./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 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y --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 0.2.1-dev-63182f1 [2021-11-13 18:18:31,662 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:18:31,665 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:18:31,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:18:31,728 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:18:31,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:18:31,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:18:31,738 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:18:31,740 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:18:31,746 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:18:31,747 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:18:31,749 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:18:31,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:18:31,752 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:18:31,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:18:31,762 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:18:31,764 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:18:31,765 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:18:31,767 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:18:31,775 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:18:31,777 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:18:31,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:18:31,782 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:18:31,783 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:18:31,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:18:31,792 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:18:31,792 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:18:31,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:18:31,795 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:18:31,797 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:18:31,797 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:18:31,798 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:18:31,800 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:18:31,801 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:18:31,803 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:18:31,803 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:18:31,804 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:18:31,805 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:18:31,805 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:18:31,806 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:18:31,806 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:18:31,807 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-13 18:18:31,850 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:18:31,850 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:18:31,865 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:18:31,865 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:18:31,867 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:18:31,867 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:18:31,868 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:18:31,868 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:18:31,868 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:18:31,869 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:18:31,870 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:18:31,870 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:18:31,870 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:18:31,871 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:18:31,871 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:18:31,871 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:18:31,871 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:18:31,871 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:18:31,872 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:18:31,872 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:18:31,872 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:18:31,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:18:31,872 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:18:31,873 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:18:31,873 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:18:31,873 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:18:31,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:18:31,874 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:18:31,874 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 18:18:31,875 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:18:31,876 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:18:31,876 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86380eb8807c8834472c3c5bc5f358e156df083f7e4b141cf7faa18b94c9fafb [2021-11-13 18:18:32,129 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:18:32,152 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:18:32,155 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:18:32,157 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:18:32,158 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:18:32,159 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/../../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 [2021-11-13 18:18:32,241 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/data/102afe522/5ce0192e6de0459bb7223cebaad41f89/FLAG4352b1a7e [2021-11-13 18:18:33,076 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:18:33,077 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/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 [2021-11-13 18:18:33,123 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/data/102afe522/5ce0192e6de0459bb7223cebaad41f89/FLAG4352b1a7e [2021-11-13 18:18:33,553 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/data/102afe522/5ce0192e6de0459bb7223cebaad41f89 [2021-11-13 18:18:33,555 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:18:33,556 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:18:33,557 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:18:33,558 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:18:33,565 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:18:33,565 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:18:33" (1/1) ... [2021-11-13 18:18:33,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34dffc2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:18:33, skipping insertion in model container [2021-11-13 18:18:33,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:18:33" (1/1) ... [2021-11-13 18:18:33,574 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:18:33,644 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:18:34,141 WARN L1236 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3070] [2021-11-13 18:18:34,149 WARN L1236 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3071-3072] [2021-11-13 18:18:34,360 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/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] [2021-11-13 18:18:34,803 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:18:34,847 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:18:35,002 WARN L1236 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3070] [2021-11-13 18:18:35,004 WARN L1236 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3071-3072] [2021-11-13 18:18:35,017 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/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] [2021-11-13 18:18:35,145 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:18:35,192 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:18:35,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:18:35 WrapperNode [2021-11-13 18:18:35,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:18:35,194 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:18:35,194 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:18:35,194 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:18:35,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:18:35" (1/1) ... [2021-11-13 18:18:35,252 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:18:35" (1/1) ... [2021-11-13 18:18:35,325 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:18:35,340 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:18:35,340 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:18:35,341 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:18:35,350 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:18:35" (1/1) ... [2021-11-13 18:18:35,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:18:35" (1/1) ... [2021-11-13 18:18:35,378 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:18:35" (1/1) ... [2021-11-13 18:18:35,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:18:35" (1/1) ... [2021-11-13 18:18:35,454 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:18:35" (1/1) ... [2021-11-13 18:18:35,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:18:35" (1/1) ... [2021-11-13 18:18:35,491 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:18:35" (1/1) ... [2021-11-13 18:18:35,511 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:18:35,512 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:18:35,512 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:18:35,512 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:18:35,515 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:18:35" (1/1) ... [2021-11-13 18:18:35,523 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:18:35,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:18:35,544 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:18:35,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:18:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2021-11-13 18:18:35,591 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2021-11-13 18:18:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2021-11-13 18:18:35,591 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2021-11-13 18:18:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2021-11-13 18:18:35,591 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2021-11-13 18:18:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2021-11-13 18:18:35,592 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2021-11-13 18:18:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-13 18:18:35,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-13 18:18:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 18:18:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2021-11-13 18:18:35,592 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2021-11-13 18:18:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-13 18:18:35,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-13 18:18:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure pg_sleep [2021-11-13 18:18:35,593 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_sleep [2021-11-13 18:18:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure pg_completion [2021-11-13 18:18:35,593 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_completion [2021-11-13 18:18:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 18:18:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-13 18:18:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-13 18:18:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure pg_wait [2021-11-13 18:18:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_wait [2021-11-13 18:18:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-13 18:18:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-13 18:18:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-13 18:18:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-13 18:18:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-13 18:18:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-13 18:18:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-13 18:18:35,596 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-13 18:18:35,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 18:18:35,628 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-13 18:18:35,628 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-13 18:18:35,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 18:18:35,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:18:35,628 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2021-11-13 18:18:35,628 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2021-11-13 18:18:35,629 INFO L130 BoogieDeclarations]: Found specification of procedure pg_write [2021-11-13 18:18:35,629 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_write [2021-11-13 18:18:35,629 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-13 18:18:35,629 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-11-13 18:18:35,629 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-11-13 18:18:35,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 18:18:35,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_20 [2021-11-13 18:18:35,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_20 [2021-11-13 18:18:35,629 INFO L130 BoogieDeclarations]: Found specification of procedure pg_reset [2021-11-13 18:18:35,630 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_reset [2021-11-13 18:18:35,630 INFO L130 BoogieDeclarations]: Found specification of procedure pg_identify [2021-11-13 18:18:35,630 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_identify [2021-11-13 18:18:35,630 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2021-11-13 18:18:35,630 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2021-11-13 18:18:35,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:18:35,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-13 18:18:35,630 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2021-11-13 18:18:35,630 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2021-11-13 18:18:35,631 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2021-11-13 18:18:35,631 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2021-11-13 18:18:35,631 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-13 18:18:35,631 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-13 18:18:35,631 INFO L130 BoogieDeclarations]: Found specification of procedure pg_probe [2021-11-13 18:18:35,631 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_probe [2021-11-13 18:18:35,631 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2021-11-13 18:18:35,631 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2021-11-13 18:18:35,631 INFO L130 BoogieDeclarations]: Found specification of procedure pg_command [2021-11-13 18:18:35,632 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_command [2021-11-13 18:18:35,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:18:35,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-13 18:18:35,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-13 18:18:35,632 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-13 18:18:35,632 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-13 18:18:35,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:18:35,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:18:35,632 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2021-11-13 18:18:35,633 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2021-11-13 18:18:35,633 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-13 18:18:35,633 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-13 18:18:36,444 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-13 18:18:38,571 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:18:38,571 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 18:18:38,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:18:38 BoogieIcfgContainer [2021-11-13 18:18:38,575 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:18:38,577 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:18:38,577 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:18:38,581 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:18:38,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:18:33" (1/3) ... [2021-11-13 18:18:38,582 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@614d5d3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:18:38, skipping insertion in model container [2021-11-13 18:18:38,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:18:35" (2/3) ... [2021-11-13 18:18:38,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@614d5d3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:18:38, skipping insertion in model container [2021-11-13 18:18:38,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:18:38" (3/3) ... [2021-11-13 18:18:38,585 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 [2021-11-13 18:18:38,590 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:18:38,591 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-13 18:18:38,644 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 18:18:38,650 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 18:18:38,651 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-13 18:18:38,679 INFO L276 IsEmpty]: Start isEmpty. Operand has 474 states, 343 states have (on average 1.3440233236151604) internal successors, (461), 351 states have internal predecessors, (461), 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) [2021-11-13 18:18:38,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-13 18:18:38,700 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:18:38,701 INFO L514 BasicCegarLoop]: 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] [2021-11-13 18:18:38,701 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:18:38,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:18:38,707 INFO L85 PathProgramCache]: Analyzing trace with hash -1342128774, now seen corresponding path program 1 times [2021-11-13 18:18:38,716 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:18:38,716 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925647289] [2021-11-13 18:18:38,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:18:38,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:18:39,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:39,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 18:18:39,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:39,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-13 18:18:39,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:39,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-13 18:18:39,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:39,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-13 18:18:39,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:39,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-11-13 18:18:39,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:39,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:18:39,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:39,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:18:39,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:39,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-13 18:18:39,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:39,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-13 18:18:39,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:39,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-13 18:18:39,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:39,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:18:39,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:39,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:18:39,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:39,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-11-13 18:18:39,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:39,802 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-13 18:18:39,803 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:18:39,803 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925647289] [2021-11-13 18:18:39,804 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925647289] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:18:39,804 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:18:39,804 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-13 18:18:39,806 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626879081] [2021-11-13 18:18:39,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:18:39,813 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-13 18:18:39,813 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:18:39,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-13 18:18:39,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-11-13 18:18:39,863 INFO L87 Difference]: Start difference. First operand has 474 states, 343 states have (on average 1.3440233236151604) internal successors, (461), 351 states have internal predecessors, (461), 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 10 states, 10 states have (on average 6.0) internal successors, (60), 6 states have internal predecessors, (60), 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) [2021-11-13 18:18:42,589 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:18:52,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:18:52,527 INFO L93 Difference]: Finished difference Result 1262 states and 1761 transitions. [2021-11-13 18:18:52,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-13 18:18:52,532 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.0) internal successors, (60), 6 states have internal predecessors, (60), 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 96 [2021-11-13 18:18:52,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:18:52,567 INFO L225 Difference]: With dead ends: 1262 [2021-11-13 18:18:52,572 INFO L226 Difference]: Without dead ends: 749 [2021-11-13 18:18:52,587 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2021-11-13 18:18:52,597 INFO L933 BasicCegarLoop]: 748 mSDtfsCounter, 650 mSDsluCounter, 3649 mSDsCounter, 0 mSdLazyCounter, 1491 mSolverCounterSat, 352 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11776.85ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 714 SdHoareTripleChecker+Valid, 4397 SdHoareTripleChecker+Invalid, 1843 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 59.42ms SdHoareTripleChecker+Time, 352 IncrementalHoareTripleChecker+Valid, 1491 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12307.32ms IncrementalHoareTripleChecker+Time [2021-11-13 18:18:52,598 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [714 Valid, 4397 Invalid, 1843 Unknown, 0 Unchecked, 59.42ms Time], IncrementalHoareTripleChecker [352 Valid, 1491 Invalid, 0 Unknown, 0 Unchecked, 12307.32ms Time] [2021-11-13 18:18:52,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2021-11-13 18:18:52,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 717. [2021-11-13 18:18:52,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 717 states, 514 states have (on average 1.311284046692607) internal successors, (674), 519 states have internal predecessors, (674), 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) [2021-11-13 18:18:52,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 717 states and 973 transitions. [2021-11-13 18:18:52,759 INFO L78 Accepts]: Start accepts. Automaton has 717 states and 973 transitions. Word has length 96 [2021-11-13 18:18:52,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:18:52,761 INFO L470 AbstractCegarLoop]: Abstraction has 717 states and 973 transitions. [2021-11-13 18:18:52,761 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.0) internal successors, (60), 6 states have internal predecessors, (60), 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) [2021-11-13 18:18:52,761 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 973 transitions. [2021-11-13 18:18:52,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-13 18:18:52,775 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:18:52,775 INFO L514 BasicCegarLoop]: 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] [2021-11-13 18:18:52,775 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 18:18:52,776 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:18:52,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:18:52,777 INFO L85 PathProgramCache]: Analyzing trace with hash -2041568835, now seen corresponding path program 1 times [2021-11-13 18:18:52,777 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:18:52,777 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5522342] [2021-11-13 18:18:52,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:18:52,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:18:52,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:52,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 18:18:52,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:52,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-13 18:18:52,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:52,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-13 18:18:52,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:52,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-13 18:18:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:53,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-11-13 18:18:53,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:53,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-13 18:18:53,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:53,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-13 18:18:53,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:53,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:18:53,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:53,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:18:53,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:53,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-13 18:18:53,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:53,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-13 18:18:53,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:53,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-13 18:18:53,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:53,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:18:53,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:53,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:18:53,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:53,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-13 18:18:53,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:53,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:18:53,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:53,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-13 18:18:53,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:53,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:18:53,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:53,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-13 18:18:53,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:53,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:18:53,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:53,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-11-13 18:18:53,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:53,273 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-13 18:18:53,274 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:18:53,274 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5522342] [2021-11-13 18:18:53,274 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5522342] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:18:53,275 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:18:53,275 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 18:18:53,275 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485153364] [2021-11-13 18:18:53,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:18:53,278 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:18:53,278 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:18:53,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:18:53,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:18:53,280 INFO L87 Difference]: Start difference. First operand 717 states and 973 transitions. Second operand has 6 states, 6 states have (on average 16.0) internal successors, (96), 3 states have internal predecessors, (96), 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) [2021-11-13 18:18:57,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:18:57,391 INFO L93 Difference]: Finished difference Result 1434 states and 1959 transitions. [2021-11-13 18:18:57,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 18:18:57,393 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 3 states have internal predecessors, (96), 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 166 [2021-11-13 18:18:57,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:18:57,399 INFO L225 Difference]: With dead ends: 1434 [2021-11-13 18:18:57,400 INFO L226 Difference]: Without dead ends: 749 [2021-11-13 18:18:57,402 INFO L932 BasicCegarLoop]: 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 [2021-11-13 18:18:57,403 INFO L933 BasicCegarLoop]: 571 mSDtfsCounter, 208 mSDsluCounter, 992 mSDsCounter, 0 mSdLazyCounter, 491 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3765.35ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 229 SdHoareTripleChecker+Valid, 1563 SdHoareTripleChecker+Invalid, 691 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 15.04ms SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 491 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4015.47ms IncrementalHoareTripleChecker+Time [2021-11-13 18:18:57,403 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [229 Valid, 1563 Invalid, 691 Unknown, 0 Unchecked, 15.04ms Time], IncrementalHoareTripleChecker [200 Valid, 491 Invalid, 0 Unknown, 0 Unchecked, 4015.47ms Time] [2021-11-13 18:18:57,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2021-11-13 18:18:57,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 719. [2021-11-13 18:18:57,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 719 states, 516 states have (on average 1.310077519379845) internal successors, (676), 521 states have internal predecessors, (676), 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) [2021-11-13 18:18:57,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 719 states and 975 transitions. [2021-11-13 18:18:57,456 INFO L78 Accepts]: Start accepts. Automaton has 719 states and 975 transitions. Word has length 166 [2021-11-13 18:18:57,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:18:57,457 INFO L470 AbstractCegarLoop]: Abstraction has 719 states and 975 transitions. [2021-11-13 18:18:57,457 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 3 states have internal predecessors, (96), 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) [2021-11-13 18:18:57,457 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 975 transitions. [2021-11-13 18:18:57,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-13 18:18:57,463 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:18:57,464 INFO L514 BasicCegarLoop]: 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] [2021-11-13 18:18:57,464 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 18:18:57,464 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:18:57,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:18:57,465 INFO L85 PathProgramCache]: Analyzing trace with hash 557447576, now seen corresponding path program 1 times [2021-11-13 18:18:57,465 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:18:57,465 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89777034] [2021-11-13 18:18:57,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:18:57,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:18:57,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:57,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 18:18:57,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:57,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-13 18:18:57,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:57,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-13 18:18:57,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:57,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-13 18:18:57,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:57,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-13 18:18:57,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:57,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-11-13 18:18:57,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:57,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-13 18:18:57,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:57,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-11-13 18:18:57,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:57,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:18:57,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:57,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:18:57,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:57,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-13 18:18:57,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:57,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-13 18:18:57,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:57,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-13 18:18:57,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:57,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:18:57,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:57,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:18:57,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:57,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-13 18:18:57,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:57,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:18:57,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:57,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-13 18:18:57,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:57,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:18:57,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:57,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-13 18:18:57,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:57,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:18:57,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:57,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-11-13 18:18:57,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:57,927 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-13 18:18:57,927 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:18:57,927 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89777034] [2021-11-13 18:18:57,927 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [89777034] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:18:57,928 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [446216099] [2021-11-13 18:18:57,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:18:57,928 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:18:57,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:18:57,930 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:18:57,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-13 18:18:58,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:58,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 1736 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-13 18:18:58,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:18:58,824 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2021-11-13 18:18:58,825 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:18:58,825 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [446216099] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:18:58,825 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-13 18:18:58,826 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2021-11-13 18:18:58,826 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010051154] [2021-11-13 18:18:58,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:18:58,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:18:58,827 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:18:58,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:18:58,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:18:58,828 INFO L87 Difference]: Start difference. First operand 719 states and 975 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 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) [2021-11-13 18:18:58,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:18:58,878 INFO L93 Difference]: Finished difference Result 1407 states and 1915 transitions. [2021-11-13 18:18:58,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:18:58,878 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 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 175 [2021-11-13 18:18:58,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:18:58,886 INFO L225 Difference]: With dead ends: 1407 [2021-11-13 18:18:58,886 INFO L226 Difference]: Without dead ends: 720 [2021-11-13 18:18:58,890 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:18:58,891 INFO L933 BasicCegarLoop]: 613 mSDtfsCounter, 0 mSDsluCounter, 608 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.90ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1221 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.58ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.88ms IncrementalHoareTripleChecker+Time [2021-11-13 18:18:58,892 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 1221 Invalid, 6 Unknown, 0 Unchecked, 3.58ms Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 6.88ms Time] [2021-11-13 18:18:58,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 720 states. [2021-11-13 18:18:58,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 720 to 720. [2021-11-13 18:18:58,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 720 states, 517 states have (on average 1.309477756286267) internal successors, (677), 522 states have internal predecessors, (677), 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) [2021-11-13 18:18:58,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 720 states and 976 transitions. [2021-11-13 18:18:58,986 INFO L78 Accepts]: Start accepts. Automaton has 720 states and 976 transitions. Word has length 175 [2021-11-13 18:18:58,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:18:58,986 INFO L470 AbstractCegarLoop]: Abstraction has 720 states and 976 transitions. [2021-11-13 18:18:58,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 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) [2021-11-13 18:18:58,987 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 976 transitions. [2021-11-13 18:18:58,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-13 18:18:58,994 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:18:58,994 INFO L514 BasicCegarLoop]: 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] [2021-11-13 18:18:59,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:18:59,222 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:18:59,223 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:18:59,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:18:59,223 INFO L85 PathProgramCache]: Analyzing trace with hash -1383134438, now seen corresponding path program 1 times [2021-11-13 18:18:59,223 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:18:59,223 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696194525] [2021-11-13 18:18:59,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:18:59,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:18:59,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:59,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 18:18:59,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:59,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-13 18:18:59,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:59,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-13 18:18:59,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:59,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-13 18:18:59,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:59,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-13 18:18:59,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:59,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-11-13 18:18:59,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:59,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-13 18:18:59,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:59,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-11-13 18:18:59,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:59,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:18:59,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:59,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:18:59,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:59,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-13 18:18:59,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:59,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-13 18:18:59,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:59,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-13 18:18:59,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:59,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:18:59,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:59,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:18:59,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:59,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-13 18:18:59,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:59,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:18:59,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:59,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-13 18:18:59,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:59,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:18:59,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:59,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-13 18:18:59,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:59,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:18:59,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:59,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-11-13 18:18:59,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:18:59,574 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-13 18:18:59,574 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:18:59,574 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696194525] [2021-11-13 18:18:59,575 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696194525] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:18:59,575 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [745526135] [2021-11-13 18:18:59,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:18:59,575 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:18:59,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:18:59,576 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:18:59,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-13 18:19:00,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:00,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 1739 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-13 18:19:00,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:19:00,536 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-13 18:19:00,536 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:19:00,537 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [745526135] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:19:00,537 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-13 18:19:00,537 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2021-11-13 18:19:00,537 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955568556] [2021-11-13 18:19:00,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:19:00,539 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:19:00,539 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:19:00,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:19:00,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:19:00,541 INFO L87 Difference]: Start difference. First operand 720 states and 976 transitions. Second operand has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 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) [2021-11-13 18:19:00,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:19:00,591 INFO L93 Difference]: Finished difference Result 1432 states and 1953 transitions. [2021-11-13 18:19:00,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:19:00,592 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 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 175 [2021-11-13 18:19:00,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:19:00,600 INFO L225 Difference]: With dead ends: 1432 [2021-11-13 18:19:00,600 INFO L226 Difference]: Without dead ends: 744 [2021-11-13 18:19:00,605 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:19:00,611 INFO L933 BasicCegarLoop]: 619 mSDtfsCounter, 11 mSDsluCounter, 609 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.84ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 1228 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.15ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.16ms IncrementalHoareTripleChecker+Time [2021-11-13 18:19:00,612 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 1228 Invalid, 8 Unknown, 0 Unchecked, 4.15ms Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 8.16ms Time] [2021-11-13 18:19:00,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 744 states. [2021-11-13 18:19:00,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 744 to 722. [2021-11-13 18:19:00,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 722 states, 519 states have (on average 1.3082851637764932) internal successors, (679), 524 states have internal predecessors, (679), 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) [2021-11-13 18:19:00,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 722 states and 978 transitions. [2021-11-13 18:19:00,674 INFO L78 Accepts]: Start accepts. Automaton has 722 states and 978 transitions. Word has length 175 [2021-11-13 18:19:00,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:19:00,675 INFO L470 AbstractCegarLoop]: Abstraction has 722 states and 978 transitions. [2021-11-13 18:19:00,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 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) [2021-11-13 18:19:00,676 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 978 transitions. [2021-11-13 18:19:00,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-13 18:19:00,681 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:19:00,681 INFO L514 BasicCegarLoop]: 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] [2021-11-13 18:19:00,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-13 18:19:00,894 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:19:00,895 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:19:00,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:19:00,895 INFO L85 PathProgramCache]: Analyzing trace with hash -1426327949, now seen corresponding path program 1 times [2021-11-13 18:19:00,895 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:19:00,895 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787634940] [2021-11-13 18:19:00,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:00,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:19:00,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:01,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 18:19:01,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:01,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-13 18:19:01,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:01,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-13 18:19:01,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:01,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-13 18:19:01,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:01,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-13 18:19:01,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:01,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-13 18:19:01,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:01,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-13 18:19:01,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:01,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-13 18:19:01,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:01,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-11-13 18:19:01,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:01,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:19:01,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:01,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:19:01,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:01,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-13 18:19:01,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:01,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-13 18:19:01,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:01,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-13 18:19:01,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:01,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:19:01,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:01,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:19:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:01,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-13 18:19:01,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:01,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:19:01,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:01,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-13 18:19:01,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:01,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:19:01,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:01,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-13 18:19:01,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:01,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:19:01,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:01,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-11-13 18:19:01,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:01,228 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-13 18:19:01,228 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:19:01,229 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787634940] [2021-11-13 18:19:01,229 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787634940] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:19:01,229 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1952296452] [2021-11-13 18:19:01,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:01,229 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:19:01,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:19:01,231 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:19:01,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-13 18:19:01,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:01,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 1812 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-13 18:19:01,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:19:02,107 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-13 18:19:02,108 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:19:02,108 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1952296452] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:19:02,108 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-13 18:19:02,108 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2021-11-13 18:19:02,108 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781232721] [2021-11-13 18:19:02,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:19:02,109 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:19:02,109 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:19:02,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:19:02,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:19:02,110 INFO L87 Difference]: Start difference. First operand 722 states and 978 transitions. Second operand has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 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) [2021-11-13 18:19:02,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:19:02,182 INFO L93 Difference]: Finished difference Result 1422 states and 1934 transitions. [2021-11-13 18:19:02,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:19:02,183 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 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 180 [2021-11-13 18:19:02,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:19:02,191 INFO L225 Difference]: With dead ends: 1422 [2021-11-13 18:19:02,192 INFO L226 Difference]: Without dead ends: 732 [2021-11-13 18:19:02,197 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 223 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:19:02,198 INFO L933 BasicCegarLoop]: 609 mSDtfsCounter, 9 mSDsluCounter, 603 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.31ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 1212 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.89ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.91ms IncrementalHoareTripleChecker+Time [2021-11-13 18:19:02,202 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 1212 Invalid, 17 Unknown, 0 Unchecked, 6.89ms Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 26.91ms Time] [2021-11-13 18:19:02,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 732 states. [2021-11-13 18:19:02,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 732 to 724. [2021-11-13 18:19:02,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 724 states, 521 states have (on average 1.307101727447217) internal successors, (681), 526 states have internal predecessors, (681), 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) [2021-11-13 18:19:02,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 724 states and 980 transitions. [2021-11-13 18:19:02,240 INFO L78 Accepts]: Start accepts. Automaton has 724 states and 980 transitions. Word has length 180 [2021-11-13 18:19:02,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:19:02,241 INFO L470 AbstractCegarLoop]: Abstraction has 724 states and 980 transitions. [2021-11-13 18:19:02,241 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 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) [2021-11-13 18:19:02,241 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 980 transitions. [2021-11-13 18:19:02,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-13 18:19:02,246 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:19:02,246 INFO L514 BasicCegarLoop]: 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] [2021-11-13 18:19:02,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-13 18:19:02,461 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:19:02,461 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:19:02,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:19:02,462 INFO L85 PathProgramCache]: Analyzing trace with hash -1903544546, now seen corresponding path program 1 times [2021-11-13 18:19:02,462 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:19:02,462 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [793793617] [2021-11-13 18:19:02,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:02,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:19:02,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:02,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 18:19:02,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:02,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-13 18:19:02,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:02,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-13 18:19:02,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:02,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-13 18:19:02,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:02,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-13 18:19:02,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:02,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-13 18:19:02,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:02,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-13 18:19:02,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:02,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-13 18:19:02,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:02,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-13 18:19:02,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:02,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:19:02,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:02,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:19:02,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:02,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-13 18:19:02,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:02,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-13 18:19:02,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:02,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-13 18:19:02,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:02,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:19:02,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:02,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:19:02,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:02,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-13 18:19:02,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:02,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:19:02,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:02,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-13 18:19:02,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:02,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:19:02,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:02,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-13 18:19:02,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:02,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:19:02,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:02,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-11-13 18:19:02,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:02,823 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-13 18:19:02,823 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:19:02,823 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [793793617] [2021-11-13 18:19:02,823 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [793793617] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:19:02,823 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1586190536] [2021-11-13 18:19:02,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:02,824 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:19:02,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:19:02,825 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:19:02,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-13 18:19:03,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:03,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 1823 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 18:19:03,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:19:03,737 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-13 18:19:03,737 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:19:03,737 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1586190536] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:19:03,738 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-13 18:19:03,738 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2021-11-13 18:19:03,738 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024824205] [2021-11-13 18:19:03,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:19:03,739 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:19:03,739 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:19:03,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:19:03,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:19:03,739 INFO L87 Difference]: Start difference. First operand 724 states and 980 transitions. Second operand has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 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) [2021-11-13 18:19:03,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:19:03,794 INFO L93 Difference]: Finished difference Result 1597 states and 2195 transitions. [2021-11-13 18:19:03,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:19:03,795 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 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 184 [2021-11-13 18:19:03,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:19:03,802 INFO L225 Difference]: With dead ends: 1597 [2021-11-13 18:19:03,802 INFO L226 Difference]: Without dead ends: 905 [2021-11-13 18:19:03,805 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:19:03,807 INFO L933 BasicCegarLoop]: 667 mSDtfsCounter, 168 mSDsluCounter, 599 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.59ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 1266 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.98ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.94ms IncrementalHoareTripleChecker+Time [2021-11-13 18:19:03,807 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [190 Valid, 1266 Invalid, 7 Unknown, 0 Unchecked, 3.98ms Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 8.94ms Time] [2021-11-13 18:19:03,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 905 states. [2021-11-13 18:19:03,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 905 to 750. [2021-11-13 18:19:03,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 750 states, 541 states have (on average 1.310536044362292) internal successors, (709), 546 states have internal predecessors, (709), 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) [2021-11-13 18:19:03,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 750 states and 1020 transitions. [2021-11-13 18:19:03,855 INFO L78 Accepts]: Start accepts. Automaton has 750 states and 1020 transitions. Word has length 184 [2021-11-13 18:19:03,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:19:03,856 INFO L470 AbstractCegarLoop]: Abstraction has 750 states and 1020 transitions. [2021-11-13 18:19:03,857 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 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) [2021-11-13 18:19:03,857 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1020 transitions. [2021-11-13 18:19:03,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-13 18:19:03,863 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:19:03,863 INFO L514 BasicCegarLoop]: 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] [2021-11-13 18:19:03,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-13 18:19:04,086 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:19:04,087 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:19:04,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:19:04,087 INFO L85 PathProgramCache]: Analyzing trace with hash 1846550176, now seen corresponding path program 1 times [2021-11-13 18:19:04,087 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:19:04,087 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390845160] [2021-11-13 18:19:04,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:04,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:19:04,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:04,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 18:19:04,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:04,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-13 18:19:04,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:04,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-13 18:19:04,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:04,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-13 18:19:04,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:04,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-13 18:19:04,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:04,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-13 18:19:04,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:04,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-13 18:19:04,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:04,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-13 18:19:04,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:04,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-13 18:19:04,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:04,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:19:04,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:04,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:19:04,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:04,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-13 18:19:04,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:04,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-13 18:19:04,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:04,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-13 18:19:04,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:04,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:19:04,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:04,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:19:04,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:04,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-13 18:19:04,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:04,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:19:04,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:04,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-13 18:19:04,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:04,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:19:04,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:04,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-13 18:19:04,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:04,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:19:04,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:04,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-11-13 18:19:04,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:04,412 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-13 18:19:04,412 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:19:04,412 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390845160] [2021-11-13 18:19:04,413 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390845160] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:19:04,413 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1254469372] [2021-11-13 18:19:04,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:04,413 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:19:04,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:19:04,414 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:19:04,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-13 18:19:04,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:04,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 1824 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 18:19:04,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:19:05,420 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2021-11-13 18:19:05,420 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:19:05,421 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1254469372] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:19:05,421 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-13 18:19:05,421 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2021-11-13 18:19:05,421 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668093320] [2021-11-13 18:19:05,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:19:05,422 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:19:05,422 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:19:05,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:19:05,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:19:05,423 INFO L87 Difference]: Start difference. First operand 750 states and 1020 transitions. Second operand has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 2 states have internal predecessors, (109), 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) [2021-11-13 18:19:05,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:19:05,457 INFO L93 Difference]: Finished difference Result 750 states and 1020 transitions. [2021-11-13 18:19:05,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:19:05,458 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 2 states have internal predecessors, (109), 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 184 [2021-11-13 18:19:05,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:19:05,459 INFO L225 Difference]: With dead ends: 750 [2021-11-13 18:19:05,459 INFO L226 Difference]: Without dead ends: 0 [2021-11-13 18:19:05,462 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:19:05,462 INFO L933 BasicCegarLoop]: 610 mSDtfsCounter, 462 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.02ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 462 SdHoareTripleChecker+Valid, 610 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.47ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.03ms IncrementalHoareTripleChecker+Time [2021-11-13 18:19:05,463 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [462 Valid, 610 Invalid, 1 Unknown, 0 Unchecked, 2.47ms Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 1.03ms Time] [2021-11-13 18:19:05,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-13 18:19:05,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-13 18:19:05,464 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) [2021-11-13 18:19:05,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-13 18:19:05,464 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 184 [2021-11-13 18:19:05,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:19:05,464 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 18:19:05,465 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 2 states have internal predecessors, (109), 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) [2021-11-13 18:19:05,465 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-13 18:19:05,465 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-13 18:19:05,467 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-13 18:19:05,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-13 18:19:05,686 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:19:05,688 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-13 18:19:07,667 INFO L861 garLoopResultBuilder]: At program point L4467(lines 4466 4468) the Hoare annotation is: true [2021-11-13 18:19:07,667 INFO L858 garLoopResultBuilder]: For program point copy_from_userFINAL(lines 3356 3379) no Hoare annotation was computed. [2021-11-13 18:19:07,667 INFO L861 garLoopResultBuilder]: At program point L3372(line 3372) the Hoare annotation is: true [2021-11-13 18:19:07,667 INFO L861 garLoopResultBuilder]: At program point L3370(line 3370) the Hoare annotation is: true [2021-11-13 18:19:07,668 INFO L858 garLoopResultBuilder]: For program point L3371(lines 3371 3375) no Hoare annotation was computed. [2021-11-13 18:19:07,668 INFO L858 garLoopResultBuilder]: For program point L3372-1(line 3372) no Hoare annotation was computed. [2021-11-13 18:19:07,668 INFO L861 garLoopResultBuilder]: At program point L3368(line 3368) the Hoare annotation is: true [2021-11-13 18:19:07,668 INFO L858 garLoopResultBuilder]: For program point L3370-1(line 3370) no Hoare annotation was computed. [2021-11-13 18:19:07,668 INFO L858 garLoopResultBuilder]: For program point L3371-2(lines 3367 3376) no Hoare annotation was computed. [2021-11-13 18:19:07,668 INFO L861 garLoopResultBuilder]: At program point copy_from_userENTRY(lines 3356 3379) the Hoare annotation is: true [2021-11-13 18:19:07,668 INFO L858 garLoopResultBuilder]: For program point L3366(line 3366) no Hoare annotation was computed. [2021-11-13 18:19:07,668 INFO L858 garLoopResultBuilder]: For program point L3367(lines 3367 3376) no Hoare annotation was computed. [2021-11-13 18:19:07,668 INFO L858 garLoopResultBuilder]: For program point L3368-1(line 3368) no Hoare annotation was computed. [2021-11-13 18:19:07,668 INFO L861 garLoopResultBuilder]: At program point L3365-1(line 3365) the Hoare annotation is: true [2021-11-13 18:19:07,668 INFO L861 garLoopResultBuilder]: At program point L3365(line 3365) the Hoare annotation is: true [2021-11-13 18:19:07,668 INFO L858 garLoopResultBuilder]: For program point copy_from_userEXIT(lines 3356 3379) no Hoare annotation was computed. [2021-11-13 18:19:07,669 INFO L861 garLoopResultBuilder]: At program point pi_releaseENTRY(lines 4538 4540) the Hoare annotation is: true [2021-11-13 18:19:07,669 INFO L858 garLoopResultBuilder]: For program point pi_releaseFINAL(lines 4538 4540) no Hoare annotation was computed. [2021-11-13 18:19:07,669 INFO L858 garLoopResultBuilder]: For program point pi_releaseEXIT(lines 4538 4540) no Hoare annotation was computed. [2021-11-13 18:19:07,669 INFO L858 garLoopResultBuilder]: For program point pi_initEXIT(lines 4528 4530) no Hoare annotation was computed. [2021-11-13 18:19:07,669 INFO L861 garLoopResultBuilder]: At program point pi_initENTRY(lines 4528 4530) the Hoare annotation is: true [2021-11-13 18:19:07,669 INFO L858 garLoopResultBuilder]: For program point pi_initFINAL(lines 4528 4530) no Hoare annotation was computed. [2021-11-13 18:19:07,669 INFO L861 garLoopResultBuilder]: At program point L4545(lines 4544 4546) the Hoare annotation is: true [2021-11-13 18:19:07,669 INFO L858 garLoopResultBuilder]: For program point write_regFINAL(lines 3477 3483) no Hoare annotation was computed. [2021-11-13 18:19:07,669 INFO L861 garLoopResultBuilder]: At program point write_regENTRY(lines 3477 3483) the Hoare annotation is: true [2021-11-13 18:19:07,669 INFO L858 garLoopResultBuilder]: For program point write_regEXIT(lines 3477 3483) no Hoare annotation was computed. [2021-11-13 18:19:07,669 INFO L858 garLoopResultBuilder]: For program point pg_sleepEXIT(lines 3490 3496) no Hoare annotation was computed. [2021-11-13 18:19:07,669 INFO L861 garLoopResultBuilder]: At program point L4553(lines 4552 4554) the Hoare annotation is: true [2021-11-13 18:19:07,669 INFO L861 garLoopResultBuilder]: At program point pg_sleepENTRY(lines 3490 3496) the Hoare annotation is: true [2021-11-13 18:19:07,670 INFO L858 garLoopResultBuilder]: For program point pg_sleepFINAL(lines 3490 3496) no Hoare annotation was computed. [2021-11-13 18:19:07,670 INFO L861 garLoopResultBuilder]: At program point pi_read_regrENTRY(lines 4535 4537) the Hoare annotation is: true [2021-11-13 18:19:07,670 INFO L858 garLoopResultBuilder]: For program point pi_read_regrFINAL(lines 4535 4537) no Hoare annotation was computed. [2021-11-13 18:19:07,670 INFO L858 garLoopResultBuilder]: For program point pi_read_regrEXIT(lines 4535 4537) no Hoare annotation was computed. [2021-11-13 18:19:07,670 INFO L861 garLoopResultBuilder]: At program point might_faultFINAL(lines 4508 4510) the Hoare annotation is: true [2021-11-13 18:19:07,670 INFO L858 garLoopResultBuilder]: For program point might_faultEXIT(lines 4508 4510) no Hoare annotation was computed. [2021-11-13 18:19:07,670 INFO L861 garLoopResultBuilder]: At program point pi_disconnectENTRY(lines 4524 4526) the Hoare annotation is: true [2021-11-13 18:19:07,670 INFO L858 garLoopResultBuilder]: For program point pi_disconnectFINAL(lines 4524 4526) no Hoare annotation was computed. [2021-11-13 18:19:07,670 INFO L858 garLoopResultBuilder]: For program point pi_disconnectEXIT(lines 4524 4526) no Hoare annotation was computed. [2021-11-13 18:19:07,670 INFO L858 garLoopResultBuilder]: For program point pg_probeEXIT(lines 3799 3832) no Hoare annotation was computed. [2021-11-13 18:19:07,670 INFO L858 garLoopResultBuilder]: For program point L3824(lines 3824 3828) no Hoare annotation was computed. [2021-11-13 18:19:07,670 INFO L858 garLoopResultBuilder]: For program point L3818(lines 3818 3821) no Hoare annotation was computed. [2021-11-13 18:19:07,671 INFO L861 garLoopResultBuilder]: At program point L3812(line 3812) the Hoare annotation is: true [2021-11-13 18:19:07,671 INFO L858 garLoopResultBuilder]: For program point L3810(line 3810) no Hoare annotation was computed. [2021-11-13 18:19:07,671 INFO L858 garLoopResultBuilder]: For program point L3812-1(line 3812) no Hoare annotation was computed. [2021-11-13 18:19:07,671 INFO L858 garLoopResultBuilder]: For program point pg_probeFINAL(lines 3799 3832) no Hoare annotation was computed. [2021-11-13 18:19:07,671 INFO L858 garLoopResultBuilder]: For program point L3806(lines 3806 3829) no Hoare annotation was computed. [2021-11-13 18:19:07,671 INFO L858 garLoopResultBuilder]: For program point L3806-2(lines 3806 3829) no Hoare annotation was computed. [2021-11-13 18:19:07,671 INFO L854 garLoopResultBuilder]: At program point pg_probeENTRY(lines 3799 3832) 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|))) [2021-11-13 18:19:07,671 INFO L858 garLoopResultBuilder]: For program point L3825-1(line 3825) no Hoare annotation was computed. [2021-11-13 18:19:07,671 INFO L861 garLoopResultBuilder]: At program point L3825(line 3825) the Hoare annotation is: true [2021-11-13 18:19:07,671 INFO L858 garLoopResultBuilder]: For program point L3823-1(line 3823) no Hoare annotation was computed. [2021-11-13 18:19:07,671 INFO L854 garLoopResultBuilder]: At program point L3823(line 3823) 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|))) [2021-11-13 18:19:07,671 INFO L861 garLoopResultBuilder]: At program point L3819(lines 3806 3822) the Hoare annotation is: true [2021-11-13 18:19:07,672 INFO L861 garLoopResultBuilder]: At program point L3817(lines 3806 3822) the Hoare annotation is: true [2021-11-13 18:19:07,672 INFO L858 garLoopResultBuilder]: For program point L3811(lines 3811 3815) no Hoare annotation was computed. [2021-11-13 18:19:07,672 INFO L858 garLoopResultBuilder]: For program point L3465-1(line 3465) no Hoare annotation was computed. [2021-11-13 18:19:07,672 INFO L861 garLoopResultBuilder]: At program point L3465(line 3465) the Hoare annotation is: true [2021-11-13 18:19:07,672 INFO L858 garLoopResultBuilder]: For program point status_regEXIT(lines 3461 3468) no Hoare annotation was computed. [2021-11-13 18:19:07,672 INFO L861 garLoopResultBuilder]: At program point status_regENTRY(lines 3461 3468) the Hoare annotation is: true [2021-11-13 18:19:07,672 INFO L858 garLoopResultBuilder]: For program point status_regFINAL(lines 3461 3468) no Hoare annotation was computed. [2021-11-13 18:19:07,673 INFO L861 garLoopResultBuilder]: At program point L3640(line 3640) the Hoare annotation is: true [2021-11-13 18:19:07,674 INFO L858 garLoopResultBuilder]: For program point L3640-1(line 3640) no Hoare annotation was computed. [2021-11-13 18:19:07,675 INFO L858 garLoopResultBuilder]: For program point L3636(lines 3636 3639) no Hoare annotation was computed. [2021-11-13 18:19:07,675 INFO L861 garLoopResultBuilder]: At program point L4532(lines 4531 4533) the Hoare annotation is: true [2021-11-13 18:19:07,675 INFO L861 garLoopResultBuilder]: At program point L3616(line 3616) the Hoare annotation is: true [2021-11-13 18:19:07,675 INFO L858 garLoopResultBuilder]: For program point L3616-1(line 3616) no Hoare annotation was computed. [2021-11-13 18:19:07,675 INFO L858 garLoopResultBuilder]: For program point L3612(line 3612) no Hoare annotation was computed. [2021-11-13 18:19:07,675 INFO L854 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)|)) (not (= ~ldv_spin~0 0))) [2021-11-13 18:19:07,676 INFO L858 garLoopResultBuilder]: For program point L3608-1(line 3608) no Hoare annotation was computed. [2021-11-13 18:19:07,676 INFO L861 garLoopResultBuilder]: At program point L3637(lines 3607 3642) the Hoare annotation is: true [2021-11-13 18:19:07,676 INFO L858 garLoopResultBuilder]: For program point L3633-1(line 3633) no Hoare annotation was computed. [2021-11-13 18:19:07,676 INFO L861 garLoopResultBuilder]: At program point L3633(line 3633) the Hoare annotation is: true [2021-11-13 18:19:07,676 INFO L858 garLoopResultBuilder]: For program point L3613-1(line 3613) no Hoare annotation was computed. [2021-11-13 18:19:07,676 INFO L861 garLoopResultBuilder]: At program point L3613(line 3613) the Hoare annotation is: true [2021-11-13 18:19:07,676 INFO L861 garLoopResultBuilder]: At program point L3634(lines 3607 3642) the Hoare annotation is: true [2021-11-13 18:19:07,677 INFO L858 garLoopResultBuilder]: For program point pg_completionFINAL(lines 3597 3643) no Hoare annotation was computed. [2021-11-13 18:19:07,677 INFO L858 garLoopResultBuilder]: For program point L3626-1(lines 3626 3630) no Hoare annotation was computed. [2021-11-13 18:19:07,677 INFO L858 garLoopResultBuilder]: For program point L3622-1(lines 3607 3642) no Hoare annotation was computed. [2021-11-13 18:19:07,677 INFO L858 garLoopResultBuilder]: For program point L3618(lines 3618 3621) no Hoare annotation was computed. [2021-11-13 18:19:07,677 INFO L858 garLoopResultBuilder]: For program point L3618-2(lines 3607 3642) no Hoare annotation was computed. [2021-11-13 18:19:07,677 INFO L858 garLoopResultBuilder]: For program point L3635(line 3635) no Hoare annotation was computed. [2021-11-13 18:19:07,677 INFO L858 garLoopResultBuilder]: For program point pg_completionEXIT(lines 3597 3643) no Hoare annotation was computed. [2021-11-13 18:19:07,678 INFO L854 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)|)) (not (= ~ldv_spin~0 0))) [2021-11-13 18:19:07,678 INFO L858 garLoopResultBuilder]: For program point L3627(line 3627) no Hoare annotation was computed. [2021-11-13 18:19:07,678 INFO L858 garLoopResultBuilder]: For program point L3627-2(line 3627) no Hoare annotation was computed. [2021-11-13 18:19:07,678 INFO L858 garLoopResultBuilder]: For program point L3619-1(line 3619) no Hoare annotation was computed. [2021-11-13 18:19:07,678 INFO L861 garLoopResultBuilder]: At program point L3619(line 3619) the Hoare annotation is: true [2021-11-13 18:19:07,678 INFO L858 garLoopResultBuilder]: For program point DRIVEFINAL(lines 3484 3489) no Hoare annotation was computed. [2021-11-13 18:19:07,678 INFO L858 garLoopResultBuilder]: For program point DRIVEEXIT(lines 3484 3489) no Hoare annotation was computed. [2021-11-13 18:19:07,679 INFO L861 garLoopResultBuilder]: At program point DRIVEENTRY(lines 3484 3489) the Hoare annotation is: true [2021-11-13 18:19:07,679 INFO L861 garLoopResultBuilder]: At program point L3392(line 3392) the Hoare annotation is: true [2021-11-13 18:19:07,679 INFO L858 garLoopResultBuilder]: For program point L3394-1(line 3394) no Hoare annotation was computed. [2021-11-13 18:19:07,679 INFO L858 garLoopResultBuilder]: For program point L3395-2(lines 3391 3400) no Hoare annotation was computed. [2021-11-13 18:19:07,679 INFO L858 garLoopResultBuilder]: For program point copy_to_userEXIT(lines 3380 3403) no Hoare annotation was computed. [2021-11-13 18:19:07,679 INFO L861 garLoopResultBuilder]: At program point copy_to_userENTRY(lines 3380 3403) the Hoare annotation is: true [2021-11-13 18:19:07,679 INFO L858 garLoopResultBuilder]: For program point L3390(line 3390) no Hoare annotation was computed. [2021-11-13 18:19:07,680 INFO L858 garLoopResultBuilder]: For program point L3391(lines 3391 3400) no Hoare annotation was computed. [2021-11-13 18:19:07,680 INFO L858 garLoopResultBuilder]: For program point L3392-1(line 3392) no Hoare annotation was computed. [2021-11-13 18:19:07,680 INFO L861 garLoopResultBuilder]: At program point L3389-1(line 3389) the Hoare annotation is: true [2021-11-13 18:19:07,680 INFO L861 garLoopResultBuilder]: At program point L3389(line 3389) the Hoare annotation is: true [2021-11-13 18:19:07,680 INFO L858 garLoopResultBuilder]: For program point copy_to_userFINAL(lines 3380 3403) no Hoare annotation was computed. [2021-11-13 18:19:07,680 INFO L861 garLoopResultBuilder]: At program point L4470(lines 4469 4471) the Hoare annotation is: true [2021-11-13 18:19:07,680 INFO L861 garLoopResultBuilder]: At program point L3396(line 3396) the Hoare annotation is: true [2021-11-13 18:19:07,681 INFO L861 garLoopResultBuilder]: At program point L3394(line 3394) the Hoare annotation is: true [2021-11-13 18:19:07,681 INFO L858 garLoopResultBuilder]: For program point L3395(lines 3395 3399) no Hoare annotation was computed. [2021-11-13 18:19:07,681 INFO L858 garLoopResultBuilder]: For program point L3396-1(line 3396) no Hoare annotation was computed. [2021-11-13 18:19:07,681 INFO L858 garLoopResultBuilder]: For program point L3520(lines 3520 3523) no Hoare annotation was computed. [2021-11-13 18:19:07,681 INFO L858 garLoopResultBuilder]: For program point pg_waitFINAL(lines 3497 3544) no Hoare annotation was computed. [2021-11-13 18:19:07,681 INFO L861 garLoopResultBuilder]: At program point L3516(line 3516) the Hoare annotation is: true [2021-11-13 18:19:07,681 INFO L861 garLoopResultBuilder]: At program point L3516-1(lines 3506 3543) the Hoare annotation is: true [2021-11-13 18:19:07,682 INFO L861 garLoopResultBuilder]: At program point L4464(lines 4463 4465) the Hoare annotation is: true [2021-11-13 18:19:07,682 INFO L858 garLoopResultBuilder]: For program point L3531(line 3531) no Hoare annotation was computed. [2021-11-13 18:19:07,682 INFO L858 garLoopResultBuilder]: For program point L3529(lines 3529 3533) no Hoare annotation was computed. [2021-11-13 18:19:07,682 INFO L858 garLoopResultBuilder]: For program point L3531-2(line 3531) no Hoare annotation was computed. [2021-11-13 18:19:07,682 INFO L858 garLoopResultBuilder]: For program point L3527-1(line 3527) no Hoare annotation was computed. [2021-11-13 18:19:07,682 INFO L854 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)|)) (not (= ~ldv_spin~0 0))) [2021-11-13 18:19:07,682 INFO L854 garLoopResultBuilder]: At program point L3527(line 3527) the Hoare annotation is: (or (<= 0 |pg_wait_~to~0#1|) (not (= ~ldv_spin~0 0))) [2021-11-13 18:19:07,683 INFO L858 garLoopResultBuilder]: For program point L3529-2(lines 3525 3540) no Hoare annotation was computed. [2021-11-13 18:19:07,683 INFO L858 garLoopResultBuilder]: For program point L3525(lines 3525 3541) no Hoare annotation was computed. [2021-11-13 18:19:07,683 INFO L858 garLoopResultBuilder]: For program point pg_waitEXIT(lines 3497 3544) no Hoare annotation was computed. [2021-11-13 18:19:07,683 INFO L861 garLoopResultBuilder]: At program point L3521(lines 3506 3543) the Hoare annotation is: true [2021-11-13 18:19:07,684 INFO L858 garLoopResultBuilder]: For program point L3519(line 3519) no Hoare annotation was computed. [2021-11-13 18:19:07,684 INFO L858 garLoopResultBuilder]: For program point L3513(lines 3513 3517) no Hoare annotation was computed. [2021-11-13 18:19:07,686 INFO L858 garLoopResultBuilder]: For program point L3534-1(lines 3534 3537) no Hoare annotation was computed. [2021-11-13 18:19:07,686 INFO L854 garLoopResultBuilder]: At program point L3528(line 3528) the Hoare annotation is: (or (<= 0 |pg_wait_~to~0#1|) (not (= ~ldv_spin~0 0))) [2021-11-13 18:19:07,686 INFO L854 garLoopResultBuilder]: At program point L3526(line 3526) the Hoare annotation is: (or (<= 0 |pg_wait_~to~0#1|) (not (= ~ldv_spin~0 0))) [2021-11-13 18:19:07,686 INFO L858 garLoopResultBuilder]: For program point L3528-1(line 3528) no Hoare annotation was computed. [2021-11-13 18:19:07,686 INFO L858 garLoopResultBuilder]: For program point L3526-1(line 3526) no Hoare annotation was computed. [2021-11-13 18:19:07,687 INFO L858 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 3267 3273) no Hoare annotation was computed. [2021-11-13 18:19:07,687 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 3267 3273) the Hoare annotation is: true [2021-11-13 18:19:07,687 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3271) no Hoare annotation was computed. [2021-11-13 18:19:07,687 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 3267 3273) no Hoare annotation was computed. [2021-11-13 18:19:07,687 INFO L858 garLoopResultBuilder]: For program point pg_writeEXIT(lines 3955 4029) no Hoare annotation was computed. [2021-11-13 18:19:07,688 INFO L858 garLoopResultBuilder]: For program point L4012(lines 4012 4019) no Hoare annotation was computed. [2021-11-13 18:19:07,688 INFO L858 garLoopResultBuilder]: For program point L3975-1(line 3975) no Hoare annotation was computed. [2021-11-13 18:19:07,688 INFO L854 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)|)) (not (= ~ldv_spin~0 0))) [2021-11-13 18:19:07,688 INFO L858 garLoopResultBuilder]: For program point L3971(lines 3971 3974) no Hoare annotation was computed. [2021-11-13 18:19:07,689 INFO L858 garLoopResultBuilder]: For program point pg_writeFINAL(lines 3955 4029) no Hoare annotation was computed. [2021-11-13 18:19:07,689 INFO L858 garLoopResultBuilder]: For program point L3967(lines 3967 3970) no Hoare annotation was computed. [2021-11-13 18:19:07,689 INFO L858 garLoopResultBuilder]: For program point L3992(lines 3992 4004) no Hoare annotation was computed. [2021-11-13 18:19:07,689 INFO L858 garLoopResultBuilder]: For program point L3988(lines 3988 3991) no Hoare annotation was computed. [2021-11-13 18:19:07,689 INFO L858 garLoopResultBuilder]: For program point L4021-1(lines 4021 4022) no Hoare annotation was computed. [2021-11-13 18:19:07,689 INFO L861 garLoopResultBuilder]: At program point L4021(lines 4021 4022) the Hoare annotation is: true [2021-11-13 18:19:07,691 INFO L854 garLoopResultBuilder]: At program point pg_writeENTRY(lines 3955 4029) 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|))) [2021-11-13 18:19:07,691 INFO L858 garLoopResultBuilder]: For program point L3984(line 3984) no Hoare annotation was computed. [2021-11-13 18:19:07,691 INFO L858 garLoopResultBuilder]: For program point L3984-2(lines 3984 3987) no Hoare annotation was computed. [2021-11-13 18:19:07,691 INFO L858 garLoopResultBuilder]: For program point L3980(lines 3980 3983) no Hoare annotation was computed. [2021-11-13 18:19:07,691 INFO L858 garLoopResultBuilder]: For program point L4013(lines 4013 4016) no Hoare annotation was computed. [2021-11-13 18:19:07,692 INFO L858 garLoopResultBuilder]: For program point L3976(lines 3976 3979) no Hoare annotation was computed. [2021-11-13 18:19:07,692 INFO L858 garLoopResultBuilder]: For program point L4005(lines 4005 4008) no Hoare annotation was computed. [2021-11-13 18:19:07,692 INFO L858 garLoopResultBuilder]: For program point L3997-1(line 3997) no Hoare annotation was computed. [2021-11-13 18:19:07,692 INFO L854 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)|)) (not (= ~ldv_spin~0 0))) [2021-11-13 18:19:07,692 INFO L858 garLoopResultBuilder]: For program point L3993(lines 3993 3996) no Hoare annotation was computed. [2021-11-13 18:19:07,692 INFO L858 garLoopResultBuilder]: For program point L3998(lines 3998 4001) no Hoare annotation was computed. [2021-11-13 18:19:07,692 INFO L858 garLoopResultBuilder]: For program point L4023(lines 4023 4026) no Hoare annotation was computed. [2021-11-13 18:19:07,693 INFO L858 garLoopResultBuilder]: For program point L4011-1(line 4011) no Hoare annotation was computed. [2021-11-13 18:19:07,693 INFO L861 garLoopResultBuilder]: At program point L4011(line 4011) the Hoare annotation is: true [2021-11-13 18:19:07,693 INFO L861 garLoopResultBuilder]: At program point pi_connectENTRY(lines 4521 4523) the Hoare annotation is: true [2021-11-13 18:19:07,693 INFO L858 garLoopResultBuilder]: For program point pi_connectEXIT(lines 4521 4523) no Hoare annotation was computed. [2021-11-13 18:19:07,693 INFO L858 garLoopResultBuilder]: For program point pi_connectFINAL(lines 4521 4523) no Hoare annotation was computed. [2021-11-13 18:19:07,693 INFO L858 garLoopResultBuilder]: For program point _copy_to_userEXIT(lines 4484 4486) no Hoare annotation was computed. [2021-11-13 18:19:07,693 INFO L861 garLoopResultBuilder]: At program point _copy_to_userENTRY(lines 4484 4486) the Hoare annotation is: true [2021-11-13 18:19:07,694 INFO L858 garLoopResultBuilder]: For program point _copy_to_userFINAL(lines 4484 4486) no Hoare annotation was computed. [2021-11-13 18:19:07,694 INFO L858 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 3274 3280) no Hoare annotation was computed. [2021-11-13 18:19:07,694 INFO L861 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 3274 3280) the Hoare annotation is: true [2021-11-13 18:19:07,694 INFO L858 garLoopResultBuilder]: For program point L3553-1(line 3553) no Hoare annotation was computed. [2021-11-13 18:19:07,695 INFO L854 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)|)) (not (= ~ldv_spin~0 0))) [2021-11-13 18:19:07,695 INFO L858 garLoopResultBuilder]: For program point L3576(lines 3576 3590) no Hoare annotation was computed. [2021-11-13 18:19:07,695 INFO L858 garLoopResultBuilder]: For program point L3576-2(lines 3576 3590) no Hoare annotation was computed. [2021-11-13 18:19:07,695 INFO L858 garLoopResultBuilder]: For program point pg_commandEXIT(lines 3545 3596) no Hoare annotation was computed. [2021-11-13 18:19:07,696 INFO L861 garLoopResultBuilder]: At program point L3572(lines 3552 3595) the Hoare annotation is: true [2021-11-13 18:19:07,696 INFO L858 garLoopResultBuilder]: For program point L3570(lines 3570 3574) no Hoare annotation was computed. [2021-11-13 18:19:07,696 INFO L858 garLoopResultBuilder]: For program point L3564(line 3564) no Hoare annotation was computed. [2021-11-13 18:19:07,696 INFO L854 garLoopResultBuilder]: At program point L3562(line 3562) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-11-13 18:19:07,696 INFO L858 garLoopResultBuilder]: For program point L3593-1(line 3593) no Hoare annotation was computed. [2021-11-13 18:19:07,696 INFO L861 garLoopResultBuilder]: At program point L3593(line 3593) the Hoare annotation is: true [2021-11-13 18:19:07,696 INFO L858 garLoopResultBuilder]: For program point L3556(line 3556) no Hoare annotation was computed. [2021-11-13 18:19:07,697 INFO L854 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)|)) (not (= ~ldv_spin~0 0))) [2021-11-13 18:19:07,697 INFO L858 garLoopResultBuilder]: For program point L3554-1(line 3554) no Hoare annotation was computed. [2021-11-13 18:19:07,697 INFO L854 garLoopResultBuilder]: At program point L3585(lines 3576 3589) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-11-13 18:19:07,697 INFO L854 garLoopResultBuilder]: At program point L3583(lines 3576 3589) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-11-13 18:19:07,697 INFO L858 garLoopResultBuilder]: For program point pg_commandFINAL(lines 3545 3596) no Hoare annotation was computed. [2021-11-13 18:19:07,697 INFO L858 garLoopResultBuilder]: For program point L3575-1(line 3575) no Hoare annotation was computed. [2021-11-13 18:19:07,700 INFO L854 garLoopResultBuilder]: At program point L3575(line 3575) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-11-13 18:19:07,700 INFO L858 garLoopResultBuilder]: For program point L3569-1(line 3569) no Hoare annotation was computed. [2021-11-13 18:19:07,700 INFO L854 garLoopResultBuilder]: At program point L3569(line 3569) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-11-13 18:19:07,700 INFO L858 garLoopResultBuilder]: For program point L3565(lines 3565 3568) no Hoare annotation was computed. [2021-11-13 18:19:07,701 INFO L854 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)|)) (not (= ~ldv_spin~0 0))) [2021-11-13 18:19:07,701 INFO L854 garLoopResultBuilder]: At program point L3563(line 3563) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-11-13 18:19:07,702 INFO L854 garLoopResultBuilder]: At program point L3561-1(line 3561) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-11-13 18:19:07,702 INFO L854 garLoopResultBuilder]: At program point L3561(line 3561) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-11-13 18:19:07,702 INFO L858 garLoopResultBuilder]: For program point L3557(lines 3557 3560) no Hoare annotation was computed. [2021-11-13 18:19:07,702 INFO L854 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)|)) (not (= ~ldv_spin~0 0))) [2021-11-13 18:19:07,702 INFO L854 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)|)) (not (= ~ldv_spin~0 0))) [2021-11-13 18:19:07,702 INFO L858 garLoopResultBuilder]: For program point ldv__builtin_expectFINAL(lines 3281 3286) no Hoare annotation was computed. [2021-11-13 18:19:07,703 INFO L861 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 3281 3286) the Hoare annotation is: true [2021-11-13 18:19:07,703 INFO L858 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 3281 3286) no Hoare annotation was computed. [2021-11-13 18:19:07,703 INFO L861 garLoopResultBuilder]: At program point clear_bitENTRY(lines 3149 3155) the Hoare annotation is: true [2021-11-13 18:19:07,703 INFO L858 garLoopResultBuilder]: For program point clear_bitFINAL(lines 3149 3155) no Hoare annotation was computed. [2021-11-13 18:19:07,703 INFO L858 garLoopResultBuilder]: For program point clear_bitEXIT(lines 3149 3155) no Hoare annotation was computed. [2021-11-13 18:19:07,703 INFO L858 garLoopResultBuilder]: For program point L3473-1(line 3473) no Hoare annotation was computed. [2021-11-13 18:19:07,703 INFO L861 garLoopResultBuilder]: At program point L3473(line 3473) the Hoare annotation is: true [2021-11-13 18:19:07,704 INFO L858 garLoopResultBuilder]: For program point read_regFINAL(lines 3469 3476) no Hoare annotation was computed. [2021-11-13 18:19:07,704 INFO L858 garLoopResultBuilder]: For program point read_regEXIT(lines 3469 3476) no Hoare annotation was computed. [2021-11-13 18:19:07,704 INFO L861 garLoopResultBuilder]: At program point read_regENTRY(lines 3469 3476) the Hoare annotation is: true [2021-11-13 18:19:07,704 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 3211 3213) the Hoare annotation is: true [2021-11-13 18:19:07,704 INFO L858 garLoopResultBuilder]: For program point L3212(line 3212) no Hoare annotation was computed. [2021-11-13 18:19:07,704 INFO L858 garLoopResultBuilder]: For program point L3212-2(lines 3211 3213) no Hoare annotation was computed. [2021-11-13 18:19:07,704 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 3211 3213) no Hoare annotation was computed. [2021-11-13 18:19:07,705 INFO L858 garLoopResultBuilder]: For program point ldv_unregister_chrdev_20EXIT(lines 4390 4397) no Hoare annotation was computed. [2021-11-13 18:19:07,705 INFO L854 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)) [2021-11-13 18:19:07,705 INFO L854 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)) [2021-11-13 18:19:07,705 INFO L854 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)) [2021-11-13 18:19:07,705 INFO L858 garLoopResultBuilder]: For program point ldv_unregister_chrdev_20FINAL(lines 4390 4397) no Hoare annotation was computed. [2021-11-13 18:19:07,705 INFO L858 garLoopResultBuilder]: For program point L3714-1(line 3714) no Hoare annotation was computed. [2021-11-13 18:19:07,705 INFO L858 garLoopResultBuilder]: For program point L3673(lines 3673 3681) no Hoare annotation was computed. [2021-11-13 18:19:07,706 INFO L861 garLoopResultBuilder]: At program point L3702(lines 3695 3712) the Hoare annotation is: true [2021-11-13 18:19:07,706 INFO L861 garLoopResultBuilder]: At program point L3669(lines 3655 3716) the Hoare annotation is: true [2021-11-13 18:19:07,706 INFO L858 garLoopResultBuilder]: For program point L3665(line 3665) no Hoare annotation was computed. [2021-11-13 18:19:07,706 INFO L858 garLoopResultBuilder]: For program point L3694(line 3694) no Hoare annotation was computed. [2021-11-13 18:19:07,706 INFO L858 garLoopResultBuilder]: For program point L3661-1(line 3661) no Hoare annotation was computed. [2021-11-13 18:19:07,706 INFO L858 garLoopResultBuilder]: For program point L3694-2(line 3694) no Hoare annotation was computed. [2021-11-13 18:19:07,706 INFO L861 garLoopResultBuilder]: At program point L3661(line 3661) the Hoare annotation is: true [2021-11-13 18:19:07,707 INFO L861 garLoopResultBuilder]: At program point L3690(lines 3655 3716) the Hoare annotation is: true [2021-11-13 18:19:07,707 INFO L858 garLoopResultBuilder]: For program point L3686(line 3686) no Hoare annotation was computed. [2021-11-13 18:19:07,707 INFO L861 garLoopResultBuilder]: At program point L3682(lines 3655 3716) the Hoare annotation is: true [2021-11-13 18:19:07,707 INFO L861 garLoopResultBuilder]: At program point L3674(line 3674) the Hoare annotation is: true [2021-11-13 18:19:07,707 INFO L858 garLoopResultBuilder]: For program point L3707(lines 3707 3710) no Hoare annotation was computed. [2021-11-13 18:19:07,707 INFO L858 garLoopResultBuilder]: For program point L3674-1(line 3674) no Hoare annotation was computed. [2021-11-13 18:19:07,707 INFO L858 garLoopResultBuilder]: For program point L3707-2(lines 3707 3710) no Hoare annotation was computed. [2021-11-13 18:19:07,708 INFO L861 garLoopResultBuilder]: At program point L3662(line 3662) the Hoare annotation is: true [2021-11-13 18:19:07,708 INFO L858 garLoopResultBuilder]: For program point L3695(lines 3695 3713) no Hoare annotation was computed. [2021-11-13 18:19:07,708 INFO L858 garLoopResultBuilder]: For program point pg_resetFINAL(lines 3644 3717) no Hoare annotation was computed. [2021-11-13 18:19:07,708 INFO L858 garLoopResultBuilder]: For program point L3662-1(line 3662) no Hoare annotation was computed. [2021-11-13 18:19:07,708 INFO L858 garLoopResultBuilder]: For program point L3695-2(lines 3695 3713) no Hoare annotation was computed. [2021-11-13 18:19:07,708 INFO L858 garLoopResultBuilder]: For program point L3675(lines 3675 3679) no Hoare annotation was computed. [2021-11-13 18:19:07,708 INFO L861 garLoopResultBuilder]: At program point L3704(lines 3695 3712) the Hoare annotation is: true [2021-11-13 18:19:07,709 INFO L861 garLoopResultBuilder]: At program point L3663-1(line 3663) the Hoare annotation is: true [2021-11-13 18:19:07,709 INFO L861 garLoopResultBuilder]: At program point L3663(line 3663) the Hoare annotation is: true [2021-11-13 18:19:07,709 INFO L854 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|))) [2021-11-13 18:19:07,709 INFO L861 garLoopResultBuilder]: At program point L3688(lines 3655 3716) the Hoare annotation is: true [2021-11-13 18:19:07,709 INFO L858 garLoopResultBuilder]: For program point pg_resetEXIT(lines 3644 3717) no Hoare annotation was computed. [2021-11-13 18:19:07,710 INFO L861 garLoopResultBuilder]: At program point L3676(lines 3655 3716) the Hoare annotation is: true [2021-11-13 18:19:07,711 INFO L861 garLoopResultBuilder]: At program point L3664(line 3664) the Hoare annotation is: true [2021-11-13 18:19:07,711 INFO L861 garLoopResultBuilder]: At program point L3714(line 3714) the Hoare annotation is: true [2021-11-13 18:19:07,711 INFO L854 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|))) [2021-11-13 18:19:07,711 INFO L861 garLoopResultBuilder]: At program point L3228(line 3228) the Hoare annotation is: true [2021-11-13 18:19:07,711 INFO L861 garLoopResultBuilder]: At program point L3227-1(line 3227) the Hoare annotation is: true [2021-11-13 18:19:07,711 INFO L861 garLoopResultBuilder]: At program point L3227(line 3227) the Hoare annotation is: true [2021-11-13 18:19:07,712 INFO L858 garLoopResultBuilder]: For program point L3228-1(line 3228) no Hoare annotation was computed. [2021-11-13 18:19:07,712 INFO L858 garLoopResultBuilder]: For program point L3222(lines 3222 3230) no Hoare annotation was computed. [2021-11-13 18:19:07,712 INFO L858 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 3215 3232) no Hoare annotation was computed. [2021-11-13 18:19:07,712 INFO L858 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 3215 3232) no Hoare annotation was computed. [2021-11-13 18:19:07,712 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-13 18:19:07,712 INFO L861 garLoopResultBuilder]: At program point L3246(line 3246) the Hoare annotation is: true [2021-11-13 18:19:07,714 INFO L861 garLoopResultBuilder]: At program point L3245-1(line 3245) the Hoare annotation is: true [2021-11-13 18:19:07,714 INFO L861 garLoopResultBuilder]: At program point L3245(line 3245) the Hoare annotation is: true [2021-11-13 18:19:07,714 INFO L858 garLoopResultBuilder]: For program point L3246-1(line 3246) no Hoare annotation was computed. [2021-11-13 18:19:07,715 INFO L858 garLoopResultBuilder]: For program point L3240(lines 3240 3248) no Hoare annotation was computed. [2021-11-13 18:19:07,715 INFO L858 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 3233 3250) no Hoare annotation was computed. [2021-11-13 18:19:07,715 INFO L854 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|))) [2021-11-13 18:19:07,715 INFO L858 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 3233 3250) no Hoare annotation was computed. [2021-11-13 18:19:07,715 INFO L858 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 4480 4482) no Hoare annotation was computed. [2021-11-13 18:19:07,715 INFO L861 garLoopResultBuilder]: At program point _copy_from_userENTRY(lines 4480 4482) the Hoare annotation is: true [2021-11-13 18:19:07,716 INFO L858 garLoopResultBuilder]: For program point _copy_from_userFINAL(lines 4480 4482) no Hoare annotation was computed. [2021-11-13 18:19:07,716 INFO L854 garLoopResultBuilder]: At program point L4165(lines 4091 4167) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,716 INFO L858 garLoopResultBuilder]: For program point L4066(lines 4066 4069) no Hoare annotation was computed. [2021-11-13 18:19:07,716 INFO L854 garLoopResultBuilder]: At program point L4199(lines 4173 4205) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2021-11-13 18:19:07,716 INFO L858 garLoopResultBuilder]: For program point L3869-1(lines 3869 3870) no Hoare annotation was computed. [2021-11-13 18:19:07,716 INFO L854 garLoopResultBuilder]: At program point L3869(lines 3869 3870) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,716 INFO L858 garLoopResultBuilder]: For program point L4299(line 4299) no Hoare annotation was computed. [2021-11-13 18:19:07,717 INFO L861 garLoopResultBuilder]: At program point L4365(lines 4223 4367) the Hoare annotation is: true [2021-11-13 18:19:07,717 INFO L858 garLoopResultBuilder]: For program point L4267(lines 4267 4360) no Hoare annotation was computed. [2021-11-13 18:19:07,717 INFO L858 garLoopResultBuilder]: For program point L4300(lines 4300 4304) no Hoare annotation was computed. [2021-11-13 18:19:07,717 INFO L854 garLoopResultBuilder]: At program point L4201(lines 4173 4205) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2021-11-13 18:19:07,717 INFO L858 garLoopResultBuilder]: For program point L3871(lines 3871 3880) no Hoare annotation was computed. [2021-11-13 18:19:07,717 INFO L854 garLoopResultBuilder]: At program point L3442(line 3442) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,717 INFO L858 garLoopResultBuilder]: For program point L3442-1(line 3442) no Hoare annotation was computed. [2021-11-13 18:19:07,717 INFO L858 garLoopResultBuilder]: For program point L4268(line 4268) no Hoare annotation was computed. [2021-11-13 18:19:07,718 INFO L858 garLoopResultBuilder]: For program point L4103(lines 4103 4107) no Hoare annotation was computed. [2021-11-13 18:19:07,718 INFO L854 garLoopResultBuilder]: At program point L3872(line 3872) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,718 INFO L858 garLoopResultBuilder]: For program point L3872-1(line 3872) no Hoare annotation was computed. [2021-11-13 18:19:07,718 INFO L861 garLoopResultBuilder]: At program point L4500(lines 4499 4501) the Hoare annotation is: true [2021-11-13 18:19:07,718 INFO L858 garLoopResultBuilder]: For program point L4269(lines 4269 4322) no Hoare annotation was computed. [2021-11-13 18:19:07,718 INFO L854 garLoopResultBuilder]: At program point L3939(lines 3906 3942) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,718 INFO L858 garLoopResultBuilder]: For program point L3873(lines 3873 3878) no Hoare annotation was computed. [2021-11-13 18:19:07,719 INFO L858 garLoopResultBuilder]: For program point L4336(line 4336) no Hoare annotation was computed. [2021-11-13 18:19:07,719 INFO L854 garLoopResultBuilder]: At program point L4138(line 4138) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,719 INFO L854 garLoopResultBuilder]: At program point L4204(lines 4168 4206) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2021-11-13 18:19:07,719 INFO L858 garLoopResultBuilder]: For program point L4138-1(line 4138) no Hoare annotation was computed. [2021-11-13 18:19:07,719 INFO L858 garLoopResultBuilder]: For program point L4403(lines 4403 4406) no Hoare annotation was computed. [2021-11-13 18:19:07,719 INFO L858 garLoopResultBuilder]: For program point L4271(lines 4271 4319) no Hoare annotation was computed. [2021-11-13 18:19:07,719 INFO L858 garLoopResultBuilder]: For program point L4337(lines 4337 4349) no Hoare annotation was computed. [2021-11-13 18:19:07,720 INFO L858 garLoopResultBuilder]: For program point L4139(lines 4139 4144) no Hoare annotation was computed. [2021-11-13 18:19:07,720 INFO L854 garLoopResultBuilder]: At program point L3941(lines 3898 3943) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,720 INFO L854 garLoopResultBuilder]: At program point L4503(lines 4502 4504) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-11-13 18:19:07,720 INFO L858 garLoopResultBuilder]: For program point L4272(line 4272) no Hoare annotation was computed. [2021-11-13 18:19:07,720 INFO L854 garLoopResultBuilder]: At program point L4074(line 4074) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,720 INFO L858 garLoopResultBuilder]: For program point L4074-1(line 4074) no Hoare annotation was computed. [2021-11-13 18:19:07,720 INFO L858 garLoopResultBuilder]: For program point L4339(lines 4339 4342) no Hoare annotation was computed. [2021-11-13 18:19:07,721 INFO L858 garLoopResultBuilder]: For program point L4306(line 4306) no Hoare annotation was computed. [2021-11-13 18:19:07,721 INFO L854 garLoopResultBuilder]: At program point L4405(line 4405) the Hoare annotation is: false [2021-11-13 18:19:07,721 INFO L854 garLoopResultBuilder]: At program point L4405-1(lines 4400 4409) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,721 INFO L858 garLoopResultBuilder]: For program point L4273-2(lines 4271 4319) no Hoare annotation was computed. [2021-11-13 18:19:07,721 INFO L858 garLoopResultBuilder]: For program point L4273(lines 4273 4277) no Hoare annotation was computed. [2021-11-13 18:19:07,721 INFO L858 garLoopResultBuilder]: For program point L4339-2(lines 4337 4348) no Hoare annotation was computed. [2021-11-13 18:19:07,721 INFO L858 garLoopResultBuilder]: For program point L4042(lines 4042 4045) no Hoare annotation was computed. [2021-11-13 18:19:07,721 INFO L858 garLoopResultBuilder]: For program point L4075(lines 4075 4078) no Hoare annotation was computed. [2021-11-13 18:19:07,722 INFO L858 garLoopResultBuilder]: For program point L3877-1(line 3877) no Hoare annotation was computed. [2021-11-13 18:19:07,722 INFO L854 garLoopResultBuilder]: At program point L3877(line 3877) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,722 INFO L858 garLoopResultBuilder]: For program point L3448(lines 3448 3451) no Hoare annotation was computed. [2021-11-13 18:19:07,723 INFO L858 garLoopResultBuilder]: For program point L3448-2(lines 3448 3451) no Hoare annotation was computed. [2021-11-13 18:19:07,723 INFO L858 garLoopResultBuilder]: For program point L4307(lines 4307 4315) no Hoare annotation was computed. [2021-11-13 18:19:07,723 INFO L854 garLoopResultBuilder]: At program point L4274(line 4274) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,723 INFO L858 garLoopResultBuilder]: For program point L4274-1(line 4274) no Hoare annotation was computed. [2021-11-13 18:19:07,723 INFO L854 garLoopResultBuilder]: At program point L4142(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,724 INFO L854 garLoopResultBuilder]: At program point L4374(lines 4369 4376) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,724 INFO L858 garLoopResultBuilder]: For program point L4110(lines 4110 4114) no Hoare annotation was computed. [2021-11-13 18:19:07,724 INFO L858 garLoopResultBuilder]: For program point L3912(line 3912) no Hoare annotation was computed. [2021-11-13 18:19:07,724 INFO L858 garLoopResultBuilder]: For program point L3912-2(lines 3912 3916) no Hoare annotation was computed. [2021-11-13 18:19:07,724 INFO L854 garLoopResultBuilder]: At program point L4474(lines 4473 4475) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,725 INFO L854 garLoopResultBuilder]: At program point L3318(lines 3315 3320) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,725 INFO L858 garLoopResultBuilder]: For program point L4309(lines 4309 4313) no Hoare annotation was computed. [2021-11-13 18:19:07,725 INFO L858 garLoopResultBuilder]: For program point L3847-1(lines 3843 3896) no Hoare annotation was computed. [2021-11-13 18:19:07,725 INFO L858 garLoopResultBuilder]: For program point L3847(lines 3847 3889) no Hoare annotation was computed. [2021-11-13 18:19:07,725 INFO L858 garLoopResultBuilder]: For program point L4178(lines 4178 4181) no Hoare annotation was computed. [2021-11-13 18:19:07,725 INFO L858 garLoopResultBuilder]: For program point L4178-2(lines 4178 4181) no Hoare annotation was computed. [2021-11-13 18:19:07,725 INFO L858 garLoopResultBuilder]: For program point L4046(lines 4046 4049) no Hoare annotation was computed. [2021-11-13 18:19:07,725 INFO L858 garLoopResultBuilder]: For program point L4079(lines 4079 4087) no Hoare annotation was computed. [2021-11-13 18:19:07,726 INFO L858 garLoopResultBuilder]: For program point L4079-2(lines 4079 4087) no Hoare annotation was computed. [2021-11-13 18:19:07,726 INFO L854 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)) [2021-11-13 18:19:07,726 INFO L854 garLoopResultBuilder]: At program point L3881(lines 3860 3889) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,726 INFO L858 garLoopResultBuilder]: For program point L3848-1(lines 3848 3849) no Hoare annotation was computed. [2021-11-13 18:19:07,726 INFO L854 garLoopResultBuilder]: At program point L4245(line 4245) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-11-13 18:19:07,726 INFO L858 garLoopResultBuilder]: For program point L4245-1(line 4245) no Hoare annotation was computed. [2021-11-13 18:19:07,726 INFO L854 garLoopResultBuilder]: At program point L4080(lines 4080 4081) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,727 INFO L858 garLoopResultBuilder]: For program point L4080-1(lines 4080 4081) no Hoare annotation was computed. [2021-11-13 18:19:07,727 INFO L854 garLoopResultBuilder]: At program point L3453(lines 3434 3459) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,727 INFO L854 garLoopResultBuilder]: At program point L4279(line 4279) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,727 INFO L858 garLoopResultBuilder]: For program point L4279-1(line 4279) no Hoare annotation was computed. [2021-11-13 18:19:07,727 INFO L861 garLoopResultBuilder]: At program point L4345(lines 4244 4366) the Hoare annotation is: true [2021-11-13 18:19:07,727 INFO L858 garLoopResultBuilder]: For program point L3850(lines 3850 3859) no Hoare annotation was computed. [2021-11-13 18:19:07,727 INFO L858 garLoopResultBuilder]: For program point L4082(lines 4082 4085) no Hoare annotation was computed. [2021-11-13 18:19:07,728 INFO L854 garLoopResultBuilder]: At program point L3884(lines 3860 3889) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,728 INFO L858 garLoopResultBuilder]: For program point L3851-1(line 3851) no Hoare annotation was computed. [2021-11-13 18:19:07,728 INFO L854 garLoopResultBuilder]: At program point L3851(line 3851) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2021-11-13 18:19:07,728 INFO L854 garLoopResultBuilder]: At program point L4512(lines 4511 4513) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,728 INFO L854 garLoopResultBuilder]: At program point L3455(lines 3434 3459) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,728 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-13 18:19:07,728 INFO L858 garLoopResultBuilder]: For program point L3191-1(line 3191) no Hoare annotation was computed. [2021-11-13 18:19:07,728 INFO L854 garLoopResultBuilder]: At program point L3191(line 3191) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,729 INFO L858 garLoopResultBuilder]: For program point L4116(lines 4116 4134) no Hoare annotation was computed. [2021-11-13 18:19:07,729 INFO L854 garLoopResultBuilder]: At program point L3191-2(lines 3189 3192) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,729 INFO L858 garLoopResultBuilder]: For program point L4149(lines 4149 4153) no Hoare annotation was computed. [2021-11-13 18:19:07,729 INFO L858 garLoopResultBuilder]: For program point L4149-2(lines 4149 4153) no Hoare annotation was computed. [2021-11-13 18:19:07,729 INFO L858 garLoopResultBuilder]: For program point L3951-1(line 3951) no Hoare annotation was computed. [2021-11-13 18:19:07,729 INFO L858 garLoopResultBuilder]: For program point L3918(lines 3918 3922) no Hoare annotation was computed. [2021-11-13 18:19:07,729 INFO L854 garLoopResultBuilder]: At program point L3951(line 3951) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,730 INFO L858 garLoopResultBuilder]: For program point L3852(lines 3852 3857) no Hoare annotation was computed. [2021-11-13 18:19:07,730 INFO L858 garLoopResultBuilder]: For program point L4216-1(line 4216) no Hoare annotation was computed. [2021-11-13 18:19:07,730 INFO L861 garLoopResultBuilder]: At program point L4183(lines 4173 4205) the Hoare annotation is: true [2021-11-13 18:19:07,730 INFO L854 garLoopResultBuilder]: At program point L4216(line 4216) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,730 INFO L858 garLoopResultBuilder]: For program point L4051-1(line 4051) no Hoare annotation was computed. [2021-11-13 18:19:07,730 INFO L854 garLoopResultBuilder]: At program point L4051(line 4051) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,730 INFO L854 garLoopResultBuilder]: At program point L3952(lines 3944 3954) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,730 INFO L854 garLoopResultBuilder]: At program point L3886(lines 3860 3889) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,731 INFO L858 garLoopResultBuilder]: For program point L4052(lines 4052 4058) no Hoare annotation was computed. [2021-11-13 18:19:07,731 INFO L858 garLoopResultBuilder]: For program point L4052-2(lines 4052 4058) no Hoare annotation was computed. [2021-11-13 18:19:07,731 INFO L854 garLoopResultBuilder]: At program point L4515(lines 4514 4516) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,731 INFO L854 garLoopResultBuilder]: At program point L3458(lines 3429 3460) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,731 INFO L854 garLoopResultBuilder]: At program point L4251(line 4251) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-11-13 18:19:07,731 INFO L858 garLoopResultBuilder]: For program point L4251-1(line 4251) no Hoare annotation was computed. [2021-11-13 18:19:07,731 INFO L854 garLoopResultBuilder]: At program point L4218(line 4218) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,732 INFO L858 garLoopResultBuilder]: For program point L4317(line 4317) no Hoare annotation was computed. [2021-11-13 18:19:07,732 INFO L858 garLoopResultBuilder]: For program point L4284(line 4284) no Hoare annotation was computed. [2021-11-13 18:19:07,732 INFO L861 garLoopResultBuilder]: At program point L4185(lines 4173 4205) the Hoare annotation is: true [2021-11-13 18:19:07,732 INFO L858 garLoopResultBuilder]: For program point L4218-1(line 4218) no Hoare annotation was computed. [2021-11-13 18:19:07,732 INFO L858 garLoopResultBuilder]: For program point L4053(lines 4053 4056) no Hoare annotation was computed. [2021-11-13 18:19:07,732 INFO L858 garLoopResultBuilder]: For program point L4351(line 4351) no Hoare annotation was computed. [2021-11-13 18:19:07,732 INFO L861 garLoopResultBuilder]: At program point L4318(line 4318) the Hoare annotation is: true [2021-11-13 18:19:07,732 INFO L858 garLoopResultBuilder]: For program point L4285(lines 4285 4290) no Hoare annotation was computed. [2021-11-13 18:19:07,733 INFO L854 garLoopResultBuilder]: At program point L3162(lines 3156 3164) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,733 INFO L854 garLoopResultBuilder]: At program point L3856(line 3856) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2021-11-13 18:19:07,733 INFO L858 garLoopResultBuilder]: For program point L3856-1(line 3856) no Hoare annotation was computed. [2021-11-13 18:19:07,733 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-13 18:19:07,733 INFO L861 garLoopResultBuilder]: At program point L4352(line 4352) the Hoare annotation is: true [2021-11-13 18:19:07,733 INFO L854 garLoopResultBuilder]: At program point L4220(lines 4211 4222) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,733 INFO L854 garLoopResultBuilder]: At program point L4088(lines 4030 4090) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,734 INFO L858 garLoopResultBuilder]: For program point L3923(lines 3923 3927) no Hoare annotation was computed. [2021-11-13 18:19:07,734 INFO L854 garLoopResultBuilder]: At program point L3923-2(lines 3923 3927) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,734 INFO L858 garLoopResultBuilder]: For program point L4122(lines 4122 4125) no Hoare annotation was computed. [2021-11-13 18:19:07,734 INFO L854 garLoopResultBuilder]: At program point L4155(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,734 INFO L858 garLoopResultBuilder]: For program point L4122-2(lines 4122 4125) no Hoare annotation was computed. [2021-11-13 18:19:07,734 INFO L854 garLoopResultBuilder]: At program point L3924(line 3924) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,734 INFO L858 garLoopResultBuilder]: For program point L3924-1(line 3924) no Hoare annotation was computed. [2021-11-13 18:19:07,735 INFO L854 garLoopResultBuilder]: At program point L4519(lines 4518 4520) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,735 INFO L854 garLoopResultBuilder]: At program point L4387(lines 4377 4389) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,735 INFO L854 garLoopResultBuilder]: At program point L3330(lines 3324 3332) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,735 INFO L858 garLoopResultBuilder]: For program point L4189-1(line 4189) no Hoare annotation was computed. [2021-11-13 18:19:07,735 INFO L861 garLoopResultBuilder]: At program point L4189(line 4189) the Hoare annotation is: true [2021-11-13 18:19:07,735 INFO L858 garLoopResultBuilder]: For program point L4123-1(line 4123) no Hoare annotation was computed. [2021-11-13 18:19:07,735 INFO L854 garLoopResultBuilder]: At program point L4123(line 4123) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,735 INFO L854 garLoopResultBuilder]: At program point L3199(lines 3194 3201) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,736 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-13 18:19:07,736 INFO L854 garLoopResultBuilder]: At program point L4157(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,736 INFO L861 garLoopResultBuilder]: At program point L4488(lines 4487 4489) the Hoare annotation is: true [2021-11-13 18:19:07,736 INFO L854 garLoopResultBuilder]: At program point L4257(line 4257) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-11-13 18:19:07,736 INFO L858 garLoopResultBuilder]: For program point L4257-1(line 4257) no Hoare annotation was computed. [2021-11-13 18:19:07,736 INFO L858 garLoopResultBuilder]: For program point L4324(line 4324) no Hoare annotation was computed. [2021-11-13 18:19:07,736 INFO L858 garLoopResultBuilder]: For program point L3928(line 3928) no Hoare annotation was computed. [2021-11-13 18:19:07,737 INFO L854 garLoopResultBuilder]: At program point L3895(lines 3833 3897) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,737 INFO L858 garLoopResultBuilder]: For program point L4556(lines 4556 4558) no Hoare annotation was computed. [2021-11-13 18:19:07,737 INFO L858 garLoopResultBuilder]: For program point L4358(line 4358) no Hoare annotation was computed. [2021-11-13 18:19:07,737 INFO L854 garLoopResultBuilder]: At program point L4259(line 4259) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-11-13 18:19:07,737 INFO L858 garLoopResultBuilder]: For program point L4259-1(line 4259) no Hoare annotation was computed. [2021-11-13 18:19:07,737 INFO L858 garLoopResultBuilder]: For program point L4325(lines 4325 4356) no Hoare annotation was computed. [2021-11-13 18:19:07,737 INFO L858 garLoopResultBuilder]: For program point L4292(line 4292) no Hoare annotation was computed. [2021-11-13 18:19:07,738 INFO L854 garLoopResultBuilder]: At program point L4127(lines 4116 4133) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,738 INFO L861 garLoopResultBuilder]: At program point L4359(line 4359) the Hoare annotation is: true [2021-11-13 18:19:07,738 INFO L858 garLoopResultBuilder]: For program point L4293(lines 4293 4297) no Hoare annotation was computed. [2021-11-13 18:19:07,738 INFO L858 garLoopResultBuilder]: For program point L4194(lines 4194 4197) no Hoare annotation was computed. [2021-11-13 18:19:07,738 INFO L858 garLoopResultBuilder]: For program point L4194-2(lines 4194 4197) no Hoare annotation was computed. [2021-11-13 18:19:07,738 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-13 18:19:07,738 INFO L854 garLoopResultBuilder]: At program point L-1-2(line -1) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,738 INFO L858 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2021-11-13 18:19:07,739 INFO L858 garLoopResultBuilder]: For program point L4327(lines 4327 4353) no Hoare annotation was computed. [2021-11-13 18:19:07,739 INFO L858 garLoopResultBuilder]: For program point L4195-1(line 4195) no Hoare annotation was computed. [2021-11-13 18:19:07,739 INFO L854 garLoopResultBuilder]: At program point L4195(line 4195) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2021-11-13 18:19:07,739 INFO L854 garLoopResultBuilder]: At program point L4129(lines 4116 4133) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,739 INFO L858 garLoopResultBuilder]: For program point L4063-1(lines 4063 4071) no Hoare annotation was computed. [2021-11-13 18:19:07,739 INFO L858 garLoopResultBuilder]: For program point L4063(lines 4063 4071) no Hoare annotation was computed. [2021-11-13 18:19:07,739 INFO L858 garLoopResultBuilder]: For program point L3931(lines 3931 3937) no Hoare annotation was computed. [2021-11-13 18:19:07,740 INFO L858 garLoopResultBuilder]: For program point L3865(lines 3865 3868) no Hoare annotation was computed. [2021-11-13 18:19:07,740 INFO L854 garLoopResultBuilder]: At program point L4361(lines 4244 4366) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,740 INFO L858 garLoopResultBuilder]: For program point L4328(line 4328) no Hoare annotation was computed. [2021-11-13 18:19:07,740 INFO L854 garLoopResultBuilder]: At program point L4163(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,740 INFO L854 garLoopResultBuilder]: At program point L3932(line 3932) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,740 INFO L858 garLoopResultBuilder]: For program point L3932-1(line 3932) no Hoare annotation was computed. [2021-11-13 18:19:07,740 INFO L861 garLoopResultBuilder]: At program point L4494(lines 4493 4495) the Hoare annotation is: true [2021-11-13 18:19:07,740 INFO L854 garLoopResultBuilder]: At program point L4461-2(lines 4460 4462) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,741 INFO L854 garLoopResultBuilder]: At program point L4461(line 4461) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,741 INFO L858 garLoopResultBuilder]: For program point L4461-1(line 4461) no Hoare annotation was computed. [2021-11-13 18:19:07,741 INFO L858 garLoopResultBuilder]: For program point L4329(lines 4329 4334) no Hoare annotation was computed. [2021-11-13 18:19:07,741 INFO L854 garLoopResultBuilder]: At program point L3173(lines 3170 3175) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:19:07,741 INFO L861 garLoopResultBuilder]: At program point L3745(lines 3726 3754) the Hoare annotation is: true [2021-11-13 18:19:07,741 INFO L858 garLoopResultBuilder]: For program point xsFINAL(lines 3718 3755) no Hoare annotation was computed. [2021-11-13 18:19:07,741 INFO L861 garLoopResultBuilder]: At program point L3743(lines 3726 3754) the Hoare annotation is: true [2021-11-13 18:19:07,742 INFO L858 garLoopResultBuilder]: For program point xsEXIT(lines 3718 3755) no Hoare annotation was computed. [2021-11-13 18:19:07,742 INFO L854 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))) [2021-11-13 18:19:07,742 INFO L858 garLoopResultBuilder]: For program point L3734(lines 3734 3741) no Hoare annotation was computed. [2021-11-13 18:19:07,742 INFO L858 garLoopResultBuilder]: For program point L3734-2(lines 3734 3741) no Hoare annotation was computed. [2021-11-13 18:19:07,742 INFO L858 garLoopResultBuilder]: For program point L3748(lines 3748 3751) no Hoare annotation was computed. [2021-11-13 18:19:07,742 INFO L858 garLoopResultBuilder]: For program point L3748-2(lines 3748 3751) no Hoare annotation was computed. [2021-11-13 18:19:07,742 INFO L858 garLoopResultBuilder]: For program point pg_identifyEXIT(lines 3756 3798) no Hoare annotation was computed. [2021-11-13 18:19:07,743 INFO L854 garLoopResultBuilder]: At program point pg_identifyENTRY(lines 3756 3798) 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|))) [2021-11-13 18:19:07,743 INFO L861 garLoopResultBuilder]: At program point L3790(line 3790) the Hoare annotation is: true [2021-11-13 18:19:07,743 INFO L858 garLoopResultBuilder]: For program point L3791(line 3791) no Hoare annotation was computed. [2021-11-13 18:19:07,743 INFO L858 garLoopResultBuilder]: For program point L3789(lines 3789 3795) no Hoare annotation was computed. [2021-11-13 18:19:07,743 INFO L861 garLoopResultBuilder]: At program point L3790-1(line 3790) the Hoare annotation is: true [2021-11-13 18:19:07,743 INFO L858 garLoopResultBuilder]: For program point L3789-2(lines 3789 3795) no Hoare annotation was computed. [2021-11-13 18:19:07,743 INFO L861 garLoopResultBuilder]: At program point L3784(line 3784) the Hoare annotation is: true [2021-11-13 18:19:07,744 INFO L858 garLoopResultBuilder]: For program point L3785(lines 3785 3788) no Hoare annotation was computed. [2021-11-13 18:19:07,744 INFO L858 garLoopResultBuilder]: For program point L3784-1(line 3784) no Hoare annotation was computed. [2021-11-13 18:19:07,744 INFO L858 garLoopResultBuilder]: For program point L3780(lines 3780 3783) no Hoare annotation was computed. [2021-11-13 18:19:07,744 INFO L858 garLoopResultBuilder]: For program point pg_identifyFINAL(lines 3756 3798) no Hoare annotation was computed. [2021-11-13 18:19:07,744 INFO L858 garLoopResultBuilder]: For program point L3779-1(line 3779) no Hoare annotation was computed. [2021-11-13 18:19:07,744 INFO L861 garLoopResultBuilder]: At program point L3779(line 3779) the Hoare annotation is: true [2021-11-13 18:19:07,744 INFO L858 garLoopResultBuilder]: For program point pi_write_blockEXIT(lines 4541 4543) no Hoare annotation was computed. [2021-11-13 18:19:07,744 INFO L861 garLoopResultBuilder]: At program point pi_write_blockENTRY(lines 4541 4543) the Hoare annotation is: true [2021-11-13 18:19:07,745 INFO L858 garLoopResultBuilder]: For program point pi_write_blockFINAL(lines 4541 4543) no Hoare annotation was computed. [2021-11-13 18:19:07,745 INFO L861 garLoopResultBuilder]: At program point L3180(line 3180) the Hoare annotation is: true [2021-11-13 18:19:07,745 INFO L861 garLoopResultBuilder]: At program point IS_ERRENTRY(lines 3176 3183) the Hoare annotation is: true [2021-11-13 18:19:07,745 INFO L858 garLoopResultBuilder]: For program point IS_ERRFINAL(lines 3176 3183) no Hoare annotation was computed. [2021-11-13 18:19:07,745 INFO L858 garLoopResultBuilder]: For program point L3180-1(line 3180) no Hoare annotation was computed. [2021-11-13 18:19:07,745 INFO L858 garLoopResultBuilder]: For program point IS_ERREXIT(lines 3176 3183) no Hoare annotation was computed. [2021-11-13 18:19:07,749 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:19:07,750 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 18:19:07,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 06:19:07 BoogieIcfgContainer [2021-11-13 18:19:07,790 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-13 18:19:07,791 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 18:19:07,792 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 18:19:07,792 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 18:19:07,792 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:18:38" (3/4) ... [2021-11-13 18:19:07,795 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-13 18:19:07,803 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2021-11-13 18:19:07,803 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_release [2021-11-13 18:19:07,805 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_init [2021-11-13 18:19:07,805 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure write_reg [2021-11-13 18:19:07,805 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_sleep [2021-11-13 18:19:07,805 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_read_regr [2021-11-13 18:19:07,805 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure might_fault [2021-11-13 18:19:07,806 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_disconnect [2021-11-13 18:19:07,806 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_probe [2021-11-13 18:19:07,806 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure status_reg [2021-11-13 18:19:07,806 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_completion [2021-11-13 18:19:07,806 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DRIVE [2021-11-13 18:19:07,806 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2021-11-13 18:19:07,806 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_wait [2021-11-13 18:19:07,806 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-11-13 18:19:07,806 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_write [2021-11-13 18:19:07,807 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_connect [2021-11-13 18:19:07,807 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_to_user [2021-11-13 18:19:07,807 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2021-11-13 18:19:07,807 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_command [2021-11-13 18:19:07,807 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2021-11-13 18:19:07,807 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clear_bit [2021-11-13 18:19:07,807 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure read_reg [2021-11-13 18:19:07,807 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-13 18:19:07,808 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_unregister_chrdev_20 [2021-11-13 18:19:07,808 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_reset [2021-11-13 18:19:07,808 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-11-13 18:19:07,808 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2021-11-13 18:19:07,808 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2021-11-13 18:19:07,808 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xs [2021-11-13 18:19:07,809 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_identify [2021-11-13 18:19:07,809 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_write_block [2021-11-13 18:19:07,809 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2021-11-13 18:19:07,845 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 225 nodes and edges [2021-11-13 18:19:07,849 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 91 nodes and edges [2021-11-13 18:19:07,852 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2021-11-13 18:19:07,855 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-13 18:19:07,859 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-13 18:19:07,862 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-13 18:19:07,865 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-13 18:19:07,910 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 [2021-11-13 18:19:07,911 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 [2021-11-13 18:19:08,061 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/witness.graphml [2021-11-13 18:19:08,062 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 18:19:08,062 INFO L158 Benchmark]: Toolchain (without parser) took 34506.20ms. Allocated memory was 100.7MB in the beginning and 293.6MB in the end (delta: 192.9MB). Free memory was 73.6MB in the beginning and 163.0MB in the end (delta: -89.4MB). Peak memory consumption was 102.2MB. Max. memory is 16.1GB. [2021-11-13 18:19:08,063 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 100.7MB. Free memory was 73.7MB in the beginning and 73.6MB in the end (delta: 48.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:19:08,063 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1635.47ms. Allocated memory was 100.7MB in the beginning and 140.5MB in the end (delta: 39.8MB). Free memory was 73.4MB in the beginning and 83.2MB in the end (delta: -9.8MB). Peak memory consumption was 43.8MB. Max. memory is 16.1GB. [2021-11-13 18:19:08,064 INFO L158 Benchmark]: Boogie Procedure Inliner took 145.96ms. Allocated memory is still 140.5MB. Free memory was 83.2MB in the beginning and 75.4MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 18:19:08,064 INFO L158 Benchmark]: Boogie Preprocessor took 170.91ms. Allocated memory is still 140.5MB. Free memory was 75.4MB in the beginning and 67.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 18:19:08,065 INFO L158 Benchmark]: RCFGBuilder took 3063.37ms. Allocated memory was 140.5MB in the beginning and 201.3MB in the end (delta: 60.8MB). Free memory was 67.0MB in the beginning and 93.5MB in the end (delta: -26.4MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2021-11-13 18:19:08,065 INFO L158 Benchmark]: TraceAbstraction took 29213.55ms. Allocated memory was 201.3MB in the beginning and 293.6MB in the end (delta: 92.3MB). Free memory was 92.4MB in the beginning and 196.6MB in the end (delta: -104.2MB). Peak memory consumption was 112.9MB. Max. memory is 16.1GB. [2021-11-13 18:19:08,066 INFO L158 Benchmark]: Witness Printer took 271.05ms. Allocated memory is still 293.6MB. Free memory was 196.6MB in the beginning and 163.0MB in the end (delta: 33.6MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2021-11-13 18:19:08,068 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 100.7MB. Free memory was 73.7MB in the beginning and 73.6MB in the end (delta: 48.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1635.47ms. Allocated memory was 100.7MB in the beginning and 140.5MB in the end (delta: 39.8MB). Free memory was 73.4MB in the beginning and 83.2MB in the end (delta: -9.8MB). Peak memory consumption was 43.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 145.96ms. Allocated memory is still 140.5MB. Free memory was 83.2MB in the beginning and 75.4MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 170.91ms. Allocated memory is still 140.5MB. Free memory was 75.4MB in the beginning and 67.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3063.37ms. Allocated memory was 140.5MB in the beginning and 201.3MB in the end (delta: 60.8MB). Free memory was 67.0MB in the beginning and 93.5MB in the end (delta: -26.4MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. * TraceAbstraction took 29213.55ms. Allocated memory was 201.3MB in the beginning and 293.6MB in the end (delta: 92.3MB). Free memory was 92.4MB in the beginning and 196.6MB in the end (delta: -104.2MB). Peak memory consumption was 112.9MB. Max. memory is 16.1GB. * Witness Printer took 271.05ms. Allocated memory is still 293.6MB. Free memory was 196.6MB in the beginning and 163.0MB in the end (delta: 33.6MB). Peak memory consumption was 31.5MB. 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, 475 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 29.1s, OverallIterations: 7, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 17.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1619 SdHoareTripleChecker+Valid, 16374.70ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1508 mSDsluCounter, 11497 SdHoareTripleChecker+Invalid, 15586.87ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 7060 mSDsCounter, 555 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2018 IncrementalHoareTripleChecker+Invalid, 2573 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 555 mSolverCounterUnsat, 4437 mSDtfsCounter, 2018 mSolverCounterSat, 95.54ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1226 GetRequests, 1178 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=750occurred in iteration=6, InterpolantAutomatonStates: 34, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 7 MinimizatonAttempts, 247 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 195 LocationsWithAnnotation, 3363 PreInvPairs, 3523 NumberOfFragments, 736 HoareAnnotationTreeSize, 3363 FomulaSimplifications, 732 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 195 FomulaSimplificationsInter, 3639 FormulaSimplificationTreeSizeReductionInter, 1.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 5.0s InterpolantComputationTime, 2058 NumberOfCodeBlocks, 2058 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2046 ConstructedInterpolants, 0 QuantifiedInterpolants, 3109 SizeOfPredicates, 0 NumberOfNonLiveVariables, 8934 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! [2021-11-13 18:19:08,180 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afc6df30-c05c-4064-a96d-06c2a0ddb54d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE