./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 791161d1 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 86380eb8807c8834472c3c5bc5f358e156df083f7e4b141cf7faa18b94c9fafb --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 00:01:11,596 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 00:01:11,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 00:01:11,643 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 00:01:11,644 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 00:01:11,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 00:01:11,647 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 00:01:11,649 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 00:01:11,651 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 00:01:11,655 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 00:01:11,656 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 00:01:11,658 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 00:01:11,658 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 00:01:11,660 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 00:01:11,661 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 00:01:11,665 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 00:01:11,666 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 00:01:11,668 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 00:01:11,669 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 00:01:11,674 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 00:01:11,676 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 00:01:11,678 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 00:01:11,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 00:01:11,679 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 00:01:11,680 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 00:01:11,683 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 00:01:11,683 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 00:01:11,683 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 00:01:11,685 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 00:01:11,685 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 00:01:11,686 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 00:01:11,686 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 00:01:11,687 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 00:01:11,688 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 00:01:11,688 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 00:01:11,689 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 00:01:11,689 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 00:01:11,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 00:01:11,689 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 00:01:11,690 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 00:01:11,690 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 00:01:11,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 00:01:11,693 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-23 00:01:11,722 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 00:01:11,723 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 00:01:11,723 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 00:01:11,723 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 00:01:11,724 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 00:01:11,724 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 00:01:11,725 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 00:01:11,725 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 00:01:11,725 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 00:01:11,726 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 00:01:11,726 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 00:01:11,726 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 00:01:11,726 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 00:01:11,727 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 00:01:11,727 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 00:01:11,727 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 00:01:11,727 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 00:01:11,727 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 00:01:11,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 00:01:11,728 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 00:01:11,728 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 00:01:11,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 00:01:11,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 00:01:11,728 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 00:01:11,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 00:01:11,729 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 00:01:11,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-23 00:01:11,729 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 00:01:11,729 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 00:01:11,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 00:01:11,729 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86380eb8807c8834472c3c5bc5f358e156df083f7e4b141cf7faa18b94c9fafb [2022-07-23 00:01:11,966 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 00:01:12,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 00:01:12,003 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 00:01:12,004 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 00:01:12,005 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 00:01:12,007 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2022-07-23 00:01:12,066 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d38d6aa9/f93bbe8aaa0d44b0bc7c97d873e13a58/FLAG8cc34aaae [2022-07-23 00:01:12,699 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 00:01:12,700 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2022-07-23 00:01:12,728 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d38d6aa9/f93bbe8aaa0d44b0bc7c97d873e13a58/FLAG8cc34aaae [2022-07-23 00:01:12,798 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d38d6aa9/f93bbe8aaa0d44b0bc7c97d873e13a58 [2022-07-23 00:01:12,800 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 00:01:12,801 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 00:01:12,803 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 00:01:12,803 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 00:01:12,806 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 00:01:12,806 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 12:01:12" (1/1) ... [2022-07-23 00:01:12,807 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12825b7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:01:12, skipping insertion in model container [2022-07-23 00:01:12,807 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 12:01:12" (1/1) ... [2022-07-23 00:01:12,812 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 00:01:12,884 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 00:01:13,186 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3070] [2022-07-23 00:01:13,187 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3071-3072] [2022-07-23 00:01:13,229 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/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i[91143,91156] [2022-07-23 00:01:13,356 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 00:01:13,379 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 00:01:13,519 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3070] [2022-07-23 00:01:13,520 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3071-3072] [2022-07-23 00:01:13,528 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/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i[91143,91156] [2022-07-23 00:01:13,674 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 00:01:13,704 INFO L208 MainTranslator]: Completed translation [2022-07-23 00:01:13,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:01:13 WrapperNode [2022-07-23 00:01:13,705 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 00:01:13,706 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 00:01:13,706 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 00:01:13,706 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 00:01:13,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:01:13" (1/1) ... [2022-07-23 00:01:13,748 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:01:13" (1/1) ... [2022-07-23 00:01:13,830 INFO L137 Inliner]: procedures = 111, calls = 512, calls flagged for inlining = 41, calls inlined = 39, statements flattened = 1189 [2022-07-23 00:01:13,833 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 00:01:13,834 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 00:01:13,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 00:01:13,834 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 00:01:13,840 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:01:13" (1/1) ... [2022-07-23 00:01:13,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:01:13" (1/1) ... [2022-07-23 00:01:13,856 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:01:13" (1/1) ... [2022-07-23 00:01:13,861 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:01:13" (1/1) ... [2022-07-23 00:01:13,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:01:13" (1/1) ... [2022-07-23 00:01:13,913 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:01:13" (1/1) ... [2022-07-23 00:01:13,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:01:13" (1/1) ... [2022-07-23 00:01:13,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 00:01:13,969 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 00:01:13,969 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 00:01:13,969 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 00:01:13,970 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:01:13" (1/1) ... [2022-07-23 00:01:13,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 00:01:13,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 00:01:14,000 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) [2022-07-23 00:01:14,035 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 [2022-07-23 00:01:14,094 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2022-07-23 00:01:14,094 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2022-07-23 00:01:14,094 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2022-07-23 00:01:14,094 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2022-07-23 00:01:14,094 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2022-07-23 00:01:14,094 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2022-07-23 00:01:14,095 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2022-07-23 00:01:14,095 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2022-07-23 00:01:14,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-23 00:01:14,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-23 00:01:14,095 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-23 00:01:14,095 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2022-07-23 00:01:14,095 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2022-07-23 00:01:14,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-23 00:01:14,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-23 00:01:14,096 INFO L130 BoogieDeclarations]: Found specification of procedure pg_sleep [2022-07-23 00:01:14,096 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_sleep [2022-07-23 00:01:14,096 INFO L130 BoogieDeclarations]: Found specification of procedure pg_completion [2022-07-23 00:01:14,096 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_completion [2022-07-23 00:01:14,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-23 00:01:14,096 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-07-23 00:01:14,096 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-07-23 00:01:14,096 INFO L130 BoogieDeclarations]: Found specification of procedure pg_wait [2022-07-23 00:01:14,097 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_wait [2022-07-23 00:01:14,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-23 00:01:14,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-23 00:01:14,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-23 00:01:14,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-23 00:01:14,097 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-23 00:01:14,097 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-23 00:01:14,098 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-23 00:01:14,098 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-23 00:01:14,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-23 00:01:14,098 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-07-23 00:01:14,098 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-07-23 00:01:14,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-23 00:01:14,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-23 00:01:14,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-23 00:01:14,099 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2022-07-23 00:01:14,099 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2022-07-23 00:01:14,099 INFO L130 BoogieDeclarations]: Found specification of procedure pg_write [2022-07-23 00:01:14,099 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_write [2022-07-23 00:01:14,100 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-07-23 00:01:14,100 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-07-23 00:01:14,100 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-07-23 00:01:14,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-23 00:01:14,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_20 [2022-07-23 00:01:14,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_20 [2022-07-23 00:01:14,100 INFO L130 BoogieDeclarations]: Found specification of procedure pg_reset [2022-07-23 00:01:14,100 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_reset [2022-07-23 00:01:14,101 INFO L130 BoogieDeclarations]: Found specification of procedure pg_identify [2022-07-23 00:01:14,101 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_identify [2022-07-23 00:01:14,101 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2022-07-23 00:01:14,102 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2022-07-23 00:01:14,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-23 00:01:14,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-23 00:01:14,104 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2022-07-23 00:01:14,104 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2022-07-23 00:01:14,104 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2022-07-23 00:01:14,104 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2022-07-23 00:01:14,104 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-07-23 00:01:14,104 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-07-23 00:01:14,104 INFO L130 BoogieDeclarations]: Found specification of procedure pg_probe [2022-07-23 00:01:14,104 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_probe [2022-07-23 00:01:14,105 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2022-07-23 00:01:14,105 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2022-07-23 00:01:14,105 INFO L130 BoogieDeclarations]: Found specification of procedure pg_command [2022-07-23 00:01:14,105 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_command [2022-07-23 00:01:14,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-23 00:01:14,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-23 00:01:14,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-23 00:01:14,106 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-07-23 00:01:14,106 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-07-23 00:01:14,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 00:01:14,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 00:01:14,106 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2022-07-23 00:01:14,106 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2022-07-23 00:01:14,106 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-23 00:01:14,106 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-23 00:01:14,419 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 00:01:14,420 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 00:01:14,741 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-23 00:01:15,559 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 00:01:15,574 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 00:01:15,574 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-23 00:01:15,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 12:01:15 BoogieIcfgContainer [2022-07-23 00:01:15,578 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 00:01:15,580 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-23 00:01:15,580 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-23 00:01:15,583 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-23 00:01:15,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.07 12:01:12" (1/3) ... [2022-07-23 00:01:15,584 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5545cda9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 12:01:15, skipping insertion in model container [2022-07-23 00:01:15,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:01:13" (2/3) ... [2022-07-23 00:01:15,585 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5545cda9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 12:01:15, skipping insertion in model container [2022-07-23 00:01:15,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 12:01:15" (3/3) ... [2022-07-23 00:01:15,586 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2022-07-23 00:01:15,597 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-23 00:01:15,598 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-23 00:01:15,654 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-23 00:01:15,659 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@52abf984, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@63761d8e [2022-07-23 00:01:15,660 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-23 00:01:15,666 INFO L276 IsEmpty]: Start isEmpty. Operand has 491 states, 360 states have (on average 1.3722222222222222) internal successors, (494), 368 states have internal predecessors, (494), 97 states have call successors, (97), 33 states have call predecessors, (97), 32 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) [2022-07-23 00:01:15,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-07-23 00:01:15,690 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 00:01:15,691 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 00:01:15,691 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 00:01:15,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 00:01:15,696 INFO L85 PathProgramCache]: Analyzing trace with hash 881587384, now seen corresponding path program 1 times [2022-07-23 00:01:15,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 00:01:15,703 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886714822] [2022-07-23 00:01:15,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:01:15,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 00:01:16,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:16,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 00:01:16,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:16,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-23 00:01:16,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:16,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 00:01:16,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:16,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-23 00:01:16,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:16,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-07-23 00:01:16,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:16,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:16,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:16,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:16,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:16,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:01:16,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:16,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 00:01:16,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:16,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 00:01:16,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:16,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:16,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:16,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:16,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:16,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-23 00:01:16,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:16,467 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-07-23 00:01:16,468 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 00:01:16,469 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886714822] [2022-07-23 00:01:16,469 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886714822] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 00:01:16,470 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 00:01:16,470 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-07-23 00:01:16,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944856509] [2022-07-23 00:01:16,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 00:01:16,476 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-23 00:01:16,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 00:01:16,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-23 00:01:16,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-07-23 00:01:16,503 INFO L87 Difference]: Start difference. First operand has 491 states, 360 states have (on average 1.3722222222222222) internal successors, (494), 368 states have internal predecessors, (494), 97 states have call successors, (97), 33 states have call predecessors, (97), 32 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) Second operand has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (14), 5 states have call predecessors, (14), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-23 00:01:23,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 00:01:23,039 INFO L93 Difference]: Finished difference Result 1308 states and 1862 transitions. [2022-07-23 00:01:23,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-07-23 00:01:23,042 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (14), 5 states have call predecessors, (14), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) Word has length 98 [2022-07-23 00:01:23,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 00:01:23,080 INFO L225 Difference]: With dead ends: 1308 [2022-07-23 00:01:23,080 INFO L226 Difference]: Without dead ends: 778 [2022-07-23 00:01:23,089 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2022-07-23 00:01:23,095 INFO L413 NwaCegarLoop]: 802 mSDtfsCounter, 537 mSDsluCounter, 3045 mSDsCounter, 0 mSdLazyCounter, 2103 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 600 SdHoareTripleChecker+Valid, 3847 SdHoareTripleChecker+Invalid, 2294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 2103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2022-07-23 00:01:23,098 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [600 Valid, 3847 Invalid, 2294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 2103 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2022-07-23 00:01:23,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 778 states. [2022-07-23 00:01:23,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 778 to 746. [2022-07-23 00:01:23,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 746 states, 543 states have (on average 1.3167587476979743) internal successors, (715), 548 states have internal predecessors, (715), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2022-07-23 00:01:23,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 746 states and 1014 transitions. [2022-07-23 00:01:23,312 INFO L78 Accepts]: Start accepts. Automaton has 746 states and 1014 transitions. Word has length 98 [2022-07-23 00:01:23,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 00:01:23,313 INFO L495 AbstractCegarLoop]: Abstraction has 746 states and 1014 transitions. [2022-07-23 00:01:23,313 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (14), 5 states have call predecessors, (14), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-23 00:01:23,313 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1014 transitions. [2022-07-23 00:01:23,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-07-23 00:01:23,326 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 00:01:23,327 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1] [2022-07-23 00:01:23,327 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-23 00:01:23,327 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 00:01:23,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 00:01:23,328 INFO L85 PathProgramCache]: Analyzing trace with hash -1734388064, now seen corresponding path program 1 times [2022-07-23 00:01:23,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 00:01:23,328 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660712564] [2022-07-23 00:01:23,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:01:23,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 00:01:23,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:23,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 00:01:23,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:23,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-23 00:01:23,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:23,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 00:01:23,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:23,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-23 00:01:23,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:23,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-23 00:01:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:23,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 00:01:23,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:23,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-23 00:01:23,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:23,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:23,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:23,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:23,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:23,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:01:23,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:23,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 00:01:23,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:23,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 00:01:23,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:23,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:23,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:23,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:23,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:23,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-23 00:01:23,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:23,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:23,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:23,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-23 00:01:23,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:23,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:23,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:23,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-23 00:01:23,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:23,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:23,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:23,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-23 00:01:23,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:23,986 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-07-23 00:01:23,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 00:01:23,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660712564] [2022-07-23 00:01:23,987 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660712564] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 00:01:23,987 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 00:01:23,987 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 00:01:23,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944739898] [2022-07-23 00:01:23,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 00:01:23,989 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 00:01:23,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 00:01:23,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 00:01:23,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-23 00:01:23,991 INFO L87 Difference]: Start difference. First operand 746 states and 1014 transitions. Second operand has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 3 states have internal predecessors, (98), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-07-23 00:01:26,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 00:01:26,741 INFO L93 Difference]: Finished difference Result 1492 states and 2041 transitions. [2022-07-23 00:01:26,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-23 00:01:26,744 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 3 states have internal predecessors, (98), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 168 [2022-07-23 00:01:26,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 00:01:26,751 INFO L225 Difference]: With dead ends: 1492 [2022-07-23 00:01:26,752 INFO L226 Difference]: Without dead ends: 778 [2022-07-23 00:01:26,754 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-23 00:01:26,756 INFO L413 NwaCegarLoop]: 594 mSDtfsCounter, 118 mSDsluCounter, 1117 mSDsCounter, 0 mSdLazyCounter, 887 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 1711 SdHoareTripleChecker+Invalid, 982 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 887 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-07-23 00:01:26,758 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 1711 Invalid, 982 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 887 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-07-23 00:01:26,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 778 states. [2022-07-23 00:01:26,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 778 to 748. [2022-07-23 00:01:26,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 748 states, 545 states have (on average 1.3155963302752294) internal successors, (717), 550 states have internal predecessors, (717), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2022-07-23 00:01:26,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 748 states and 1016 transitions. [2022-07-23 00:01:26,835 INFO L78 Accepts]: Start accepts. Automaton has 748 states and 1016 transitions. Word has length 168 [2022-07-23 00:01:26,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 00:01:26,836 INFO L495 AbstractCegarLoop]: Abstraction has 748 states and 1016 transitions. [2022-07-23 00:01:26,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 3 states have internal predecessors, (98), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-07-23 00:01:26,837 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1016 transitions. [2022-07-23 00:01:26,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-07-23 00:01:26,855 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 00:01:26,856 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 00:01:26,856 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-23 00:01:26,856 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 00:01:26,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 00:01:26,857 INFO L85 PathProgramCache]: Analyzing trace with hash 1243216816, now seen corresponding path program 1 times [2022-07-23 00:01:26,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 00:01:26,857 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933339398] [2022-07-23 00:01:26,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:01:26,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 00:01:26,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:27,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 00:01:27,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:27,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-23 00:01:27,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:27,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 00:01:27,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:27,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-23 00:01:27,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:27,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-07-23 00:01:27,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:27,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-23 00:01:27,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:27,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-07-23 00:01:27,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:27,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 00:01:27,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:27,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:27,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:27,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:27,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:27,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:01:27,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:27,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 00:01:27,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:27,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 00:01:27,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:27,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:27,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:27,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:27,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:27,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-23 00:01:27,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:27,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:27,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-23 00:01:27,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:27,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:27,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:27,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-23 00:01:27,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:27,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:27,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:27,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-23 00:01:27,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:27,418 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-07-23 00:01:27,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 00:01:27,418 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933339398] [2022-07-23 00:01:27,418 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [933339398] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-23 00:01:27,419 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [281258029] [2022-07-23 00:01:27,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:01:27,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-23 00:01:27,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 00:01:27,431 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) [2022-07-23 00:01:27,482 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-23 00:01:28,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:28,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 1953 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 00:01:28,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 00:01:28,199 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2022-07-23 00:01:28,200 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 00:01:28,200 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [281258029] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 00:01:28,200 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-23 00:01:28,200 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2022-07-23 00:01:28,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748944262] [2022-07-23 00:01:28,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 00:01:28,201 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 00:01:28,201 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 00:01:28,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 00:01:28,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-23 00:01:28,202 INFO L87 Difference]: Start difference. First operand 748 states and 1016 transitions. Second operand has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-07-23 00:01:28,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 00:01:28,283 INFO L93 Difference]: Finished difference Result 1465 states and 1997 transitions. [2022-07-23 00:01:28,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 00:01:28,284 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 177 [2022-07-23 00:01:28,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 00:01:28,288 INFO L225 Difference]: With dead ends: 1465 [2022-07-23 00:01:28,290 INFO L226 Difference]: Without dead ends: 749 [2022-07-23 00:01:28,293 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-23 00:01:28,304 INFO L413 NwaCegarLoop]: 637 mSDtfsCounter, 0 mSDsluCounter, 632 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1269 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-23 00:01:28,304 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1269 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-23 00:01:28,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2022-07-23 00:01:28,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 749. [2022-07-23 00:01:28,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 749 states, 546 states have (on average 1.315018315018315) internal successors, (718), 551 states have internal predecessors, (718), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2022-07-23 00:01:28,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 749 states and 1017 transitions. [2022-07-23 00:01:28,371 INFO L78 Accepts]: Start accepts. Automaton has 749 states and 1017 transitions. Word has length 177 [2022-07-23 00:01:28,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 00:01:28,373 INFO L495 AbstractCegarLoop]: Abstraction has 749 states and 1017 transitions. [2022-07-23 00:01:28,373 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-07-23 00:01:28,373 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1017 transitions. [2022-07-23 00:01:28,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-07-23 00:01:28,385 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 00:01:28,386 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 00:01:28,436 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-23 00:01:28,599 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 [2022-07-23 00:01:28,600 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 00:01:28,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 00:01:28,600 INFO L85 PathProgramCache]: Analyzing trace with hash -697365198, now seen corresponding path program 1 times [2022-07-23 00:01:28,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 00:01:28,600 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033022361] [2022-07-23 00:01:28,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:01:28,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 00:01:28,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:28,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 00:01:28,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:28,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-23 00:01:28,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:28,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 00:01:28,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:28,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-23 00:01:28,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:28,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-07-23 00:01:28,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:28,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-23 00:01:28,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:28,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-07-23 00:01:28,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:28,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 00:01:28,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:28,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:28,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:28,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:29,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:29,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:01:29,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:29,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 00:01:29,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:29,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 00:01:29,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:29,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:29,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:29,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:29,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:29,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-23 00:01:29,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:29,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:29,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:29,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-23 00:01:29,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:29,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:29,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:29,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-23 00:01:29,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:29,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:29,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:29,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-23 00:01:29,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:29,091 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-07-23 00:01:29,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 00:01:29,091 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033022361] [2022-07-23 00:01:29,091 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033022361] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-23 00:01:29,091 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1532750023] [2022-07-23 00:01:29,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:01:29,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-23 00:01:29,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 00:01:29,108 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) [2022-07-23 00:01:29,143 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-23 00:01:29,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:29,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 1956 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 00:01:29,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 00:01:29,761 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-07-23 00:01:29,779 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 00:01:29,779 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1532750023] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 00:01:29,780 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-23 00:01:29,780 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2022-07-23 00:01:29,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55602566] [2022-07-23 00:01:29,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 00:01:29,781 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 00:01:29,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 00:01:29,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 00:01:29,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-23 00:01:29,782 INFO L87 Difference]: Start difference. First operand 749 states and 1017 transitions. Second operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-07-23 00:01:29,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 00:01:29,848 INFO L93 Difference]: Finished difference Result 1490 states and 2035 transitions. [2022-07-23 00:01:29,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 00:01:29,849 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 177 [2022-07-23 00:01:29,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 00:01:29,855 INFO L225 Difference]: With dead ends: 1490 [2022-07-23 00:01:29,855 INFO L226 Difference]: Without dead ends: 773 [2022-07-23 00:01:29,859 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-23 00:01:29,864 INFO L413 NwaCegarLoop]: 639 mSDtfsCounter, 11 mSDsluCounter, 632 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 1271 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-23 00:01:29,865 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 1271 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-23 00:01:29,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 773 states. [2022-07-23 00:01:29,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 773 to 751. [2022-07-23 00:01:29,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 751 states, 548 states have (on average 1.313868613138686) internal successors, (720), 553 states have internal predecessors, (720), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2022-07-23 00:01:29,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 751 states and 1019 transitions. [2022-07-23 00:01:29,949 INFO L78 Accepts]: Start accepts. Automaton has 751 states and 1019 transitions. Word has length 177 [2022-07-23 00:01:29,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 00:01:29,949 INFO L495 AbstractCegarLoop]: Abstraction has 751 states and 1019 transitions. [2022-07-23 00:01:29,950 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-07-23 00:01:29,950 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1019 transitions. [2022-07-23 00:01:29,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-07-23 00:01:29,952 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 00:01:29,952 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 00:01:30,013 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-23 00:01:30,167 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 [2022-07-23 00:01:30,168 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 00:01:30,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 00:01:30,169 INFO L85 PathProgramCache]: Analyzing trace with hash -786319530, now seen corresponding path program 1 times [2022-07-23 00:01:30,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 00:01:30,169 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190731667] [2022-07-23 00:01:30,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:01:30,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 00:01:30,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:30,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 00:01:30,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:30,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-23 00:01:30,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:30,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 00:01:30,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:30,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-23 00:01:30,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:30,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-07-23 00:01:30,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:30,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 00:01:30,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:30,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 00:01:30,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:30,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-07-23 00:01:30,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:30,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-23 00:01:30,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:30,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:30,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:30,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:30,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:30,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:01:30,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:30,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 00:01:30,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:30,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 00:01:30,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:30,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:30,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:30,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:30,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:30,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-23 00:01:30,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:30,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:30,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:30,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-23 00:01:30,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:30,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:30,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:30,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-23 00:01:30,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:30,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:30,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:30,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-23 00:01:30,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:30,699 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-07-23 00:01:30,699 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 00:01:30,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190731667] [2022-07-23 00:01:30,700 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [190731667] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-23 00:01:30,700 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [477178473] [2022-07-23 00:01:30,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:01:30,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-23 00:01:30,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 00:01:30,701 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) [2022-07-23 00:01:30,755 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-23 00:01:31,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:31,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 2029 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 00:01:31,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 00:01:31,401 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2022-07-23 00:01:31,419 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 00:01:31,419 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [477178473] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 00:01:31,420 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-23 00:01:31,420 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2022-07-23 00:01:31,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283567903] [2022-07-23 00:01:31,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 00:01:31,420 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 00:01:31,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 00:01:31,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 00:01:31,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-23 00:01:31,421 INFO L87 Difference]: Start difference. First operand 751 states and 1019 transitions. Second operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-07-23 00:01:31,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 00:01:31,479 INFO L93 Difference]: Finished difference Result 1480 states and 2016 transitions. [2022-07-23 00:01:31,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 00:01:31,479 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 182 [2022-07-23 00:01:31,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 00:01:31,484 INFO L225 Difference]: With dead ends: 1480 [2022-07-23 00:01:31,499 INFO L226 Difference]: Without dead ends: 761 [2022-07-23 00:01:31,502 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 225 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-23 00:01:31,502 INFO L413 NwaCegarLoop]: 633 mSDtfsCounter, 9 mSDsluCounter, 627 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 1260 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-23 00:01:31,505 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 1260 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-23 00:01:31,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 761 states. [2022-07-23 00:01:31,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 761 to 753. [2022-07-23 00:01:31,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 753 states, 550 states have (on average 1.3127272727272727) internal successors, (722), 555 states have internal predecessors, (722), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2022-07-23 00:01:31,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 753 states and 1021 transitions. [2022-07-23 00:01:31,553 INFO L78 Accepts]: Start accepts. Automaton has 753 states and 1021 transitions. Word has length 182 [2022-07-23 00:01:31,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 00:01:31,553 INFO L495 AbstractCegarLoop]: Abstraction has 753 states and 1021 transitions. [2022-07-23 00:01:31,554 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-07-23 00:01:31,554 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1021 transitions. [2022-07-23 00:01:31,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-07-23 00:01:31,556 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 00:01:31,557 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 00:01:31,605 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-23 00:01:31,775 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-23 00:01:31,776 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 00:01:31,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 00:01:31,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1979173759, now seen corresponding path program 1 times [2022-07-23 00:01:31,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 00:01:31,776 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297598079] [2022-07-23 00:01:31,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:01:31,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 00:01:31,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:31,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 00:01:31,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:31,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-23 00:01:31,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:31,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 00:01:31,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:31,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-23 00:01:31,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:31,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-07-23 00:01:31,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:31,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 00:01:31,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:31,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 00:01:31,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:31,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-07-23 00:01:31,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:32,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-07-23 00:01:32,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:32,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:32,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:32,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:32,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:32,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:01:32,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:32,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 00:01:32,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:32,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 00:01:32,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:32,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:32,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:32,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:32,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:32,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-23 00:01:32,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:32,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:32,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:32,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-23 00:01:32,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:32,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:32,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:32,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-23 00:01:32,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:32,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:32,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:32,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-23 00:01:32,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:32,246 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2022-07-23 00:01:32,247 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 00:01:32,247 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297598079] [2022-07-23 00:01:32,247 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1297598079] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-23 00:01:32,247 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [972642976] [2022-07-23 00:01:32,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:01:32,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-23 00:01:32,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 00:01:32,258 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) [2022-07-23 00:01:32,307 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-23 00:01:32,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:32,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 2040 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-23 00:01:32,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 00:01:32,964 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-07-23 00:01:32,965 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 00:01:32,965 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [972642976] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 00:01:32,965 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-23 00:01:32,965 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2022-07-23 00:01:32,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202598206] [2022-07-23 00:01:32,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 00:01:32,966 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 00:01:32,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 00:01:32,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 00:01:32,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-23 00:01:32,967 INFO L87 Difference]: Start difference. First operand 753 states and 1021 transitions. Second operand has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 3 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-07-23 00:01:32,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 00:01:32,997 INFO L93 Difference]: Finished difference Result 1660 states and 2284 transitions. [2022-07-23 00:01:32,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 00:01:32,998 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 3 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 186 [2022-07-23 00:01:32,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 00:01:33,002 INFO L225 Difference]: With dead ends: 1660 [2022-07-23 00:01:33,002 INFO L226 Difference]: Without dead ends: 939 [2022-07-23 00:01:33,005 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 229 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-23 00:01:33,006 INFO L413 NwaCegarLoop]: 697 mSDtfsCounter, 175 mSDsluCounter, 625 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 197 SdHoareTripleChecker+Valid, 1322 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-23 00:01:33,006 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [197 Valid, 1322 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-23 00:01:33,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 939 states. [2022-07-23 00:01:33,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 939 to 779. [2022-07-23 00:01:33,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 779 states, 570 states have (on average 1.3157894736842106) internal successors, (750), 575 states have internal predecessors, (750), 152 states have call successors, (152), 55 states have call predecessors, (152), 56 states have return successors, (159), 153 states have call predecessors, (159), 151 states have call successors, (159) [2022-07-23 00:01:33,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 779 states and 1061 transitions. [2022-07-23 00:01:33,034 INFO L78 Accepts]: Start accepts. Automaton has 779 states and 1061 transitions. Word has length 186 [2022-07-23 00:01:33,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 00:01:33,035 INFO L495 AbstractCegarLoop]: Abstraction has 779 states and 1061 transitions. [2022-07-23 00:01:33,035 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 3 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-07-23 00:01:33,035 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1061 transitions. [2022-07-23 00:01:33,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-07-23 00:01:33,039 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 00:01:33,039 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 00:01:33,064 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-07-23 00:01:33,259 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-23 00:01:33,273 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 00:01:33,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 00:01:33,273 INFO L85 PathProgramCache]: Analyzing trace with hash -1615707261, now seen corresponding path program 1 times [2022-07-23 00:01:33,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 00:01:33,273 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440109986] [2022-07-23 00:01:33,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:01:33,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 00:01:33,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:33,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 00:01:33,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:33,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-23 00:01:33,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:33,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 00:01:33,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:33,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-23 00:01:33,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:33,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-07-23 00:01:33,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:33,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 00:01:33,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:33,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 00:01:33,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:33,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-07-23 00:01:33,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:33,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-07-23 00:01:33,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:33,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:33,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:33,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:33,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:33,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:01:33,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:33,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 00:01:33,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:33,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 00:01:33,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:33,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:33,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:33,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:33,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:33,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-23 00:01:33,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:33,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:33,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:33,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-23 00:01:33,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:33,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:33,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:33,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-23 00:01:33,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:33,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:01:33,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:33,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-23 00:01:33,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:33,510 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2022-07-23 00:01:33,510 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 00:01:33,511 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440109986] [2022-07-23 00:01:33,511 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1440109986] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-23 00:01:33,511 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1909495935] [2022-07-23 00:01:33,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:01:33,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-23 00:01:33,511 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 00:01:33,513 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-23 00:01:33,514 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-23 00:01:33,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:01:33,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-23 00:01:34,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 00:01:34,226 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2022-07-23 00:01:34,226 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 00:01:34,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1909495935] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 00:01:34,227 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-23 00:01:34,227 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2022-07-23 00:01:34,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375759908] [2022-07-23 00:01:34,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 00:01:34,228 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 00:01:34,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 00:01:34,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 00:01:34,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-23 00:01:34,229 INFO L87 Difference]: Start difference. First operand 779 states and 1061 transitions. Second operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 2 states have internal predecessors, (111), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2022-07-23 00:01:34,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 00:01:34,250 INFO L93 Difference]: Finished difference Result 779 states and 1061 transitions. [2022-07-23 00:01:34,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 00:01:34,251 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 2 states have internal predecessors, (111), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 186 [2022-07-23 00:01:34,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 00:01:34,252 INFO L225 Difference]: With dead ends: 779 [2022-07-23 00:01:34,252 INFO L226 Difference]: Without dead ends: 0 [2022-07-23 00:01:34,255 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 229 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-23 00:01:34,256 INFO L413 NwaCegarLoop]: 634 mSDtfsCounter, 484 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 484 SdHoareTripleChecker+Valid, 634 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-23 00:01:34,256 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [484 Valid, 634 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-23 00:01:34,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-23 00:01:34,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-23 00:01:34,257 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) [2022-07-23 00:01:34,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-23 00:01:34,258 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 186 [2022-07-23 00:01:34,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 00:01:34,258 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-23 00:01:34,258 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 2 states have internal predecessors, (111), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2022-07-23 00:01:34,259 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-23 00:01:34,259 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-23 00:01:34,261 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-23 00:01:34,293 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-07-23 00:01:34,481 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-23 00:01:34,484 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-23 00:01:35,769 INFO L902 garLoopResultBuilder]: At program point L4467(lines 4466 4468) the Hoare annotation is: true [2022-07-23 00:01:35,769 INFO L899 garLoopResultBuilder]: For program point copy_from_userFINAL(lines 3356 3379) no Hoare annotation was computed. [2022-07-23 00:01:35,769 INFO L902 garLoopResultBuilder]: At program point L3372(line 3372) the Hoare annotation is: true [2022-07-23 00:01:35,769 INFO L902 garLoopResultBuilder]: At program point L3370(line 3370) the Hoare annotation is: true [2022-07-23 00:01:35,769 INFO L899 garLoopResultBuilder]: For program point L3371(lines 3371 3375) no Hoare annotation was computed. [2022-07-23 00:01:35,769 INFO L899 garLoopResultBuilder]: For program point L3372-1(line 3372) no Hoare annotation was computed. [2022-07-23 00:01:35,769 INFO L902 garLoopResultBuilder]: At program point L3368(line 3368) the Hoare annotation is: true [2022-07-23 00:01:35,769 INFO L899 garLoopResultBuilder]: For program point L3370-1(line 3370) no Hoare annotation was computed. [2022-07-23 00:01:35,769 INFO L899 garLoopResultBuilder]: For program point L3371-2(lines 3367 3376) no Hoare annotation was computed. [2022-07-23 00:01:35,769 INFO L902 garLoopResultBuilder]: At program point copy_from_userENTRY(lines 3356 3379) the Hoare annotation is: true [2022-07-23 00:01:35,769 INFO L899 garLoopResultBuilder]: For program point L3366(line 3366) no Hoare annotation was computed. [2022-07-23 00:01:35,770 INFO L899 garLoopResultBuilder]: For program point L3367(lines 3367 3376) no Hoare annotation was computed. [2022-07-23 00:01:35,770 INFO L899 garLoopResultBuilder]: For program point L3368-1(line 3368) no Hoare annotation was computed. [2022-07-23 00:01:35,770 INFO L902 garLoopResultBuilder]: At program point L3365-1(line 3365) the Hoare annotation is: true [2022-07-23 00:01:35,770 INFO L902 garLoopResultBuilder]: At program point L3365(line 3365) the Hoare annotation is: true [2022-07-23 00:01:35,770 INFO L899 garLoopResultBuilder]: For program point copy_from_userEXIT(lines 3356 3379) no Hoare annotation was computed. [2022-07-23 00:01:35,770 INFO L902 garLoopResultBuilder]: At program point pi_releaseENTRY(lines 4538 4540) the Hoare annotation is: true [2022-07-23 00:01:35,770 INFO L899 garLoopResultBuilder]: For program point pi_releaseFINAL(lines 4538 4540) no Hoare annotation was computed. [2022-07-23 00:01:35,770 INFO L899 garLoopResultBuilder]: For program point pi_releaseEXIT(lines 4538 4540) no Hoare annotation was computed. [2022-07-23 00:01:35,770 INFO L899 garLoopResultBuilder]: For program point pi_initEXIT(lines 4528 4530) no Hoare annotation was computed. [2022-07-23 00:01:35,770 INFO L902 garLoopResultBuilder]: At program point pi_initENTRY(lines 4528 4530) the Hoare annotation is: true [2022-07-23 00:01:35,770 INFO L899 garLoopResultBuilder]: For program point pi_initFINAL(lines 4528 4530) no Hoare annotation was computed. [2022-07-23 00:01:35,770 INFO L902 garLoopResultBuilder]: At program point L4545(lines 4544 4546) the Hoare annotation is: true [2022-07-23 00:01:35,770 INFO L899 garLoopResultBuilder]: For program point write_regFINAL(lines 3477 3483) no Hoare annotation was computed. [2022-07-23 00:01:35,770 INFO L902 garLoopResultBuilder]: At program point write_regENTRY(lines 3477 3483) the Hoare annotation is: true [2022-07-23 00:01:35,770 INFO L899 garLoopResultBuilder]: For program point write_regEXIT(lines 3477 3483) no Hoare annotation was computed. [2022-07-23 00:01:35,770 INFO L899 garLoopResultBuilder]: For program point pg_sleepEXIT(lines 3490 3496) no Hoare annotation was computed. [2022-07-23 00:01:35,770 INFO L902 garLoopResultBuilder]: At program point L4553(lines 4552 4554) the Hoare annotation is: true [2022-07-23 00:01:35,770 INFO L902 garLoopResultBuilder]: At program point pg_sleepENTRY(lines 3490 3496) the Hoare annotation is: true [2022-07-23 00:01:35,770 INFO L899 garLoopResultBuilder]: For program point pg_sleepFINAL(lines 3490 3496) no Hoare annotation was computed. [2022-07-23 00:01:35,770 INFO L902 garLoopResultBuilder]: At program point pi_read_regrENTRY(lines 4535 4537) the Hoare annotation is: true [2022-07-23 00:01:35,770 INFO L899 garLoopResultBuilder]: For program point pi_read_regrFINAL(lines 4535 4537) no Hoare annotation was computed. [2022-07-23 00:01:35,771 INFO L899 garLoopResultBuilder]: For program point pi_read_regrEXIT(lines 4535 4537) no Hoare annotation was computed. [2022-07-23 00:01:35,771 INFO L902 garLoopResultBuilder]: At program point might_faultFINAL(lines 4508 4510) the Hoare annotation is: true [2022-07-23 00:01:35,771 INFO L899 garLoopResultBuilder]: For program point might_faultEXIT(lines 4508 4510) no Hoare annotation was computed. [2022-07-23 00:01:35,771 INFO L902 garLoopResultBuilder]: At program point pi_disconnectENTRY(lines 4524 4526) the Hoare annotation is: true [2022-07-23 00:01:35,771 INFO L899 garLoopResultBuilder]: For program point pi_disconnectFINAL(lines 4524 4526) no Hoare annotation was computed. [2022-07-23 00:01:35,771 INFO L899 garLoopResultBuilder]: For program point pi_disconnectEXIT(lines 4524 4526) no Hoare annotation was computed. [2022-07-23 00:01:35,771 INFO L899 garLoopResultBuilder]: For program point pg_probeEXIT(lines 3799 3832) no Hoare annotation was computed. [2022-07-23 00:01:35,771 INFO L899 garLoopResultBuilder]: For program point L3824(lines 3824 3828) no Hoare annotation was computed. [2022-07-23 00:01:35,771 INFO L899 garLoopResultBuilder]: For program point L3818(lines 3818 3821) no Hoare annotation was computed. [2022-07-23 00:01:35,771 INFO L902 garLoopResultBuilder]: At program point L3812(line 3812) the Hoare annotation is: true [2022-07-23 00:01:35,771 INFO L899 garLoopResultBuilder]: For program point L3810(line 3810) no Hoare annotation was computed. [2022-07-23 00:01:35,771 INFO L899 garLoopResultBuilder]: For program point L3812-1(line 3812) no Hoare annotation was computed. [2022-07-23 00:01:35,771 INFO L899 garLoopResultBuilder]: For program point pg_probeFINAL(lines 3799 3832) no Hoare annotation was computed. [2022-07-23 00:01:35,771 INFO L899 garLoopResultBuilder]: For program point L3806(lines 3806 3829) no Hoare annotation was computed. [2022-07-23 00:01:35,771 INFO L899 garLoopResultBuilder]: For program point L3806-2(lines 3806 3829) no Hoare annotation was computed. [2022-07-23 00:01:35,771 INFO L895 garLoopResultBuilder]: At program point pg_probeENTRY(lines 3799 3832) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(abs_3615)| abs_3615) (= |old(abs_3617)| abs_3617) (= |old(#valid)| |#valid|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-23 00:01:35,771 INFO L899 garLoopResultBuilder]: For program point L3825-1(line 3825) no Hoare annotation was computed. [2022-07-23 00:01:35,771 INFO L902 garLoopResultBuilder]: At program point L3825(line 3825) the Hoare annotation is: true [2022-07-23 00:01:35,771 INFO L899 garLoopResultBuilder]: For program point L3823-1(line 3823) no Hoare annotation was computed. [2022-07-23 00:01:35,772 INFO L895 garLoopResultBuilder]: At program point L3823(line 3823) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(abs_3615)| abs_3615) (= |old(abs_3617)| abs_3617) (= |old(#valid)| |#valid|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-23 00:01:35,772 INFO L902 garLoopResultBuilder]: At program point L3819(lines 3806 3822) the Hoare annotation is: true [2022-07-23 00:01:35,772 INFO L902 garLoopResultBuilder]: At program point L3817(lines 3806 3822) the Hoare annotation is: true [2022-07-23 00:01:35,772 INFO L899 garLoopResultBuilder]: For program point L3811(lines 3811 3815) no Hoare annotation was computed. [2022-07-23 00:01:35,772 INFO L899 garLoopResultBuilder]: For program point L3465-1(line 3465) no Hoare annotation was computed. [2022-07-23 00:01:35,772 INFO L902 garLoopResultBuilder]: At program point L3465(line 3465) the Hoare annotation is: true [2022-07-23 00:01:35,772 INFO L899 garLoopResultBuilder]: For program point status_regEXIT(lines 3461 3468) no Hoare annotation was computed. [2022-07-23 00:01:35,772 INFO L902 garLoopResultBuilder]: At program point status_regENTRY(lines 3461 3468) the Hoare annotation is: true [2022-07-23 00:01:35,772 INFO L899 garLoopResultBuilder]: For program point status_regFINAL(lines 3461 3468) no Hoare annotation was computed. [2022-07-23 00:01:35,772 INFO L899 garLoopResultBuilder]: For program point L3615(line 3615) no Hoare annotation was computed. [2022-07-23 00:01:35,772 INFO L899 garLoopResultBuilder]: For program point L3615-2(line 3615) no Hoare annotation was computed. [2022-07-23 00:01:35,772 INFO L899 garLoopResultBuilder]: For program point L3615-4(line 3615) no Hoare annotation was computed. [2022-07-23 00:01:35,772 INFO L902 garLoopResultBuilder]: At program point L3640(line 3640) the Hoare annotation is: true [2022-07-23 00:01:35,772 INFO L899 garLoopResultBuilder]: For program point L3615-6(line 3615) no Hoare annotation was computed. [2022-07-23 00:01:35,772 INFO L902 garLoopResultBuilder]: At program point L3615-8(line 3615) the Hoare annotation is: true [2022-07-23 00:01:35,772 INFO L899 garLoopResultBuilder]: For program point L3640-1(line 3640) no Hoare annotation was computed. [2022-07-23 00:01:35,772 INFO L899 garLoopResultBuilder]: For program point L3636(lines 3636 3639) no Hoare annotation was computed. [2022-07-23 00:01:35,772 INFO L902 garLoopResultBuilder]: At program point L4532(lines 4531 4533) the Hoare annotation is: true [2022-07-23 00:01:35,772 INFO L899 garLoopResultBuilder]: For program point L3616(line 3616) no Hoare annotation was computed. [2022-07-23 00:01:35,772 INFO L899 garLoopResultBuilder]: For program point L3612(line 3612) no Hoare annotation was computed. [2022-07-23 00:01:35,772 INFO L895 garLoopResultBuilder]: At program point L3608(line 3608) 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)|) (= |old(abs_3615)| abs_3615) (= |old(abs_3617)| abs_3617) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-23 00:01:35,773 INFO L899 garLoopResultBuilder]: For program point L3608-1(line 3608) no Hoare annotation was computed. [2022-07-23 00:01:35,773 INFO L902 garLoopResultBuilder]: At program point L3637(lines 3607 3642) the Hoare annotation is: true [2022-07-23 00:01:35,773 INFO L899 garLoopResultBuilder]: For program point L3633-1(line 3633) no Hoare annotation was computed. [2022-07-23 00:01:35,773 INFO L902 garLoopResultBuilder]: At program point L3633(line 3633) the Hoare annotation is: true [2022-07-23 00:01:35,773 INFO L899 garLoopResultBuilder]: For program point L3617(line 3617) no Hoare annotation was computed. [2022-07-23 00:01:35,773 INFO L899 garLoopResultBuilder]: For program point L3617-2(line 3617) no Hoare annotation was computed. [2022-07-23 00:01:35,773 INFO L899 garLoopResultBuilder]: For program point L3613-1(line 3613) no Hoare annotation was computed. [2022-07-23 00:01:35,773 INFO L902 garLoopResultBuilder]: At program point L3613(line 3613) the Hoare annotation is: true [2022-07-23 00:01:35,773 INFO L899 garLoopResultBuilder]: For program point L3617-4(line 3617) no Hoare annotation was computed. [2022-07-23 00:01:35,773 INFO L899 garLoopResultBuilder]: For program point L3617-6(line 3617) no Hoare annotation was computed. [2022-07-23 00:01:35,773 INFO L899 garLoopResultBuilder]: For program point L3617-8(lines 3607 3642) no Hoare annotation was computed. [2022-07-23 00:01:35,773 INFO L902 garLoopResultBuilder]: At program point L3634(lines 3607 3642) the Hoare annotation is: true [2022-07-23 00:01:35,773 INFO L899 garLoopResultBuilder]: For program point pg_completionFINAL(lines 3597 3643) no Hoare annotation was computed. [2022-07-23 00:01:35,773 INFO L899 garLoopResultBuilder]: For program point L3626-1(lines 3626 3630) no Hoare annotation was computed. [2022-07-23 00:01:35,773 INFO L899 garLoopResultBuilder]: For program point L3622-1(lines 3607 3642) no Hoare annotation was computed. [2022-07-23 00:01:35,773 INFO L899 garLoopResultBuilder]: For program point L3618-1(lines 3607 3642) no Hoare annotation was computed. [2022-07-23 00:01:35,773 INFO L899 garLoopResultBuilder]: For program point L3635(line 3635) no Hoare annotation was computed. [2022-07-23 00:01:35,773 INFO L899 garLoopResultBuilder]: For program point pg_completionEXIT(lines 3597 3643) no Hoare annotation was computed. [2022-07-23 00:01:35,773 INFO L895 garLoopResultBuilder]: At program point pg_completionENTRY(lines 3597 3643) 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)|) (= |old(abs_3615)| abs_3615) (= |old(abs_3617)| abs_3617) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-23 00:01:35,773 INFO L899 garLoopResultBuilder]: For program point L3627(line 3627) no Hoare annotation was computed. [2022-07-23 00:01:35,773 INFO L899 garLoopResultBuilder]: For program point L3627-2(line 3627) no Hoare annotation was computed. [2022-07-23 00:01:35,774 INFO L899 garLoopResultBuilder]: For program point L3619-1(line 3619) no Hoare annotation was computed. [2022-07-23 00:01:35,774 INFO L902 garLoopResultBuilder]: At program point L3619(line 3619) the Hoare annotation is: true [2022-07-23 00:01:35,774 INFO L899 garLoopResultBuilder]: For program point DRIVEFINAL(lines 3484 3489) no Hoare annotation was computed. [2022-07-23 00:01:35,774 INFO L899 garLoopResultBuilder]: For program point DRIVEEXIT(lines 3484 3489) no Hoare annotation was computed. [2022-07-23 00:01:35,774 INFO L902 garLoopResultBuilder]: At program point DRIVEENTRY(lines 3484 3489) the Hoare annotation is: true [2022-07-23 00:01:35,774 INFO L902 garLoopResultBuilder]: At program point L3392(line 3392) the Hoare annotation is: true [2022-07-23 00:01:35,774 INFO L899 garLoopResultBuilder]: For program point L3394-1(line 3394) no Hoare annotation was computed. [2022-07-23 00:01:35,774 INFO L899 garLoopResultBuilder]: For program point L3395-2(lines 3391 3400) no Hoare annotation was computed. [2022-07-23 00:01:35,774 INFO L899 garLoopResultBuilder]: For program point copy_to_userEXIT(lines 3380 3403) no Hoare annotation was computed. [2022-07-23 00:01:35,774 INFO L902 garLoopResultBuilder]: At program point copy_to_userENTRY(lines 3380 3403) the Hoare annotation is: true [2022-07-23 00:01:35,774 INFO L899 garLoopResultBuilder]: For program point L3390(line 3390) no Hoare annotation was computed. [2022-07-23 00:01:35,774 INFO L899 garLoopResultBuilder]: For program point L3391(lines 3391 3400) no Hoare annotation was computed. [2022-07-23 00:01:35,774 INFO L899 garLoopResultBuilder]: For program point L3392-1(line 3392) no Hoare annotation was computed. [2022-07-23 00:01:35,774 INFO L902 garLoopResultBuilder]: At program point L3389-1(line 3389) the Hoare annotation is: true [2022-07-23 00:01:35,774 INFO L902 garLoopResultBuilder]: At program point L3389(line 3389) the Hoare annotation is: true [2022-07-23 00:01:35,774 INFO L899 garLoopResultBuilder]: For program point copy_to_userFINAL(lines 3380 3403) no Hoare annotation was computed. [2022-07-23 00:01:35,774 INFO L902 garLoopResultBuilder]: At program point L4470(lines 4469 4471) the Hoare annotation is: true [2022-07-23 00:01:35,774 INFO L902 garLoopResultBuilder]: At program point L3396(line 3396) the Hoare annotation is: true [2022-07-23 00:01:35,777 INFO L902 garLoopResultBuilder]: At program point L3394(line 3394) the Hoare annotation is: true [2022-07-23 00:01:35,777 INFO L899 garLoopResultBuilder]: For program point L3395(lines 3395 3399) no Hoare annotation was computed. [2022-07-23 00:01:35,777 INFO L899 garLoopResultBuilder]: For program point L3396-1(line 3396) no Hoare annotation was computed. [2022-07-23 00:01:35,778 INFO L899 garLoopResultBuilder]: For program point L3520(lines 3520 3523) no Hoare annotation was computed. [2022-07-23 00:01:35,778 INFO L899 garLoopResultBuilder]: For program point pg_waitFINAL(lines 3497 3544) no Hoare annotation was computed. [2022-07-23 00:01:35,778 INFO L902 garLoopResultBuilder]: At program point L3516(line 3516) the Hoare annotation is: true [2022-07-23 00:01:35,778 INFO L902 garLoopResultBuilder]: At program point L3516-1(lines 3506 3543) the Hoare annotation is: true [2022-07-23 00:01:35,778 INFO L899 garLoopResultBuilder]: For program point L3529(lines 3529 3533) no Hoare annotation was computed. [2022-07-23 00:01:35,778 INFO L895 garLoopResultBuilder]: At program point pg_waitENTRY(lines 3497 3544) 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)|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-23 00:01:35,778 INFO L899 garLoopResultBuilder]: For program point L3529-2(lines 3525 3540) no Hoare annotation was computed. [2022-07-23 00:01:35,778 INFO L899 garLoopResultBuilder]: For program point L3525(lines 3525 3541) no Hoare annotation was computed. [2022-07-23 00:01:35,779 INFO L902 garLoopResultBuilder]: At program point L3521(lines 3506 3543) the Hoare annotation is: true [2022-07-23 00:01:35,779 INFO L899 garLoopResultBuilder]: For program point L3513(lines 3513 3517) no Hoare annotation was computed. [2022-07-23 00:01:35,779 INFO L899 garLoopResultBuilder]: For program point L3534(lines 3534 3537) no Hoare annotation was computed. [2022-07-23 00:01:35,780 INFO L902 garLoopResultBuilder]: At program point L3526(line 3526) the Hoare annotation is: true [2022-07-23 00:01:35,780 INFO L899 garLoopResultBuilder]: For program point L3526-1(line 3526) no Hoare annotation was computed. [2022-07-23 00:01:35,780 INFO L902 garLoopResultBuilder]: At program point L4464(lines 4463 4465) the Hoare annotation is: true [2022-07-23 00:01:35,780 INFO L899 garLoopResultBuilder]: For program point L3535(line 3535) no Hoare annotation was computed. [2022-07-23 00:01:35,780 INFO L899 garLoopResultBuilder]: For program point L3535-2(line 3535) no Hoare annotation was computed. [2022-07-23 00:01:35,780 INFO L899 garLoopResultBuilder]: For program point L3531(line 3531) no Hoare annotation was computed. [2022-07-23 00:01:35,780 INFO L899 garLoopResultBuilder]: For program point L3535-4(line 3535) no Hoare annotation was computed. [2022-07-23 00:01:35,780 INFO L899 garLoopResultBuilder]: For program point L3531-2(line 3531) no Hoare annotation was computed. [2022-07-23 00:01:35,780 INFO L899 garLoopResultBuilder]: For program point L3535-6(line 3535) no Hoare annotation was computed. [2022-07-23 00:01:35,781 INFO L899 garLoopResultBuilder]: For program point L3527-1(line 3527) no Hoare annotation was computed. [2022-07-23 00:01:35,781 INFO L902 garLoopResultBuilder]: At program point L3527(line 3527) the Hoare annotation is: true [2022-07-23 00:01:35,781 INFO L899 garLoopResultBuilder]: For program point pg_waitEXIT(lines 3497 3544) no Hoare annotation was computed. [2022-07-23 00:01:35,781 INFO L899 garLoopResultBuilder]: For program point L3519(line 3519) no Hoare annotation was computed. [2022-07-23 00:01:35,781 INFO L902 garLoopResultBuilder]: At program point L3528(line 3528) the Hoare annotation is: true [2022-07-23 00:01:35,781 INFO L899 garLoopResultBuilder]: For program point L3528-1(line 3528) no Hoare annotation was computed. [2022-07-23 00:01:35,781 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 3267 3273) no Hoare annotation was computed. [2022-07-23 00:01:35,781 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 3267 3273) the Hoare annotation is: true [2022-07-23 00:01:35,782 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3271) no Hoare annotation was computed. [2022-07-23 00:01:35,782 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 3267 3273) no Hoare annotation was computed. [2022-07-23 00:01:35,782 INFO L899 garLoopResultBuilder]: For program point pg_writeEXIT(lines 3955 4029) no Hoare annotation was computed. [2022-07-23 00:01:35,782 INFO L899 garLoopResultBuilder]: For program point L4012(lines 4012 4019) no Hoare annotation was computed. [2022-07-23 00:01:35,782 INFO L899 garLoopResultBuilder]: For program point L3975-1(line 3975) no Hoare annotation was computed. [2022-07-23 00:01:35,782 INFO L895 garLoopResultBuilder]: At program point L3975(line 3975) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-23 00:01:35,782 INFO L899 garLoopResultBuilder]: For program point L3971(lines 3971 3974) no Hoare annotation was computed. [2022-07-23 00:01:35,782 INFO L899 garLoopResultBuilder]: For program point pg_writeFINAL(lines 3955 4029) no Hoare annotation was computed. [2022-07-23 00:01:35,782 INFO L899 garLoopResultBuilder]: For program point L3967(lines 3967 3970) no Hoare annotation was computed. [2022-07-23 00:01:35,783 INFO L899 garLoopResultBuilder]: For program point L3992(lines 3992 4004) no Hoare annotation was computed. [2022-07-23 00:01:35,783 INFO L899 garLoopResultBuilder]: For program point L3988(lines 3988 3991) no Hoare annotation was computed. [2022-07-23 00:01:35,783 INFO L899 garLoopResultBuilder]: For program point L4021-1(lines 4021 4022) no Hoare annotation was computed. [2022-07-23 00:01:35,783 INFO L902 garLoopResultBuilder]: At program point L4021(lines 4021 4022) the Hoare annotation is: true [2022-07-23 00:01:35,783 INFO L895 garLoopResultBuilder]: At program point pg_writeENTRY(lines 3955 4029) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-23 00:01:35,783 INFO L899 garLoopResultBuilder]: For program point L3984(line 3984) no Hoare annotation was computed. [2022-07-23 00:01:35,783 INFO L899 garLoopResultBuilder]: For program point L3984-2(lines 3984 3987) no Hoare annotation was computed. [2022-07-23 00:01:35,784 INFO L899 garLoopResultBuilder]: For program point L3980(lines 3980 3983) no Hoare annotation was computed. [2022-07-23 00:01:35,784 INFO L899 garLoopResultBuilder]: For program point L4013(lines 4013 4016) no Hoare annotation was computed. [2022-07-23 00:01:35,784 INFO L899 garLoopResultBuilder]: For program point L3976(lines 3976 3979) no Hoare annotation was computed. [2022-07-23 00:01:35,784 INFO L899 garLoopResultBuilder]: For program point L4005(lines 4005 4008) no Hoare annotation was computed. [2022-07-23 00:01:35,784 INFO L899 garLoopResultBuilder]: For program point L3997-1(line 3997) no Hoare annotation was computed. [2022-07-23 00:01:35,784 INFO L895 garLoopResultBuilder]: At program point L3997(line 3997) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-23 00:01:35,784 INFO L899 garLoopResultBuilder]: For program point L3993(lines 3993 3996) no Hoare annotation was computed. [2022-07-23 00:01:35,785 INFO L899 garLoopResultBuilder]: For program point L3998(lines 3998 4001) no Hoare annotation was computed. [2022-07-23 00:01:35,785 INFO L899 garLoopResultBuilder]: For program point L4023(lines 4023 4026) no Hoare annotation was computed. [2022-07-23 00:01:35,785 INFO L899 garLoopResultBuilder]: For program point L4011-1(line 4011) no Hoare annotation was computed. [2022-07-23 00:01:35,785 INFO L902 garLoopResultBuilder]: At program point L4011(line 4011) the Hoare annotation is: true [2022-07-23 00:01:35,785 INFO L902 garLoopResultBuilder]: At program point pi_connectENTRY(lines 4521 4523) the Hoare annotation is: true [2022-07-23 00:01:35,785 INFO L899 garLoopResultBuilder]: For program point pi_connectEXIT(lines 4521 4523) no Hoare annotation was computed. [2022-07-23 00:01:35,785 INFO L899 garLoopResultBuilder]: For program point pi_connectFINAL(lines 4521 4523) no Hoare annotation was computed. [2022-07-23 00:01:35,785 INFO L899 garLoopResultBuilder]: For program point _copy_to_userEXIT(lines 4484 4486) no Hoare annotation was computed. [2022-07-23 00:01:35,786 INFO L902 garLoopResultBuilder]: At program point _copy_to_userENTRY(lines 4484 4486) the Hoare annotation is: true [2022-07-23 00:01:35,786 INFO L899 garLoopResultBuilder]: For program point _copy_to_userFINAL(lines 4484 4486) no Hoare annotation was computed. [2022-07-23 00:01:35,786 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 3274 3280) no Hoare annotation was computed. [2022-07-23 00:01:35,786 INFO L902 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 3274 3280) the Hoare annotation is: true [2022-07-23 00:01:35,786 INFO L899 garLoopResultBuilder]: For program point L3553-1(line 3553) no Hoare annotation was computed. [2022-07-23 00:01:35,786 INFO L895 garLoopResultBuilder]: At program point L3553(line 3553) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-23 00:01:35,787 INFO L899 garLoopResultBuilder]: For program point L3576(lines 3576 3590) no Hoare annotation was computed. [2022-07-23 00:01:35,787 INFO L899 garLoopResultBuilder]: For program point L3576-2(lines 3576 3590) no Hoare annotation was computed. [2022-07-23 00:01:35,787 INFO L899 garLoopResultBuilder]: For program point pg_commandEXIT(lines 3545 3596) no Hoare annotation was computed. [2022-07-23 00:01:35,787 INFO L902 garLoopResultBuilder]: At program point L3572(lines 3552 3595) the Hoare annotation is: true [2022-07-23 00:01:35,787 INFO L899 garLoopResultBuilder]: For program point L3570(lines 3570 3574) no Hoare annotation was computed. [2022-07-23 00:01:35,787 INFO L899 garLoopResultBuilder]: For program point L3564(line 3564) no Hoare annotation was computed. [2022-07-23 00:01:35,787 INFO L895 garLoopResultBuilder]: At program point L3562(line 3562) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-07-23 00:01:35,787 INFO L899 garLoopResultBuilder]: For program point L3593-1(line 3593) no Hoare annotation was computed. [2022-07-23 00:01:35,787 INFO L902 garLoopResultBuilder]: At program point L3593(line 3593) the Hoare annotation is: true [2022-07-23 00:01:35,788 INFO L899 garLoopResultBuilder]: For program point L3556(line 3556) no Hoare annotation was computed. [2022-07-23 00:01:35,788 INFO L895 garLoopResultBuilder]: At program point L3554(line 3554) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-23 00:01:35,788 INFO L899 garLoopResultBuilder]: For program point L3554-1(line 3554) no Hoare annotation was computed. [2022-07-23 00:01:35,788 INFO L895 garLoopResultBuilder]: At program point L3585(lines 3576 3589) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-07-23 00:01:35,788 INFO L895 garLoopResultBuilder]: At program point L3583(lines 3576 3589) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-07-23 00:01:35,789 INFO L899 garLoopResultBuilder]: For program point pg_commandFINAL(lines 3545 3596) no Hoare annotation was computed. [2022-07-23 00:01:35,789 INFO L899 garLoopResultBuilder]: For program point L3575-1(line 3575) no Hoare annotation was computed. [2022-07-23 00:01:35,789 INFO L895 garLoopResultBuilder]: At program point L3575(line 3575) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-07-23 00:01:35,789 INFO L899 garLoopResultBuilder]: For program point L3569-1(line 3569) no Hoare annotation was computed. [2022-07-23 00:01:35,789 INFO L895 garLoopResultBuilder]: At program point L3569(line 3569) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-07-23 00:01:35,789 INFO L899 garLoopResultBuilder]: For program point L3565(lines 3565 3568) no Hoare annotation was computed. [2022-07-23 00:01:35,789 INFO L895 garLoopResultBuilder]: At program point pg_commandENTRY(lines 3545 3596) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-23 00:01:35,789 INFO L895 garLoopResultBuilder]: At program point L3563(line 3563) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-07-23 00:01:35,789 INFO L895 garLoopResultBuilder]: At program point L3561-1(line 3561) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-07-23 00:01:35,790 INFO L895 garLoopResultBuilder]: At program point L3561(line 3561) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-07-23 00:01:35,790 INFO L899 garLoopResultBuilder]: For program point L3557(lines 3557 3560) no Hoare annotation was computed. [2022-07-23 00:01:35,790 INFO L895 garLoopResultBuilder]: At program point L3555-1(line 3555) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-23 00:01:35,790 INFO L895 garLoopResultBuilder]: At program point L3555(line 3555) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-23 00:01:35,790 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectFINAL(lines 3281 3286) no Hoare annotation was computed. [2022-07-23 00:01:35,790 INFO L902 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 3281 3286) the Hoare annotation is: true [2022-07-23 00:01:35,790 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 3281 3286) no Hoare annotation was computed. [2022-07-23 00:01:35,790 INFO L902 garLoopResultBuilder]: At program point clear_bitENTRY(lines 3149 3155) the Hoare annotation is: true [2022-07-23 00:01:35,790 INFO L899 garLoopResultBuilder]: For program point clear_bitFINAL(lines 3149 3155) no Hoare annotation was computed. [2022-07-23 00:01:35,791 INFO L899 garLoopResultBuilder]: For program point clear_bitEXIT(lines 3149 3155) no Hoare annotation was computed. [2022-07-23 00:01:35,791 INFO L899 garLoopResultBuilder]: For program point L3473-1(line 3473) no Hoare annotation was computed. [2022-07-23 00:01:35,791 INFO L902 garLoopResultBuilder]: At program point L3473(line 3473) the Hoare annotation is: true [2022-07-23 00:01:35,791 INFO L899 garLoopResultBuilder]: For program point read_regFINAL(lines 3469 3476) no Hoare annotation was computed. [2022-07-23 00:01:35,791 INFO L899 garLoopResultBuilder]: For program point read_regEXIT(lines 3469 3476) no Hoare annotation was computed. [2022-07-23 00:01:35,791 INFO L902 garLoopResultBuilder]: At program point read_regENTRY(lines 3469 3476) the Hoare annotation is: true [2022-07-23 00:01:35,791 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 3211 3213) the Hoare annotation is: true [2022-07-23 00:01:35,791 INFO L899 garLoopResultBuilder]: For program point L3212(line 3212) no Hoare annotation was computed. [2022-07-23 00:01:35,791 INFO L899 garLoopResultBuilder]: For program point L3212-2(lines 3211 3213) no Hoare annotation was computed. [2022-07-23 00:01:35,792 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 3211 3213) no Hoare annotation was computed. [2022-07-23 00:01:35,792 INFO L899 garLoopResultBuilder]: For program point ldv_unregister_chrdev_20EXIT(lines 4390 4397) no Hoare annotation was computed. [2022-07-23 00:01:35,792 INFO L895 garLoopResultBuilder]: At program point L4477(lines 4476 4478) the Hoare annotation is: (or (not (= |old(~ldv_state_variable_1~0)| 0)) (= ~ldv_state_variable_1~0 0)) [2022-07-23 00:01:35,792 INFO L895 garLoopResultBuilder]: At program point L3339(lines 3335 3341) the Hoare annotation is: (or (not (= |old(~ldv_state_variable_1~0)| 0)) (= ~ldv_state_variable_1~0 0)) [2022-07-23 00:01:35,792 INFO L895 garLoopResultBuilder]: At program point ldv_unregister_chrdev_20ENTRY(lines 4390 4397) the Hoare annotation is: (or (not (= |old(~ldv_state_variable_1~0)| 0)) (= ~ldv_state_variable_1~0 0)) [2022-07-23 00:01:35,792 INFO L899 garLoopResultBuilder]: For program point ldv_unregister_chrdev_20FINAL(lines 4390 4397) no Hoare annotation was computed. [2022-07-23 00:01:35,792 INFO L899 garLoopResultBuilder]: For program point L3714-1(line 3714) no Hoare annotation was computed. [2022-07-23 00:01:35,792 INFO L899 garLoopResultBuilder]: For program point L3673(lines 3673 3681) no Hoare annotation was computed. [2022-07-23 00:01:35,792 INFO L902 garLoopResultBuilder]: At program point L3702(lines 3695 3712) the Hoare annotation is: true [2022-07-23 00:01:35,793 INFO L902 garLoopResultBuilder]: At program point L3669(lines 3655 3716) the Hoare annotation is: true [2022-07-23 00:01:35,793 INFO L899 garLoopResultBuilder]: For program point L3665(line 3665) no Hoare annotation was computed. [2022-07-23 00:01:35,793 INFO L899 garLoopResultBuilder]: For program point L3694(line 3694) no Hoare annotation was computed. [2022-07-23 00:01:35,793 INFO L899 garLoopResultBuilder]: For program point L3661-1(line 3661) no Hoare annotation was computed. [2022-07-23 00:01:35,793 INFO L899 garLoopResultBuilder]: For program point L3694-2(line 3694) no Hoare annotation was computed. [2022-07-23 00:01:35,794 INFO L902 garLoopResultBuilder]: At program point L3661(line 3661) the Hoare annotation is: true [2022-07-23 00:01:35,794 INFO L902 garLoopResultBuilder]: At program point L3690(lines 3655 3716) the Hoare annotation is: true [2022-07-23 00:01:35,794 INFO L899 garLoopResultBuilder]: For program point L3686(line 3686) no Hoare annotation was computed. [2022-07-23 00:01:35,794 INFO L902 garLoopResultBuilder]: At program point L3682(lines 3655 3716) the Hoare annotation is: true [2022-07-23 00:01:35,794 INFO L902 garLoopResultBuilder]: At program point L3674(line 3674) the Hoare annotation is: true [2022-07-23 00:01:35,794 INFO L899 garLoopResultBuilder]: For program point L3707(lines 3707 3710) no Hoare annotation was computed. [2022-07-23 00:01:35,794 INFO L899 garLoopResultBuilder]: For program point L3674-1(line 3674) no Hoare annotation was computed. [2022-07-23 00:01:35,794 INFO L899 garLoopResultBuilder]: For program point L3707-2(lines 3707 3710) no Hoare annotation was computed. [2022-07-23 00:01:35,794 INFO L902 garLoopResultBuilder]: At program point L3662(line 3662) the Hoare annotation is: true [2022-07-23 00:01:35,795 INFO L899 garLoopResultBuilder]: For program point L3695(lines 3695 3713) no Hoare annotation was computed. [2022-07-23 00:01:35,795 INFO L899 garLoopResultBuilder]: For program point pg_resetFINAL(lines 3644 3717) no Hoare annotation was computed. [2022-07-23 00:01:35,795 INFO L899 garLoopResultBuilder]: For program point L3662-1(line 3662) no Hoare annotation was computed. [2022-07-23 00:01:35,795 INFO L899 garLoopResultBuilder]: For program point L3695-2(lines 3695 3713) no Hoare annotation was computed. [2022-07-23 00:01:35,795 INFO L899 garLoopResultBuilder]: For program point L3675(lines 3675 3679) no Hoare annotation was computed. [2022-07-23 00:01:35,795 INFO L902 garLoopResultBuilder]: At program point L3704(lines 3695 3712) the Hoare annotation is: true [2022-07-23 00:01:35,795 INFO L902 garLoopResultBuilder]: At program point L3663-1(line 3663) the Hoare annotation is: true [2022-07-23 00:01:35,795 INFO L902 garLoopResultBuilder]: At program point L3663(line 3663) the Hoare annotation is: true [2022-07-23 00:01:35,795 INFO L895 garLoopResultBuilder]: At program point pg_resetENTRY(lines 3644 3717) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2022-07-23 00:01:35,796 INFO L902 garLoopResultBuilder]: At program point L3688(lines 3655 3716) the Hoare annotation is: true [2022-07-23 00:01:35,796 INFO L899 garLoopResultBuilder]: For program point pg_resetEXIT(lines 3644 3717) no Hoare annotation was computed. [2022-07-23 00:01:35,796 INFO L902 garLoopResultBuilder]: At program point L3676(lines 3655 3716) the Hoare annotation is: true [2022-07-23 00:01:35,796 INFO L902 garLoopResultBuilder]: At program point L3664(line 3664) the Hoare annotation is: true [2022-07-23 00:01:35,797 INFO L902 garLoopResultBuilder]: At program point L3714(line 3714) the Hoare annotation is: true [2022-07-23 00:01:35,797 INFO L895 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 3215 3232) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-23 00:01:35,797 INFO L902 garLoopResultBuilder]: At program point L3228(line 3228) the Hoare annotation is: true [2022-07-23 00:01:35,797 INFO L902 garLoopResultBuilder]: At program point L3227-1(line 3227) the Hoare annotation is: true [2022-07-23 00:01:35,797 INFO L902 garLoopResultBuilder]: At program point L3227(line 3227) the Hoare annotation is: true [2022-07-23 00:01:35,797 INFO L899 garLoopResultBuilder]: For program point L3228-1(line 3228) no Hoare annotation was computed. [2022-07-23 00:01:35,797 INFO L899 garLoopResultBuilder]: For program point L3222(lines 3222 3230) no Hoare annotation was computed. [2022-07-23 00:01:35,797 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 3215 3232) no Hoare annotation was computed. [2022-07-23 00:01:35,798 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 3215 3232) no Hoare annotation was computed. [2022-07-23 00:01:35,798 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-23 00:01:35,798 INFO L902 garLoopResultBuilder]: At program point L3246(line 3246) the Hoare annotation is: true [2022-07-23 00:01:35,798 INFO L902 garLoopResultBuilder]: At program point L3245-1(line 3245) the Hoare annotation is: true [2022-07-23 00:01:35,798 INFO L902 garLoopResultBuilder]: At program point L3245(line 3245) the Hoare annotation is: true [2022-07-23 00:01:35,798 INFO L899 garLoopResultBuilder]: For program point L3246-1(line 3246) no Hoare annotation was computed. [2022-07-23 00:01:35,798 INFO L899 garLoopResultBuilder]: For program point L3240(lines 3240 3248) no Hoare annotation was computed. [2022-07-23 00:01:35,798 INFO L899 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 3233 3250) no Hoare annotation was computed. [2022-07-23 00:01:35,798 INFO L895 garLoopResultBuilder]: At program point ldv_zallocENTRY(lines 3233 3250) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|))) [2022-07-23 00:01:35,798 INFO L899 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 3233 3250) no Hoare annotation was computed. [2022-07-23 00:01:35,799 INFO L899 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 4480 4482) no Hoare annotation was computed. [2022-07-23 00:01:35,799 INFO L902 garLoopResultBuilder]: At program point _copy_from_userENTRY(lines 4480 4482) the Hoare annotation is: true [2022-07-23 00:01:35,799 INFO L899 garLoopResultBuilder]: For program point _copy_from_userFINAL(lines 4480 4482) no Hoare annotation was computed. [2022-07-23 00:01:35,799 INFO L895 garLoopResultBuilder]: At program point L4165(lines 4091 4167) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,799 INFO L899 garLoopResultBuilder]: For program point L4066(lines 4066 4069) no Hoare annotation was computed. [2022-07-23 00:01:35,799 INFO L895 garLoopResultBuilder]: At program point L4199(lines 4173 4205) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2022-07-23 00:01:35,799 INFO L899 garLoopResultBuilder]: For program point L3869-1(lines 3869 3870) no Hoare annotation was computed. [2022-07-23 00:01:35,799 INFO L895 garLoopResultBuilder]: At program point L3869(lines 3869 3870) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,799 INFO L899 garLoopResultBuilder]: For program point L4299(line 4299) no Hoare annotation was computed. [2022-07-23 00:01:35,800 INFO L902 garLoopResultBuilder]: At program point L4365(lines 4223 4367) the Hoare annotation is: true [2022-07-23 00:01:35,800 INFO L899 garLoopResultBuilder]: For program point L4267(lines 4267 4360) no Hoare annotation was computed. [2022-07-23 00:01:35,800 INFO L899 garLoopResultBuilder]: For program point L4300(lines 4300 4304) no Hoare annotation was computed. [2022-07-23 00:01:35,800 INFO L895 garLoopResultBuilder]: At program point L4201(lines 4173 4205) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2022-07-23 00:01:35,800 INFO L899 garLoopResultBuilder]: For program point L3871(lines 3871 3880) no Hoare annotation was computed. [2022-07-23 00:01:35,800 INFO L895 garLoopResultBuilder]: At program point L3442(line 3442) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,800 INFO L899 garLoopResultBuilder]: For program point L3442-1(line 3442) no Hoare annotation was computed. [2022-07-23 00:01:35,800 INFO L899 garLoopResultBuilder]: For program point L4268(line 4268) no Hoare annotation was computed. [2022-07-23 00:01:35,801 INFO L899 garLoopResultBuilder]: For program point L4103(lines 4103 4107) no Hoare annotation was computed. [2022-07-23 00:01:35,801 INFO L895 garLoopResultBuilder]: At program point L3872(line 3872) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,801 INFO L899 garLoopResultBuilder]: For program point L3872-1(line 3872) no Hoare annotation was computed. [2022-07-23 00:01:35,801 INFO L902 garLoopResultBuilder]: At program point L4500(lines 4499 4501) the Hoare annotation is: true [2022-07-23 00:01:35,801 INFO L899 garLoopResultBuilder]: For program point L4269(lines 4269 4322) no Hoare annotation was computed. [2022-07-23 00:01:35,801 INFO L895 garLoopResultBuilder]: At program point L3939(lines 3906 3942) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,801 INFO L899 garLoopResultBuilder]: For program point L3873(lines 3873 3878) no Hoare annotation was computed. [2022-07-23 00:01:35,801 INFO L899 garLoopResultBuilder]: For program point L4336(line 4336) no Hoare annotation was computed. [2022-07-23 00:01:35,801 INFO L895 garLoopResultBuilder]: At program point L4138(line 4138) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,802 INFO L895 garLoopResultBuilder]: At program point L4204(lines 4168 4206) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2022-07-23 00:01:35,802 INFO L899 garLoopResultBuilder]: For program point L4138-1(line 4138) no Hoare annotation was computed. [2022-07-23 00:01:35,802 INFO L899 garLoopResultBuilder]: For program point L4403(lines 4403 4406) no Hoare annotation was computed. [2022-07-23 00:01:35,802 INFO L899 garLoopResultBuilder]: For program point L4271(lines 4271 4319) no Hoare annotation was computed. [2022-07-23 00:01:35,802 INFO L899 garLoopResultBuilder]: For program point L4337(lines 4337 4349) no Hoare annotation was computed. [2022-07-23 00:01:35,802 INFO L899 garLoopResultBuilder]: For program point L4139(lines 4139 4144) no Hoare annotation was computed. [2022-07-23 00:01:35,802 INFO L899 garLoopResultBuilder]: For program point L3908(line 3908) no Hoare annotation was computed. [2022-07-23 00:01:35,802 INFO L895 garLoopResultBuilder]: At program point L3941(lines 3898 3943) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,802 INFO L899 garLoopResultBuilder]: For program point L3908-2(line 3908) no Hoare annotation was computed. [2022-07-23 00:01:35,802 INFO L899 garLoopResultBuilder]: For program point L3908-4(line 3908) no Hoare annotation was computed. [2022-07-23 00:01:35,803 INFO L899 garLoopResultBuilder]: For program point L3908-6(line 3908) no Hoare annotation was computed. [2022-07-23 00:01:35,803 INFO L899 garLoopResultBuilder]: For program point L3908-8(line 3908) no Hoare annotation was computed. [2022-07-23 00:01:35,803 INFO L895 garLoopResultBuilder]: At program point L4503(lines 4502 4504) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-07-23 00:01:35,803 INFO L899 garLoopResultBuilder]: For program point L4272(line 4272) no Hoare annotation was computed. [2022-07-23 00:01:35,803 INFO L895 garLoopResultBuilder]: At program point L4074(line 4074) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,803 INFO L899 garLoopResultBuilder]: For program point L4074-1(line 4074) no Hoare annotation was computed. [2022-07-23 00:01:35,803 INFO L899 garLoopResultBuilder]: For program point L4339(lines 4339 4342) no Hoare annotation was computed. [2022-07-23 00:01:35,803 INFO L899 garLoopResultBuilder]: For program point L4306(line 4306) no Hoare annotation was computed. [2022-07-23 00:01:35,803 INFO L895 garLoopResultBuilder]: At program point L4405(line 4405) the Hoare annotation is: false [2022-07-23 00:01:35,804 INFO L895 garLoopResultBuilder]: At program point L4405-1(lines 4400 4409) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,804 INFO L899 garLoopResultBuilder]: For program point L4273-2(lines 4271 4319) no Hoare annotation was computed. [2022-07-23 00:01:35,804 INFO L899 garLoopResultBuilder]: For program point L4273(lines 4273 4277) no Hoare annotation was computed. [2022-07-23 00:01:35,804 INFO L899 garLoopResultBuilder]: For program point L4339-2(lines 4337 4348) no Hoare annotation was computed. [2022-07-23 00:01:35,804 INFO L899 garLoopResultBuilder]: For program point L4042(lines 4042 4045) no Hoare annotation was computed. [2022-07-23 00:01:35,804 INFO L899 garLoopResultBuilder]: For program point L4075(lines 4075 4078) no Hoare annotation was computed. [2022-07-23 00:01:35,804 INFO L899 garLoopResultBuilder]: For program point L3877-1(line 3877) no Hoare annotation was computed. [2022-07-23 00:01:35,804 INFO L895 garLoopResultBuilder]: At program point L3877(line 3877) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,804 INFO L899 garLoopResultBuilder]: For program point L3448(lines 3448 3451) no Hoare annotation was computed. [2022-07-23 00:01:35,804 INFO L899 garLoopResultBuilder]: For program point L3448-2(lines 3448 3451) no Hoare annotation was computed. [2022-07-23 00:01:35,805 INFO L899 garLoopResultBuilder]: For program point L4307(lines 4307 4315) no Hoare annotation was computed. [2022-07-23 00:01:35,805 INFO L895 garLoopResultBuilder]: At program point L4274(line 4274) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,805 INFO L899 garLoopResultBuilder]: For program point L4274-1(line 4274) no Hoare annotation was computed. [2022-07-23 00:01:35,805 INFO L895 garLoopResultBuilder]: At program point L4142(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,805 INFO L895 garLoopResultBuilder]: At program point L4374(lines 4369 4376) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,805 INFO L899 garLoopResultBuilder]: For program point L4110(lines 4110 4114) no Hoare annotation was computed. [2022-07-23 00:01:35,805 INFO L899 garLoopResultBuilder]: For program point L3912(line 3912) no Hoare annotation was computed. [2022-07-23 00:01:35,805 INFO L899 garLoopResultBuilder]: For program point L3912-2(lines 3912 3916) no Hoare annotation was computed. [2022-07-23 00:01:35,805 INFO L895 garLoopResultBuilder]: At program point L4474(lines 4473 4475) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,806 INFO L895 garLoopResultBuilder]: At program point L3318(lines 3315 3320) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,806 INFO L899 garLoopResultBuilder]: For program point L4309(lines 4309 4313) no Hoare annotation was computed. [2022-07-23 00:01:35,806 INFO L899 garLoopResultBuilder]: For program point L3847-1(lines 3843 3896) no Hoare annotation was computed. [2022-07-23 00:01:35,806 INFO L899 garLoopResultBuilder]: For program point L3847(lines 3847 3889) no Hoare annotation was computed. [2022-07-23 00:01:35,806 INFO L899 garLoopResultBuilder]: For program point L4178(lines 4178 4181) no Hoare annotation was computed. [2022-07-23 00:01:35,806 INFO L899 garLoopResultBuilder]: For program point L4178-2(lines 4178 4181) no Hoare annotation was computed. [2022-07-23 00:01:35,806 INFO L899 garLoopResultBuilder]: For program point L4046(lines 4046 4049) no Hoare annotation was computed. [2022-07-23 00:01:35,807 INFO L899 garLoopResultBuilder]: For program point L4079(lines 4079 4087) no Hoare annotation was computed. [2022-07-23 00:01:35,807 INFO L899 garLoopResultBuilder]: For program point L4079-2(lines 4079 4087) no Hoare annotation was computed. [2022-07-23 00:01:35,807 INFO L895 garLoopResultBuilder]: At program point L3848(lines 3848 3849) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2022-07-23 00:01:35,807 INFO L895 garLoopResultBuilder]: At program point L3881(lines 3860 3889) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,807 INFO L899 garLoopResultBuilder]: For program point L3848-1(lines 3848 3849) no Hoare annotation was computed. [2022-07-23 00:01:35,807 INFO L895 garLoopResultBuilder]: At program point L4245(line 4245) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-07-23 00:01:35,807 INFO L899 garLoopResultBuilder]: For program point L4245-1(line 4245) no Hoare annotation was computed. [2022-07-23 00:01:35,807 INFO L895 garLoopResultBuilder]: At program point L4080(lines 4080 4081) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,807 INFO L899 garLoopResultBuilder]: For program point L4080-1(lines 4080 4081) no Hoare annotation was computed. [2022-07-23 00:01:35,808 INFO L895 garLoopResultBuilder]: At program point L3453(lines 3434 3459) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,808 INFO L895 garLoopResultBuilder]: At program point L4279(line 4279) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,808 INFO L899 garLoopResultBuilder]: For program point L4279-1(line 4279) no Hoare annotation was computed. [2022-07-23 00:01:35,808 INFO L902 garLoopResultBuilder]: At program point L4345(lines 4244 4366) the Hoare annotation is: true [2022-07-23 00:01:35,808 INFO L899 garLoopResultBuilder]: For program point L3850(lines 3850 3859) no Hoare annotation was computed. [2022-07-23 00:01:35,808 INFO L899 garLoopResultBuilder]: For program point L4082(lines 4082 4085) no Hoare annotation was computed. [2022-07-23 00:01:35,808 INFO L895 garLoopResultBuilder]: At program point L3884(lines 3860 3889) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,808 INFO L899 garLoopResultBuilder]: For program point L3851-1(line 3851) no Hoare annotation was computed. [2022-07-23 00:01:35,808 INFO L895 garLoopResultBuilder]: At program point L3851(line 3851) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2022-07-23 00:01:35,809 INFO L895 garLoopResultBuilder]: At program point L4512(lines 4511 4513) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,809 INFO L895 garLoopResultBuilder]: At program point L3455(lines 3434 3459) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,809 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-23 00:01:35,809 INFO L899 garLoopResultBuilder]: For program point L3191-1(line 3191) no Hoare annotation was computed. [2022-07-23 00:01:35,809 INFO L895 garLoopResultBuilder]: At program point L3191(line 3191) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,809 INFO L899 garLoopResultBuilder]: For program point L4116(lines 4116 4134) no Hoare annotation was computed. [2022-07-23 00:01:35,809 INFO L895 garLoopResultBuilder]: At program point L3191-2(lines 3189 3192) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,809 INFO L899 garLoopResultBuilder]: For program point L4149(lines 4149 4153) no Hoare annotation was computed. [2022-07-23 00:01:35,809 INFO L899 garLoopResultBuilder]: For program point L4149-2(lines 4149 4153) no Hoare annotation was computed. [2022-07-23 00:01:35,810 INFO L899 garLoopResultBuilder]: For program point L3951-1(line 3951) no Hoare annotation was computed. [2022-07-23 00:01:35,810 INFO L899 garLoopResultBuilder]: For program point L3918(lines 3918 3922) no Hoare annotation was computed. [2022-07-23 00:01:35,810 INFO L895 garLoopResultBuilder]: At program point L3951(line 3951) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,810 INFO L899 garLoopResultBuilder]: For program point L3852(lines 3852 3857) no Hoare annotation was computed. [2022-07-23 00:01:35,810 INFO L899 garLoopResultBuilder]: For program point L4216-1(line 4216) no Hoare annotation was computed. [2022-07-23 00:01:35,810 INFO L902 garLoopResultBuilder]: At program point L4183(lines 4173 4205) the Hoare annotation is: true [2022-07-23 00:01:35,810 INFO L895 garLoopResultBuilder]: At program point L4216(line 4216) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,810 INFO L899 garLoopResultBuilder]: For program point L4051-1(line 4051) no Hoare annotation was computed. [2022-07-23 00:01:35,810 INFO L895 garLoopResultBuilder]: At program point L4051(line 4051) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,811 INFO L895 garLoopResultBuilder]: At program point L3952(lines 3944 3954) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,811 INFO L895 garLoopResultBuilder]: At program point L3886(lines 3860 3889) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,811 INFO L899 garLoopResultBuilder]: For program point L4052(lines 4052 4058) no Hoare annotation was computed. [2022-07-23 00:01:35,811 INFO L899 garLoopResultBuilder]: For program point L4052-2(lines 4052 4058) no Hoare annotation was computed. [2022-07-23 00:01:35,811 INFO L895 garLoopResultBuilder]: At program point L4515(lines 4514 4516) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,811 INFO L895 garLoopResultBuilder]: At program point L3458(lines 3429 3460) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,811 INFO L895 garLoopResultBuilder]: At program point L4251(line 4251) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-07-23 00:01:35,811 INFO L899 garLoopResultBuilder]: For program point L4251-1(line 4251) no Hoare annotation was computed. [2022-07-23 00:01:35,811 INFO L895 garLoopResultBuilder]: At program point L4218(line 4218) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,812 INFO L899 garLoopResultBuilder]: For program point L4317(line 4317) no Hoare annotation was computed. [2022-07-23 00:01:35,812 INFO L899 garLoopResultBuilder]: For program point L4284(line 4284) no Hoare annotation was computed. [2022-07-23 00:01:35,812 INFO L902 garLoopResultBuilder]: At program point L4185(lines 4173 4205) the Hoare annotation is: true [2022-07-23 00:01:35,812 INFO L899 garLoopResultBuilder]: For program point L4218-1(line 4218) no Hoare annotation was computed. [2022-07-23 00:01:35,812 INFO L899 garLoopResultBuilder]: For program point L4053(lines 4053 4056) no Hoare annotation was computed. [2022-07-23 00:01:35,812 INFO L899 garLoopResultBuilder]: For program point L4351(line 4351) no Hoare annotation was computed. [2022-07-23 00:01:35,812 INFO L902 garLoopResultBuilder]: At program point L4318(line 4318) the Hoare annotation is: true [2022-07-23 00:01:35,812 INFO L899 garLoopResultBuilder]: For program point L4285(lines 4285 4290) no Hoare annotation was computed. [2022-07-23 00:01:35,812 INFO L895 garLoopResultBuilder]: At program point L3162(lines 3156 3164) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,813 INFO L895 garLoopResultBuilder]: At program point L3856(line 3856) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2022-07-23 00:01:35,813 INFO L899 garLoopResultBuilder]: For program point L3856-1(line 3856) no Hoare annotation was computed. [2022-07-23 00:01:35,813 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-23 00:01:35,813 INFO L902 garLoopResultBuilder]: At program point L4352(line 4352) the Hoare annotation is: true [2022-07-23 00:01:35,813 INFO L895 garLoopResultBuilder]: At program point L4220(lines 4211 4222) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,813 INFO L895 garLoopResultBuilder]: At program point L4088(lines 4030 4090) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,813 INFO L899 garLoopResultBuilder]: For program point L3923(lines 3923 3927) no Hoare annotation was computed. [2022-07-23 00:01:35,813 INFO L895 garLoopResultBuilder]: At program point L3923-2(lines 3923 3927) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,813 INFO L899 garLoopResultBuilder]: For program point L4122(lines 4122 4125) no Hoare annotation was computed. [2022-07-23 00:01:35,814 INFO L895 garLoopResultBuilder]: At program point L4155(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,814 INFO L899 garLoopResultBuilder]: For program point L4122-2(lines 4122 4125) no Hoare annotation was computed. [2022-07-23 00:01:35,814 INFO L895 garLoopResultBuilder]: At program point L3924(line 3924) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,814 INFO L899 garLoopResultBuilder]: For program point L3924-1(line 3924) no Hoare annotation was computed. [2022-07-23 00:01:35,814 INFO L895 garLoopResultBuilder]: At program point L4519(lines 4518 4520) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,814 INFO L895 garLoopResultBuilder]: At program point L4387(lines 4377 4389) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,814 INFO L895 garLoopResultBuilder]: At program point L3330(lines 3324 3332) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,814 INFO L899 garLoopResultBuilder]: For program point L4189-1(line 4189) no Hoare annotation was computed. [2022-07-23 00:01:35,814 INFO L902 garLoopResultBuilder]: At program point L4189(line 4189) the Hoare annotation is: true [2022-07-23 00:01:35,814 INFO L899 garLoopResultBuilder]: For program point L4123-1(line 4123) no Hoare annotation was computed. [2022-07-23 00:01:35,815 INFO L895 garLoopResultBuilder]: At program point L4123(line 4123) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,815 INFO L895 garLoopResultBuilder]: At program point L3199(lines 3194 3201) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,815 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-23 00:01:35,815 INFO L895 garLoopResultBuilder]: At program point L4157(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,815 INFO L902 garLoopResultBuilder]: At program point L4488(lines 4487 4489) the Hoare annotation is: true [2022-07-23 00:01:35,815 INFO L895 garLoopResultBuilder]: At program point L4257(line 4257) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-07-23 00:01:35,815 INFO L899 garLoopResultBuilder]: For program point L4257-1(line 4257) no Hoare annotation was computed. [2022-07-23 00:01:35,815 INFO L899 garLoopResultBuilder]: For program point L4324(line 4324) no Hoare annotation was computed. [2022-07-23 00:01:35,815 INFO L899 garLoopResultBuilder]: For program point L3928(line 3928) no Hoare annotation was computed. [2022-07-23 00:01:35,816 INFO L895 garLoopResultBuilder]: At program point L3895(lines 3833 3897) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,816 INFO L899 garLoopResultBuilder]: For program point L4556(lines 4556 4558) no Hoare annotation was computed. [2022-07-23 00:01:35,816 INFO L899 garLoopResultBuilder]: For program point L4358(line 4358) no Hoare annotation was computed. [2022-07-23 00:01:35,816 INFO L895 garLoopResultBuilder]: At program point L4259(line 4259) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-07-23 00:01:35,816 INFO L899 garLoopResultBuilder]: For program point L4259-1(line 4259) no Hoare annotation was computed. [2022-07-23 00:01:35,816 INFO L899 garLoopResultBuilder]: For program point L4325(lines 4325 4356) no Hoare annotation was computed. [2022-07-23 00:01:35,816 INFO L899 garLoopResultBuilder]: For program point L4292(line 4292) no Hoare annotation was computed. [2022-07-23 00:01:35,816 INFO L895 garLoopResultBuilder]: At program point L4127(lines 4116 4133) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,816 INFO L902 garLoopResultBuilder]: At program point L4359(line 4359) the Hoare annotation is: true [2022-07-23 00:01:35,817 INFO L899 garLoopResultBuilder]: For program point L4293(lines 4293 4297) no Hoare annotation was computed. [2022-07-23 00:01:35,817 INFO L899 garLoopResultBuilder]: For program point L4194(lines 4194 4197) no Hoare annotation was computed. [2022-07-23 00:01:35,817 INFO L899 garLoopResultBuilder]: For program point L4194-2(lines 4194 4197) no Hoare annotation was computed. [2022-07-23 00:01:35,817 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-23 00:01:35,817 INFO L895 garLoopResultBuilder]: At program point L-1-2(line -1) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,817 INFO L899 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2022-07-23 00:01:35,817 INFO L899 garLoopResultBuilder]: For program point L4327(lines 4327 4353) no Hoare annotation was computed. [2022-07-23 00:01:35,817 INFO L899 garLoopResultBuilder]: For program point L4195-1(line 4195) no Hoare annotation was computed. [2022-07-23 00:01:35,817 INFO L895 garLoopResultBuilder]: At program point L4195(line 4195) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2022-07-23 00:01:35,817 INFO L895 garLoopResultBuilder]: At program point L4129(lines 4116 4133) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,818 INFO L899 garLoopResultBuilder]: For program point L4063-1(lines 4063 4071) no Hoare annotation was computed. [2022-07-23 00:01:35,818 INFO L899 garLoopResultBuilder]: For program point L4063(lines 4063 4071) no Hoare annotation was computed. [2022-07-23 00:01:35,818 INFO L899 garLoopResultBuilder]: For program point L3931(lines 3931 3937) no Hoare annotation was computed. [2022-07-23 00:01:35,818 INFO L899 garLoopResultBuilder]: For program point L3865(lines 3865 3868) no Hoare annotation was computed. [2022-07-23 00:01:35,818 INFO L895 garLoopResultBuilder]: At program point L4361(lines 4244 4366) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,818 INFO L899 garLoopResultBuilder]: For program point L4328(line 4328) no Hoare annotation was computed. [2022-07-23 00:01:35,818 INFO L895 garLoopResultBuilder]: At program point L4163(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,818 INFO L895 garLoopResultBuilder]: At program point L3932(line 3932) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,818 INFO L899 garLoopResultBuilder]: For program point L3932-1(line 3932) no Hoare annotation was computed. [2022-07-23 00:01:35,818 INFO L902 garLoopResultBuilder]: At program point L4494(lines 4493 4495) the Hoare annotation is: true [2022-07-23 00:01:35,819 INFO L895 garLoopResultBuilder]: At program point L4461-2(lines 4460 4462) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,819 INFO L895 garLoopResultBuilder]: At program point L4461(line 4461) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,819 INFO L899 garLoopResultBuilder]: For program point L4461-1(line 4461) no Hoare annotation was computed. [2022-07-23 00:01:35,819 INFO L899 garLoopResultBuilder]: For program point L4329(lines 4329 4334) no Hoare annotation was computed. [2022-07-23 00:01:35,819 INFO L895 garLoopResultBuilder]: At program point L3173(lines 3170 3175) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-23 00:01:35,820 INFO L902 garLoopResultBuilder]: At program point L3745(lines 3726 3754) the Hoare annotation is: true [2022-07-23 00:01:35,820 INFO L899 garLoopResultBuilder]: For program point xsFINAL(lines 3718 3755) no Hoare annotation was computed. [2022-07-23 00:01:35,820 INFO L902 garLoopResultBuilder]: At program point L3743(lines 3726 3754) the Hoare annotation is: true [2022-07-23 00:01:35,820 INFO L899 garLoopResultBuilder]: For program point xsEXIT(lines 3718 3755) no Hoare annotation was computed. [2022-07-23 00:01:35,820 INFO L895 garLoopResultBuilder]: At program point xsENTRY(lines 3718 3755) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2022-07-23 00:01:35,820 INFO L899 garLoopResultBuilder]: For program point L3734(lines 3734 3741) no Hoare annotation was computed. [2022-07-23 00:01:35,820 INFO L899 garLoopResultBuilder]: For program point L3734-2(lines 3734 3741) no Hoare annotation was computed. [2022-07-23 00:01:35,820 INFO L899 garLoopResultBuilder]: For program point L3748(lines 3748 3751) no Hoare annotation was computed. [2022-07-23 00:01:35,820 INFO L899 garLoopResultBuilder]: For program point L3748-2(lines 3748 3751) no Hoare annotation was computed. [2022-07-23 00:01:35,821 INFO L899 garLoopResultBuilder]: For program point pg_identifyEXIT(lines 3756 3798) no Hoare annotation was computed. [2022-07-23 00:01:35,821 INFO L895 garLoopResultBuilder]: At program point pg_identifyENTRY(lines 3756 3798) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(abs_3615)| abs_3615) (= |old(abs_3617)| abs_3617) (= |old(#valid)| |#valid|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-23 00:01:35,821 INFO L902 garLoopResultBuilder]: At program point L3790(line 3790) the Hoare annotation is: true [2022-07-23 00:01:35,821 INFO L899 garLoopResultBuilder]: For program point L3791(line 3791) no Hoare annotation was computed. [2022-07-23 00:01:35,821 INFO L899 garLoopResultBuilder]: For program point L3789(lines 3789 3795) no Hoare annotation was computed. [2022-07-23 00:01:35,821 INFO L902 garLoopResultBuilder]: At program point L3790-1(line 3790) the Hoare annotation is: true [2022-07-23 00:01:35,821 INFO L899 garLoopResultBuilder]: For program point L3789-2(lines 3789 3795) no Hoare annotation was computed. [2022-07-23 00:01:35,821 INFO L902 garLoopResultBuilder]: At program point L3784(line 3784) the Hoare annotation is: true [2022-07-23 00:01:35,821 INFO L899 garLoopResultBuilder]: For program point L3785(lines 3785 3788) no Hoare annotation was computed. [2022-07-23 00:01:35,821 INFO L899 garLoopResultBuilder]: For program point L3784-1(line 3784) no Hoare annotation was computed. [2022-07-23 00:01:35,822 INFO L899 garLoopResultBuilder]: For program point L3780(lines 3780 3783) no Hoare annotation was computed. [2022-07-23 00:01:35,822 INFO L899 garLoopResultBuilder]: For program point pg_identifyFINAL(lines 3756 3798) no Hoare annotation was computed. [2022-07-23 00:01:35,822 INFO L899 garLoopResultBuilder]: For program point L3779-1(line 3779) no Hoare annotation was computed. [2022-07-23 00:01:35,822 INFO L902 garLoopResultBuilder]: At program point L3779(line 3779) the Hoare annotation is: true [2022-07-23 00:01:35,822 INFO L899 garLoopResultBuilder]: For program point pi_write_blockEXIT(lines 4541 4543) no Hoare annotation was computed. [2022-07-23 00:01:35,822 INFO L902 garLoopResultBuilder]: At program point pi_write_blockENTRY(lines 4541 4543) the Hoare annotation is: true [2022-07-23 00:01:35,822 INFO L899 garLoopResultBuilder]: For program point pi_write_blockFINAL(lines 4541 4543) no Hoare annotation was computed. [2022-07-23 00:01:35,822 INFO L902 garLoopResultBuilder]: At program point L3180(line 3180) the Hoare annotation is: true [2022-07-23 00:01:35,822 INFO L902 garLoopResultBuilder]: At program point IS_ERRENTRY(lines 3176 3183) the Hoare annotation is: true [2022-07-23 00:01:35,823 INFO L899 garLoopResultBuilder]: For program point IS_ERRFINAL(lines 3176 3183) no Hoare annotation was computed. [2022-07-23 00:01:35,823 INFO L899 garLoopResultBuilder]: For program point L3180-1(line 3180) no Hoare annotation was computed. [2022-07-23 00:01:35,823 INFO L899 garLoopResultBuilder]: For program point IS_ERREXIT(lines 3176 3183) no Hoare annotation was computed. [2022-07-23 00:01:35,826 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2022-07-23 00:01:35,827 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-23 00:01:35,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.07 12:01:35 BoogieIcfgContainer [2022-07-23 00:01:35,845 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-23 00:01:35,845 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-23 00:01:35,845 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-23 00:01:35,846 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-23 00:01:35,846 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 12:01:15" (3/4) ... [2022-07-23 00:01:35,848 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-23 00:01:35,853 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2022-07-23 00:01:35,853 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_release [2022-07-23 00:01:35,853 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_init [2022-07-23 00:01:35,853 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure write_reg [2022-07-23 00:01:35,853 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_sleep [2022-07-23 00:01:35,853 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_read_regr [2022-07-23 00:01:35,853 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure might_fault [2022-07-23 00:01:35,853 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_disconnect [2022-07-23 00:01:35,854 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_probe [2022-07-23 00:01:35,854 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure status_reg [2022-07-23 00:01:35,854 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_completion [2022-07-23 00:01:35,854 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DRIVE [2022-07-23 00:01:35,854 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2022-07-23 00:01:35,854 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_wait [2022-07-23 00:01:35,854 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-07-23 00:01:35,854 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_write [2022-07-23 00:01:35,854 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_connect [2022-07-23 00:01:35,854 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_to_user [2022-07-23 00:01:35,855 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2022-07-23 00:01:35,855 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_command [2022-07-23 00:01:35,855 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2022-07-23 00:01:35,855 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clear_bit [2022-07-23 00:01:35,855 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure read_reg [2022-07-23 00:01:35,855 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-07-23 00:01:35,855 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_unregister_chrdev_20 [2022-07-23 00:01:35,855 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_reset [2022-07-23 00:01:35,855 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-07-23 00:01:35,855 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2022-07-23 00:01:35,856 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2022-07-23 00:01:35,856 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xs [2022-07-23 00:01:35,856 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_identify [2022-07-23 00:01:35,856 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_write_block [2022-07-23 00:01:35,856 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2022-07-23 00:01:35,872 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 225 nodes and edges [2022-07-23 00:01:35,873 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 91 nodes and edges [2022-07-23 00:01:35,875 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-07-23 00:01:35,876 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-07-23 00:01:35,877 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-07-23 00:01:35,879 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-23 00:01:35,880 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-23 00:01:35,902 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 [2022-07-23 00:01:35,902 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 [2022-07-23 00:01:36,009 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-23 00:01:36,009 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-23 00:01:36,010 INFO L158 Benchmark]: Toolchain (without parser) took 23208.49ms. Allocated memory was 123.7MB in the beginning and 337.6MB in the end (delta: 213.9MB). Free memory was 79.2MB in the beginning and 188.6MB in the end (delta: -109.4MB). Peak memory consumption was 103.8MB. Max. memory is 16.1GB. [2022-07-23 00:01:36,010 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 123.7MB. Free memory is still 101.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 00:01:36,010 INFO L158 Benchmark]: CACSL2BoogieTranslator took 901.83ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 79.0MB in the beginning and 90.3MB in the end (delta: -11.3MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. [2022-07-23 00:01:36,010 INFO L158 Benchmark]: Boogie Procedure Inliner took 127.22ms. Allocated memory is still 148.9MB. Free memory was 90.3MB in the beginning and 81.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-23 00:01:36,011 INFO L158 Benchmark]: Boogie Preprocessor took 134.60ms. Allocated memory is still 148.9MB. Free memory was 81.9MB in the beginning and 73.5MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-23 00:01:36,011 INFO L158 Benchmark]: RCFGBuilder took 1609.40ms. Allocated memory was 148.9MB in the beginning and 220.2MB in the end (delta: 71.3MB). Free memory was 73.5MB in the beginning and 146.5MB in the end (delta: -73.0MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2022-07-23 00:01:36,011 INFO L158 Benchmark]: TraceAbstraction took 20265.14ms. Allocated memory was 220.2MB in the beginning and 337.6MB in the end (delta: 117.4MB). Free memory was 145.4MB in the beginning and 211.7MB in the end (delta: -66.2MB). Peak memory consumption was 179.5MB. Max. memory is 16.1GB. [2022-07-23 00:01:36,012 INFO L158 Benchmark]: Witness Printer took 163.86ms. Allocated memory is still 337.6MB. Free memory was 211.7MB in the beginning and 188.6MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-07-23 00:01:36,013 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 123.7MB. Free memory is still 101.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 901.83ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 79.0MB in the beginning and 90.3MB in the end (delta: -11.3MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 127.22ms. Allocated memory is still 148.9MB. Free memory was 90.3MB in the beginning and 81.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 134.60ms. Allocated memory is still 148.9MB. Free memory was 81.9MB in the beginning and 73.5MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1609.40ms. Allocated memory was 148.9MB in the beginning and 220.2MB in the end (delta: 71.3MB). Free memory was 73.5MB in the beginning and 146.5MB in the end (delta: -73.0MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. * TraceAbstraction took 20265.14ms. Allocated memory was 220.2MB in the beginning and 337.6MB in the end (delta: 117.4MB). Free memory was 145.4MB in the beginning and 211.7MB in the end (delta: -66.2MB). Peak memory consumption was 179.5MB. Max. memory is 16.1GB. * Witness Printer took 163.86ms. Allocated memory is still 337.6MB. Free memory was 211.7MB in the beginning and 188.6MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 3271]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 34 procedures, 492 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 20.2s, OverallIterations: 7, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 9.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1444 SdHoareTripleChecker+Valid, 9.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1334 mSDsluCounter, 11314 SdHoareTripleChecker+Invalid, 8.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6678 mSDsCounter, 289 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3026 IncrementalHoareTripleChecker+Invalid, 3315 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 289 mSolverCounterUnsat, 4636 mSDtfsCounter, 3026 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1233 GetRequests, 1188 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=779occurred in iteration=6, InterpolantAutomatonStates: 32, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 7 MinimizatonAttempts, 252 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 195 LocationsWithAnnotation, 3363 PreInvPairs, 3571 NumberOfFragments, 787 HoareAnnotationTreeSize, 3363 FomulaSimplifications, 840 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 195 FomulaSimplificationsInter, 1690 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 2082 NumberOfCodeBlocks, 2082 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2070 ConstructedInterpolants, 0 QuantifiedInterpolants, 3232 SizeOfPredicates, 0 NumberOfNonLiveVariables, 10019 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 12 InterpolantComputations, 7 PerfectInterpolantSequences, 1078/1083 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 4460]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3552]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4502]: Loop Invariant Derived loop invariant: ldv_spin == 0 && ldv_state_variable_1 == 0 - InvariantResult [Line: 4102]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4369]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4463]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3156]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3860]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4473]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4469]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4499]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4173]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 - InvariantResult [Line: 4511]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3726]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4102]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4518]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4466]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3576]: Loop Invariant Derived loop invariant: !(ldv_spin == 0) || tmp___0 == 0 - InvariantResult [Line: 3607]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3806]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3695]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4514]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4116]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3576]: Loop Invariant Derived loop invariant: !(ldv_spin == 0) || tmp___0 == 0 - InvariantResult [Line: 4102]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4531]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3194]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4552]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3189]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4476]: Loop Invariant Derived loop invariant: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 - InvariantResult [Line: 4030]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3860]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3898]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3833]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4493]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3806]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3170]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4487]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3324]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3726]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4168]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 - InvariantResult [Line: 4377]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4244]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3315]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4173]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 - InvariantResult [Line: 3695]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3944]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3434]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4244]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3335]: Loop Invariant Derived loop invariant: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4091]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3607]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3274]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3429]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4116]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4211]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4544]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4102]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4223]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3906]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3860]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3434]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4400]: Loop Invariant Derived loop invariant: ldv_spin == 0 RESULT: Ultimate proved your program to be correct! [2022-07-23 00:01:36,098 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE