 INFO L899 garLoopResultBuilder]: For program point L1713-1(line 1713) no Hoare annotation was computed. [2022-10-16 11:34:47,982 INFO L902 garLoopResultBuilder]: At program point L1705(lines 1690 1706) the Hoare annotation is: true [2022-10-16 11:34:47,982 INFO L902 garLoopResultBuilder]: At program point L1565(line 1565) the Hoare annotation is: true [2022-10-16 11:34:47,982 INFO L902 garLoopResultBuilder]: At program point L1565-1(line 1565) the Hoare annotation is: true [2022-10-16 11:34:47,982 INFO L899 garLoopResultBuilder]: For program point L4505(line 4505) no Hoare annotation was computed. [2022-10-16 11:34:47,982 INFO L899 garLoopResultBuilder]: For program point L1524(lines 1524 1531) no Hoare annotation was computed. [2022-10-16 11:34:47,982 INFO L902 garLoopResultBuilder]: At program point L1714(line 1714) the Hoare annotation is: true [2022-10-16 11:34:47,983 INFO L899 garLoopResultBuilder]: For program point L1714-1(line 1714) no Hoare annotation was computed. [2022-10-16 11:34:47,983 INFO L902 garLoopResultBuilder]: At program point L1582(line 1582) the Hoare annotation is: true [2022-10-16 11:34:47,983 INFO L902 garLoopResultBuilder]: At program point L1582-1(line 1582) the Hoare annotation is: true [2022-10-16 11:34:47,983 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~TO~intEXIT(line -1) no Hoare annotation was computed. [2022-10-16 11:34:47,983 INFO L899 garLoopResultBuilder]: For program point L1698(lines 1698 1699) no Hoare annotation was computed. [2022-10-16 11:34:47,983 INFO L902 garLoopResultBuilder]: At program point L1698-2(lines 1698 1699) the Hoare annotation is: true [2022-10-16 11:34:47,983 INFO L902 garLoopResultBuilder]: At program point L1723(lines 1708 1724) the Hoare annotation is: true [2022-10-16 11:34:47,983 INFO L899 garLoopResultBuilder]: For program point L1525(line 1525) no Hoare annotation was computed. [2022-10-16 11:34:47,984 INFO L899 garLoopResultBuilder]: For program point L1525-1(lines 1524 1531) no Hoare annotation was computed. [2022-10-16 11:34:47,984 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~TO~intFINAL(line -1) no Hoare annotation was computed. [2022-10-16 11:34:47,984 INFO L902 garLoopResultBuilder]: At program point L1583(line 1583) the Hoare annotation is: true [2022-10-16 11:34:47,984 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~TO~intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 4517) no Hoare annotation was computed. [2022-10-16 11:34:47,984 INFO L899 garLoopResultBuilder]: For program point L4515(lines 4515 4521) no Hoare annotation was computed. [2022-10-16 11:34:47,984 INFO L902 garLoopResultBuilder]: At program point L1567(line 1567) the Hoare annotation is: true [2022-10-16 11:34:47,984 INFO L899 garLoopResultBuilder]: For program point L1567-1(line 1567) no Hoare annotation was computed. [2022-10-16 11:34:47,985 INFO L902 garLoopResultBuilder]: At program point L1526(line 1526) the Hoare annotation is: true [2022-10-16 11:34:47,985 INFO L902 garLoopResultBuilder]: At program point L1526-1(line 1526) the Hoare annotation is: true [2022-10-16 11:34:47,985 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-10-16 11:34:47,985 INFO L899 garLoopResultBuilder]: For program point L4508-1(line 4508) no Hoare annotation was computed. [2022-10-16 11:34:47,985 INFO L899 garLoopResultBuilder]: For program point L-1-2(line -1) no Hoare annotation was computed. [2022-10-16 11:34:47,985 INFO L902 garLoopResultBuilder]: At program point L1692(line 1692) the Hoare annotation is: true [2022-10-16 11:34:47,985 INFO L899 garLoopResultBuilder]: For program point L1692-1(line 1692) no Hoare annotation was computed. [2022-10-16 11:34:47,986 INFO L899 garLoopResultBuilder]: For program point L4508(line 4508) no Hoare annotation was computed. [2022-10-16 11:34:47,986 INFO L899 garLoopResultBuilder]: For program point L1560(lines 1560 1586) no Hoare annotation was computed. [2022-10-16 11:34:47,986 INFO L899 garLoopResultBuilder]: For program point L1527(line 1527) no Hoare annotation was computed. [2022-10-16 11:34:47,986 INFO L899 garLoopResultBuilder]: For program point L1717(line 1717) no Hoare annotation was computed. [2022-10-16 11:34:47,986 INFO L899 garLoopResultBuilder]: For program point L1527-2(line 1527) no Hoare annotation was computed. [2022-10-16 11:34:47,986 INFO L899 garLoopResultBuilder]: For program point L1585(line 1585) no Hoare annotation was computed. [2022-10-16 11:34:47,986 INFO L902 garLoopResultBuilder]: At program point L1577(line 1577) the Hoare annotation is: true [2022-10-16 11:34:47,986 INFO L902 garLoopResultBuilder]: At program point L1577-1(line 1577) the Hoare annotation is: true [2022-10-16 11:34:47,987 INFO L899 garLoopResultBuilder]: For program point L1701(line 1701) no Hoare annotation was computed. [2022-10-16 11:34:47,987 INFO L899 garLoopResultBuilder]: For program point L4517(line 4517) no Hoare annotation was computed. [2022-10-16 11:34:47,987 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~TO~intErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 4508) no Hoare annotation was computed. [2022-10-16 11:34:47,987 INFO L899 garLoopResultBuilder]: For program point L4517-1(line 4517) no Hoare annotation was computed. [2022-10-16 11:34:47,987 INFO L899 garLoopResultBuilder]: For program point L1693(lines 1693 1696) no Hoare annotation was computed. [2022-10-16 11:34:47,987 INFO L902 garLoopResultBuilder]: At program point L1528(line 1528) the Hoare annotation is: true [2022-10-16 11:34:47,987 INFO L899 garLoopResultBuilder]: For program point L1528-1(line 1528) no Hoare annotation was computed. [2022-10-16 11:34:47,988 INFO L902 garLoopResultBuilder]: At program point L1528-3(line 1528) the Hoare annotation is: true [2022-10-16 11:34:47,988 INFO L899 garLoopResultBuilder]: For program point L1528-4(line 1528) no Hoare annotation was computed. [2022-10-16 11:34:47,988 INFO L899 garLoopResultBuilder]: For program point L1710(lines 1710 1715) no Hoare annotation was computed. [2022-10-16 11:34:47,988 INFO L902 garLoopResultBuilder]: At program point L1710-1(lines 1710 1715) the Hoare annotation is: true [2022-10-16 11:34:47,988 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~TO~intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 4517) no Hoare annotation was computed. [2022-10-16 11:34:47,988 INFO L902 garLoopResultBuilder]: At program point L1694(line 1694) the Hoare annotation is: true [2022-10-16 11:34:47,988 INFO L899 garLoopResultBuilder]: For program point L1694-1(line 1694) no Hoare annotation was computed. [2022-10-16 11:34:47,989 INFO L899 garLoopResultBuilder]: For program point L1529(line 1529) no Hoare annotation was computed. [2022-10-16 11:34:47,989 INFO L902 garLoopResultBuilder]: At program point L1719(line 1719) the Hoare annotation is: true [2022-10-16 11:34:47,989 INFO L899 garLoopResultBuilder]: For program point L1719-1(line 1719) no Hoare annotation was computed. [2022-10-16 11:34:47,989 INFO L902 garLoopResultBuilder]: At program point L1711(line 1711) the Hoare annotation is: true [2022-10-16 11:34:47,989 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~number_cdev_registered~0 0)) (not (= ~jiffies~0 0)) (not (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648))) (and (not (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (or (not (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296))) (not (<= (div ~ddv_ioport_request_start~0 4294967296) 0)))) (not (= ~next_heartbeat~0 0))) [2022-10-16 11:34:47,989 INFO L899 garLoopResultBuilder]: For program point ##fun~int~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2022-10-16 11:34:47,990 INFO L895 garLoopResultBuilder]: At program point ##fun~int~TO~VOIDENTRY(line -1) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~number_cdev_registered~0 0)) (not (= ~jiffies~0 0)) (not (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648))) (and (not (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (or (not (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296))) (not (<= (div ~ddv_ioport_request_start~0 4294967296) 0)))) (not (= ~next_heartbeat~0 0))) [2022-10-16 11:34:47,990 INFO L899 garLoopResultBuilder]: For program point ##fun~int~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2022-10-16 11:34:47,990 INFO L899 garLoopResultBuilder]: For program point outwFINAL(lines 3968 3970) no Hoare annotation was computed. [2022-10-16 11:34:47,990 INFO L899 garLoopResultBuilder]: For program point outwEXIT(lines 3968 3970) no Hoare annotation was computed. [2022-10-16 11:34:47,990 INFO L902 garLoopResultBuilder]: At program point outwENTRY(lines 3968 3970) the Hoare annotation is: true [2022-10-16 11:34:47,990 INFO L899 garLoopResultBuilder]: For program point outbEXIT(lines 3956 3958) no Hoare annotation was computed. [2022-10-16 11:34:47,990 INFO L902 garLoopResultBuilder]: At program point outbENTRY(lines 3956 3958) the Hoare annotation is: true [2022-10-16 11:34:47,991 INFO L899 garLoopResultBuilder]: For program point outbFINAL(lines 3956 3958) no Hoare annotation was computed. [2022-10-16 11:34:47,991 INFO L899 garLoopResultBuilder]: For program point add_timerEXIT(lines 4256 4263) no Hoare annotation was computed. [2022-10-16 11:34:47,991 INFO L902 garLoopResultBuilder]: At program point add_timerENTRY(lines 4256 4263) the Hoare annotation is: true [2022-10-16 11:34:47,991 INFO L899 garLoopResultBuilder]: For program point add_timerFINAL(lines 4256 4263) no Hoare annotation was computed. [2022-10-16 11:34:47,991 INFO L899 garLoopResultBuilder]: For program point L4209(lines 4209 4213) no Hoare annotation was computed. [2022-10-16 11:34:47,991 INFO L902 garLoopResultBuilder]: At program point spin_unlockENTRY(lines 4207 4214) the Hoare annotation is: true [2022-10-16 11:34:47,991 INFO L899 garLoopResultBuilder]: For program point spin_unlockFINAL(lines 4207 4214) no Hoare annotation was computed. [2022-10-16 11:34:47,991 INFO L899 garLoopResultBuilder]: For program point spin_unlockEXIT(lines 4207 4214) no Hoare annotation was computed. [2022-10-16 11:34:47,992 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 9 11) the Hoare annotation is: true [2022-10-16 11:34:47,992 INFO L899 garLoopResultBuilder]: For program point L10(line 10) no Hoare annotation was computed. [2022-10-16 11:34:47,992 INFO L899 garLoopResultBuilder]: For program point L10-2(lines 9 11) no Hoare annotation was computed. [2022-10-16 11:34:47,992 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 9 11) no Hoare annotation was computed. [2022-10-16 11:34:47,992 INFO L895 garLoopResultBuilder]: At program point release_regionENTRY(lines 3939 3949) the Hoare annotation is: (or (and (= |old(~ddv_ioport_request_len~0)| ~ddv_ioport_request_len~0) (= |old(~ddv_ioport_request_start~0)| ~ddv_ioport_request_start~0)) (not (= ~number_timer_registered~0 0))) [2022-10-16 11:34:47,992 INFO L899 garLoopResultBuilder]: For program point release_regionEXIT(lines 3939 3949) no Hoare annotation was computed. [2022-10-16 11:34:47,992 INFO L899 garLoopResultBuilder]: For program point release_regionFINAL(lines 3939 3949) no Hoare annotation was computed. [2022-10-16 11:34:47,993 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_atomic_beginFINAL(line 4534) no Hoare annotation was computed. [2022-10-16 11:34:47,993 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_atomic_beginEXIT(line 4534) no Hoare annotation was computed. [2022-10-16 11:34:47,993 INFO L895 garLoopResultBuilder]: At program point spin_unlock_irqrestoreENTRY(lines 4216 4223) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~number_cdev_registered~0 0))) [2022-10-16 11:34:47,993 INFO L899 garLoopResultBuilder]: For program point L4218(lines 4218 4222) no Hoare annotation was computed. [2022-10-16 11:34:47,993 INFO L899 garLoopResultBuilder]: For program point spin_unlock_irqrestoreEXIT(lines 4216 4223) no Hoare annotation was computed. [2022-10-16 11:34:47,993 INFO L899 garLoopResultBuilder]: For program point spin_unlock_irqrestoreFINAL(lines 4216 4223) no Hoare annotation was computed. [2022-10-16 11:34:47,993 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_atomic_endEXIT(line 4535) no Hoare annotation was computed. [2022-10-16 11:34:47,993 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_atomic_endFINAL(line 4535) no Hoare annotation was computed. [2022-10-16 11:34:47,993 INFO L899 garLoopResultBuilder]: For program point del_timerEXIT(lines 4271 4274) no Hoare annotation was computed. [2022-10-16 11:34:47,994 INFO L895 garLoopResultBuilder]: At program point del_timerENTRY(lines 4271 4274) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~number_cdev_registered~0 0)) (not (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648))) (and (not (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (or (not (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296))) (not (<= (div ~ddv_ioport_request_start~0 4294967296) 0))))) [2022-10-16 11:34:47,994 INFO L899 garLoopResultBuilder]: For program point del_timerFINAL(lines 4271 4274) no Hoare annotation was computed. [2022-10-16 11:34:47,994 INFO L899 garLoopResultBuilder]: For program point spin_lock_irqsaveEXIT(lines 4171 4181) no Hoare annotation was computed. [2022-10-16 11:34:47,994 INFO L899 garLoopResultBuilder]: For program point spin_lock_irqsaveFINAL(lines 4171 4181) no Hoare annotation was computed. [2022-10-16 11:34:47,994 INFO L899 garLoopResultBuilder]: For program point L4173(lines 4173 4174) no Hoare annotation was computed. [2022-10-16 11:34:47,995 INFO L895 garLoopResultBuilder]: At program point spin_lock_irqsaveENTRY(lines 4171 4181) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~number_cdev_registered~0 0)) (not (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648))) (and (not (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (or (not (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296))) (not (<= (div ~ddv_ioport_request_start~0 4294967296) 0))))) [2022-10-16 11:34:47,995 INFO L899 garLoopResultBuilder]: For program point zf_get_controlFINAL(lines 1506 1509) no Hoare annotation was computed. [2022-10-16 11:34:47,995 INFO L902 garLoopResultBuilder]: At program point zf_get_controlENTRY(lines 1506 1509) the Hoare annotation is: true [2022-10-16 11:34:47,995 INFO L899 garLoopResultBuilder]: For program point zf_get_controlEXIT(lines 1506 1509) no Hoare annotation was computed. [2022-10-16 11:34:47,995 INFO L899 garLoopResultBuilder]: For program point L1508(line 1508) no Hoare annotation was computed. [2022-10-16 11:34:47,995 INFO L899 garLoopResultBuilder]: For program point request_regionFINAL(lines 3925 3937) no Hoare annotation was computed. [2022-10-16 11:34:47,995 INFO L895 garLoopResultBuilder]: At program point request_regionENTRY(lines 3925 3937) the Hoare annotation is: (or (not (= |old(~ddv_ioport_request_len~0)| 0)) (and (= |old(#length)| |#length|) (= ~ddv_ioport_request_len~0 0) (= ~ddv_ioport_request_start~0 0) (= |old(#valid)| |#valid|)) (not (= |old(~ddv_ioport_request_start~0)| 0)) (not (= ~number_cdev_registered~0 0)) (not (= ~jiffies~0 0)) (not (= ~number_timer_registered~0 0)) (not (= ~next_heartbeat~0 0))) [2022-10-16 11:34:47,996 INFO L899 garLoopResultBuilder]: For program point request_regionEXIT(lines 3925 3937) no Hoare annotation was computed. [2022-10-16 11:34:47,996 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2673) no Hoare annotation was computed. [2022-10-16 11:34:47,996 INFO L899 garLoopResultBuilder]: For program point L1786(lines 1786 1789) no Hoare annotation was computed. [2022-10-16 11:34:47,996 INFO L899 garLoopResultBuilder]: For program point L2843(line 2843) no Hoare annotation was computed. [2022-10-16 11:34:47,996 INFO L899 garLoopResultBuilder]: For program point L1786-2(lines 1786 1789) no Hoare annotation was computed. [2022-10-16 11:34:47,996 INFO L899 garLoopResultBuilder]: For program point L2777(line 2777) no Hoare annotation was computed. [2022-10-16 11:34:47,996 INFO L895 garLoopResultBuilder]: At program point L4363(line 4363) the Hoare annotation is: (and (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648)) (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) (<= (+ (* 65536 (div |ULTIMATE.start_ddv_~random~0#1| 65536)) 1) |ULTIMATE.start_ddv_~random~0#1|) (= ~jiffies~0 0) (or (not (= 3 |request_region_#in~len|)) (and (<= ~ddv_ioport_request_start~0 4294967295) (<= ~ddv_ioport_request_len~0 3))) (<= |ULTIMATE.start_init_kernel_~i~1#1| 1) (= ~next_heartbeat~0 0) (or (and (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296)) (<= (div ~ddv_ioport_request_start~0 4294967296) 0)) (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (= ~number_cdev_registered~0 0) |ULTIMATE.start_ddv_#t~switch301#1|) [2022-10-16 11:34:47,997 INFO L899 garLoopResultBuilder]: For program point L4363-1(line 4363) no Hoare annotation was computed. [2022-10-16 11:34:47,997 INFO L899 garLoopResultBuilder]: For program point L2778(lines 2778 2786) no Hoare annotation was computed. [2022-10-16 11:34:47,997 INFO L899 garLoopResultBuilder]: For program point L2811(line 2811) no Hoare annotation was computed. [2022-10-16 11:34:47,997 INFO L899 garLoopResultBuilder]: For program point L2679(lines 2679 2721) no Hoare annotation was computed. [2022-10-16 11:34:47,997 INFO L899 garLoopResultBuilder]: For program point L3505-1(line 3505) no Hoare annotation was computed. [2022-10-16 11:34:47,997 INFO L895 garLoopResultBuilder]: At program point L3505(line 3505) the Hoare annotation is: false [2022-10-16 11:34:47,997 INFO L899 garLoopResultBuilder]: For program point L2878(line 2878) no Hoare annotation was computed. [2022-10-16 11:34:47,997 INFO L902 garLoopResultBuilder]: At program point L1854(lines 1848 1855) the Hoare annotation is: true [2022-10-16 11:34:47,998 INFO L899 garLoopResultBuilder]: For program point L2812(lines 2812 2820) no Hoare annotation was computed. [2022-10-16 11:34:47,998 INFO L899 garLoopResultBuilder]: For program point L2713(line 2713) no Hoare annotation was computed. [2022-10-16 11:34:47,998 INFO L899 garLoopResultBuilder]: For program point L4365(lines 4365 4368) no Hoare annotation was computed. [2022-10-16 11:34:47,998 INFO L899 garLoopResultBuilder]: For program point L3110(lines 3110 3119) no Hoare annotation was computed. [2022-10-16 11:34:47,998 INFO L899 garLoopResultBuilder]: For program point L2846(line 2846) no Hoare annotation was computed. [2022-10-16 11:34:47,998 INFO L895 garLoopResultBuilder]: At program point L4498(line 4498) the Hoare annotation is: false [2022-10-16 11:34:47,998 INFO L895 garLoopResultBuilder]: At program point L3507(lines 3491 3509) the Hoare annotation is: (and (= ~ddv_ioport_request_len~0 0) (= ~ddv_ioport_request_start~0 0) (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) (= ~number_timer_registered~0 0) (= ~jiffies~0 0) (or (<= (+ |ULTIMATE.start_zf_init_~ret~3#1| 1) 0) (not (<= |ULTIMATE.start_zf_init_~ret~3#1| 0))) (<= |ULTIMATE.start_init_kernel_~i~1#1| 1) (= ~next_heartbeat~0 0) (= ~number_cdev_registered~0 0)) [2022-10-16 11:34:47,999 INFO L895 garLoopResultBuilder]: At program point L4366(line 4366) the Hoare annotation is: (and (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648)) (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) (<= (+ (* 65536 (div |ULTIMATE.start_ddv_~random~0#1| 65536)) 1) |ULTIMATE.start_ddv_~random~0#1|) (= ~jiffies~0 0) (or (not (= 3 |request_region_#in~len|)) (and (<= ~ddv_ioport_request_start~0 4294967295) (<= ~ddv_ioport_request_len~0 3))) (<= |ULTIMATE.start_init_kernel_~i~1#1| 1) (= ~next_heartbeat~0 0) (or (and (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296)) (<= (div ~ddv_ioport_request_start~0 4294967296) 0)) (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (= ~number_cdev_registered~0 0) |ULTIMATE.start_ddv_#t~switch301#1|) [2022-10-16 11:34:47,999 INFO L899 garLoopResultBuilder]: For program point L4366-1(line 4366) no Hoare annotation was computed. [2022-10-16 11:34:47,999 INFO L899 garLoopResultBuilder]: For program point L2847(lines 2847 2848) no Hoare annotation was computed. [2022-10-16 11:34:47,999 INFO L895 garLoopResultBuilder]: At program point L2748(lines 2748 2899) the Hoare annotation is: (and (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648)) (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) (<= (+ (* 65536 (div |ULTIMATE.start_ddv_~random~0#1| 65536)) 1) |ULTIMATE.start_ddv_~random~0#1|) (= ~jiffies~0 0) (or (not (= 3 |request_region_#in~len|)) (and (<= ~ddv_ioport_request_start~0 4294967295) (<= ~ddv_ioport_request_len~0 3))) (<= |ULTIMATE.start_init_kernel_~i~1#1| 1) (= ~next_heartbeat~0 0) (or (and (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296)) (<= (div ~ddv_ioport_request_start~0 4294967296) 0)) (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (= ~number_cdev_registered~0 0) |ULTIMATE.start_ddv_#t~switch301#1|) [2022-10-16 11:34:47,999 INFO L899 garLoopResultBuilder]: For program point L2847-2(lines 2847 2855) no Hoare annotation was computed. [2022-10-16 11:34:48,000 INFO L899 garLoopResultBuilder]: For program point L2881(line 2881) no Hoare annotation was computed. [2022-10-16 11:34:48,000 INFO L895 garLoopResultBuilder]: At program point L2782(lines 2782 2785) the Hoare annotation is: false [2022-10-16 11:34:48,000 INFO L899 garLoopResultBuilder]: For program point L2782-1(lines 2782 2785) no Hoare annotation was computed. [2022-10-16 11:34:48,000 INFO L899 garLoopResultBuilder]: For program point L2683-1(lines 2683 2720) no Hoare annotation was computed. [2022-10-16 11:34:48,000 INFO L895 garLoopResultBuilder]: At program point L2683-3(lines 2683 2720) the Hoare annotation is: (and (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648)) (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) (= ~jiffies~0 0) (or (not (= 3 |request_region_#in~len|)) (and (<= ~ddv_ioport_request_start~0 4294967295) (<= ~ddv_ioport_request_len~0 3))) (<= |ULTIMATE.start_init_kernel_~i~1#1| 1) (= ~next_heartbeat~0 0) (or (and (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296)) (<= (div ~ddv_ioport_request_start~0 4294967296) 0)) (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (= ~number_cdev_registered~0 0)) [2022-10-16 11:34:48,000 INFO L895 garLoopResultBuilder]: At program point L2816(lines 2816 2819) the Hoare annotation is: false [2022-10-16 11:34:48,000 INFO L899 garLoopResultBuilder]: For program point L2849-1(lines 2849 2850) no Hoare annotation was computed. [2022-10-16 11:34:48,001 INFO L895 garLoopResultBuilder]: At program point L2849(lines 2849 2850) the Hoare annotation is: false [2022-10-16 11:34:48,001 INFO L899 garLoopResultBuilder]: For program point L2816-1(lines 2816 2819) no Hoare annotation was computed. [2022-10-16 11:34:48,001 INFO L899 garLoopResultBuilder]: For program point L2717(line 2717) no Hoare annotation was computed. [2022-10-16 11:34:48,001 INFO L895 garLoopResultBuilder]: At program point L3114(line 3114) the Hoare annotation is: (and (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648)) (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) (<= (+ (* 65536 (div |ULTIMATE.start_ddv_~random~0#1| 65536)) 1) |ULTIMATE.start_ddv_~random~0#1|) (= ~jiffies~0 0) (or (not (= 3 |request_region_#in~len|)) (and (<= ~ddv_ioport_request_start~0 4294967295) (<= ~ddv_ioport_request_len~0 3))) (<= |ULTIMATE.start_init_kernel_~i~1#1| 1) (= ~next_heartbeat~0 0) (or (and (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296)) (<= (div ~ddv_ioport_request_start~0 4294967296) 0)) (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (= ~number_cdev_registered~0 0) |ULTIMATE.start_ddv_#t~switch301#1|) [2022-10-16 11:34:48,001 INFO L899 garLoopResultBuilder]: For program point L3114-1(line 3114) no Hoare annotation was computed. [2022-10-16 11:34:48,001 INFO L895 garLoopResultBuilder]: At program point L1793(line 1793) the Hoare annotation is: false [2022-10-16 11:34:48,002 INFO L895 garLoopResultBuilder]: At program point L1793-1(line 1793) the Hoare annotation is: false [2022-10-16 11:34:48,002 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2673) no Hoare annotation was computed. [2022-10-16 11:34:48,002 INFO L899 garLoopResultBuilder]: For program point L2884(line 2884) no Hoare annotation was computed. [2022-10-16 11:34:48,002 INFO L899 garLoopResultBuilder]: For program point L1794(line 1794) no Hoare annotation was computed. [2022-10-16 11:34:48,002 INFO L895 garLoopResultBuilder]: At program point L2686(lines 2686 2719) the Hoare annotation is: (and (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648)) (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) (= ~jiffies~0 0) (or (not (= 3 |request_region_#in~len|)) (and (<= ~ddv_ioport_request_start~0 4294967295) (<= ~ddv_ioport_request_len~0 3))) (<= |ULTIMATE.start_init_kernel_~i~1#1| 1) (= ~next_heartbeat~0 0) (or (and (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296)) (<= (div ~ddv_ioport_request_start~0 4294967296) 0)) (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (= ~number_cdev_registered~0 0) |ULTIMATE.start_ddv_#t~switch301#1|) [2022-10-16 11:34:48,002 INFO L899 garLoopResultBuilder]: For program point L3116(lines 3116 3118) no Hoare annotation was computed. [2022-10-16 11:34:48,003 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 4252) no Hoare annotation was computed. [2022-10-16 11:34:48,003 INFO L899 garLoopResultBuilder]: For program point L2852(lines 2852 2854) no Hoare annotation was computed. [2022-10-16 11:34:48,003 INFO L895 garLoopResultBuilder]: At program point L1828(lines 1775 1833) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) (= ~number_timer_registered~0 0) (or (<= (+ |ULTIMATE.start_zf_init_~ret~3#1| 1) 0) (not (<= |ULTIMATE.start_zf_init_~ret~3#1| 0))) (<= |ULTIMATE.start_init_kernel_~i~1#1| 1)) [2022-10-16 11:34:48,003 INFO L899 garLoopResultBuilder]: For program point L2687(line 2687) no Hoare annotation was computed. [2022-10-16 11:34:48,003 INFO L899 garLoopResultBuilder]: For program point L3117-1(line 3117) no Hoare annotation was computed. [2022-10-16 11:34:48,003 INFO L895 garLoopResultBuilder]: At program point L3117(line 3117) the Hoare annotation is: (and (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648)) (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) (<= (+ (* 65536 (div |ULTIMATE.start_ddv_~random~0#1| 65536)) 1) |ULTIMATE.start_ddv_~random~0#1|) (= ~jiffies~0 0) (or (not (= 3 |request_region_#in~len|)) (and (<= ~ddv_ioport_request_start~0 4294967295) (<= ~ddv_ioport_request_len~0 3))) (<= |ULTIMATE.start_init_kernel_~i~1#1| 1) (= ~next_heartbeat~0 0) (or (and (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296)) (<= (div ~ddv_ioport_request_start~0 4294967296) 0)) (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (= ~number_cdev_registered~0 0) |ULTIMATE.start_ddv_#t~switch301#1|) [2022-10-16 11:34:48,004 INFO L899 garLoopResultBuilder]: For program point L1830(line 1830) no Hoare annotation was computed. [2022-10-16 11:34:48,004 INFO L899 garLoopResultBuilder]: For program point L2887(line 2887) no Hoare annotation was computed. [2022-10-16 11:34:48,004 INFO L899 garLoopResultBuilder]: For program point L1797(lines 1797 1801) no Hoare annotation was computed. [2022-10-16 11:34:48,004 INFO L899 garLoopResultBuilder]: For program point L2788(line 2788) no Hoare annotation was computed. [2022-10-16 11:34:48,004 INFO L895 garLoopResultBuilder]: At program point L1500(line 1500) the Hoare annotation is: (and (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648)) (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) (= ~number_timer_registered~0 0) (= ~jiffies~0 0) (or (not (= 3 |request_region_#in~len|)) (and (<= ~ddv_ioport_request_start~0 4294967295) (<= ~ddv_ioport_request_len~0 3))) (<= |ULTIMATE.start_init_kernel_~i~1#1| 1) (= ~next_heartbeat~0 0) (or (and (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296)) (<= (div ~ddv_ioport_request_start~0 4294967296) 0)) (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (= ~number_cdev_registered~0 0)) [2022-10-16 11:34:48,005 INFO L895 garLoopResultBuilder]: At program point L1500-1(line 1500) the Hoare annotation is: (and (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648)) (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) (= ~number_timer_registered~0 0) (= ~jiffies~0 0) (or (not (= 3 |request_region_#in~len|)) (and (<= ~ddv_ioport_request_start~0 4294967295) (<= ~ddv_ioport_request_len~0 3))) (<= |ULTIMATE.start_init_kernel_~i~1#1| 1) (= ~next_heartbeat~0 0) (or (and (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296)) (<= (div ~ddv_ioport_request_start~0 4294967296) 0)) (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (= ~number_cdev_registered~0 0)) [2022-10-16 11:34:48,005 INFO L899 garLoopResultBuilder]: For program point L1500-2(lines 1498 1501) no Hoare annotation was computed. [2022-10-16 11:34:48,005 INFO L895 garLoopResultBuilder]: At program point L1831(lines 1775 1833) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) (= ~number_timer_registered~0 0) (or (<= (+ |ULTIMATE.start_zf_init_~ret~3#1| 1) 0) (not (<= |ULTIMATE.start_zf_init_~ret~3#1| 0))) (<= |ULTIMATE.start_init_kernel_~i~1#1| 1)) [2022-10-16 11:34:48,005 INFO L895 garLoopResultBuilder]: At program point L1798(lines 1798 1799) the Hoare annotation is: (and (= ~ddv_ioport_request_len~0 0) (= ~ddv_ioport_request_start~0 0) (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) (= ~number_timer_registered~0 0) (or (<= (+ |ULTIMATE.start_zf_init_~ret~3#1| 1) 0) (not (<= |ULTIMATE.start_zf_init_~ret~3#1| 0))) (<= |ULTIMATE.start_init_kernel_~i~1#1| 1)) [2022-10-16 11:34:48,005 INFO L899 garLoopResultBuilder]: For program point L1798-1(lines 1798 1799) no Hoare annotation was computed. [2022-10-16 11:34:48,006 INFO L895 garLoopResultBuilder]: At program point L1832(lines 1774 1833) the Hoare annotation is: (let ((.cse0 (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|)) (.cse1 (<= |ULTIMATE.start_init_kernel_~i~1#1| 1))) (or (and (or (<= 1 |ULTIMATE.start_zf_init_#res#1|) (<= (+ |ULTIMATE.start_zf_init_#res#1| 1) 0)) .cse0 (= ~number_timer_registered~0 0) (or (<= (+ |ULTIMATE.start_zf_init_~ret~3#1| 1) 0) (not (<= |ULTIMATE.start_zf_init_~ret~3#1| 0))) .cse1) (and (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648)) .cse0 (= ~jiffies~0 0) (or (not (= 3 |request_region_#in~len|)) (and (<= ~ddv_ioport_request_start~0 4294967295) (<= ~ddv_ioport_request_len~0 3))) .cse1 (= ~next_heartbeat~0 0) (or (and (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296)) (<= (div ~ddv_ioport_request_start~0 4294967296) 0)) (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (= ~number_cdev_registered~0 0)) (and (= 0 ~fixed_cdev_used~0) (= ~ddv_ioport_request_len~0 0) (<= (+ 19 |ULTIMATE.start_zf_init_#res#1|) 0) (= ~ddv_ioport_request_start~0 0) .cse0 .cse1))) [2022-10-16 11:34:48,006 INFO L899 garLoopResultBuilder]: For program point L2823(line 2823) no Hoare annotation was computed. [2022-10-16 11:34:48,006 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 3498) no Hoare annotation was computed. [2022-10-16 11:34:48,006 INFO L899 garLoopResultBuilder]: For program point L2890(line 2890) no Hoare annotation was computed. [2022-10-16 11:34:48,006 INFO L899 garLoopResultBuilder]: For program point L2857(line 2857) no Hoare annotation was computed. [2022-10-16 11:34:48,006 INFO L899 garLoopResultBuilder]: For program point L1767(lines 1767 1772) no Hoare annotation was computed. [2022-10-16 11:34:48,006 INFO L899 garLoopResultBuilder]: For program point L2791(line 2791) no Hoare annotation was computed. [2022-10-16 11:34:48,007 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 3498) no Hoare annotation was computed. [2022-10-16 11:34:48,007 INFO L899 garLoopResultBuilder]: For program point L4245(lines 4245 4254) no Hoare annotation was computed. [2022-10-16 11:34:48,007 INFO L899 garLoopResultBuilder]: For program point L2792(lines 2792 2800) no Hoare annotation was computed. [2022-10-16 11:34:48,007 INFO L899 garLoopResultBuilder]: For program point L2759(lines 2759 2761) no Hoare annotation was computed. [2022-10-16 11:34:48,007 INFO L899 garLoopResultBuilder]: For program point L2826(line 2826) no Hoare annotation was computed. [2022-10-16 11:34:48,007 INFO L899 garLoopResultBuilder]: For program point L4247(lines 4247 4253) no Hoare annotation was computed. [2022-10-16 11:34:48,007 INFO L899 garLoopResultBuilder]: For program point L2860(line 2860) no Hoare annotation was computed. [2022-10-16 11:34:48,007 INFO L899 garLoopResultBuilder]: For program point L2893(line 2893) no Hoare annotation was computed. [2022-10-16 11:34:48,008 INFO L895 garLoopResultBuilder]: At program point L1803(line 1803) the Hoare annotation is: (and (= ~ddv_ioport_request_len~0 0) (= ~ddv_ioport_request_start~0 0) (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) (= ~number_timer_registered~0 0) (= ~jiffies~0 0) (<= |ULTIMATE.start_init_kernel_~i~1#1| 1) (= ~next_heartbeat~0 0) (= ~number_cdev_registered~0 0)) [2022-10-16 11:34:48,008 INFO L899 garLoopResultBuilder]: For program point L1803-1(lines 1803 1808) no Hoare annotation was computed. [2022-10-16 11:34:48,008 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-10-16 11:34:48,008 INFO L895 garLoopResultBuilder]: At program point L1804(lines 1804 1805) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) (= ~number_timer_registered~0 0) (<= |ULTIMATE.start_init_kernel_~i~1#1| 1)) [2022-10-16 11:34:48,008 INFO L895 garLoopResultBuilder]: At program point L1771(line 1771) the Hoare annotation is: false [2022-10-16 11:34:48,008 INFO L899 garLoopResultBuilder]: For program point L1804-1(lines 1804 1805) no Hoare annotation was computed. [2022-10-16 11:34:48,008 INFO L899 garLoopResultBuilder]: For program point L1771-1(line 1771) no Hoare annotation was computed. [2022-10-16 11:34:48,009 INFO L899 garLoopResultBuilder]: For program point L2663(lines 2663 2677) no Hoare annotation was computed. [2022-10-16 11:34:48,009 INFO L895 garLoopResultBuilder]: At program point L1838(line 1838) the Hoare annotation is: (and (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648)) (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) (or (not (= 3 |request_region_#in~len|)) (and (<= ~ddv_ioport_request_start~0 4294967295) (<= ~ddv_ioport_request_len~0 3))) (<= |ULTIMATE.start_init_kernel_~i~1#1| 1) (or (and (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296)) (<= (div ~ddv_ioport_request_start~0 4294967296) 0)) (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535))) [2022-10-16 11:34:48,009 INFO L895 garLoopResultBuilder]: At program point L2796(lines 2796 2799) the Hoare annotation is: false [2022-10-16 11:34:48,009 INFO L902 garLoopResultBuilder]: At program point L1838-1(line 1838) the Hoare annotation is: true [2022-10-16 11:34:48,009 INFO L899 garLoopResultBuilder]: For program point L2829(line 2829) no Hoare annotation was computed. [2022-10-16 11:34:48,009 INFO L899 garLoopResultBuilder]: For program point L2796-1(lines 2796 2799) no Hoare annotation was computed. [2022-10-16 11:34:48,009 INFO L899 garLoopResultBuilder]: For program point L3094(lines 3094 3106) no Hoare annotation was computed. [2022-10-16 11:34:48,010 INFO L899 garLoopResultBuilder]: For program point L2896(line 2896) no Hoare annotation was computed. [2022-10-16 11:34:48,010 INFO L899 garLoopResultBuilder]: For program point L2863(line 2863) no Hoare annotation was computed. [2022-10-16 11:34:48,010 INFO L895 garLoopResultBuilder]: At program point L2764(line 2764) the Hoare annotation is: false [2022-10-16 11:34:48,010 INFO L899 garLoopResultBuilder]: For program point L2698(line 2698) no Hoare annotation was computed. [2022-10-16 11:34:48,010 INFO L899 garLoopResultBuilder]: For program point L2764-1(line 2764) no Hoare annotation was computed. [2022-10-16 11:34:48,010 INFO L899 garLoopResultBuilder]: For program point L3029(lines 3029 3041) no Hoare annotation was computed. [2022-10-16 11:34:48,010 INFO L899 garLoopResultBuilder]: For program point L1840(line 1840) no Hoare annotation was computed. [2022-10-16 11:34:48,010 INFO L899 garLoopResultBuilder]: For program point L4252-1(line 4252) no Hoare annotation was computed. [2022-10-16 11:34:48,011 INFO L899 garLoopResultBuilder]: For program point L4252(line 4252) no Hoare annotation was computed. [2022-10-16 11:34:48,011 INFO L899 garLoopResultBuilder]: For program point L2832(line 2832) no Hoare annotation was computed. [2022-10-16 11:34:48,011 INFO L895 garLoopResultBuilder]: At program point L2766(lines 2766 2898) the Hoare annotation is: false [2022-10-16 11:34:48,011 INFO L899 garLoopResultBuilder]: For program point L2733(lines 2733 2735) no Hoare annotation was computed. [2022-10-16 11:34:48,011 INFO L899 garLoopResultBuilder]: For program point L2667-1(line 2667) no Hoare annotation was computed. [2022-10-16 11:34:48,011 INFO L895 garLoopResultBuilder]: At program point L2667(line 2667) the Hoare annotation is: (and (= 0 ~fixed_cdev_used~0) (= ~ddv_ioport_request_len~0 0) (= ~ddv_ioport_request_start~0 0) (= ~number_timer_registered~0 0) (= ~jiffies~0 0) (= ~next_heartbeat~0 0) (= ~number_cdev_registered~0 0)) [2022-10-16 11:34:48,011 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-10-16 11:34:48,012 INFO L899 garLoopResultBuilder]: For program point L3097-1(line 3097) no Hoare annotation was computed. [2022-10-16 11:34:48,012 INFO L895 garLoopResultBuilder]: At program point L3097(line 3097) the Hoare annotation is: (and (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648)) (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) (<= (+ (* 65536 (div |ULTIMATE.start_ddv_~random~0#1| 65536)) 1) |ULTIMATE.start_ddv_~random~0#1|) (= ~jiffies~0 0) (or (not (= 3 |request_region_#in~len|)) (and (<= ~ddv_ioport_request_start~0 4294967295) (<= ~ddv_ioport_request_len~0 3))) (<= |ULTIMATE.start_init_kernel_~i~1#1| 1) (= ~next_heartbeat~0 0) (or (and (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296)) (<= (div ~ddv_ioport_request_start~0 4294967296) 0)) (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (= ~number_cdev_registered~0 0) |ULTIMATE.start_ddv_#t~switch301#1|) [2022-10-16 11:34:48,012 INFO L899 garLoopResultBuilder]: For program point L2866(line 2866) no Hoare annotation was computed. [2022-10-16 11:34:48,012 INFO L902 garLoopResultBuilder]: At program point L1842(line 1842) the Hoare annotation is: true [2022-10-16 11:34:48,012 INFO L899 garLoopResultBuilder]: For program point L1842-1(lines 1836 1843) no Hoare annotation was computed. [2022-10-16 11:34:48,012 INFO L899 garLoopResultBuilder]: For program point L2833(lines 2833 2834) no Hoare annotation was computed. [2022-10-16 11:34:48,012 INFO L899 garLoopResultBuilder]: For program point L2767(line 2767) no Hoare annotation was computed. [2022-10-16 11:34:48,013 INFO L899 garLoopResultBuilder]: For program point L2833-2(lines 2833 2841) no Hoare annotation was computed. [2022-10-16 11:34:48,013 INFO L899 garLoopResultBuilder]: For program point L2768(lines 2768 2775) no Hoare annotation was computed. [2022-10-16 11:34:48,013 INFO L899 garLoopResultBuilder]: For program point L2669-3(line 2669) no Hoare annotation was computed. [2022-10-16 11:34:48,013 INFO L899 garLoopResultBuilder]: For program point L2669-2(lines 2669 2671) no Hoare annotation was computed. [2022-10-16 11:34:48,013 INFO L895 garLoopResultBuilder]: At program point L2669-5(lines 2669 2671) the Hoare annotation is: (let ((.cse0 (= 0 ~fixed_cdev_used~0)) (.cse1 (= ~ddv_ioport_request_len~0 0)) (.cse2 (= ~ddv_ioport_request_start~0 0)) (.cse3 (= ~number_timer_registered~0 0)) (.cse4 (= ~jiffies~0 0)) (.cse5 (= ~next_heartbeat~0 0)) (.cse6 (= ~number_cdev_registered~0 0))) (or (and .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) .cse3 .cse4 .cse5 .cse6) (and .cse0 (= |ULTIMATE.start_init_kernel_~i~1#1| 0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6))) [2022-10-16 11:34:48,013 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 4252) no Hoare annotation was computed. [2022-10-16 11:34:48,013 INFO L899 garLoopResultBuilder]: For program point L2669-4(line 2669) no Hoare annotation was computed. [2022-10-16 11:34:48,014 INFO L899 garLoopResultBuilder]: For program point L2669-6(lines 2669 2671) no Hoare annotation was computed. [2022-10-16 11:34:48,014 INFO L899 garLoopResultBuilder]: For program point L3099(lines 3099 3100) no Hoare annotation was computed. [2022-10-16 11:34:48,014 INFO L899 garLoopResultBuilder]: For program point L3099-2(lines 3099 3105) no Hoare annotation was computed. [2022-10-16 11:34:48,014 INFO L899 garLoopResultBuilder]: For program point L1811(lines 1811 1815) no Hoare annotation was computed. [2022-10-16 11:34:48,014 INFO L899 garLoopResultBuilder]: For program point L2802(line 2802) no Hoare annotation was computed. [2022-10-16 11:34:48,014 INFO L899 garLoopResultBuilder]: For program point L2835-1(lines 2835 2836) no Hoare annotation was computed. [2022-10-16 11:34:48,014 INFO L895 garLoopResultBuilder]: At program point L1778(line 1778) the Hoare annotation is: (and (= 0 ~fixed_cdev_used~0) (= ~ddv_ioport_request_len~0 0) (= ~ddv_ioport_request_start~0 0) (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) (= ~number_timer_registered~0 0) (= ~jiffies~0 0) (<= |ULTIMATE.start_init_kernel_~i~1#1| 1) (= ~next_heartbeat~0 0) (= ~number_cdev_registered~0 0)) [2022-10-16 11:34:48,015 INFO L895 garLoopResultBuilder]: At program point L2835(lines 2835 2836) the Hoare annotation is: false [2022-10-16 11:34:48,015 INFO L899 garLoopResultBuilder]: For program point L1778-1(line 1778) no Hoare annotation was computed. [2022-10-16 11:34:48,015 INFO L899 garLoopResultBuilder]: For program point L2703(line 2703) no Hoare annotation was computed. [2022-10-16 11:34:48,015 INFO L899 garLoopResultBuilder]: For program point L3496(lines 3496 3508) no Hoare annotation was computed. [2022-10-16 11:34:48,015 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2669) no Hoare annotation was computed. [2022-10-16 11:34:48,015 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-10-16 11:34:48,015 INFO L895 garLoopResultBuilder]: At program point L1812(lines 1812 1813) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) (= ~number_timer_registered~0 0) (or (<= (+ |ULTIMATE.start_zf_init_~ret~3#1| 1) 0) (not (<= |ULTIMATE.start_zf_init_~ret~3#1| 0))) (<= |ULTIMATE.start_init_kernel_~i~1#1| 1)) [2022-10-16 11:34:48,015 INFO L899 garLoopResultBuilder]: For program point L2869(line 2869) no Hoare annotation was computed. [2022-10-16 11:34:48,016 INFO L899 garLoopResultBuilder]: For program point L1812-1(lines 1812 1813) no Hoare annotation was computed. [2022-10-16 11:34:48,016 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2669) no Hoare annotation was computed. [2022-10-16 11:34:48,016 INFO L899 garLoopResultBuilder]: For program point L3035-1(line 3035) no Hoare annotation was computed. [2022-10-16 11:34:48,016 INFO L895 garLoopResultBuilder]: At program point L3035(line 3035) the Hoare annotation is: (and (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648)) (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) (<= (+ (* 65536 (div |ULTIMATE.start_ddv_~random~0#1| 65536)) 1) |ULTIMATE.start_ddv_~random~0#1|) (= ~jiffies~0 0) (or (not (= 3 |request_region_#in~len|)) (and (<= ~ddv_ioport_request_start~0 4294967295) (<= ~ddv_ioport_request_len~0 3))) (<= |ULTIMATE.start_init_kernel_~i~1#1| 1) (= ~next_heartbeat~0 0) (or (and (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296)) (<= (div ~ddv_ioport_request_start~0 4294967296) 0)) (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (= ~number_cdev_registered~0 0) |ULTIMATE.start_ddv_#t~switch301#1|) [2022-10-16 11:34:48,016 INFO L895 garLoopResultBuilder]: At program point L1780(line 1780) the Hoare annotation is: (and (= 0 ~fixed_cdev_used~0) (= ~ddv_ioport_request_len~0 0) (= ~ddv_ioport_request_start~0 0) (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) (= ~number_timer_registered~0 0) (= ~jiffies~0 0) (<= |ULTIMATE.start_init_kernel_~i~1#1| 1) (= ~next_heartbeat~0 0) (= ~number_cdev_registered~0 0)) [2022-10-16 11:34:48,016 INFO L899 garLoopResultBuilder]: For program point L1780-1(line 1780) no Hoare annotation was computed. [2022-10-16 11:34:48,017 INFO L899 garLoopResultBuilder]: For program point L3498(line 3498) no Hoare annotation was computed. [2022-10-16 11:34:48,017 INFO L899 garLoopResultBuilder]: For program point L3498-1(line 3498) no Hoare annotation was computed. [2022-10-16 11:34:48,017 INFO L895 garLoopResultBuilder]: At program point L3102(line 3102) the Hoare annotation is: (and (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648)) (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) (<= (+ (* 65536 (div |ULTIMATE.start_ddv_~random~0#1| 65536)) 1) |ULTIMATE.start_ddv_~random~0#1|) (= ~jiffies~0 0) (or (not (= 3 |request_region_#in~len|)) (and (<= ~ddv_ioport_request_start~0 4294967295) (<= ~ddv_ioport_request_len~0 3))) (<= |ULTIMATE.start_init_kernel_~i~1#1| 1) (= ~next_heartbeat~0 0) (or (and (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296)) (<= (div ~ddv_ioport_request_start~0 4294967296) 0)) (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (= ~number_cdev_registered~0 0) |ULTIMATE.start_ddv_#t~switch301#1|) [2022-10-16 11:34:48,017 INFO L899 garLoopResultBuilder]: For program point L3102-1(line 3102) no Hoare annotation was computed. [2022-10-16 11:34:48,017 INFO L899 garLoopResultBuilder]: For program point L2838(lines 2838 2840) no Hoare annotation was computed. [2022-10-16 11:34:48,017 INFO L895 garLoopResultBuilder]: At program point L1814(lines 1775 1833) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) (= ~number_timer_registered~0 0) (or (<= (+ |ULTIMATE.start_zf_init_~ret~3#1| 1) 0) (not (<= |ULTIMATE.start_zf_init_~ret~3#1| 0))) (<= |ULTIMATE.start_init_kernel_~i~1#1| 1)) [2022-10-16 11:34:48,017 INFO L899 garLoopResultBuilder]: For program point L1781(lines 1781 1784) no Hoare annotation was computed. [2022-10-16 11:34:48,018 INFO L899 garLoopResultBuilder]: For program point L2805(line 2805) no Hoare annotation was computed. [2022-10-16 11:34:48,018 INFO L899 garLoopResultBuilder]: For program point L2673-3(line 2673) no Hoare annotation was computed. [2022-10-16 11:34:48,018 INFO L899 garLoopResultBuilder]: For program point L2673-2(lines 2673 2676) no Hoare annotation was computed. [2022-10-16 11:34:48,018 INFO L895 garLoopResultBuilder]: At program point L2673-5(lines 2673 2676) the Hoare annotation is: (let ((.cse0 (= 0 ~fixed_cdev_used~0)) (.cse1 (= ~ddv_ioport_request_len~0 0)) (.cse2 (= ~ddv_ioport_request_start~0 0)) (.cse3 (= ~number_timer_registered~0 0)) (.cse4 (= ~jiffies~0 0)) (.cse5 (= ~next_heartbeat~0 0)) (.cse6 (= ~number_cdev_registered~0 0))) (or (and .cse0 (= |ULTIMATE.start_init_kernel_~i~1#1| 0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) .cse3 .cse4 (<= |ULTIMATE.start_init_kernel_~i~1#1| 1) .cse5 .cse6))) [2022-10-16 11:34:48,018 INFO L895 garLoopResultBuilder]: At program point L4523(line 4523) the Hoare annotation is: (and (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648)) (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) (= ~number_timer_registered~0 0) (= ~jiffies~0 0) (or (not (= 3 |request_region_#in~len|)) (and (<= ~ddv_ioport_request_start~0 4294967295) (<= ~ddv_ioport_request_len~0 3))) (<= |ULTIMATE.start_init_kernel_~i~1#1| 1) (= ~next_heartbeat~0 0) (or (and (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296)) (<= (div ~ddv_ioport_request_start~0 4294967296) 0)) (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (= ~number_cdev_registered~0 0)) [2022-10-16 11:34:48,018 INFO L899 garLoopResultBuilder]: For program point L2673-4(line 2673) no Hoare annotation was computed. [2022-10-16 11:34:48,019 INFO L899 garLoopResultBuilder]: For program point L3037(lines 3037 3040) no Hoare annotation was computed. [2022-10-16 11:34:48,019 INFO L899 garLoopResultBuilder]: For program point L3037-2(lines 3037 3040) no Hoare annotation was computed. [2022-10-16 11:34:48,019 INFO L899 garLoopResultBuilder]: For program point L2872(line 2872) no Hoare annotation was computed. [2022-10-16 11:34:48,019 INFO L895 garLoopResultBuilder]: At program point L1782(line 1782) the Hoare annotation is: (and (= 0 ~fixed_cdev_used~0) (= ~ddv_ioport_request_len~0 0) (= ~ddv_ioport_request_start~0 0) (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) (<= |ULTIMATE.start_init_kernel_~i~1#1| 1)) [2022-10-16 11:34:48,019 INFO L899 garLoopResultBuilder]: For program point L1782-1(line 1782) no Hoare annotation was computed. [2022-10-16 11:34:48,019 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-10-16 11:34:48,020 INFO L895 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: (let ((.cse0 (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|)) (.cse1 (<= |ULTIMATE.start_init_kernel_~i~1#1| 1))) (or (and (= 0 ~fixed_cdev_used~0) (= ~ddv_ioport_request_len~0 0) (<= (+ 19 |ULTIMATE.start_zf_init_#res#1|) 0) (= ~ddv_ioport_request_start~0 0) .cse0 .cse1 (<= (+ |ULTIMATE.start_##fun~~TO~int_#res#1| 19) 0)) (and (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648)) .cse0 (= ~jiffies~0 0) (or (not (= 3 |request_region_#in~len|)) (and (<= ~ddv_ioport_request_start~0 4294967295) (<= ~ddv_ioport_request_len~0 3))) .cse1 (= ~next_heartbeat~0 0) (or (and (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296)) (<= (div ~ddv_ioport_request_start~0 4294967296) 0)) (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (= ~number_cdev_registered~0 0)) (and (or (<= 1 |ULTIMATE.start_zf_init_#res#1|) (<= (+ |ULTIMATE.start_zf_init_#res#1| 1) 0)) .cse0 (= ~number_timer_registered~0 0) (or (<= 1 |ULTIMATE.start_##fun~~TO~int_#res#1|) (<= (+ |ULTIMATE.start_##fun~~TO~int_#res#1| 1) 0)) (or (<= (+ |ULTIMATE.start_zf_init_~ret~3#1| 1) 0) (not (<= |ULTIMATE.start_zf_init_~ret~3#1| 0))) .cse1))) [2022-10-16 11:34:48,020 INFO L895 garLoopResultBuilder]: At program point L-1-2(line -1) the Hoare annotation is: false [2022-10-16 11:34:48,020 INFO L899 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2022-10-16 11:34:48,020 INFO L902 garLoopResultBuilder]: At program point L-1-4(line -1) the Hoare annotation is: true [2022-10-16 11:34:48,020 INFO L899 garLoopResultBuilder]: For program point L2708(line 2708) no Hoare annotation was computed. [2022-10-16 11:34:48,020 INFO L902 garLoopResultBuilder]: At program point L4525(line 4525) the Hoare annotation is: true [2022-10-16 11:34:48,020 INFO L899 garLoopResultBuilder]: For program point L4360(lines 4360 4369) no Hoare annotation was computed. [2022-10-16 11:34:48,020 INFO L899 garLoopResultBuilder]: For program point L2808(line 2808) no Hoare annotation was computed. [2022-10-16 11:34:48,021 INFO L902 garLoopResultBuilder]: At program point L2742(lines 2723 2743) the Hoare annotation is: true [2022-10-16 11:34:48,021 INFO L895 garLoopResultBuilder]: At program point L1818(line 1818) the Hoare annotation is: (and (<= 0 (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0 2147483648)) (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) (= ~number_timer_registered~0 0) (= ~jiffies~0 0) (or (not (= 3 |request_region_#in~len|)) (and (<= ~ddv_ioport_request_start~0 4294967295) (<= ~ddv_ioport_request_len~0 3))) (<= |ULTIMATE.start_init_kernel_~i~1#1| 1) (= ~next_heartbeat~0 0) (or (and (<= 0 (div (+ (* (- 1) ~ddv_ioport_request_len~0) 3) 4294967296)) (<= (div ~ddv_ioport_request_start~0 4294967296) 0)) (<= (+ ~ddv_ioport_request_len~0 ~ddv_ioport_request_start~0) 535)) (= ~number_cdev_registered~0 0)) [2022-10-16 11:34:48,021 INFO L899 garLoopResultBuilder]: For program point L2875(line 2875) no Hoare annotation was computed. [2022-10-16 11:34:48,021 INFO L899 garLoopResultBuilder]: For program point L1818-1(line 1818) no Hoare annotation was computed. [2022-10-16 11:34:48,021 INFO L902 garLoopResultBuilder]: At program point L3262(lines 3257 3263) the Hoare annotation is: true [2022-10-16 11:34:48,021 INFO L899 garLoopResultBuilder]: For program point L3260(line 3260) no Hoare annotation was computed. [2022-10-16 11:34:48,021 INFO L902 garLoopResultBuilder]: At program point L1687(lines 1665 1688) the Hoare annotation is: true [2022-10-16 11:34:48,022 INFO L899 garLoopResultBuilder]: For program point L1683(line 1683) no Hoare annotation was computed. [2022-10-16 11:34:48,022 INFO L902 garLoopResultBuilder]: At program point ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~intENTRY(line -1) the Hoare annotation is: true [2022-10-16 11:34:48,022 INFO L899 garLoopResultBuilder]: For program point L1679(line 1679) no Hoare annotation was computed. [2022-10-16 11:34:48,022 INFO L899 garLoopResultBuilder]: For program point L1671(line 1671) no Hoare annotation was computed. [2022-10-16 11:34:48,022 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2022-10-16 11:34:48,022 INFO L902 garLoopResultBuilder]: At program point L3267(lines 3267 3268) the Hoare annotation is: true [2022-10-16 11:34:48,022 INFO L902 garLoopResultBuilder]: At program point L3259(lines 3259 3260) the Hoare annotation is: true [2022-10-16 11:34:48,022 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2022-10-16 11:34:48,023 INFO L902 garLoopResultBuilder]: At program point L1680(line 1680) the Hoare annotation is: true [2022-10-16 11:34:48,023 INFO L899 garLoopResultBuilder]: For program point L1676(line 1676) no Hoare annotation was computed. [2022-10-16 11:34:48,023 INFO L899 garLoopResultBuilder]: For program point L1672(lines 1672 1673) no Hoare annotation was computed. [2022-10-16 11:34:48,023 INFO L902 garLoopResultBuilder]: At program point L3270(lines 3265 3271) the Hoare annotation is: true [2022-10-16 11:34:48,023 INFO L902 garLoopResultBuilder]: At program point L1670(lines 1670 1685) the Hoare annotation is: true [2022-10-16 11:34:48,023 INFO L899 garLoopResultBuilder]: For program point L3268(line 3268) no Hoare annotation was computed. [2022-10-16 11:34:48,023 INFO L899 garLoopResultBuilder]: For program point cdev_addFINAL(lines 3846 3869) no Hoare annotation was computed. [2022-10-16 11:34:48,023 INFO L899 garLoopResultBuilder]: For program point cdev_addErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 3862) no Hoare annotation was computed. [2022-10-16 11:34:48,024 INFO L902 garLoopResultBuilder]: At program point cdev_addENTRY(lines 3846 3869) the Hoare annotation is: true [2022-10-16 11:34:48,024 INFO L899 garLoopResultBuilder]: For program point L3862(line 3862) no Hoare annotation was computed. [2022-10-16 11:34:48,024 INFO L899 garLoopResultBuilder]: For program point L3862-1(line 3862) no Hoare annotation was computed. [2022-10-16 11:34:48,024 INFO L899 garLoopResultBuilder]: For program point cdev_addEXIT(lines 3846 3869) no Hoare annotation was computed. [2022-10-16 11:34:48,024 INFO L899 garLoopResultBuilder]: For program point L3854(lines 3854 3866) no Hoare annotation was computed. [2022-10-16 11:34:48,024 INFO L899 garLoopResultBuilder]: For program point L3855(lines 3855 3865) no Hoare annotation was computed. [2022-10-16 11:34:48,024 INFO L902 garLoopResultBuilder]: At program point L3852(line 3852) the Hoare annotation is: true [2022-10-16 11:34:48,024 INFO L899 garLoopResultBuilder]: For program point L3852-1(lines 3847 3869) no Hoare annotation was computed. [2022-10-16 11:34:48,025 INFO L899 garLoopResultBuilder]: For program point cdev_addErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 3862) no Hoare annotation was computed. [2022-10-16 11:34:48,025 INFO L902 garLoopResultBuilder]: At program point ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~intENTRY(line -1) the Hoare annotation is: true [2022-10-16 11:34:48,025 INFO L902 garLoopResultBuilder]: At program point L1662(lines 1622 1663) the Hoare annotation is: true [2022-10-16 11:34:48,025 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~intFINAL(line -1) no Hoare annotation was computed. [2022-10-16 11:34:48,025 INFO L902 garLoopResultBuilder]: At program point L3246(lines 3241 3247) the Hoare annotation is: true [2022-10-16 11:34:48,025 INFO L899 garLoopResultBuilder]: For program point L1646(lines 1646 1649) no Hoare annotation was computed. [2022-10-16 11:34:48,025 INFO L899 garLoopResultBuilder]: For program point L3244(line 3244) no Hoare annotation was computed. [2022-10-16 11:34:48,025 INFO L899 garLoopResultBuilder]: For program point L1644(lines 1644 1645) no Hoare annotation was computed. [2022-10-16 11:34:48,026 INFO L899 garLoopResultBuilder]: For program point L1642-2(lines 1642 1650) no Hoare annotation was computed. [2022-10-16 11:34:48,026 INFO L902 garLoopResultBuilder]: At program point L1642-3(lines 1642 1650) the Hoare annotation is: true [2022-10-16 11:34:48,026 INFO L899 garLoopResultBuilder]: For program point L1632(lines 1632 1651) no Hoare annotation was computed. [2022-10-16 11:34:48,026 INFO L899 garLoopResultBuilder]: For program point L1632-1(lines 1632 1651) no Hoare annotation was computed. [2022-10-16 11:34:48,026 INFO L899 garLoopResultBuilder]: For program point L1626(lines 1626 1660) no Hoare annotation was computed. [2022-10-16 11:34:48,026 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~intEXIT(line -1) no Hoare annotation was computed. [2022-10-16 11:34:48,026 INFO L899 garLoopResultBuilder]: For program point L1626-2(lines 1626 1660) no Hoare annotation was computed. [2022-10-16 11:34:48,027 INFO L902 garLoopResultBuilder]: At program point L3243(lines 3243 3244) the Hoare annotation is: true [2022-10-16 11:34:48,027 INFO L902 garLoopResultBuilder]: At program point L1513(line 1513) the Hoare annotation is: true [2022-10-16 11:34:48,027 INFO L902 garLoopResultBuilder]: At program point L1513-1(line 1513) the Hoare annotation is: true [2022-10-16 11:34:48,027 INFO L899 garLoopResultBuilder]: For program point zf_set_controlEXIT(lines 1511 1514) no Hoare annotation was computed. [2022-10-16 11:34:48,027 INFO L902 garLoopResultBuilder]: At program point zf_set_controlENTRY(lines 1511 1514) the Hoare annotation is: true [2022-10-16 11:34:48,027 INFO L899 garLoopResultBuilder]: For program point zf_set_controlFINAL(lines 1511 1514) no Hoare annotation was computed. [2022-10-16 11:34:48,032 INFO L444 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 11:34:48,034 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-16 11:34:48,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 11:34:48 BoogieIcfgContainer [2022-10-16 11:34:48,092 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-16 11:34:48,094 INFO L158 Benchmark]: Toolchain (without parser) took 71517.87ms. Allocated memory was 151.0MB in the beginning and 690.0MB in the end (delta: 539.0MB). Free memory was 121.2MB in the beginning and 319.5MB in the end (delta: -198.2MB). Peak memory consumption was 418.1MB. Max. memory is 8.0GB. [2022-10-16 11:34:48,094 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 151.0MB. Free memory was 122.5MB in the beginning and 122.5MB in the end (delta: 77.7kB). There was no memory consumed. Max. memory is 8.0GB. [2022-10-16 11:34:48,094 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2491.09ms. Allocated memory is still 151.0MB. Free memory was 121.1MB in the beginning and 59.6MB in the end (delta: 61.5MB). Peak memory consumption was 61.2MB. Max. memory is 8.0GB. [2022-10-16 11:34:48,095 INFO L158 Benchmark]: Boogie Procedure Inliner took 204.69ms. Allocated memory is still 151.0MB. Free memory was 59.6MB in the beginning and 50.7MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2022-10-16 11:34:48,095 INFO L158 Benchmark]: Boogie Preprocessor took 195.39ms. Allocated memory is still 151.0MB. Free memory was 50.7MB in the beginning and 122.2MB in the end (delta: -71.5MB). Peak memory consumption was 10.3MB. Max. memory is 8.0GB. [2022-10-16 11:34:48,096 INFO L158 Benchmark]: RCFGBuilder took 3170.25ms. Allocated memory was 151.0MB in the beginning and 190.8MB in the end (delta: 39.8MB). Free memory was 122.2MB in the beginning and 103.4MB in the end (delta: 18.8MB). Peak memory consumption was 114.7MB. Max. memory is 8.0GB. [2022-10-16 11:34:48,096 INFO L158 Benchmark]: TraceAbstraction took 65439.55ms. Allocated memory was 190.8MB in the beginning and 690.0MB in the end (delta: 499.1MB). Free memory was 102.4MB in the beginning and 319.5MB in the end (delta: -217.1MB). Peak memory consumption was 358.8MB. Max. memory is 8.0GB. [2022-10-16 11:34:48,102 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 151.0MB. Free memory was 122.5MB in the beginning and 122.5MB in the end (delta: 77.7kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 2491.09ms. Allocated memory is still 151.0MB. Free memory was 121.1MB in the beginning and 59.6MB in the end (delta: 61.5MB). Peak memory consumption was 61.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 204.69ms. Allocated memory is still 151.0MB. Free memory was 59.6MB in the beginning and 50.7MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * Boogie Preprocessor took 195.39ms. Allocated memory is still 151.0MB. Free memory was 50.7MB in the beginning and 122.2MB in the end (delta: -71.5MB). Peak memory consumption was 10.3MB. Max. memory is 8.0GB. * RCFGBuilder took 3170.25ms. Allocated memory was 151.0MB in the beginning and 190.8MB in the end (delta: 39.8MB). Free memory was 122.2MB in the beginning and 103.4MB in the end (delta: 18.8MB). Peak memory consumption was 114.7MB. Max. memory is 8.0GB. * TraceAbstraction took 65439.55ms. Allocated memory was 190.8MB in the beginning and 690.0MB in the end (delta: 499.1MB). Free memory was 102.4MB in the beginning and 319.5MB in the end (delta: -217.1MB). Peak memory consumption was 358.8MB. Max. memory is 8.0GB. * 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: 1596]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1596]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 3963]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 3963]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4517]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4517]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4508]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4508]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 2669]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 2669]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 2673]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 2673]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 3498]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 3498]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4252]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4252]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 3862]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 3862]: 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 29 procedures, 394 locations, 18 error locations. Started 1 CEGAR loops. OverallTime: 65.3s, OverallIterations: 20, TraceHistogramMax: 10, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 34.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9776 SdHoareTripleChecker+Valid, 29.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9302 mSDsluCounter, 30265 SdHoareTripleChecker+Invalid, 26.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20835 mSDsCounter, 4815 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13666 IncrementalHoareTripleChecker+Invalid, 18481 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4815 mSolverCounterUnsat, 9430 mSDtfsCounter, 13666 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 865 GetRequests, 649 SyntacticMatches, 11 SemanticMatches, 205 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 647 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1387occurred in iteration=12, InterpolantAutomatonStates: 174, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 20 MinimizatonAttempts, 1498 StatesRemovedByMinimization, 19 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 134 LocationsWithAnnotation, 3972 PreInvPairs, 4244 NumberOfFragments, 2621 HoareAnnotationTreeSize, 3972 FomulaSimplifications, 24 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 134 FomulaSimplificationsInter, 13867 FormulaSimplificationTreeSizeReductionInter, 4.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 8.9s SatisfiabilityAnalysisTime, 12.0s InterpolantComputationTime, 2253 NumberOfCodeBlocks, 2253 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 2366 ConstructedInterpolants, 0 QuantifiedInterpolants, 6395 SizeOfPredicates, 13 NumberOfNonLiveVariables, 3503 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 27 InterpolantComputations, 17 PerfectInterpolantSequences, 2815/3126 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 18 specifications checked. All of them hold - InvariantResult [Line: 1774]: Loop Invariant Derived loop invariant: ((((((1 <= \result || \result + 1 <= 0) && 1 <= i) && number_timer_registered == 0) && (ret + 1 <= 0 || !(ret <= 0))) && i <= 1) || (((((((0 <= ddv_ioport_request_len + ddv_ioport_request_start + 2147483648 && 1 <= i) && jiffies == 0) && (!(3 == \old(len)) || (ddv_ioport_request_start <= 4294967295 && ddv_ioport_request_len <= 3))) && i <= 1) && next_heartbeat == 0) && ((0 <= (-1 * ddv_ioport_request_len + 3) / 4294967296 && ddv_ioport_request_start / 4294967296 <= 0) || ddv_ioport_request_len + ddv_ioport_request_start <= 535)) && number_cdev_registered == 0)) || (((((0 == fixed_cdev_used && ddv_ioport_request_len == 0) && 19 + \result <= 0) && ddv_ioport_request_start == 0) && 1 <= i) && i <= 1) - InvariantResult [Line: 1775]: Loop Invariant Derived loop invariant: ((1 <= i && number_timer_registered == 0) && (ret + 1 <= 0 || !(ret <= 0))) && i <= 1 - InvariantResult [Line: 4504]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: ((((((538 <= port && port <= 538) || !(number_cdev_registered == 0)) || !(jiffies == 0)) || !(0 <= ddv_ioport_request_len + ddv_ioport_request_start + 2147483648)) || (!(ddv_ioport_request_len + ddv_ioport_request_start <= 535) && (!(0 <= (-1 * ddv_ioport_request_len + 3) / 4294967296) || !(ddv_ioport_request_start / 4294967296 <= 0)))) || !(next_heartbeat == 0)) && ((((((!(ddv_ioport_request_len == 0) || !(number_cdev_registered == 0)) || !(0 == fixed_cdev_used)) || !(jiffies == 0)) || !(ddv_ioport_request_start == 0)) || !(number_timer_registered == 0)) || !(next_heartbeat == 0)) - InvariantResult [Line: 1708]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1775]: Loop Invariant Derived loop invariant: ((1 <= i && number_timer_registered == 0) && (ret + 1 <= 0 || !(ret <= 0))) && i <= 1 - InvariantResult [Line: 3960]: Loop Invariant Derived loop invariant: ((((((538 <= port && port <= 538) || !(number_cdev_registered == 0)) || !(jiffies == 0)) || !(0 <= ddv_ioport_request_len + ddv_ioport_request_start + 2147483648)) || (!(ddv_ioport_request_len + ddv_ioport_request_start <= 535) && (!(0 <= (-1 * ddv_ioport_request_len + 3) / 4294967296) || !(ddv_ioport_request_start / 4294967296 <= 0)))) || !(next_heartbeat == 0)) && ((((((!(ddv_ioport_request_len == 0) || !(number_cdev_registered == 0)) || !(0 == fixed_cdev_used)) || !(jiffies == 0)) || !(ddv_ioport_request_start == 0)) || !(number_timer_registered == 0)) || !(next_heartbeat == 0)) - InvariantResult [Line: 3257]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1522]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2673]: Loop Invariant Derived loop invariant: (((((((0 == fixed_cdev_used && i == 0) && ddv_ioport_request_len == 0) && ddv_ioport_request_start == 0) && number_timer_registered == 0) && jiffies == 0) && next_heartbeat == 0) && number_cdev_registered == 0) || ((((((((0 == fixed_cdev_used && ddv_ioport_request_len == 0) && ddv_ioport_request_start == 0) && 1 <= i) && number_timer_registered == 0) && jiffies == 0) && i <= 1) && next_heartbeat == 0) && number_cdev_registered == 0) - InvariantResult [Line: 3491]: Loop Invariant Derived loop invariant: (((((((ddv_ioport_request_len == 0 && ddv_ioport_request_start == 0) && 1 <= i) && number_timer_registered == 0) && jiffies == 0) && (ret + 1 <= 0 || !(ret <= 0))) && i <= 1) && next_heartbeat == 0) && number_cdev_registered == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1642]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1622]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2683]: Loop Invariant Derived loop invariant: ((((((0 <= ddv_ioport_request_len + ddv_ioport_request_start + 2147483648 && 1 <= i) && jiffies == 0) && (!(3 == \old(len)) || (ddv_ioport_request_start <= 4294967295 && ddv_ioport_request_len <= 3))) && i <= 1) && next_heartbeat == 0) && ((0 <= (-1 * ddv_ioport_request_len + 3) / 4294967296 && ddv_ioport_request_start / 4294967296 <= 0) || ddv_ioport_request_len + ddv_ioport_request_start <= 535)) && number_cdev_registered == 0 - InvariantResult [Line: 2748]: Loop Invariant Derived loop invariant: ((((((((0 <= ddv_ioport_request_len + ddv_ioport_request_start + 2147483648 && 1 <= i) && 65536 * (random / 65536) + 1 <= random) && jiffies == 0) && (!(3 == \old(len)) || (ddv_ioport_request_start <= 4294967295 && ddv_ioport_request_len <= 3))) && i <= 1) && next_heartbeat == 0) && ((0 <= (-1 * ddv_ioport_request_len + 3) / 4294967296 && ddv_ioport_request_start / 4294967296 <= 0) || ddv_ioport_request_len + ddv_ioport_request_start <= 535)) && number_cdev_registered == 0) && aux-switch (random) { case 1: current_execution_context = 1; call_cdev_functions(); break; case 2: current_execution_context = 2; call_timer_functions(); break; case 3: current_execution_context = 2; call_interrupt_handler(); break; case 4: current_execution_context = 1; call_shared_workqueue_functions(); break; case 5: current_execution_context = 2; call_tasklet_functions(); break; default: break; }-aux - InvariantResult [Line: 1848]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1690]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2669]: Loop Invariant Derived loop invariant: (((((((0 == fixed_cdev_used && ddv_ioport_request_len == 0) && ddv_ioport_request_start == 0) && 1 <= i) && number_timer_registered == 0) && jiffies == 0) && next_heartbeat == 0) && number_cdev_registered == 0) || (((((((0 == fixed_cdev_used && i == 0) && ddv_ioport_request_len == 0) && ddv_ioport_request_start == 0) && number_timer_registered == 0) && jiffies == 0) && next_heartbeat == 0) && number_cdev_registered == 0) - InvariantResult [Line: 4523]: Loop Invariant Derived loop invariant: (((((((0 <= ddv_ioport_request_len + ddv_ioport_request_start + 2147483648 && 1 <= i) && number_timer_registered == 0) && jiffies == 0) && (!(3 == \old(len)) || (ddv_ioport_request_start <= 4294967295 && ddv_ioport_request_len <= 3))) && i <= 1) && next_heartbeat == 0) && ((0 <= (-1 * ddv_ioport_request_len + 3) / 4294967296 && ddv_ioport_request_start / 4294967296 <= 0) || ddv_ioport_request_len + ddv_ioport_request_start <= 535)) && number_cdev_registered == 0 - InvariantResult [Line: 2686]: Loop Invariant Derived loop invariant: (((((((0 <= ddv_ioport_request_len + ddv_ioport_request_start + 2147483648 && 1 <= i) && jiffies == 0) && (!(3 == \old(len)) || (ddv_ioport_request_start <= 4294967295 && ddv_ioport_request_len <= 3))) && i <= 1) && next_heartbeat == 0) && ((0 <= (-1 * ddv_ioport_request_len + 3) / 4294967296 && ddv_ioport_request_start / 4294967296 <= 0) || ddv_ioport_request_len + ddv_ioport_request_start <= 535)) && number_cdev_registered == 0) && aux-switch (random) { case 1: current_execution_context = 1; call_cdev_functions(); break; case 2: current_execution_context = 2; call_timer_functions(); break; case 3: current_execution_context = 2; call_interrupt_handler(); break; case 4: current_execution_context = 1; call_shared_workqueue_functions(); break; case 5: current_execution_context = 2; call_tasklet_functions(); break; default: break; }-aux - InvariantResult [Line: 4506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2766]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1670]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1775]: Loop Invariant Derived loop invariant: ((1 <= i && number_timer_registered == 0) && (ret + 1 <= 0 || !(ret <= 0))) && i <= 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: (((((((0 == fixed_cdev_used && ddv_ioport_request_len == 0) && 19 + \result <= 0) && ddv_ioport_request_start == 0) && 1 <= i) && i <= 1) && \result + 19 <= 0) || (((((((0 <= ddv_ioport_request_len + ddv_ioport_request_start + 2147483648 && 1 <= i) && jiffies == 0) && (!(3 == \old(len)) || (ddv_ioport_request_start <= 4294967295 && ddv_ioport_request_len <= 3))) && i <= 1) && next_heartbeat == 0) && ((0 <= (-1 * ddv_ioport_request_len + 3) / 4294967296 && ddv_ioport_request_start / 4294967296 <= 0) || ddv_ioport_request_len + ddv_ioport_request_start <= 535)) && number_cdev_registered == 0)) || ((((((1 <= \result || \result + 1 <= 0) && 1 <= i) && number_timer_registered == 0) && (1 <= \result || \result + 1 <= 0)) && (ret + 1 <= 0 || !(ret <= 0))) && i <= 1) - InvariantResult [Line: 4498]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2723]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3265]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3241]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1665]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-10-16 11:34:48,180 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...