./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa --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 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 19:07:00,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 19:07:00,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 19:07:00,095 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 19:07:00,096 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 19:07:00,097 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 19:07:00,099 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 19:07:00,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 19:07:00,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 19:07:00,104 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 19:07:00,105 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 19:07:00,115 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 19:07:00,115 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 19:07:00,117 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 19:07:00,118 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 19:07:00,120 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 19:07:00,121 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 19:07:00,122 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 19:07:00,124 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 19:07:00,126 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 19:07:00,128 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 19:07:00,130 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 19:07:00,131 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 19:07:00,132 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 19:07:00,135 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 19:07:00,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 19:07:00,140 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 19:07:00,141 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 19:07:00,141 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 19:07:00,142 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 19:07:00,142 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 19:07:00,143 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 19:07:00,144 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 19:07:00,144 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 19:07:00,145 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 19:07:00,145 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 19:07:00,146 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 19:07:00,146 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 19:07:00,146 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 19:07:00,147 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 19:07:00,147 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 19:07:00,148 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-06 19:07:00,175 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 19:07:00,175 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 19:07:00,175 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 19:07:00,176 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 19:07:00,176 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 19:07:00,176 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 19:07:00,177 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 19:07:00,177 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 19:07:00,177 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 19:07:00,177 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 19:07:00,177 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 19:07:00,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 19:07:00,178 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 19:07:00,178 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 19:07:00,178 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 19:07:00,178 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 19:07:00,178 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 19:07:00,178 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 19:07:00,179 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 19:07:00,179 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 19:07:00,179 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 19:07:00,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 19:07:00,179 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 19:07:00,179 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 19:07:00,179 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 19:07:00,179 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 19:07:00,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 19:07:00,180 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 19:07:00,180 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 19:07:00,180 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 19:07:00,180 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 19:07:00,180 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_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 [2021-12-06 19:07:00,359 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 19:07:00,379 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 19:07:00,381 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 19:07:00,383 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 19:07:00,383 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 19:07:00,384 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-12-06 19:07:00,431 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/data/077f5701f/5fea5b3ef7044cc2904be0b3afd98fbc/FLAGe1cc5477b [2021-12-06 19:07:01,012 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 19:07:01,013 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-12-06 19:07:01,029 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/data/077f5701f/5fea5b3ef7044cc2904be0b3afd98fbc/FLAGe1cc5477b [2021-12-06 19:07:01,410 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/data/077f5701f/5fea5b3ef7044cc2904be0b3afd98fbc [2021-12-06 19:07:01,413 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 19:07:01,414 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 19:07:01,415 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 19:07:01,416 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 19:07:01,418 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 19:07:01,419 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:07:01" (1/1) ... [2021-12-06 19:07:01,419 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31eaec15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:07:01, skipping insertion in model container [2021-12-06 19:07:01,420 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:07:01" (1/1) ... [2021-12-06 19:07:01,424 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 19:07:01,477 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 19:07:01,737 WARN L230 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_d2f5d53c-8b09-4b07-8089-6debafc42541/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i[49178,49191] [2021-12-06 19:07:01,952 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:07:01,966 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 19:07:02,010 WARN L230 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_d2f5d53c-8b09-4b07-8089-6debafc42541/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i[49178,49191] [2021-12-06 19:07:02,056 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:07:02,080 INFO L208 MainTranslator]: Completed translation [2021-12-06 19:07:02,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:07:02 WrapperNode [2021-12-06 19:07:02,081 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 19:07:02,082 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 19:07:02,082 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 19:07:02,082 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 19:07:02,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:07:02" (1/1) ... [2021-12-06 19:07:02,112 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:07:02" (1/1) ... [2021-12-06 19:07:02,147 INFO L137 Inliner]: procedures = 117, calls = 360, calls flagged for inlining = 51, calls inlined = 35, statements flattened = 841 [2021-12-06 19:07:02,148 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 19:07:02,148 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 19:07:02,148 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 19:07:02,148 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 19:07:02,154 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:07:02" (1/1) ... [2021-12-06 19:07:02,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:07:02" (1/1) ... [2021-12-06 19:07:02,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:07:02" (1/1) ... [2021-12-06 19:07:02,163 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:07:02" (1/1) ... [2021-12-06 19:07:02,195 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:07:02" (1/1) ... [2021-12-06 19:07:02,204 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:07:02" (1/1) ... [2021-12-06 19:07:02,211 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:07:02" (1/1) ... [2021-12-06 19:07:02,220 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 19:07:02,221 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 19:07:02,221 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 19:07:02,221 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 19:07:02,222 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:07:02" (1/1) ... [2021-12-06 19:07:02,227 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 19:07:02,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:07:02,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 19:07:02,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 19:07:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-06 19:07:02,274 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-06 19:07:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-06 19:07:02,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-06 19:07:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 19:07:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_time_to_tm [2021-12-06 19:07:02,274 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_time_to_tm [2021-12-06 19:07:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_proc [2021-12-06 19:07:02,274 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_proc [2021-12-06 19:07:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2021-12-06 19:07:02,275 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2021-12-06 19:07:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure outer_sync [2021-12-06 19:07:02,275 INFO L138 BoogieDeclarations]: Found implementation of procedure outer_sync [2021-12-06 19:07:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_remove [2021-12-06 19:07:02,275 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_remove [2021-12-06 19:07:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_shutdown [2021-12-06 19:07:02,275 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_shutdown [2021-12-06 19:07:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-06 19:07:02,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-06 19:07:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_tm_to_time [2021-12-06 19:07:02,275 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_tm_to_time [2021-12-06 19:07:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-12-06 19:07:02,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-12-06 19:07:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-06 19:07:02,276 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-06 19:07:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_set_alarm [2021-12-06 19:07:02,276 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_set_alarm [2021-12-06 19:07:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 19:07:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-06 19:07:02,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-06 19:07:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_check [2021-12-06 19:07:02,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_check [2021-12-06 19:07:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_alarm_irq_enable [2021-12-06 19:07:02,276 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_alarm_irq_enable [2021-12-06 19:07:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_iounmap [2021-12-06 19:07:02,276 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_iounmap [2021-12-06 19:07:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-06 19:07:02,276 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-06 19:07:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 19:07:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 19:07:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_device_unregister [2021-12-06 19:07:02,277 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_device_unregister [2021-12-06 19:07:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 19:07:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-06 19:07:02,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-06 19:07:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 19:07:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-06 19:07:02,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-06 19:07:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2021-12-06 19:07:02,277 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2021-12-06 19:07:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-06 19:07:02,278 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-06 19:07:02,278 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2021-12-06 19:07:02,278 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2021-12-06 19:07:02,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 19:07:02,278 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2021-12-06 19:07:02,278 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2021-12-06 19:07:02,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-06 19:07:02,278 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2021-12-06 19:07:02,279 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2021-12-06 19:07:02,279 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_read_time [2021-12-06 19:07:02,279 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_read_time [2021-12-06 19:07:02,279 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_wait_while_busy [2021-12-06 19:07:02,279 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_wait_while_busy [2021-12-06 19:07:02,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 19:07:02,279 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2021-12-06 19:07:02,279 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2021-12-06 19:07:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-06 19:07:02,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-06 19:07:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_set_time [2021-12-06 19:07:02,280 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_set_time [2021-12-06 19:07:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 19:07:02,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 19:07:02,493 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 19:07:02,495 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 19:07:02,625 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-06 19:07:03,042 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 19:07:03,053 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 19:07:03,053 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-06 19:07:03,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:07:03 BoogieIcfgContainer [2021-12-06 19:07:03,056 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 19:07:03,057 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 19:07:03,058 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 19:07:03,060 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 19:07:03,060 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 07:07:01" (1/3) ... [2021-12-06 19:07:03,061 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2510ca86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 07:07:03, skipping insertion in model container [2021-12-06 19:07:03,061 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:07:02" (2/3) ... [2021-12-06 19:07:03,061 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2510ca86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 07:07:03, skipping insertion in model container [2021-12-06 19:07:03,061 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:07:03" (3/3) ... [2021-12-06 19:07:03,062 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-12-06 19:07:03,066 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 19:07:03,067 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-06 19:07:03,107 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 19:07:03,112 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 [2021-12-06 19:07:03,112 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-06 19:07:03,132 INFO L276 IsEmpty]: Start isEmpty. Operand has 383 states, 272 states have (on average 1.338235294117647) internal successors, (364), 282 states have internal predecessors, (364), 79 states have call successors, (79), 31 states have call predecessors, (79), 30 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2021-12-06 19:07:03,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-12-06 19:07:03,142 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:03,142 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:03,142 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:03,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:03,146 INFO L85 PathProgramCache]: Analyzing trace with hash -1694914091, now seen corresponding path program 1 times [2021-12-06 19:07:03,152 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:07:03,152 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125623376] [2021-12-06 19:07:03,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:03,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:07:03,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:03,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:07:03,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:03,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-12-06 19:07:03,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:03,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:03,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:03,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:07:03,425 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:07:03,425 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125623376] [2021-12-06 19:07:03,425 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2125623376] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:07:03,425 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:07:03,426 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:07:03,427 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870632356] [2021-12-06 19:07:03,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:07:03,431 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 19:07:03,431 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:07:03,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:07:03,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:07:03,453 INFO L87 Difference]: Start difference. First operand has 383 states, 272 states have (on average 1.338235294117647) internal successors, (364), 282 states have internal predecessors, (364), 79 states have call successors, (79), 31 states have call predecessors, (79), 30 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-06 19:07:03,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:03,812 INFO L93 Difference]: Finished difference Result 728 states and 1028 transitions. [2021-12-06 19:07:03,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:07:03,815 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 39 [2021-12-06 19:07:03,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:03,830 INFO L225 Difference]: With dead ends: 728 [2021-12-06 19:07:03,830 INFO L226 Difference]: Without dead ends: 335 [2021-12-06 19:07:03,838 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-12-06 19:07:03,841 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 607 mSDsluCounter, 196 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 214 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 637 SdHoareTripleChecker+Valid, 546 SdHoareTripleChecker+Invalid, 310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 214 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:03,842 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [637 Valid, 546 Invalid, 310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [214 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-06 19:07:03,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states. [2021-12-06 19:07:03,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 261. [2021-12-06 19:07:03,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 189 states have (on average 1.2751322751322751) internal successors, (241), 190 states have internal predecessors, (241), 48 states have call successors, (48), 24 states have call predecessors, (48), 23 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2021-12-06 19:07:03,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 336 transitions. [2021-12-06 19:07:03,902 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 336 transitions. Word has length 39 [2021-12-06 19:07:03,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:03,902 INFO L470 AbstractCegarLoop]: Abstraction has 261 states and 336 transitions. [2021-12-06 19:07:03,903 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-06 19:07:03,903 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 336 transitions. [2021-12-06 19:07:03,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-12-06 19:07:03,907 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:03,907 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:03,907 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-06 19:07:03,907 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:03,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:03,908 INFO L85 PathProgramCache]: Analyzing trace with hash -1625989988, now seen corresponding path program 1 times [2021-12-06 19:07:03,908 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:07:03,908 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239874099] [2021-12-06 19:07:03,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:03,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:07:03,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:03,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:07:03,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:04,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:07:04,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:04,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:04,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:04,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:07:04,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:04,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:04,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:04,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:04,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:04,037 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-12-06 19:07:04,037 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:07:04,037 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239874099] [2021-12-06 19:07:04,037 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239874099] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:07:04,038 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:07:04,038 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 19:07:04,038 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424885831] [2021-12-06 19:07:04,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:07:04,039 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 19:07:04,039 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:07:04,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 19:07:04,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-06 19:07:04,040 INFO L87 Difference]: Start difference. First operand 261 states and 336 transitions. Second operand has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 4 states have internal predecessors, (34), 3 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2021-12-06 19:07:04,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:04,767 INFO L93 Difference]: Finished difference Result 928 states and 1243 transitions. [2021-12-06 19:07:04,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-06 19:07:04,768 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 4 states have internal predecessors, (34), 3 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 55 [2021-12-06 19:07:04,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:04,774 INFO L225 Difference]: With dead ends: 928 [2021-12-06 19:07:04,774 INFO L226 Difference]: Without dead ends: 674 [2021-12-06 19:07:04,776 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2021-12-06 19:07:04,777 INFO L933 BasicCegarLoop]: 493 mSDtfsCounter, 562 mSDsluCounter, 1431 mSDsCounter, 0 mSdLazyCounter, 900 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 603 SdHoareTripleChecker+Valid, 1924 SdHoareTripleChecker+Invalid, 1070 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 900 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:04,778 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [603 Valid, 1924 Invalid, 1070 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 900 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-12-06 19:07:04,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 674 states. [2021-12-06 19:07:04,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 674 to 530. [2021-12-06 19:07:04,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 530 states, 382 states have (on average 1.2696335078534031) internal successors, (485), 389 states have internal predecessors, (485), 95 states have call successors, (95), 48 states have call predecessors, (95), 52 states have return successors, (111), 94 states have call predecessors, (111), 94 states have call successors, (111) [2021-12-06 19:07:04,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 530 states and 691 transitions. [2021-12-06 19:07:04,832 INFO L78 Accepts]: Start accepts. Automaton has 530 states and 691 transitions. Word has length 55 [2021-12-06 19:07:04,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:04,832 INFO L470 AbstractCegarLoop]: Abstraction has 530 states and 691 transitions. [2021-12-06 19:07:04,833 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 4 states have internal predecessors, (34), 3 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2021-12-06 19:07:04,833 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 691 transitions. [2021-12-06 19:07:04,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-12-06 19:07:04,835 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:04,836 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:04,836 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-06 19:07:04,836 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:04,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:04,836 INFO L85 PathProgramCache]: Analyzing trace with hash -1635013273, now seen corresponding path program 1 times [2021-12-06 19:07:04,836 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:07:04,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637571221] [2021-12-06 19:07:04,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:04,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:07:04,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:04,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:07:04,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:04,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-06 19:07:04,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:04,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:04,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:04,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-06 19:07:04,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:04,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:04,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:04,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:04,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:04,931 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-12-06 19:07:04,932 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:07:04,932 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637571221] [2021-12-06 19:07:04,932 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637571221] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:07:04,932 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:07:04,932 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:07:04,933 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912245619] [2021-12-06 19:07:04,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:07:04,933 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 19:07:04,933 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:07:04,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:07:04,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:07:04,934 INFO L87 Difference]: Start difference. First operand 530 states and 691 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-06 19:07:05,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:05,314 INFO L93 Difference]: Finished difference Result 1456 states and 1933 transitions. [2021-12-06 19:07:05,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 19:07:05,314 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 57 [2021-12-06 19:07:05,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:05,320 INFO L225 Difference]: With dead ends: 1456 [2021-12-06 19:07:05,320 INFO L226 Difference]: Without dead ends: 933 [2021-12-06 19:07:05,322 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-12-06 19:07:05,323 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 494 mSDsluCounter, 390 mSDsCounter, 0 mSdLazyCounter, 275 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 515 SdHoareTripleChecker+Valid, 755 SdHoareTripleChecker+Invalid, 484 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 275 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:05,323 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [515 Valid, 755 Invalid, 484 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 275 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-06 19:07:05,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 933 states. [2021-12-06 19:07:05,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 933 to 741. [2021-12-06 19:07:05,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 741 states, 544 states have (on average 1.2794117647058822) internal successors, (696), 557 states have internal predecessors, (696), 126 states have call successors, (126), 66 states have call predecessors, (126), 70 states have return successors, (142), 121 states have call predecessors, (142), 125 states have call successors, (142) [2021-12-06 19:07:05,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 741 states and 964 transitions. [2021-12-06 19:07:05,364 INFO L78 Accepts]: Start accepts. Automaton has 741 states and 964 transitions. Word has length 57 [2021-12-06 19:07:05,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:05,364 INFO L470 AbstractCegarLoop]: Abstraction has 741 states and 964 transitions. [2021-12-06 19:07:05,364 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-06 19:07:05,364 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 964 transitions. [2021-12-06 19:07:05,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-12-06 19:07:05,366 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:05,367 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:05,367 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-06 19:07:05,367 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:05,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:05,367 INFO L85 PathProgramCache]: Analyzing trace with hash -1103730740, now seen corresponding path program 1 times [2021-12-06 19:07:05,367 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:07:05,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432063929] [2021-12-06 19:07:05,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:05,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:07:05,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:05,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:07:05,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:05,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-06 19:07:05,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:05,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:05,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:05,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-06 19:07:05,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:05,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:05,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:05,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:05,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:05,453 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-12-06 19:07:05,453 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:07:05,453 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432063929] [2021-12-06 19:07:05,454 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432063929] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:07:05,454 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:07:05,454 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 19:07:05,454 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580429008] [2021-12-06 19:07:05,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:07:05,454 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 19:07:05,454 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:07:05,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 19:07:05,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-06 19:07:05,455 INFO L87 Difference]: Start difference. First operand 741 states and 964 transitions. Second operand has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 4 states have internal predecessors, (37), 3 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2021-12-06 19:07:05,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:05,845 INFO L93 Difference]: Finished difference Result 1686 states and 2233 transitions. [2021-12-06 19:07:05,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-06 19:07:05,845 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 4 states have internal predecessors, (37), 3 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 58 [2021-12-06 19:07:05,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:05,851 INFO L225 Difference]: With dead ends: 1686 [2021-12-06 19:07:05,851 INFO L226 Difference]: Without dead ends: 962 [2021-12-06 19:07:05,853 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2021-12-06 19:07:05,854 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 574 mSDsluCounter, 675 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 604 SdHoareTripleChecker+Valid, 1019 SdHoareTripleChecker+Invalid, 570 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:05,854 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [604 Valid, 1019 Invalid, 570 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 376 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-06 19:07:05,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 962 states. [2021-12-06 19:07:05,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 962 to 749. [2021-12-06 19:07:05,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 749 states, 552 states have (on average 1.2717391304347827) internal successors, (702), 563 states have internal predecessors, (702), 124 states have call successors, (124), 68 states have call predecessors, (124), 72 states have return successors, (140), 121 states have call predecessors, (140), 123 states have call successors, (140) [2021-12-06 19:07:05,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 749 states and 966 transitions. [2021-12-06 19:07:05,891 INFO L78 Accepts]: Start accepts. Automaton has 749 states and 966 transitions. Word has length 58 [2021-12-06 19:07:05,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:05,891 INFO L470 AbstractCegarLoop]: Abstraction has 749 states and 966 transitions. [2021-12-06 19:07:05,892 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 4 states have internal predecessors, (37), 3 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2021-12-06 19:07:05,892 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 966 transitions. [2021-12-06 19:07:05,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-12-06 19:07:05,893 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:05,893 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:05,894 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-06 19:07:05,894 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:05,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:05,894 INFO L85 PathProgramCache]: Analyzing trace with hash -869168385, now seen corresponding path program 1 times [2021-12-06 19:07:05,894 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:07:05,894 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239036152] [2021-12-06 19:07:05,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:05,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:07:05,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:05,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:07:05,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:05,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-06 19:07:05,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:05,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:05,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:05,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-06 19:07:05,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:05,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:05,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:05,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:05,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:06,003 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-12-06 19:07:06,003 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:07:06,003 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239036152] [2021-12-06 19:07:06,003 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239036152] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:07:06,003 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:07:06,003 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 19:07:06,003 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761103657] [2021-12-06 19:07:06,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:07:06,004 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 19:07:06,004 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:07:06,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 19:07:06,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-06 19:07:06,004 INFO L87 Difference]: Start difference. First operand 749 states and 966 transitions. Second operand has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 4 states have internal predecessors, (36), 3 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2021-12-06 19:07:06,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:06,492 INFO L93 Difference]: Finished difference Result 1702 states and 2227 transitions. [2021-12-06 19:07:06,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-06 19:07:06,492 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 4 states have internal predecessors, (36), 3 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 57 [2021-12-06 19:07:06,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:06,500 INFO L225 Difference]: With dead ends: 1702 [2021-12-06 19:07:06,500 INFO L226 Difference]: Without dead ends: 970 [2021-12-06 19:07:06,503 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2021-12-06 19:07:06,504 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 455 mSDsluCounter, 789 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 487 SdHoareTripleChecker+Valid, 1130 SdHoareTripleChecker+Invalid, 609 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:06,504 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [487 Valid, 1130 Invalid, 609 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 487 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-12-06 19:07:06,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 970 states. [2021-12-06 19:07:06,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 970 to 757. [2021-12-06 19:07:06,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 757 states, 560 states have (on average 1.2642857142857142) internal successors, (708), 569 states have internal predecessors, (708), 122 states have call successors, (122), 70 states have call predecessors, (122), 74 states have return successors, (138), 121 states have call predecessors, (138), 121 states have call successors, (138) [2021-12-06 19:07:06,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 757 states and 968 transitions. [2021-12-06 19:07:06,547 INFO L78 Accepts]: Start accepts. Automaton has 757 states and 968 transitions. Word has length 57 [2021-12-06 19:07:06,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:06,547 INFO L470 AbstractCegarLoop]: Abstraction has 757 states and 968 transitions. [2021-12-06 19:07:06,547 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 4 states have internal predecessors, (36), 3 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2021-12-06 19:07:06,547 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 968 transitions. [2021-12-06 19:07:06,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-12-06 19:07:06,549 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:06,549 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:06,549 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-06 19:07:06,549 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:06,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:06,549 INFO L85 PathProgramCache]: Analyzing trace with hash 1829984329, now seen corresponding path program 1 times [2021-12-06 19:07:06,550 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:07:06,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494089445] [2021-12-06 19:07:06,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:06,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:07:06,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:06,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:07:06,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:06,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-06 19:07:06,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:06,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:06,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:06,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-06 19:07:06,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:06,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:06,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:06,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:06,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:06,655 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-12-06 19:07:06,655 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:07:06,655 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494089445] [2021-12-06 19:07:06,655 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494089445] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:07:06,655 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:07:06,655 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 19:07:06,656 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99364958] [2021-12-06 19:07:06,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:07:06,656 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 19:07:06,656 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:07:06,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 19:07:06,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-06 19:07:06,657 INFO L87 Difference]: Start difference. First operand 757 states and 968 transitions. Second operand has 7 states, 7 states have (on average 5.0) internal successors, (35), 4 states have internal predecessors, (35), 3 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2021-12-06 19:07:07,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:07,090 INFO L93 Difference]: Finished difference Result 1593 states and 2058 transitions. [2021-12-06 19:07:07,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-06 19:07:07,091 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.0) internal successors, (35), 4 states have internal predecessors, (35), 3 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 56 [2021-12-06 19:07:07,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:07,096 INFO L225 Difference]: With dead ends: 1593 [2021-12-06 19:07:07,097 INFO L226 Difference]: Without dead ends: 853 [2021-12-06 19:07:07,100 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2021-12-06 19:07:07,100 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 460 mSDsluCounter, 752 mSDsCounter, 0 mSdLazyCounter, 476 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 493 SdHoareTripleChecker+Valid, 1078 SdHoareTripleChecker+Invalid, 607 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 476 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:07,101 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [493 Valid, 1078 Invalid, 607 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 476 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-06 19:07:07,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 853 states. [2021-12-06 19:07:07,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 853 to 687. [2021-12-06 19:07:07,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 687 states, 511 states have (on average 1.25440313111546) internal successors, (641), 516 states have internal predecessors, (641), 106 states have call successors, (106), 65 states have call predecessors, (106), 69 states have return successors, (121), 107 states have call predecessors, (121), 105 states have call successors, (121) [2021-12-06 19:07:07,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 687 states and 868 transitions. [2021-12-06 19:07:07,145 INFO L78 Accepts]: Start accepts. Automaton has 687 states and 868 transitions. Word has length 56 [2021-12-06 19:07:07,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:07,146 INFO L470 AbstractCegarLoop]: Abstraction has 687 states and 868 transitions. [2021-12-06 19:07:07,146 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.0) internal successors, (35), 4 states have internal predecessors, (35), 3 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2021-12-06 19:07:07,146 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 868 transitions. [2021-12-06 19:07:07,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-12-06 19:07:07,147 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:07,147 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:07,147 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-06 19:07:07,148 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:07,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:07,148 INFO L85 PathProgramCache]: Analyzing trace with hash -908583344, now seen corresponding path program 1 times [2021-12-06 19:07:07,148 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:07:07,148 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107212574] [2021-12-06 19:07:07,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:07,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:07:07,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:07,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:07:07,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:07,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-06 19:07:07,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:07,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:07:07,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:07,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:07,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:07,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 19:07:07,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:07,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:07,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:07,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:07,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:07,264 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-12-06 19:07:07,264 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:07:07,265 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107212574] [2021-12-06 19:07:07,265 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107212574] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:07:07,265 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [826880018] [2021-12-06 19:07:07,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:07,265 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:07:07,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:07:07,266 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:07:07,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-06 19:07:07,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:07,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 609 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-06 19:07:07,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:07:07,543 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-12-06 19:07:07,543 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:07:07,543 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [826880018] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:07:07,544 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 19:07:07,544 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2021-12-06 19:07:07,544 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070564976] [2021-12-06 19:07:07,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:07:07,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 19:07:07,545 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:07:07,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 19:07:07,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2021-12-06 19:07:07,545 INFO L87 Difference]: Start difference. First operand 687 states and 868 transitions. Second operand has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-06 19:07:07,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:07,686 INFO L93 Difference]: Finished difference Result 1675 states and 2116 transitions. [2021-12-06 19:07:07,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-06 19:07:07,687 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) Word has length 67 [2021-12-06 19:07:07,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:07,693 INFO L225 Difference]: With dead ends: 1675 [2021-12-06 19:07:07,693 INFO L226 Difference]: Without dead ends: 1012 [2021-12-06 19:07:07,696 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=75, Invalid=387, Unknown=0, NotChecked=0, Total=462 [2021-12-06 19:07:07,697 INFO L933 BasicCegarLoop]: 384 mSDtfsCounter, 325 mSDsluCounter, 1848 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 329 SdHoareTripleChecker+Valid, 2232 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:07,697 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [329 Valid, 2232 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 19:07:07,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1012 states. [2021-12-06 19:07:07,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1012 to 965. [2021-12-06 19:07:07,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 965 states, 723 states have (on average 1.2627939142461964) internal successors, (913), 730 states have internal predecessors, (913), 146 states have call successors, (146), 89 states have call predecessors, (146), 95 states have return successors, (166), 147 states have call predecessors, (166), 145 states have call successors, (166) [2021-12-06 19:07:07,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 965 states and 1225 transitions. [2021-12-06 19:07:07,745 INFO L78 Accepts]: Start accepts. Automaton has 965 states and 1225 transitions. Word has length 67 [2021-12-06 19:07:07,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:07,746 INFO L470 AbstractCegarLoop]: Abstraction has 965 states and 1225 transitions. [2021-12-06 19:07:07,746 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-06 19:07:07,746 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1225 transitions. [2021-12-06 19:07:07,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-12-06 19:07:07,748 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:07,748 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:07,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-06 19:07:07,948 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-12-06 19:07:07,948 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:07,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:07,949 INFO L85 PathProgramCache]: Analyzing trace with hash 662317656, now seen corresponding path program 1 times [2021-12-06 19:07:07,949 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:07:07,949 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483293501] [2021-12-06 19:07:07,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:07,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:07:07,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:08,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:07:08,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:08,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:07:08,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:08,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-06 19:07:08,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:08,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:08,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:08,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-06 19:07:08,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:08,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:08,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:08,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:08,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:08,070 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-12-06 19:07:08,070 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:07:08,070 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483293501] [2021-12-06 19:07:08,070 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483293501] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:07:08,070 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [804506532] [2021-12-06 19:07:08,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:08,070 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:07:08,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:07:08,071 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:07:08,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-06 19:07:08,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:08,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 611 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-06 19:07:08,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:07:08,298 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-12-06 19:07:08,298 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:07:08,298 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [804506532] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:07:08,298 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 19:07:08,298 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [11] total 16 [2021-12-06 19:07:08,298 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571006504] [2021-12-06 19:07:08,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:07:08,299 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 19:07:08,299 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:07:08,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 19:07:08,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2021-12-06 19:07:08,299 INFO L87 Difference]: Start difference. First operand 965 states and 1225 transitions. Second operand has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 5 states have internal predecessors, (45), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-06 19:07:08,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:08,428 INFO L93 Difference]: Finished difference Result 2237 states and 2836 transitions. [2021-12-06 19:07:08,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-06 19:07:08,428 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 5 states have internal predecessors, (45), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) Word has length 68 [2021-12-06 19:07:08,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:08,434 INFO L225 Difference]: With dead ends: 2237 [2021-12-06 19:07:08,434 INFO L226 Difference]: Without dead ends: 1296 [2021-12-06 19:07:08,437 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=429, Unknown=0, NotChecked=0, Total=506 [2021-12-06 19:07:08,437 INFO L933 BasicCegarLoop]: 391 mSDtfsCounter, 325 mSDsluCounter, 1862 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 329 SdHoareTripleChecker+Valid, 2253 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:08,438 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [329 Valid, 2253 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 19:07:08,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1296 states. [2021-12-06 19:07:08,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1296 to 1241. [2021-12-06 19:07:08,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1241 states, 933 states have (on average 1.2679528403001072) internal successors, (1183), 944 states have internal predecessors, (1183), 186 states have call successors, (186), 113 states have call predecessors, (186), 121 states have return successors, (211), 185 states have call predecessors, (211), 185 states have call successors, (211) [2021-12-06 19:07:08,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 1241 states and 1580 transitions. [2021-12-06 19:07:08,494 INFO L78 Accepts]: Start accepts. Automaton has 1241 states and 1580 transitions. Word has length 68 [2021-12-06 19:07:08,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:08,494 INFO L470 AbstractCegarLoop]: Abstraction has 1241 states and 1580 transitions. [2021-12-06 19:07:08,494 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 5 states have internal predecessors, (45), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-06 19:07:08,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 1580 transitions. [2021-12-06 19:07:08,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-12-06 19:07:08,496 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:08,496 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:08,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-06 19:07:08,696 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:07:08,697 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:08,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:08,697 INFO L85 PathProgramCache]: Analyzing trace with hash -281204759, now seen corresponding path program 1 times [2021-12-06 19:07:08,697 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:07:08,697 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054726907] [2021-12-06 19:07:08,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:08,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:07:08,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:08,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:07:08,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:08,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-06 19:07:08,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:08,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-06 19:07:08,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:08,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:08,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:08,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-06 19:07:08,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:08,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:08,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:08,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:08,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:08,808 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-12-06 19:07:08,808 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:07:08,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054726907] [2021-12-06 19:07:08,808 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2054726907] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:07:08,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [334501756] [2021-12-06 19:07:08,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:08,809 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:07:08,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:07:08,809 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:07:08,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-06 19:07:08,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:08,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 613 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-06 19:07:08,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:07:09,050 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-12-06 19:07:09,050 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:07:09,050 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [334501756] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:07:09,050 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 19:07:09,050 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [11] total 16 [2021-12-06 19:07:09,051 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984969357] [2021-12-06 19:07:09,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:07:09,051 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 19:07:09,051 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:07:09,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 19:07:09,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2021-12-06 19:07:09,052 INFO L87 Difference]: Start difference. First operand 1241 states and 1580 transitions. Second operand has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 5 states have internal predecessors, (46), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-06 19:07:09,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:09,181 INFO L93 Difference]: Finished difference Result 2789 states and 3546 transitions. [2021-12-06 19:07:09,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-06 19:07:09,182 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 5 states have internal predecessors, (46), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) Word has length 69 [2021-12-06 19:07:09,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:09,189 INFO L225 Difference]: With dead ends: 2789 [2021-12-06 19:07:09,189 INFO L226 Difference]: Without dead ends: 1572 [2021-12-06 19:07:09,199 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=429, Unknown=0, NotChecked=0, Total=506 [2021-12-06 19:07:09,199 INFO L933 BasicCegarLoop]: 391 mSDtfsCounter, 325 mSDsluCounter, 1862 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 329 SdHoareTripleChecker+Valid, 2253 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:09,200 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [329 Valid, 2253 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 19:07:09,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1572 states. [2021-12-06 19:07:09,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1572 to 1241. [2021-12-06 19:07:09,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1241 states, 933 states have (on average 1.2679528403001072) internal successors, (1183), 944 states have internal predecessors, (1183), 186 states have call successors, (186), 113 states have call predecessors, (186), 121 states have return successors, (211), 185 states have call predecessors, (211), 185 states have call successors, (211) [2021-12-06 19:07:09,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 1241 states and 1580 transitions. [2021-12-06 19:07:09,258 INFO L78 Accepts]: Start accepts. Automaton has 1241 states and 1580 transitions. Word has length 69 [2021-12-06 19:07:09,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:09,258 INFO L470 AbstractCegarLoop]: Abstraction has 1241 states and 1580 transitions. [2021-12-06 19:07:09,258 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 5 states have internal predecessors, (46), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-06 19:07:09,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 1580 transitions. [2021-12-06 19:07:09,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-12-06 19:07:09,260 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:09,261 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:09,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-12-06 19:07:09,461 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:07:09,461 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:09,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:09,461 INFO L85 PathProgramCache]: Analyzing trace with hash -1862441711, now seen corresponding path program 1 times [2021-12-06 19:07:09,461 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:07:09,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544946143] [2021-12-06 19:07:09,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:09,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:07:09,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:09,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:07:09,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:09,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-06 19:07:09,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:09,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-06 19:07:09,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:09,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:09,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:09,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 19:07:09,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:09,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:09,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:09,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:09,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:09,575 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-12-06 19:07:09,575 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:07:09,575 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544946143] [2021-12-06 19:07:09,575 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544946143] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:07:09,575 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [319188407] [2021-12-06 19:07:09,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:09,575 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:07:09,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:07:09,576 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:07:09,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-06 19:07:09,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:09,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 615 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-06 19:07:09,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:07:09,819 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-12-06 19:07:09,819 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:07:09,819 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [319188407] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:07:09,819 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 19:07:09,819 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [11] total 16 [2021-12-06 19:07:09,820 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723609486] [2021-12-06 19:07:09,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:07:09,820 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 19:07:09,820 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:07:09,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 19:07:09,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2021-12-06 19:07:09,820 INFO L87 Difference]: Start difference. First operand 1241 states and 1580 transitions. Second operand has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 5 states have internal predecessors, (47), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-06 19:07:09,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:09,936 INFO L93 Difference]: Finished difference Result 2789 states and 3546 transitions. [2021-12-06 19:07:09,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-06 19:07:09,936 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 5 states have internal predecessors, (47), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) Word has length 70 [2021-12-06 19:07:09,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:09,943 INFO L225 Difference]: With dead ends: 2789 [2021-12-06 19:07:09,943 INFO L226 Difference]: Without dead ends: 1572 [2021-12-06 19:07:09,946 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=429, Unknown=0, NotChecked=0, Total=506 [2021-12-06 19:07:09,946 INFO L933 BasicCegarLoop]: 380 mSDtfsCounter, 325 mSDsluCounter, 1818 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 329 SdHoareTripleChecker+Valid, 2198 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:09,946 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [329 Valid, 2198 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 19:07:09,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1572 states. [2021-12-06 19:07:09,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1572 to 1241. [2021-12-06 19:07:09,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1241 states, 933 states have (on average 1.2679528403001072) internal successors, (1183), 944 states have internal predecessors, (1183), 186 states have call successors, (186), 113 states have call predecessors, (186), 121 states have return successors, (211), 185 states have call predecessors, (211), 185 states have call successors, (211) [2021-12-06 19:07:09,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 1241 states and 1580 transitions. [2021-12-06 19:07:09,991 INFO L78 Accepts]: Start accepts. Automaton has 1241 states and 1580 transitions. Word has length 70 [2021-12-06 19:07:09,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:09,991 INFO L470 AbstractCegarLoop]: Abstraction has 1241 states and 1580 transitions. [2021-12-06 19:07:09,991 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 5 states have internal predecessors, (47), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-06 19:07:09,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 1580 transitions. [2021-12-06 19:07:09,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-12-06 19:07:09,993 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:09,993 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:10,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-12-06 19:07:10,193 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:07:10,194 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:10,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:10,194 INFO L85 PathProgramCache]: Analyzing trace with hash 1257749197, now seen corresponding path program 1 times [2021-12-06 19:07:10,194 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:07:10,194 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425241118] [2021-12-06 19:07:10,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:10,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:07:10,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:10,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:07:10,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:10,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-06 19:07:10,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:10,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-06 19:07:10,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:10,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:10,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:10,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-06 19:07:10,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:10,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:10,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:10,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:10,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:10,257 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-12-06 19:07:10,257 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:07:10,257 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425241118] [2021-12-06 19:07:10,257 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1425241118] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:07:10,257 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:07:10,257 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:07:10,257 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678235486] [2021-12-06 19:07:10,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:07:10,258 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 19:07:10,258 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:07:10,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:07:10,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:07:10,258 INFO L87 Difference]: Start difference. First operand 1241 states and 1580 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2021-12-06 19:07:10,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:10,578 INFO L93 Difference]: Finished difference Result 3072 states and 3991 transitions. [2021-12-06 19:07:10,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 19:07:10,578 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 75 [2021-12-06 19:07:10,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:10,586 INFO L225 Difference]: With dead ends: 3072 [2021-12-06 19:07:10,586 INFO L226 Difference]: Without dead ends: 1855 [2021-12-06 19:07:10,588 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-12-06 19:07:10,589 INFO L933 BasicCegarLoop]: 500 mSDtfsCounter, 394 mSDsluCounter, 499 mSDsCounter, 0 mSdLazyCounter, 290 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 417 SdHoareTripleChecker+Valid, 999 SdHoareTripleChecker+Invalid, 462 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 290 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:10,589 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [417 Valid, 999 Invalid, 462 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 290 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-06 19:07:10,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1855 states. [2021-12-06 19:07:10,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1855 to 1554. [2021-12-06 19:07:10,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1554 states, 1207 states have (on average 1.2816901408450705) internal successors, (1547), 1223 states have internal predecessors, (1547), 203 states have call successors, (203), 133 states have call predecessors, (203), 143 states have return successors, (230), 200 states have call predecessors, (230), 202 states have call successors, (230) [2021-12-06 19:07:10,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1554 states and 1980 transitions. [2021-12-06 19:07:10,643 INFO L78 Accepts]: Start accepts. Automaton has 1554 states and 1980 transitions. Word has length 75 [2021-12-06 19:07:10,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:10,644 INFO L470 AbstractCegarLoop]: Abstraction has 1554 states and 1980 transitions. [2021-12-06 19:07:10,644 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2021-12-06 19:07:10,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 1980 transitions. [2021-12-06 19:07:10,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-12-06 19:07:10,646 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:10,646 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:10,646 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-06 19:07:10,646 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:10,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:10,646 INFO L85 PathProgramCache]: Analyzing trace with hash 1479919740, now seen corresponding path program 1 times [2021-12-06 19:07:10,647 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:07:10,647 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590564978] [2021-12-06 19:07:10,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:10,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:07:10,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:10,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:07:10,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:10,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:07:10,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:10,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-06 19:07:10,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:10,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 19:07:10,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:10,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:10,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:10,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-06 19:07:10,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:10,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:10,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:10,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:10,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:10,765 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 17 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-12-06 19:07:10,765 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:07:10,765 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590564978] [2021-12-06 19:07:10,765 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590564978] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:07:10,766 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1206586397] [2021-12-06 19:07:10,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:10,766 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:07:10,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:07:10,766 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:07:10,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-06 19:07:10,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:10,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 664 conjuncts, 12 conjunts are in the unsatisfiable core [2021-12-06 19:07:10,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:07:11,060 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-12-06 19:07:11,060 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:07:11,241 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-12-06 19:07:11,241 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1206586397] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 19:07:11,242 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 19:07:11,242 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 22 [2021-12-06 19:07:11,242 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71101459] [2021-12-06 19:07:11,242 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 19:07:11,243 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-12-06 19:07:11,243 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:07:11,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-12-06 19:07:11,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2021-12-06 19:07:11,244 INFO L87 Difference]: Start difference. First operand 1554 states and 1980 transitions. Second operand has 22 states, 22 states have (on average 5.045454545454546) internal successors, (111), 15 states have internal predecessors, (111), 5 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (15), 6 states have call predecessors, (15), 5 states have call successors, (15) [2021-12-06 19:07:13,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:13,364 INFO L93 Difference]: Finished difference Result 3932 states and 5025 transitions. [2021-12-06 19:07:13,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-12-06 19:07:13,365 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 5.045454545454546) internal successors, (111), 15 states have internal predecessors, (111), 5 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (15), 6 states have call predecessors, (15), 5 states have call successors, (15) Word has length 82 [2021-12-06 19:07:13,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:13,379 INFO L225 Difference]: With dead ends: 3932 [2021-12-06 19:07:13,379 INFO L226 Difference]: Without dead ends: 2381 [2021-12-06 19:07:13,382 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 169 SyntacticMatches, 1 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 735 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=657, Invalid=2649, Unknown=0, NotChecked=0, Total=3306 [2021-12-06 19:07:13,383 INFO L933 BasicCegarLoop]: 465 mSDtfsCounter, 2081 mSDsluCounter, 3642 mSDsCounter, 0 mSdLazyCounter, 3472 mSolverCounterSat, 1089 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2109 SdHoareTripleChecker+Valid, 4107 SdHoareTripleChecker+Invalid, 4561 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1089 IncrementalHoareTripleChecker+Valid, 3472 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:13,383 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2109 Valid, 4107 Invalid, 4561 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1089 Valid, 3472 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-12-06 19:07:13,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2381 states. [2021-12-06 19:07:13,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2381 to 1854. [2021-12-06 19:07:13,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1854 states, 1445 states have (on average 1.2865051903114186) internal successors, (1859), 1461 states have internal predecessors, (1859), 241 states have call successors, (241), 157 states have call predecessors, (241), 167 states have return successors, (268), 238 states have call predecessors, (268), 240 states have call successors, (268) [2021-12-06 19:07:13,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 1854 states and 2368 transitions. [2021-12-06 19:07:13,451 INFO L78 Accepts]: Start accepts. Automaton has 1854 states and 2368 transitions. Word has length 82 [2021-12-06 19:07:13,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:13,451 INFO L470 AbstractCegarLoop]: Abstraction has 1854 states and 2368 transitions. [2021-12-06 19:07:13,452 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 5.045454545454546) internal successors, (111), 15 states have internal predecessors, (111), 5 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (15), 6 states have call predecessors, (15), 5 states have call successors, (15) [2021-12-06 19:07:13,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 2368 transitions. [2021-12-06 19:07:13,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-12-06 19:07:13,454 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:13,454 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:13,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2021-12-06 19:07:13,654 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:07:13,655 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:13,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:13,655 INFO L85 PathProgramCache]: Analyzing trace with hash 566309965, now seen corresponding path program 1 times [2021-12-06 19:07:13,655 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:07:13,655 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075214038] [2021-12-06 19:07:13,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:13,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:07:13,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:13,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:07:13,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:13,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-06 19:07:13,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:13,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-12-06 19:07:13,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:13,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-06 19:07:13,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:13,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:13,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:13,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-06 19:07:13,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:13,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:13,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:13,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:13,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:13,770 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 17 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-12-06 19:07:13,770 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:07:13,770 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075214038] [2021-12-06 19:07:13,770 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1075214038] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:07:13,770 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1970647482] [2021-12-06 19:07:13,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:13,770 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:07:13,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:07:13,771 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:07:13,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-12-06 19:07:13,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:13,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 666 conjuncts, 12 conjunts are in the unsatisfiable core [2021-12-06 19:07:13,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:07:14,021 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-12-06 19:07:14,021 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:07:14,190 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-12-06 19:07:14,190 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1970647482] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 19:07:14,190 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 19:07:14,191 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 22 [2021-12-06 19:07:14,191 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870312390] [2021-12-06 19:07:14,191 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 19:07:14,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-12-06 19:07:14,191 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:07:14,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-12-06 19:07:14,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2021-12-06 19:07:14,192 INFO L87 Difference]: Start difference. First operand 1854 states and 2368 transitions. Second operand has 22 states, 22 states have (on average 5.136363636363637) internal successors, (113), 15 states have internal predecessors, (113), 5 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (15), 6 states have call predecessors, (15), 5 states have call successors, (15) [2021-12-06 19:07:16,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:16,285 INFO L93 Difference]: Finished difference Result 4611 states and 5905 transitions. [2021-12-06 19:07:16,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-12-06 19:07:16,286 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 5.136363636363637) internal successors, (113), 15 states have internal predecessors, (113), 5 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (15), 6 states have call predecessors, (15), 5 states have call successors, (15) Word has length 83 [2021-12-06 19:07:16,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:16,296 INFO L225 Difference]: With dead ends: 4611 [2021-12-06 19:07:16,296 INFO L226 Difference]: Without dead ends: 2760 [2021-12-06 19:07:16,300 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 171 SyntacticMatches, 1 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 729 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=657, Invalid=2649, Unknown=0, NotChecked=0, Total=3306 [2021-12-06 19:07:16,300 INFO L933 BasicCegarLoop]: 468 mSDtfsCounter, 1827 mSDsluCounter, 4012 mSDsCounter, 0 mSdLazyCounter, 4104 mSolverCounterSat, 916 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1856 SdHoareTripleChecker+Valid, 4480 SdHoareTripleChecker+Invalid, 5020 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 916 IncrementalHoareTripleChecker+Valid, 4104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:16,301 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1856 Valid, 4480 Invalid, 5020 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [916 Valid, 4104 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-12-06 19:07:16,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2760 states. [2021-12-06 19:07:16,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2760 to 1854. [2021-12-06 19:07:16,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1854 states, 1445 states have (on average 1.2865051903114186) internal successors, (1859), 1461 states have internal predecessors, (1859), 241 states have call successors, (241), 157 states have call predecessors, (241), 167 states have return successors, (268), 238 states have call predecessors, (268), 240 states have call successors, (268) [2021-12-06 19:07:16,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 1854 states and 2368 transitions. [2021-12-06 19:07:16,383 INFO L78 Accepts]: Start accepts. Automaton has 1854 states and 2368 transitions. Word has length 83 [2021-12-06 19:07:16,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:16,383 INFO L470 AbstractCegarLoop]: Abstraction has 1854 states and 2368 transitions. [2021-12-06 19:07:16,383 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 5.136363636363637) internal successors, (113), 15 states have internal predecessors, (113), 5 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (15), 6 states have call predecessors, (15), 5 states have call successors, (15) [2021-12-06 19:07:16,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 2368 transitions. [2021-12-06 19:07:16,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-12-06 19:07:16,387 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:16,387 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:16,408 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2021-12-06 19:07:16,588 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-12-06 19:07:16,588 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:16,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:16,588 INFO L85 PathProgramCache]: Analyzing trace with hash 102452085, now seen corresponding path program 1 times [2021-12-06 19:07:16,589 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:07:16,589 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1267074517] [2021-12-06 19:07:16,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:16,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:07:16,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:16,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:07:16,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:16,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-06 19:07:16,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:16,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-06 19:07:16,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:16,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-12-06 19:07:16,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:16,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:16,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:16,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-06 19:07:16,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:16,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:16,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:16,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:16,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:16,691 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 17 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-12-06 19:07:16,691 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:07:16,691 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1267074517] [2021-12-06 19:07:16,691 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1267074517] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:07:16,691 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [506587631] [2021-12-06 19:07:16,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:16,691 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:07:16,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:07:16,692 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:07:16,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-12-06 19:07:16,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:16,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 668 conjuncts, 12 conjunts are in the unsatisfiable core [2021-12-06 19:07:16,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:07:16,932 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-12-06 19:07:16,932 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:07:17,080 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-12-06 19:07:17,080 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [506587631] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 19:07:17,080 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 19:07:17,080 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 22 [2021-12-06 19:07:17,081 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764700274] [2021-12-06 19:07:17,081 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 19:07:17,081 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-12-06 19:07:17,081 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:07:17,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-12-06 19:07:17,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2021-12-06 19:07:17,082 INFO L87 Difference]: Start difference. First operand 1854 states and 2368 transitions. Second operand has 22 states, 22 states have (on average 5.2272727272727275) internal successors, (115), 15 states have internal predecessors, (115), 5 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (15), 6 states have call predecessors, (15), 5 states have call successors, (15) [2021-12-06 19:07:18,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:18,758 INFO L93 Difference]: Finished difference Result 3618 states and 4603 transitions. [2021-12-06 19:07:18,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-12-06 19:07:18,758 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 5.2272727272727275) internal successors, (115), 15 states have internal predecessors, (115), 5 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (15), 6 states have call predecessors, (15), 5 states have call successors, (15) Word has length 84 [2021-12-06 19:07:18,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:18,768 INFO L225 Difference]: With dead ends: 3618 [2021-12-06 19:07:18,768 INFO L226 Difference]: Without dead ends: 1767 [2021-12-06 19:07:18,772 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 173 SyntacticMatches, 1 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 587 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=602, Invalid=2260, Unknown=0, NotChecked=0, Total=2862 [2021-12-06 19:07:18,773 INFO L933 BasicCegarLoop]: 416 mSDtfsCounter, 1815 mSDsluCounter, 3508 mSDsCounter, 0 mSdLazyCounter, 3160 mSolverCounterSat, 874 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1841 SdHoareTripleChecker+Valid, 3924 SdHoareTripleChecker+Invalid, 4034 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 874 IncrementalHoareTripleChecker+Valid, 3160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:18,773 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1841 Valid, 3924 Invalid, 4034 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [874 Valid, 3160 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-12-06 19:07:18,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1767 states. [2021-12-06 19:07:18,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1767 to 1058. [2021-12-06 19:07:18,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1058 states, 827 states have (on average 1.2805320435308343) internal successors, (1059), 831 states have internal predecessors, (1059), 135 states have call successors, (135), 91 states have call predecessors, (135), 95 states have return successors, (150), 135 states have call predecessors, (150), 134 states have call successors, (150) [2021-12-06 19:07:18,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 1058 states and 1344 transitions. [2021-12-06 19:07:18,825 INFO L78 Accepts]: Start accepts. Automaton has 1058 states and 1344 transitions. Word has length 84 [2021-12-06 19:07:18,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:18,825 INFO L470 AbstractCegarLoop]: Abstraction has 1058 states and 1344 transitions. [2021-12-06 19:07:18,825 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 5.2272727272727275) internal successors, (115), 15 states have internal predecessors, (115), 5 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (15), 6 states have call predecessors, (15), 5 states have call successors, (15) [2021-12-06 19:07:18,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1344 transitions. [2021-12-06 19:07:18,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-12-06 19:07:18,827 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:18,827 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:18,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2021-12-06 19:07:19,027 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-12-06 19:07:19,028 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:19,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:19,028 INFO L85 PathProgramCache]: Analyzing trace with hash -910669942, now seen corresponding path program 1 times [2021-12-06 19:07:19,028 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:07:19,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027991919] [2021-12-06 19:07:19,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:19,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:07:19,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:19,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:07:19,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:19,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-06 19:07:19,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:19,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-06 19:07:19,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:19,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:19,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:19,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-06 19:07:19,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:19,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:19,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:19,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:19,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:19,100 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-12-06 19:07:19,100 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:07:19,100 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027991919] [2021-12-06 19:07:19,100 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027991919] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:07:19,101 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:07:19,101 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:07:19,101 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423287582] [2021-12-06 19:07:19,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:07:19,101 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 19:07:19,101 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:07:19,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:07:19,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:07:19,102 INFO L87 Difference]: Start difference. First operand 1058 states and 1344 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-06 19:07:19,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:19,504 INFO L93 Difference]: Finished difference Result 3000 states and 3800 transitions. [2021-12-06 19:07:19,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 19:07:19,504 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 88 [2021-12-06 19:07:19,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:19,512 INFO L225 Difference]: With dead ends: 3000 [2021-12-06 19:07:19,512 INFO L226 Difference]: Without dead ends: 1966 [2021-12-06 19:07:19,514 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-12-06 19:07:19,514 INFO L933 BasicCegarLoop]: 461 mSDtfsCounter, 405 mSDsluCounter, 616 mSDsCounter, 0 mSdLazyCounter, 416 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 434 SdHoareTripleChecker+Valid, 1077 SdHoareTripleChecker+Invalid, 558 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 416 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:19,514 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [434 Valid, 1077 Invalid, 558 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 416 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-06 19:07:19,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1966 states. [2021-12-06 19:07:19,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1966 to 1635. [2021-12-06 19:07:19,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1635 states, 1259 states have (on average 1.2517871326449563) internal successors, (1576), 1265 states have internal predecessors, (1576), 207 states have call successors, (207), 159 states have call predecessors, (207), 168 states have return successors, (230), 210 states have call predecessors, (230), 206 states have call successors, (230) [2021-12-06 19:07:19,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 1635 states and 2013 transitions. [2021-12-06 19:07:19,583 INFO L78 Accepts]: Start accepts. Automaton has 1635 states and 2013 transitions. Word has length 88 [2021-12-06 19:07:19,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:19,583 INFO L470 AbstractCegarLoop]: Abstraction has 1635 states and 2013 transitions. [2021-12-06 19:07:19,583 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-06 19:07:19,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1635 states and 2013 transitions. [2021-12-06 19:07:19,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-12-06 19:07:19,585 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:19,585 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:19,585 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-12-06 19:07:19,585 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:19,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:19,586 INFO L85 PathProgramCache]: Analyzing trace with hash -1315391883, now seen corresponding path program 1 times [2021-12-06 19:07:19,586 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:07:19,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605176520] [2021-12-06 19:07:19,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:19,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:07:19,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:19,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:07:19,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:19,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-06 19:07:19,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:19,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-06 19:07:19,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:19,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:19,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:19,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-06 19:07:19,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:19,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:19,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:19,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:19,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:19,672 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-12-06 19:07:19,672 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:07:19,673 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605176520] [2021-12-06 19:07:19,673 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605176520] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:07:19,673 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:07:19,673 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:07:19,673 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478950215] [2021-12-06 19:07:19,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:07:19,673 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 19:07:19,673 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:07:19,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:07:19,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:07:19,674 INFO L87 Difference]: Start difference. First operand 1635 states and 2013 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-06 19:07:19,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:19,964 INFO L93 Difference]: Finished difference Result 3576 states and 4443 transitions. [2021-12-06 19:07:19,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:07:19,964 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 89 [2021-12-06 19:07:19,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:19,972 INFO L225 Difference]: With dead ends: 3576 [2021-12-06 19:07:19,972 INFO L226 Difference]: Without dead ends: 1964 [2021-12-06 19:07:19,974 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:07:19,974 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 204 mSDsluCounter, 442 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 212 SdHoareTripleChecker+Valid, 797 SdHoareTripleChecker+Invalid, 308 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:19,975 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [212 Valid, 797 Invalid, 308 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-06 19:07:19,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1964 states. [2021-12-06 19:07:20,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1964 to 1636. [2021-12-06 19:07:20,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1636 states, 1260 states have (on average 1.2515873015873016) internal successors, (1577), 1266 states have internal predecessors, (1577), 207 states have call successors, (207), 159 states have call predecessors, (207), 168 states have return successors, (230), 210 states have call predecessors, (230), 206 states have call successors, (230) [2021-12-06 19:07:20,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 1636 states and 2014 transitions. [2021-12-06 19:07:20,038 INFO L78 Accepts]: Start accepts. Automaton has 1636 states and 2014 transitions. Word has length 89 [2021-12-06 19:07:20,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:20,038 INFO L470 AbstractCegarLoop]: Abstraction has 1636 states and 2014 transitions. [2021-12-06 19:07:20,039 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-06 19:07:20,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 2014 transitions. [2021-12-06 19:07:20,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-12-06 19:07:20,040 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:20,041 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:20,041 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-12-06 19:07:20,041 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:20,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:20,041 INFO L85 PathProgramCache]: Analyzing trace with hash 2129624866, now seen corresponding path program 1 times [2021-12-06 19:07:20,041 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:07:20,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190847641] [2021-12-06 19:07:20,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:20,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:07:20,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:20,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:07:20,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:20,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-06 19:07:20,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:20,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-06 19:07:20,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:20,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:20,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:20,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-06 19:07:20,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:20,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:20,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:20,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:07:20,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:20,165 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-12-06 19:07:20,165 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:07:20,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190847641] [2021-12-06 19:07:20,165 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1190847641] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:07:20,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1891738521] [2021-12-06 19:07:20,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:20,166 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:07:20,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:07:20,166 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:07:20,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-12-06 19:07:20,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:20,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 693 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-06 19:07:20,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:07:20,385 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-12-06 19:07:20,385 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:07:20,489 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-12-06 19:07:20,489 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1891738521] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 19:07:20,489 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 19:07:20,490 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4] total 9 [2021-12-06 19:07:20,490 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676435500] [2021-12-06 19:07:20,490 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 19:07:20,490 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-06 19:07:20,490 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:07:20,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-06 19:07:20,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-12-06 19:07:20,505 INFO L87 Difference]: Start difference. First operand 1636 states and 2014 transitions. Second operand has 9 states, 9 states have (on average 8.777777777777779) internal successors, (79), 7 states have internal predecessors, (79), 2 states have call successors, (21), 4 states have call predecessors, (21), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-12-06 19:07:20,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:20,938 INFO L93 Difference]: Finished difference Result 3579 states and 4448 transitions. [2021-12-06 19:07:20,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-06 19:07:20,938 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.777777777777779) internal successors, (79), 7 states have internal predecessors, (79), 2 states have call successors, (21), 4 states have call predecessors, (21), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 90 [2021-12-06 19:07:20,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:20,946 INFO L225 Difference]: With dead ends: 3579 [2021-12-06 19:07:20,946 INFO L226 Difference]: Without dead ends: 1967 [2021-12-06 19:07:20,949 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-12-06 19:07:20,949 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 104 mSDsluCounter, 1044 mSDsCounter, 0 mSdLazyCounter, 524 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 1381 SdHoareTripleChecker+Invalid, 584 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 524 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:20,950 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [112 Valid, 1381 Invalid, 584 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 524 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-06 19:07:20,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1967 states. [2021-12-06 19:07:21,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1967 to 1639. [2021-12-06 19:07:21,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1639 states, 1263 states have (on average 1.2509897070467142) internal successors, (1580), 1269 states have internal predecessors, (1580), 207 states have call successors, (207), 159 states have call predecessors, (207), 168 states have return successors, (230), 210 states have call predecessors, (230), 206 states have call successors, (230) [2021-12-06 19:07:21,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 1639 states and 2017 transitions. [2021-12-06 19:07:21,051 INFO L78 Accepts]: Start accepts. Automaton has 1639 states and 2017 transitions. Word has length 90 [2021-12-06 19:07:21,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:21,051 INFO L470 AbstractCegarLoop]: Abstraction has 1639 states and 2017 transitions. [2021-12-06 19:07:21,051 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.777777777777779) internal successors, (79), 7 states have internal predecessors, (79), 2 states have call successors, (21), 4 states have call predecessors, (21), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-12-06 19:07:21,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 2017 transitions. [2021-12-06 19:07:21,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-12-06 19:07:21,053 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:21,053 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:21,087 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2021-12-06 19:07:21,254 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-12-06 19:07:21,255 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:21,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:21,255 INFO L85 PathProgramCache]: Analyzing trace with hash -1252263499, now seen corresponding path program 2 times [2021-12-06 19:07:21,255 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:07:21,256 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792953102] [2021-12-06 19:07:21,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:21,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:07:21,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:07:21,308 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:07:21,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:07:21,393 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:07:21,393 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-06 19:07:21,393 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-06 19:07:21,395 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-12-06 19:07:21,397 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:21,400 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-06 19:07:21,416 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,417 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,417 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,417 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,418 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,418 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,418 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,418 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,419 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,419 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,419 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,420 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,420 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,420 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,420 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,420 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,421 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,421 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,421 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,421 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,421 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,421 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,422 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,422 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,422 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,422 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,422 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,422 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,423 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,423 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,423 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,423 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,423 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,423 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,424 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,424 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,424 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,424 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,424 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,424 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,425 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,425 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,425 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,425 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,425 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,425 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,426 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,426 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,426 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,426 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,426 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,426 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,427 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,427 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,427 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,427 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,428 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,428 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,428 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,428 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,429 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,429 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,429 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,429 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,429 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,430 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,430 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,430 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,430 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,430 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,430 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,430 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,430 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,430 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,431 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,431 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,431 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,431 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,431 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,431 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,431 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,431 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,431 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,431 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,432 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,432 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,432 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,432 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,432 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,432 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,432 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,432 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,432 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,433 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,433 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,433 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,433 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,433 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,433 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,433 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,433 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,433 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,433 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,434 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,434 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,434 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,434 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,434 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,434 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,434 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,434 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,434 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,435 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,435 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,435 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,435 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,435 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,435 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,435 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,435 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,435 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,435 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,436 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,436 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,436 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,436 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,436 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,436 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,436 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,436 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,436 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,436 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,437 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,437 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,437 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,437 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,437 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,437 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,437 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,437 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,437 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,437 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,437 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,438 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,438 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,438 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,438 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,438 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,438 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,438 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,438 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,438 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,438 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,439 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,439 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,439 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,439 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,439 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,439 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:21,439 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:21,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 07:07:21 BoogieIcfgContainer [2021-12-06 19:07:21,507 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-06 19:07:21,507 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 19:07:21,508 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 19:07:21,508 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 19:07:21,508 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:07:03" (3/4) ... [2021-12-06 19:07:21,510 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-06 19:07:21,510 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 19:07:21,510 INFO L158 Benchmark]: Toolchain (without parser) took 20096.50ms. Allocated memory was 121.6MB in the beginning and 262.1MB in the end (delta: 140.5MB). Free memory was 92.6MB in the beginning and 136.4MB in the end (delta: -43.7MB). Peak memory consumption was 97.6MB. Max. memory is 16.1GB. [2021-12-06 19:07:21,511 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 79.7MB. Free memory is still 50.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:07:21,511 INFO L158 Benchmark]: CACSL2BoogieTranslator took 665.71ms. Allocated memory is still 121.6MB. Free memory was 92.6MB in the beginning and 43.6MB in the end (delta: 49.0MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2021-12-06 19:07:21,511 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.31ms. Allocated memory is still 121.6MB. Free memory was 43.6MB in the beginning and 38.1MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-06 19:07:21,511 INFO L158 Benchmark]: Boogie Preprocessor took 71.74ms. Allocated memory is still 121.6MB. Free memory was 38.1MB in the beginning and 90.6MB in the end (delta: -52.5MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2021-12-06 19:07:21,511 INFO L158 Benchmark]: RCFGBuilder took 835.82ms. Allocated memory is still 121.6MB. Free memory was 90.6MB in the beginning and 80.7MB in the end (delta: 10.0MB). Peak memory consumption was 57.4MB. Max. memory is 16.1GB. [2021-12-06 19:07:21,512 INFO L158 Benchmark]: TraceAbstraction took 18449.74ms. Allocated memory was 121.6MB in the beginning and 262.1MB in the end (delta: 140.5MB). Free memory was 80.7MB in the beginning and 136.4MB in the end (delta: -55.7MB). Peak memory consumption was 84.1MB. Max. memory is 16.1GB. [2021-12-06 19:07:21,512 INFO L158 Benchmark]: Witness Printer took 2.56ms. Allocated memory is still 262.1MB. Free memory is still 136.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:07:21,513 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 79.7MB. Free memory is still 50.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 665.71ms. Allocated memory is still 121.6MB. Free memory was 92.6MB in the beginning and 43.6MB in the end (delta: 49.0MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.31ms. Allocated memory is still 121.6MB. Free memory was 43.6MB in the beginning and 38.1MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.74ms. Allocated memory is still 121.6MB. Free memory was 38.1MB in the beginning and 90.6MB in the end (delta: -52.5MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. * RCFGBuilder took 835.82ms. Allocated memory is still 121.6MB. Free memory was 90.6MB in the beginning and 80.7MB in the end (delta: 10.0MB). Peak memory consumption was 57.4MB. Max. memory is 16.1GB. * TraceAbstraction took 18449.74ms. Allocated memory was 121.6MB in the beginning and 262.1MB in the end (delta: 140.5MB). Free memory was 80.7MB in the beginning and 136.4MB in the end (delta: -55.7MB). Peak memory consumption was 84.1MB. Max. memory is 16.1GB. * Witness Printer took 2.56ms. Allocated memory is still 262.1MB. Free memory is still 136.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 - UnprovableResult [Line: 1672]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 2227, overapproximation of bitwiseAnd at line 1838. Possible FailurePath: [L1695] int ldv_irq_1_2 = 0; [L1696] int LDV_IN_INTERRUPT = 1; [L1697] int ldv_irq_1_3 = 0; [L1698] struct platform_device *tegra_rtc_driver_group0 ; [L1699] void *ldv_irq_data_1_1 ; [L1700] int ldv_irq_1_1 = 0; [L1701] int ldv_irq_1_0 = 0; [L1702] int ldv_irq_line_1_3 ; [L1703] void *ldv_irq_data_1_0 ; [L1704] int ldv_state_variable_0 ; [L1705] struct device *tegra_rtc_ops_group1 ; [L1706] int ldv_state_variable_3 ; [L1707] int ldv_irq_line_1_0 ; [L1708] int ldv_state_variable_2 ; [L1709] void *ldv_irq_data_1_3 ; [L1710] int ref_cnt ; [L1711] int ldv_irq_line_1_1 ; [L1712] struct rtc_time *tegra_rtc_ops_group0 ; [L1713] void *ldv_irq_data_1_2 ; [L1714] int ldv_state_variable_1 ; [L1715] int ldv_irq_line_1_2 ; [L1716] struct rtc_wkalrm *tegra_rtc_ops_group2 ; [L2058-L2060] static struct rtc_class_ops tegra_rtc_ops = {0, 0, 0, & tegra_rtc_read_time, & tegra_rtc_set_time, & tegra_rtc_read_alarm, & tegra_rtc_set_alarm, & tegra_rtc_proc, 0, 0, & tegra_rtc_alarm_irq_enable}; [L2226-L2227] static struct platform_driver tegra_rtc_driver = {0, & tegra_rtc_remove, & tegra_rtc_shutdown, & tegra_rtc_suspend, & tegra_rtc_resume, {"tegra_rtc", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}; [L2243] int ldv_retval_2 ; [L2244] int ldv_retval_0 ; [L2246] int ldv_retval_1 ; [L2769] int ldv_init = 0; VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2398] struct seq_file *ldvarg1 ; [L2399] void *tmp ; [L2400] unsigned int ldvarg0 ; [L2401] unsigned int tmp___0 ; [L2402] pm_message_t ldvarg2 ; [L2403] int tmp___1 ; [L2404] int tmp___2 ; [L2405] int tmp___3 ; [L2406] int tmp___4 ; VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2408] CALL, EXPR ldv_zalloc(136U) VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1636] void *p ; [L1637] void *tmp ; [L1638] int tmp___0 ; [L1640] tmp___0 = __VERIFIER_nondet_int() [L1641] COND TRUE tmp___0 != 0 [L1642] return (0); VAL [\old(size)=136, \result={0:0}, __this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, size=136, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=1] [L2408] RET, EXPR ldv_zalloc(136U) VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_zalloc(136U)={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2408] tmp = ldv_zalloc(136U) [L2409] ldvarg1 = (struct seq_file *)tmp [L2410] tmp___0 = __VERIFIER_nondet_uint() [L2411] ldvarg0 = tmp___0 [L2412] FCALL ldv_initialize() [L2413] FCALL memset((void *)(& ldvarg2), 0, 4U) [L2414] ldv_state_variable_1 = 1 [L2415] ref_cnt = 0 [L2416] ldv_state_variable_0 = 1 [L2417] ldv_state_variable_3 = 0 [L2418] ldv_state_variable_2 = 0 VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=628, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=628] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=628, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=628, tmp___1=1] [L2429] COND TRUE ldv_state_variable_0 != 0 [L2430] tmp___2 = __VERIFIER_nondet_int() [L2432] case 0: [L2440] case 1: VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=628, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=628, tmp___1=1, tmp___2=1] [L2441] COND TRUE ldv_state_variable_0 == 1 [L2442] CALL, EXPR tegra_rtc_init() [L2230] int tmp ; [L2232] CALL, EXPR platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2848] return __VERIFIER_nondet_int(); [L2232] RET, EXPR platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2232] tmp = platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2233] return (tmp); VAL [\result=0, __this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp=0] [L2442] RET, EXPR tegra_rtc_init() [L2442] ldv_retval_0 = tegra_rtc_init() [L2443] COND TRUE ldv_retval_0 == 0 [L2444] ldv_state_variable_0 = 3 [L2445] ldv_state_variable_2 = 1 [L2446] CALL ldv_initialize_platform_driver_2() [L2363] void *tmp ; VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2365] CALL, EXPR ldv_zalloc(624U) VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1636] void *p ; [L1637] void *tmp ; [L1638] int tmp___0 ; [L1640] tmp___0 = __VERIFIER_nondet_int() [L1641] COND TRUE tmp___0 != 0 [L1642] return (0); VAL [\old(size)=624, \result={0:0}, __this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, size=624, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=1] [L2365] RET, EXPR ldv_zalloc(624U) VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_zalloc(624U)={0:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2365] tmp = ldv_zalloc(624U) [L2366] tegra_rtc_driver_group0 = (struct platform_device *)tmp VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}] [L2446] RET ldv_initialize_platform_driver_2() [L2449] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldvarg0=628, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=628, tmp___1=1, tmp___2=1] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: [L2464] case 2: [L2558] case 3: VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldvarg0=628, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=628, tmp___1=3, tmp___2=1] [L2559] COND TRUE ldv_state_variable_2 != 0 [L2560] tmp___4 = __VERIFIER_nondet_int() [L2562] case 0: [L2574] case 1: [L2584] case 2: [L2604] case 3: [L2614] case 4: VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldvarg0=628, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=628, tmp___1=3, tmp___2=1, tmp___4=4] [L2615] COND TRUE ldv_state_variable_2 == 1 [L2616] CALL ldv_probe_2() [L2836] return __VERIFIER_nondet_int(); [L2616] RET ldv_probe_2() [L2617] ldv_state_variable_2 = 2 [L2618] ref_cnt = ref_cnt + 1 VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=628, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=628, tmp___1=3, tmp___2=1, tmp___4=4] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: [L2464] case 2: [L2558] case 3: VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=628, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=628, tmp___1=3, tmp___2=1, tmp___4=4] [L2559] COND TRUE ldv_state_variable_2 != 0 [L2560] tmp___4 = __VERIFIER_nondet_int() [L2562] case 0: VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=628, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=628, tmp___1=3, tmp___2=1, tmp___4=0] [L2563] COND FALSE !(ldv_state_variable_2 == 4) VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=628, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=628, tmp___1=3, tmp___2=1, tmp___4=0] [L2568] COND TRUE ldv_state_variable_2 == 2 VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=628, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=628, tmp___1=3, tmp___2=1, tmp___4=0] [L2569] CALL tegra_rtc_shutdown(tegra_rtc_driver_group0) VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, pdev={0:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2222] CALL tegra_rtc_alarm_irq_enable(& pdev->dev, 0U) VAL [\old(enabled)=0, __this_module={626:629}, dev={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1960] struct tegra_rtc_info *info ; [L1961] void *tmp ; [L1962] unsigned int status ; [L1963] unsigned long sl_irq_flags ; [L1964] u32 __v ; [L1965] u32 __v___0 ; VAL [\old(enabled)=0, __this_module={626:629}, dev={0:12}, dev={0:12}, enabled=0, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1967] CALL, EXPR dev_get_drvdata((struct device const *)dev) VAL [__this_module={626:629}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] CALL, EXPR ldv_malloc(0UL) VAL [\old(size)=0, __this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1618] void *p ; [L1619] void *tmp ; [L1620] int tmp___0 ; [L1622] tmp___0 = __VERIFIER_nondet_int() [L1623] COND TRUE tmp___0 != 0 [L1624] return (0); VAL [\old(size)=0, \result={0:0}, __this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, size=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=1] [L2807] RET, EXPR ldv_malloc(0UL) VAL [__this_module={626:629}, arg0={0:12}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_malloc(0UL)={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] return ldv_malloc(0UL); [L1967] RET, EXPR dev_get_drvdata((struct device const *)dev) VAL [\old(enabled)=0, __this_module={626:629}, dev={0:12}, dev={0:12}, dev_get_drvdata((struct device const *)dev)={0:0}, enabled=0, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1967] tmp = dev_get_drvdata((struct device const *)dev) [L1968] info = (struct tegra_rtc_info *)tmp VAL [\old(enabled)=0, __this_module={626:629}, dev={0:12}, dev={0:12}, enabled=0, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}] [L1969] CALL tegra_rtc_wait_while_busy(dev) VAL [__this_module={626:629}, dev={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1843] struct tegra_rtc_info *info ; [L1844] void *tmp ; [L1845] int retries ; [L1846] int tmp___0 ; [L1847] u32 tmp___1 ; VAL [__this_module={626:629}, dev={0:12}, dev={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1849] CALL, EXPR dev_get_drvdata((struct device const *)dev) VAL [__this_module={626:629}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] CALL, EXPR ldv_malloc(0UL) VAL [\old(size)=0, __this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1618] void *p ; [L1619] void *tmp ; [L1620] int tmp___0 ; [L1622] tmp___0 = __VERIFIER_nondet_int() [L1623] COND TRUE tmp___0 != 0 [L1624] return (0); VAL [\old(size)=0, \result={0:0}, __this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, size=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=1] [L2807] RET, EXPR ldv_malloc(0UL) VAL [__this_module={626:629}, arg0={0:12}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_malloc(0UL)={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] return ldv_malloc(0UL); [L1849] RET, EXPR dev_get_drvdata((struct device const *)dev) VAL [__this_module={626:629}, dev={0:12}, dev={0:12}, dev_get_drvdata((struct device const *)dev)={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1849] tmp = dev_get_drvdata((struct device const *)dev) [L1850] info = (struct tegra_rtc_info *)tmp [L1851] retries = 500 VAL [__this_module={626:629}, dev={0:12}, dev={0:12}, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, retries=500, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}] [L1862] CALL, EXPR tegra_rtc_check_busy(info) [L1833] u32 __v ; [L1834] u32 __v___0 ; [L1836] EXPR info->rtc_base [L1836] EXPR (unsigned int volatile *)info->rtc_base + 4U [L1836] __v___0 = *((unsigned int volatile *)info->rtc_base + 4U) [L1837] __v = __v___0 [L1838] return (__v & 1U); VAL [__this_module={626:629}, __v=625, __v___0=625, info={0:0}, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1862] RET, EXPR tegra_rtc_check_busy(info) [L1862] tmp___1 = tegra_rtc_check_busy(info) [L1863] COND FALSE !(tmp___1 != 0U) [L1867] return (0); VAL [\result=0, __this_module={626:629}, dev={0:12}, dev={0:12}, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, retries=500, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___1=0] [L1969] RET tegra_rtc_wait_while_busy(dev) VAL [\old(enabled)=0, __this_module={626:629}, dev={0:12}, dev={0:12}, enabled=0, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tegra_rtc_wait_while_busy(dev)=0, tmp={0:0}] [L1970] CALL ldv_spin_lock_check() VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2783] COND FALSE !(ldv_init == 1) VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2785] CALL ldv_error() VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1672] reach_error() VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 32 procedures, 384 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 18.3s, OverallIterations: 18, TraceHistogramMax: 4, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 10.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11636 SdHoareTripleChecker+Valid, 7.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11282 mSDsluCounter, 32153 SdHoareTripleChecker+Invalid, 6.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 25386 mSDsCounter, 4414 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14988 IncrementalHoareTripleChecker+Invalid, 19402 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4414 mSolverCounterUnsat, 6767 mSDtfsCounter, 14988 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1441 GetRequests, 1121 SyntacticMatches, 3 SemanticMatches, 317 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2235 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1854occurred in iteration=12, InterpolantAutomatonStates: 233, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 17 MinimizatonAttempts, 5196 StatesRemovedByMinimization, 17 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 1893 NumberOfCodeBlocks, 1893 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 2110 ConstructedInterpolants, 0 QuantifiedInterpolants, 4135 SizeOfPredicates, 29 NumberOfNonLiveVariables, 5139 ConjunctsInSsa, 71 ConjunctsInUnsatCore, 29 InterpolantComputations, 13 PerfectInterpolantSequences, 552/622 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-12-06 19:07:21,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa --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 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 19:07:23,100 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 19:07:23,102 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 19:07:23,133 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 19:07:23,133 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 19:07:23,135 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 19:07:23,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 19:07:23,139 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 19:07:23,141 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 19:07:23,142 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 19:07:23,144 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 19:07:23,145 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 19:07:23,146 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 19:07:23,147 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 19:07:23,148 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 19:07:23,150 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 19:07:23,151 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 19:07:23,152 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 19:07:23,154 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 19:07:23,157 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 19:07:23,159 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 19:07:23,160 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 19:07:23,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 19:07:23,162 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 19:07:23,166 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 19:07:23,167 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 19:07:23,167 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 19:07:23,168 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 19:07:23,169 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 19:07:23,170 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 19:07:23,170 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 19:07:23,171 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 19:07:23,172 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 19:07:23,173 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 19:07:23,174 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 19:07:23,174 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 19:07:23,175 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 19:07:23,175 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 19:07:23,175 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 19:07:23,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 19:07:23,177 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 19:07:23,178 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-06 19:07:23,201 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 19:07:23,201 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 19:07:23,202 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 19:07:23,202 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 19:07:23,203 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 19:07:23,203 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 19:07:23,204 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 19:07:23,204 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 19:07:23,204 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 19:07:23,204 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 19:07:23,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 19:07:23,205 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 19:07:23,205 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 19:07:23,205 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 19:07:23,205 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-06 19:07:23,205 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-06 19:07:23,206 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-06 19:07:23,206 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 19:07:23,206 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 19:07:23,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 19:07:23,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 19:07:23,207 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 19:07:23,207 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 19:07:23,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 19:07:23,207 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 19:07:23,208 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 19:07:23,208 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 19:07:23,208 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-06 19:07:23,208 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-06 19:07:23,208 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 19:07:23,208 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 19:07:23,209 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 19:07:23,209 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 19:07:23,209 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-06 19:07:23,209 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 [2021-12-06 19:07:23,428 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 19:07:23,447 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 19:07:23,450 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 19:07:23,451 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 19:07:23,451 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 19:07:23,453 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-12-06 19:07:23,494 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/data/7d6343da0/a6318abb52ff46f2a23553852a9e9155/FLAG72fdb25c0 [2021-12-06 19:07:24,050 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 19:07:24,051 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-12-06 19:07:24,072 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/data/7d6343da0/a6318abb52ff46f2a23553852a9e9155/FLAG72fdb25c0 [2021-12-06 19:07:24,531 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/data/7d6343da0/a6318abb52ff46f2a23553852a9e9155 [2021-12-06 19:07:24,534 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 19:07:24,536 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 19:07:24,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 19:07:24,537 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 19:07:24,540 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 19:07:24,541 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:07:24" (1/1) ... [2021-12-06 19:07:24,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c0393e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:07:24, skipping insertion in model container [2021-12-06 19:07:24,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:07:24" (1/1) ... [2021-12-06 19:07:24,547 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 19:07:24,599 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 19:07:24,889 WARN L230 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_d2f5d53c-8b09-4b07-8089-6debafc42541/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i[49178,49191] [2021-12-06 19:07:25,076 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:07:25,094 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-06 19:07:25,130 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 19:07:25,160 WARN L230 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_d2f5d53c-8b09-4b07-8089-6debafc42541/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i[49178,49191] [2021-12-06 19:07:25,207 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:07:25,219 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 19:07:25,269 WARN L230 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_d2f5d53c-8b09-4b07-8089-6debafc42541/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i[49178,49191] [2021-12-06 19:07:25,326 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:07:25,362 INFO L208 MainTranslator]: Completed translation [2021-12-06 19:07:25,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:07:25 WrapperNode [2021-12-06 19:07:25,368 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 19:07:25,369 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 19:07:25,369 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 19:07:25,369 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 19:07:25,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:07:25" (1/1) ... [2021-12-06 19:07:25,406 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:07:25" (1/1) ... [2021-12-06 19:07:25,441 INFO L137 Inliner]: procedures = 121, calls = 360, calls flagged for inlining = 51, calls inlined = 35, statements flattened = 791 [2021-12-06 19:07:25,441 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 19:07:25,442 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 19:07:25,442 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 19:07:25,442 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 19:07:25,448 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:07:25" (1/1) ... [2021-12-06 19:07:25,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:07:25" (1/1) ... [2021-12-06 19:07:25,454 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:07:25" (1/1) ... [2021-12-06 19:07:25,455 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:07:25" (1/1) ... [2021-12-06 19:07:25,479 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:07:25" (1/1) ... [2021-12-06 19:07:25,485 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:07:25" (1/1) ... [2021-12-06 19:07:25,491 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:07:25" (1/1) ... [2021-12-06 19:07:25,499 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 19:07:25,499 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 19:07:25,499 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 19:07:25,499 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 19:07:25,500 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:07:25" (1/1) ... [2021-12-06 19:07:25,505 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 19:07:25,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:07:25,524 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 19:07:25,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 19:07:25,553 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-06 19:07:25,554 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-06 19:07:25,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-06 19:07:25,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-06 19:07:25,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-06 19:07:25,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-06 19:07:25,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-06 19:07:25,554 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_time_to_tm [2021-12-06 19:07:25,554 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_time_to_tm [2021-12-06 19:07:25,554 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_proc [2021-12-06 19:07:25,554 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_proc [2021-12-06 19:07:25,554 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2021-12-06 19:07:25,554 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2021-12-06 19:07:25,555 INFO L130 BoogieDeclarations]: Found specification of procedure outer_sync [2021-12-06 19:07:25,555 INFO L138 BoogieDeclarations]: Found implementation of procedure outer_sync [2021-12-06 19:07:25,555 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_remove [2021-12-06 19:07:25,555 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_remove [2021-12-06 19:07:25,555 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_shutdown [2021-12-06 19:07:25,555 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_shutdown [2021-12-06 19:07:25,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-06 19:07:25,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-06 19:07:25,555 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_tm_to_time [2021-12-06 19:07:25,555 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_tm_to_time [2021-12-06 19:07:25,555 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-12-06 19:07:25,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-12-06 19:07:25,555 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-06 19:07:25,555 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-06 19:07:25,556 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_set_alarm [2021-12-06 19:07:25,556 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_set_alarm [2021-12-06 19:07:25,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-06 19:07:25,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-06 19:07:25,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_check [2021-12-06 19:07:25,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_check [2021-12-06 19:07:25,556 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_alarm_irq_enable [2021-12-06 19:07:25,556 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_alarm_irq_enable [2021-12-06 19:07:25,556 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_iounmap [2021-12-06 19:07:25,556 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_iounmap [2021-12-06 19:07:25,556 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-06 19:07:25,556 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-06 19:07:25,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 19:07:25,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 19:07:25,557 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_device_unregister [2021-12-06 19:07:25,557 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_device_unregister [2021-12-06 19:07:25,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 19:07:25,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-06 19:07:25,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-06 19:07:25,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 19:07:25,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-06 19:07:25,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-06 19:07:25,557 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2021-12-06 19:07:25,557 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2021-12-06 19:07:25,557 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-06 19:07:25,557 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-06 19:07:25,557 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2021-12-06 19:07:25,557 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2021-12-06 19:07:25,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-06 19:07:25,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-06 19:07:25,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-06 19:07:25,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 19:07:25,558 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2021-12-06 19:07:25,558 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2021-12-06 19:07:25,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-06 19:07:25,558 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2021-12-06 19:07:25,558 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2021-12-06 19:07:25,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-06 19:07:25,558 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_read_time [2021-12-06 19:07:25,558 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_read_time [2021-12-06 19:07:25,558 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_wait_while_busy [2021-12-06 19:07:25,558 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_wait_while_busy [2021-12-06 19:07:25,559 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2021-12-06 19:07:25,559 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2021-12-06 19:07:25,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-06 19:07:25,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-06 19:07:25,559 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_set_time [2021-12-06 19:07:25,559 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_set_time [2021-12-06 19:07:25,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 19:07:25,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 19:07:25,737 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 19:07:25,739 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 19:07:25,982 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-06 19:07:28,642 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 19:07:28,655 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 19:07:28,655 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-06 19:07:28,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:07:28 BoogieIcfgContainer [2021-12-06 19:07:28,658 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 19:07:28,660 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 19:07:28,660 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 19:07:28,663 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 19:07:28,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 07:07:24" (1/3) ... [2021-12-06 19:07:28,664 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fe07eb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 07:07:28, skipping insertion in model container [2021-12-06 19:07:28,664 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:07:25" (2/3) ... [2021-12-06 19:07:28,664 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fe07eb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 07:07:28, skipping insertion in model container [2021-12-06 19:07:28,664 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:07:28" (3/3) ... [2021-12-06 19:07:28,665 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-12-06 19:07:28,671 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 19:07:28,671 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-06 19:07:28,724 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 19:07:28,730 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 [2021-12-06 19:07:28,731 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-06 19:07:28,751 INFO L276 IsEmpty]: Start isEmpty. Operand has 381 states, 270 states have (on average 1.3407407407407408) internal successors, (362), 280 states have internal predecessors, (362), 79 states have call successors, (79), 31 states have call predecessors, (79), 30 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2021-12-06 19:07:28,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-12-06 19:07:28,760 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:28,760 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:28,761 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:28,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:28,765 INFO L85 PathProgramCache]: Analyzing trace with hash -422849068, now seen corresponding path program 1 times [2021-12-06 19:07:28,774 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:07:28,774 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1413923748] [2021-12-06 19:07:28,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:28,775 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:07:28,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:07:28,776 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:07:28,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-12-06 19:07:28,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:28,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 19:07:28,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:07:29,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:07:29,091 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:07:29,091 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:07:29,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1413923748] [2021-12-06 19:07:29,092 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1413923748] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:07:29,092 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:07:29,092 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:07:29,094 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593882460] [2021-12-06 19:07:29,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:07:29,098 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:07:29,099 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:07:29,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:07:29,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:07:29,126 INFO L87 Difference]: Start difference. First operand has 381 states, 270 states have (on average 1.3407407407407408) internal successors, (362), 280 states have internal predecessors, (362), 79 states have call successors, (79), 31 states have call predecessors, (79), 30 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-06 19:07:29,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:29,212 INFO L93 Difference]: Finished difference Result 758 states and 1077 transitions. [2021-12-06 19:07:29,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:07:29,214 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 39 [2021-12-06 19:07:29,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:29,225 INFO L225 Difference]: With dead ends: 758 [2021-12-06 19:07:29,226 INFO L226 Difference]: Without dead ends: 366 [2021-12-06 19:07:29,232 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:07:29,235 INFO L933 BasicCegarLoop]: 509 mSDtfsCounter, 0 mSDsluCounter, 507 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1016 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:29,236 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 1016 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 19:07:29,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2021-12-06 19:07:29,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 366. [2021-12-06 19:07:29,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 366 states, 263 states have (on average 1.311787072243346) internal successors, (345), 265 states have internal predecessors, (345), 73 states have call successors, (73), 30 states have call predecessors, (73), 29 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2021-12-06 19:07:29,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 490 transitions. [2021-12-06 19:07:29,293 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 490 transitions. Word has length 39 [2021-12-06 19:07:29,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:29,294 INFO L470 AbstractCegarLoop]: Abstraction has 366 states and 490 transitions. [2021-12-06 19:07:29,295 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-06 19:07:29,295 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 490 transitions. [2021-12-06 19:07:29,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-12-06 19:07:29,298 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:29,298 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:29,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-12-06 19:07:29,499 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:07:29,499 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:29,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:29,500 INFO L85 PathProgramCache]: Analyzing trace with hash -1341730321, now seen corresponding path program 1 times [2021-12-06 19:07:29,501 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:07:29,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1431212372] [2021-12-06 19:07:29,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:29,501 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:07:29,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:07:29,502 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:07:29,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-12-06 19:07:29,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:29,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 19:07:29,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:07:29,771 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:07:29,771 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:07:29,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:07:29,927 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:07:29,927 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1431212372] [2021-12-06 19:07:29,927 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1431212372] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 19:07:29,927 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 19:07:29,927 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-12-06 19:07:29,927 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989031384] [2021-12-06 19:07:29,928 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 19:07:29,929 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 19:07:29,929 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:07:29,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 19:07:29,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-12-06 19:07:29,930 INFO L87 Difference]: Start difference. First operand 366 states and 490 transitions. Second operand has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-06 19:07:30,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:30,086 INFO L93 Difference]: Finished difference Result 728 states and 977 transitions. [2021-12-06 19:07:30,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 19:07:30,087 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 39 [2021-12-06 19:07:30,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:30,093 INFO L225 Difference]: With dead ends: 728 [2021-12-06 19:07:30,094 INFO L226 Difference]: Without dead ends: 369 [2021-12-06 19:07:30,096 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2021-12-06 19:07:30,097 INFO L933 BasicCegarLoop]: 488 mSDtfsCounter, 0 mSDsluCounter, 972 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1460 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:30,098 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 1460 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 19:07:30,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2021-12-06 19:07:30,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 369. [2021-12-06 19:07:30,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 369 states, 266 states have (on average 1.3082706766917294) internal successors, (348), 268 states have internal predecessors, (348), 73 states have call successors, (73), 30 states have call predecessors, (73), 29 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2021-12-06 19:07:30,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 493 transitions. [2021-12-06 19:07:30,131 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 493 transitions. Word has length 39 [2021-12-06 19:07:30,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:30,131 INFO L470 AbstractCegarLoop]: Abstraction has 369 states and 493 transitions. [2021-12-06 19:07:30,131 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-06 19:07:30,131 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 493 transitions. [2021-12-06 19:07:30,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-12-06 19:07:30,134 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:30,135 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-06 19:07:30,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-12-06 19:07:30,335 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:07:30,337 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:30,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:30,339 INFO L85 PathProgramCache]: Analyzing trace with hash -376881154, now seen corresponding path program 2 times [2021-12-06 19:07:30,340 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:07:30,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [382191843] [2021-12-06 19:07:30,341 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 19:07:30,341 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:07:30,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:07:30,344 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:07:30,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-12-06 19:07:30,615 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-06 19:07:30,615 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 19:07:30,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 19:07:30,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:07:30,700 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-12-06 19:07:30,700 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:07:30,700 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:07:30,701 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [382191843] [2021-12-06 19:07:30,701 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [382191843] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:07:30,701 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:07:30,701 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:07:30,701 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641981203] [2021-12-06 19:07:30,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:07:30,701 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:07:30,702 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:07:30,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:07:30,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:07:30,702 INFO L87 Difference]: Start difference. First operand 369 states and 493 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-06 19:07:30,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:30,746 INFO L93 Difference]: Finished difference Result 621 states and 819 transitions. [2021-12-06 19:07:30,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:07:30,746 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 42 [2021-12-06 19:07:30,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:30,748 INFO L225 Difference]: With dead ends: 621 [2021-12-06 19:07:30,749 INFO L226 Difference]: Without dead ends: 263 [2021-12-06 19:07:30,750 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:07:30,751 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 327 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 327 SdHoareTripleChecker+Valid, 333 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:30,751 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [327 Valid, 333 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 19:07:30,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2021-12-06 19:07:30,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 263. [2021-12-06 19:07:30,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 263 states, 191 states have (on average 1.2722513089005236) internal successors, (243), 192 states have internal predecessors, (243), 48 states have call successors, (48), 24 states have call predecessors, (48), 23 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2021-12-06 19:07:30,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 338 transitions. [2021-12-06 19:07:30,766 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 338 transitions. Word has length 42 [2021-12-06 19:07:30,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:30,766 INFO L470 AbstractCegarLoop]: Abstraction has 263 states and 338 transitions. [2021-12-06 19:07:30,766 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-06 19:07:30,766 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 338 transitions. [2021-12-06 19:07:30,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-12-06 19:07:30,768 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:30,768 INFO L514 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:30,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-12-06 19:07:30,969 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:07:30,969 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:30,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:30,970 INFO L85 PathProgramCache]: Analyzing trace with hash 2129106285, now seen corresponding path program 1 times [2021-12-06 19:07:30,970 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:07:30,970 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1002041468] [2021-12-06 19:07:30,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:30,971 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:07:30,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:07:30,971 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:07:30,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-12-06 19:07:31,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:31,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 19:07:31,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:07:31,252 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-12-06 19:07:31,252 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:07:31,252 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:07:31,252 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1002041468] [2021-12-06 19:07:31,252 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1002041468] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:07:31,252 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:07:31,252 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:07:31,252 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122046031] [2021-12-06 19:07:31,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:07:31,253 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:07:31,253 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:07:31,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:07:31,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:07:31,253 INFO L87 Difference]: Start difference. First operand 263 states and 338 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-06 19:07:31,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:31,351 INFO L93 Difference]: Finished difference Result 626 states and 807 transitions. [2021-12-06 19:07:31,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:07:31,351 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 61 [2021-12-06 19:07:31,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:31,354 INFO L225 Difference]: With dead ends: 626 [2021-12-06 19:07:31,354 INFO L226 Difference]: Without dead ends: 374 [2021-12-06 19:07:31,355 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:07:31,356 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 144 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 648 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:31,356 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [144 Valid, 648 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 19:07:31,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2021-12-06 19:07:31,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 371. [2021-12-06 19:07:31,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 371 states, 273 states have (on average 1.2820512820512822) internal successors, (350), 275 states have internal predecessors, (350), 65 states have call successors, (65), 33 states have call predecessors, (65), 32 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2021-12-06 19:07:31,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 371 states and 479 transitions. [2021-12-06 19:07:31,379 INFO L78 Accepts]: Start accepts. Automaton has 371 states and 479 transitions. Word has length 61 [2021-12-06 19:07:31,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:31,379 INFO L470 AbstractCegarLoop]: Abstraction has 371 states and 479 transitions. [2021-12-06 19:07:31,379 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-06 19:07:31,379 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 479 transitions. [2021-12-06 19:07:31,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-12-06 19:07:31,381 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:31,381 INFO L514 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:31,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2021-12-06 19:07:31,581 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:07:31,582 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:31,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:31,582 INFO L85 PathProgramCache]: Analyzing trace with hash 685608890, now seen corresponding path program 1 times [2021-12-06 19:07:31,583 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:07:31,583 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [3821291] [2021-12-06 19:07:31,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:31,583 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:07:31,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:07:31,584 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:07:31,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-12-06 19:07:31,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:31,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 19:07:31,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:07:31,927 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-12-06 19:07:31,927 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:07:31,928 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:07:31,928 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [3821291] [2021-12-06 19:07:31,928 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [3821291] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:07:31,928 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:07:31,928 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:07:31,928 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169556866] [2021-12-06 19:07:31,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:07:31,928 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 19:07:31,929 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:07:31,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:07:31,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:07:31,929 INFO L87 Difference]: Start difference. First operand 371 states and 479 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-06 19:07:32,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:32,071 INFO L93 Difference]: Finished difference Result 1095 states and 1427 transitions. [2021-12-06 19:07:32,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 19:07:32,072 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 59 [2021-12-06 19:07:32,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:32,077 INFO L225 Difference]: With dead ends: 1095 [2021-12-06 19:07:32,077 INFO L226 Difference]: Without dead ends: 744 [2021-12-06 19:07:32,079 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-06 19:07:32,080 INFO L933 BasicCegarLoop]: 391 mSDtfsCounter, 332 mSDsluCounter, 1093 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 336 SdHoareTripleChecker+Valid, 1484 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:32,080 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [336 Valid, 1484 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 19:07:32,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 744 states. [2021-12-06 19:07:32,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 744 to 721. [2021-12-06 19:07:32,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 721 states, 530 states have (on average 1.2849056603773585) internal successors, (681), 542 states have internal predecessors, (681), 125 states have call successors, (125), 66 states have call predecessors, (125), 65 states have return successors, (127), 116 states have call predecessors, (127), 124 states have call successors, (127) [2021-12-06 19:07:32,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 721 states and 933 transitions. [2021-12-06 19:07:32,129 INFO L78 Accepts]: Start accepts. Automaton has 721 states and 933 transitions. Word has length 59 [2021-12-06 19:07:32,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:32,130 INFO L470 AbstractCegarLoop]: Abstraction has 721 states and 933 transitions. [2021-12-06 19:07:32,130 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-06 19:07:32,130 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 933 transitions. [2021-12-06 19:07:32,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-12-06 19:07:32,132 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:32,132 INFO L514 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:32,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2021-12-06 19:07:32,333 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:07:32,334 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:32,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:32,336 INFO L85 PathProgramCache]: Analyzing trace with hash 2003167721, now seen corresponding path program 1 times [2021-12-06 19:07:32,337 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:07:32,338 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1142114685] [2021-12-06 19:07:32,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:32,339 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:07:32,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:07:32,341 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:07:32,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-12-06 19:07:32,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:32,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 19:07:32,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:07:32,740 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-12-06 19:07:32,740 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:07:32,740 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:07:32,741 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1142114685] [2021-12-06 19:07:32,741 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1142114685] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:07:32,741 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:07:32,741 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:07:32,741 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363097429] [2021-12-06 19:07:32,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:07:32,741 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 19:07:32,742 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:07:32,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:07:32,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:07:32,742 INFO L87 Difference]: Start difference. First operand 721 states and 933 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-06 19:07:32,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:32,865 INFO L93 Difference]: Finished difference Result 1454 states and 1889 transitions. [2021-12-06 19:07:32,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 19:07:32,866 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 60 [2021-12-06 19:07:32,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:32,870 INFO L225 Difference]: With dead ends: 1454 [2021-12-06 19:07:32,870 INFO L226 Difference]: Without dead ends: 753 [2021-12-06 19:07:32,872 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-06 19:07:32,872 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 323 mSDsluCounter, 649 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 327 SdHoareTripleChecker+Valid, 980 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:32,873 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [327 Valid, 980 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 19:07:32,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 753 states. [2021-12-06 19:07:32,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 753 to 729. [2021-12-06 19:07:32,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 729 states, 538 states have (on average 1.2769516728624535) internal successors, (687), 548 states have internal predecessors, (687), 123 states have call successors, (123), 68 states have call predecessors, (123), 67 states have return successors, (125), 116 states have call predecessors, (125), 122 states have call successors, (125) [2021-12-06 19:07:32,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 729 states and 935 transitions. [2021-12-06 19:07:32,908 INFO L78 Accepts]: Start accepts. Automaton has 729 states and 935 transitions. Word has length 60 [2021-12-06 19:07:32,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:32,909 INFO L470 AbstractCegarLoop]: Abstraction has 729 states and 935 transitions. [2021-12-06 19:07:32,909 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-06 19:07:32,909 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 935 transitions. [2021-12-06 19:07:32,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-12-06 19:07:32,910 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:32,910 INFO L514 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:32,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2021-12-06 19:07:33,111 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:07:33,111 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:33,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:33,111 INFO L85 PathProgramCache]: Analyzing trace with hash -524865236, now seen corresponding path program 1 times [2021-12-06 19:07:33,112 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:07:33,112 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1540039813] [2021-12-06 19:07:33,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:33,112 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:07:33,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:07:33,113 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:07:33,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-12-06 19:07:33,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:33,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 19:07:33,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:07:33,466 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-12-06 19:07:33,466 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:07:33,466 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:07:33,466 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1540039813] [2021-12-06 19:07:33,466 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1540039813] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:07:33,466 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:07:33,467 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:07:33,467 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023748880] [2021-12-06 19:07:33,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:07:33,467 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 19:07:33,467 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:07:33,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:07:33,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:07:33,468 INFO L87 Difference]: Start difference. First operand 729 states and 935 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-06 19:07:33,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:33,604 INFO L93 Difference]: Finished difference Result 1470 states and 1889 transitions. [2021-12-06 19:07:33,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 19:07:33,605 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 62 [2021-12-06 19:07:33,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:33,610 INFO L225 Difference]: With dead ends: 1470 [2021-12-06 19:07:33,611 INFO L226 Difference]: Without dead ends: 761 [2021-12-06 19:07:33,614 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-06 19:07:33,614 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 319 mSDsluCounter, 647 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 323 SdHoareTripleChecker+Valid, 977 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:33,615 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [323 Valid, 977 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 19:07:33,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 761 states. [2021-12-06 19:07:33,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 761 to 737. [2021-12-06 19:07:33,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 737 states, 546 states have (on average 1.2692307692307692) internal successors, (693), 554 states have internal predecessors, (693), 121 states have call successors, (121), 70 states have call predecessors, (121), 69 states have return successors, (123), 116 states have call predecessors, (123), 120 states have call successors, (123) [2021-12-06 19:07:33,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 737 states and 937 transitions. [2021-12-06 19:07:33,672 INFO L78 Accepts]: Start accepts. Automaton has 737 states and 937 transitions. Word has length 62 [2021-12-06 19:07:33,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:33,672 INFO L470 AbstractCegarLoop]: Abstraction has 737 states and 937 transitions. [2021-12-06 19:07:33,672 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-06 19:07:33,672 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 937 transitions. [2021-12-06 19:07:33,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-12-06 19:07:33,674 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:33,674 INFO L514 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:33,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (8)] Ended with exit code 0 [2021-12-06 19:07:33,875 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:07:33,875 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:33,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:33,876 INFO L85 PathProgramCache]: Analyzing trace with hash 1732611677, now seen corresponding path program 1 times [2021-12-06 19:07:33,876 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:07:33,876 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1640889103] [2021-12-06 19:07:33,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:33,876 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:07:33,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:07:33,877 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:07:33,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-12-06 19:07:34,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:34,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 19:07:34,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:07:34,229 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-12-06 19:07:34,229 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:07:34,229 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:07:34,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1640889103] [2021-12-06 19:07:34,229 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1640889103] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:07:34,229 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:07:34,229 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:07:34,230 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980358003] [2021-12-06 19:07:34,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:07:34,230 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 19:07:34,230 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:07:34,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:07:34,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:07:34,231 INFO L87 Difference]: Start difference. First operand 737 states and 937 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-06 19:07:34,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:34,368 INFO L93 Difference]: Finished difference Result 1403 states and 1785 transitions. [2021-12-06 19:07:34,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 19:07:34,369 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 61 [2021-12-06 19:07:34,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:34,374 INFO L225 Difference]: With dead ends: 1403 [2021-12-06 19:07:34,374 INFO L226 Difference]: Without dead ends: 686 [2021-12-06 19:07:34,376 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-06 19:07:34,377 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 318 mSDsluCounter, 645 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 322 SdHoareTripleChecker+Valid, 974 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:34,377 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [322 Valid, 974 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 19:07:34,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 686 states. [2021-12-06 19:07:34,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 686 to 668. [2021-12-06 19:07:34,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 668 states, 498 states have (on average 1.2590361445783131) internal successors, (627), 502 states have internal predecessors, (627), 105 states have call successors, (105), 65 states have call predecessors, (105), 64 states have return successors, (107), 102 states have call predecessors, (107), 104 states have call successors, (107) [2021-12-06 19:07:34,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 668 states and 839 transitions. [2021-12-06 19:07:34,433 INFO L78 Accepts]: Start accepts. Automaton has 668 states and 839 transitions. Word has length 61 [2021-12-06 19:07:34,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:34,433 INFO L470 AbstractCegarLoop]: Abstraction has 668 states and 839 transitions. [2021-12-06 19:07:34,433 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-06 19:07:34,433 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 839 transitions. [2021-12-06 19:07:34,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-12-06 19:07:34,435 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:34,435 INFO L514 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:34,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (9)] Ended with exit code 0 [2021-12-06 19:07:34,636 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:07:34,637 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:34,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:34,638 INFO L85 PathProgramCache]: Analyzing trace with hash -1941224850, now seen corresponding path program 1 times [2021-12-06 19:07:34,639 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:07:34,639 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1100944801] [2021-12-06 19:07:34,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:34,639 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:07:34,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:07:34,641 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:07:34,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-12-06 19:07:34,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:34,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 9 conjunts are in the unsatisfiable core [2021-12-06 19:07:34,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:07:35,134 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-06 19:07:35,134 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:07:35,447 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-06 19:07:35,447 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:07:35,447 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1100944801] [2021-12-06 19:07:35,447 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1100944801] provided 1 perfect and 1 imperfect interpolant sequences [2021-12-06 19:07:35,447 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 19:07:35,448 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [7] total 10 [2021-12-06 19:07:35,448 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123392818] [2021-12-06 19:07:35,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:07:35,448 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-06 19:07:35,449 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:07:35,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-06 19:07:35,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-12-06 19:07:35,449 INFO L87 Difference]: Start difference. First operand 668 states and 839 transitions. Second operand has 8 states, 8 states have (on average 5.125) internal successors, (41), 6 states have internal predecessors, (41), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) [2021-12-06 19:07:36,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:36,520 INFO L93 Difference]: Finished difference Result 1622 states and 2039 transitions. [2021-12-06 19:07:36,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-12-06 19:07:36,521 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 6 states have internal predecessors, (41), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) Word has length 71 [2021-12-06 19:07:36,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:36,526 INFO L225 Difference]: With dead ends: 1622 [2021-12-06 19:07:36,526 INFO L226 Difference]: Without dead ends: 981 [2021-12-06 19:07:36,528 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=87, Invalid=255, Unknown=0, NotChecked=0, Total=342 [2021-12-06 19:07:36,528 INFO L933 BasicCegarLoop]: 384 mSDtfsCounter, 341 mSDsluCounter, 1612 mSDsCounter, 0 mSdLazyCounter, 308 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 345 SdHoareTripleChecker+Valid, 1996 SdHoareTripleChecker+Invalid, 324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 308 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:36,529 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [345 Valid, 1996 Invalid, 324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 308 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-12-06 19:07:36,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 981 states. [2021-12-06 19:07:36,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 981 to 918. [2021-12-06 19:07:36,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 918 states, 688 states have (on average 1.2674418604651163) internal successors, (872), 690 states have internal predecessors, (872), 143 states have call successors, (143), 87 states have call predecessors, (143), 86 states have return successors, (145), 142 states have call predecessors, (145), 142 states have call successors, (145) [2021-12-06 19:07:36,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 918 states and 1160 transitions. [2021-12-06 19:07:36,597 INFO L78 Accepts]: Start accepts. Automaton has 918 states and 1160 transitions. Word has length 71 [2021-12-06 19:07:36,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:36,598 INFO L470 AbstractCegarLoop]: Abstraction has 918 states and 1160 transitions. [2021-12-06 19:07:36,598 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 6 states have internal predecessors, (41), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) [2021-12-06 19:07:36,598 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1160 transitions. [2021-12-06 19:07:36,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-12-06 19:07:36,600 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:36,601 INFO L514 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:36,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (10)] Ended with exit code 0 [2021-12-06 19:07:36,801 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:07:36,801 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:36,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:36,802 INFO L85 PathProgramCache]: Analyzing trace with hash 644086264, now seen corresponding path program 1 times [2021-12-06 19:07:36,802 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:07:36,802 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1253791916] [2021-12-06 19:07:36,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:36,802 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:07:36,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:07:36,803 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:07:36,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-12-06 19:07:36,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:36,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 9 conjunts are in the unsatisfiable core [2021-12-06 19:07:36,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:07:37,252 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-12-06 19:07:37,252 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:07:37,525 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-12-06 19:07:37,526 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:07:37,526 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1253791916] [2021-12-06 19:07:37,526 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1253791916] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 19:07:37,526 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 19:07:37,526 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9] total 11 [2021-12-06 19:07:37,526 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122064471] [2021-12-06 19:07:37,526 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 19:07:37,527 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-06 19:07:37,527 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:07:37,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-06 19:07:37,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-12-06 19:07:37,527 INFO L87 Difference]: Start difference. First operand 918 states and 1160 transitions. Second operand has 11 states, 11 states have (on average 5.909090909090909) internal successors, (65), 9 states have internal predecessors, (65), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) [2021-12-06 19:07:39,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:39,587 INFO L93 Difference]: Finished difference Result 2134 states and 2693 transitions. [2021-12-06 19:07:39,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-06 19:07:39,588 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.909090909090909) internal successors, (65), 9 states have internal predecessors, (65), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) Word has length 72 [2021-12-06 19:07:39,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:39,594 INFO L225 Difference]: With dead ends: 2134 [2021-12-06 19:07:39,594 INFO L226 Difference]: Without dead ends: 1243 [2021-12-06 19:07:39,596 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=124, Invalid=382, Unknown=0, NotChecked=0, Total=506 [2021-12-06 19:07:39,597 INFO L933 BasicCegarLoop]: 379 mSDtfsCounter, 722 mSDsluCounter, 2359 mSDsCounter, 0 mSdLazyCounter, 711 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 727 SdHoareTripleChecker+Valid, 2738 SdHoareTripleChecker+Invalid, 906 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 711 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:39,597 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [727 Valid, 2738 Invalid, 906 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 711 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-12-06 19:07:39,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1243 states. [2021-12-06 19:07:39,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1243 to 1178. [2021-12-06 19:07:39,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1178 states, 884 states have (on average 1.2703619909502262) internal successors, (1123), 888 states have internal predecessors, (1123), 183 states have call successors, (183), 111 states have call predecessors, (183), 110 states have return successors, (185), 180 states have call predecessors, (185), 182 states have call successors, (185) [2021-12-06 19:07:39,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1178 states and 1491 transitions. [2021-12-06 19:07:39,653 INFO L78 Accepts]: Start accepts. Automaton has 1178 states and 1491 transitions. Word has length 72 [2021-12-06 19:07:39,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:39,653 INFO L470 AbstractCegarLoop]: Abstraction has 1178 states and 1491 transitions. [2021-12-06 19:07:39,653 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.909090909090909) internal successors, (65), 9 states have internal predecessors, (65), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) [2021-12-06 19:07:39,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1491 transitions. [2021-12-06 19:07:39,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-12-06 19:07:39,656 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:39,656 INFO L514 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:39,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (11)] Ended with exit code 0 [2021-12-06 19:07:39,857 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:07:39,857 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:39,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:39,858 INFO L85 PathProgramCache]: Analyzing trace with hash 1082506311, now seen corresponding path program 1 times [2021-12-06 19:07:39,858 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:07:39,858 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [518969936] [2021-12-06 19:07:39,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:39,859 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:07:39,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:07:39,860 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:07:39,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-12-06 19:07:40,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:40,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 9 conjunts are in the unsatisfiable core [2021-12-06 19:07:40,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:07:40,331 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-12-06 19:07:40,331 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:07:40,610 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-12-06 19:07:40,610 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:07:40,610 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [518969936] [2021-12-06 19:07:40,610 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [518969936] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 19:07:40,610 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 19:07:40,610 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9] total 11 [2021-12-06 19:07:40,610 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012669630] [2021-12-06 19:07:40,610 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 19:07:40,611 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-06 19:07:40,611 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:07:40,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-06 19:07:40,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-12-06 19:07:40,612 INFO L87 Difference]: Start difference. First operand 1178 states and 1491 transitions. Second operand has 11 states, 11 states have (on average 6.0) internal successors, (66), 9 states have internal predecessors, (66), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) [2021-12-06 19:07:42,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:42,294 INFO L93 Difference]: Finished difference Result 2654 states and 3355 transitions. [2021-12-06 19:07:42,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-06 19:07:42,295 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.0) internal successors, (66), 9 states have internal predecessors, (66), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) Word has length 73 [2021-12-06 19:07:42,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:42,302 INFO L225 Difference]: With dead ends: 2654 [2021-12-06 19:07:42,302 INFO L226 Difference]: Without dead ends: 1503 [2021-12-06 19:07:42,304 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=124, Invalid=382, Unknown=0, NotChecked=0, Total=506 [2021-12-06 19:07:42,305 INFO L933 BasicCegarLoop]: 379 mSDtfsCounter, 764 mSDsluCounter, 2131 mSDsCounter, 0 mSdLazyCounter, 564 mSolverCounterSat, 203 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 769 SdHoareTripleChecker+Valid, 2510 SdHoareTripleChecker+Invalid, 767 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 203 IncrementalHoareTripleChecker+Valid, 564 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:42,305 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [769 Valid, 2510 Invalid, 767 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [203 Valid, 564 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-12-06 19:07:42,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1503 states. [2021-12-06 19:07:42,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1503 to 1178. [2021-12-06 19:07:42,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1178 states, 884 states have (on average 1.2703619909502262) internal successors, (1123), 888 states have internal predecessors, (1123), 183 states have call successors, (183), 111 states have call predecessors, (183), 110 states have return successors, (185), 180 states have call predecessors, (185), 182 states have call successors, (185) [2021-12-06 19:07:42,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1178 states and 1491 transitions. [2021-12-06 19:07:42,354 INFO L78 Accepts]: Start accepts. Automaton has 1178 states and 1491 transitions. Word has length 73 [2021-12-06 19:07:42,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:42,354 INFO L470 AbstractCegarLoop]: Abstraction has 1178 states and 1491 transitions. [2021-12-06 19:07:42,354 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.0) internal successors, (66), 9 states have internal predecessors, (66), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) [2021-12-06 19:07:42,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1491 transitions. [2021-12-06 19:07:42,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-12-06 19:07:42,356 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:42,356 INFO L514 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:42,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (12)] Ended with exit code 0 [2021-12-06 19:07:42,557 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:07:42,557 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:42,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:42,557 INFO L85 PathProgramCache]: Analyzing trace with hash -608187279, now seen corresponding path program 1 times [2021-12-06 19:07:42,557 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:07:42,558 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [90985813] [2021-12-06 19:07:42,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:42,558 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:07:42,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:07:42,558 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:07:42,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-12-06 19:07:42,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:42,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 9 conjunts are in the unsatisfiable core [2021-12-06 19:07:42,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:07:43,018 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-12-06 19:07:43,018 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:07:43,298 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-12-06 19:07:43,298 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:07:43,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [90985813] [2021-12-06 19:07:43,298 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [90985813] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 19:07:43,298 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 19:07:43,298 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9] total 11 [2021-12-06 19:07:43,298 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383821098] [2021-12-06 19:07:43,299 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 19:07:43,299 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-06 19:07:43,299 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:07:43,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-06 19:07:43,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-12-06 19:07:43,300 INFO L87 Difference]: Start difference. First operand 1178 states and 1491 transitions. Second operand has 11 states, 11 states have (on average 6.090909090909091) internal successors, (67), 9 states have internal predecessors, (67), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) [2021-12-06 19:07:44,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:44,736 INFO L93 Difference]: Finished difference Result 2654 states and 3355 transitions. [2021-12-06 19:07:44,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-06 19:07:44,737 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.090909090909091) internal successors, (67), 9 states have internal predecessors, (67), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) Word has length 74 [2021-12-06 19:07:44,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:44,745 INFO L225 Difference]: With dead ends: 2654 [2021-12-06 19:07:44,745 INFO L226 Difference]: Without dead ends: 1503 [2021-12-06 19:07:44,747 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=124, Invalid=382, Unknown=0, NotChecked=0, Total=506 [2021-12-06 19:07:44,748 INFO L933 BasicCegarLoop]: 368 mSDtfsCounter, 774 mSDsluCounter, 1501 mSDsCounter, 0 mSdLazyCounter, 398 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 779 SdHoareTripleChecker+Valid, 1869 SdHoareTripleChecker+Invalid, 605 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 398 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:44,748 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [779 Valid, 1869 Invalid, 605 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 398 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-12-06 19:07:44,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1503 states. [2021-12-06 19:07:44,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1503 to 1178. [2021-12-06 19:07:44,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1178 states, 884 states have (on average 1.2703619909502262) internal successors, (1123), 888 states have internal predecessors, (1123), 183 states have call successors, (183), 111 states have call predecessors, (183), 110 states have return successors, (185), 180 states have call predecessors, (185), 182 states have call successors, (185) [2021-12-06 19:07:44,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1178 states and 1491 transitions. [2021-12-06 19:07:44,799 INFO L78 Accepts]: Start accepts. Automaton has 1178 states and 1491 transitions. Word has length 74 [2021-12-06 19:07:44,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:44,799 INFO L470 AbstractCegarLoop]: Abstraction has 1178 states and 1491 transitions. [2021-12-06 19:07:44,799 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.090909090909091) internal successors, (67), 9 states have internal predecessors, (67), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) [2021-12-06 19:07:44,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1491 transitions. [2021-12-06 19:07:44,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-12-06 19:07:44,801 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:44,801 INFO L514 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:44,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (13)] Ended with exit code 0 [2021-12-06 19:07:45,002 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:07:45,002 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:45,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:45,002 INFO L85 PathProgramCache]: Analyzing trace with hash -2022215437, now seen corresponding path program 1 times [2021-12-06 19:07:45,003 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:07:45,003 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [777210035] [2021-12-06 19:07:45,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:45,003 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:07:45,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:07:45,004 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:07:45,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-12-06 19:07:45,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:45,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 19:07:45,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:07:45,295 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-12-06 19:07:45,295 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:07:45,295 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:07:45,295 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [777210035] [2021-12-06 19:07:45,295 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [777210035] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:07:45,295 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:07:45,295 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:07:45,295 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086188658] [2021-12-06 19:07:45,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:07:45,296 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:07:45,296 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:07:45,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:07:45,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:07:45,296 INFO L87 Difference]: Start difference. First operand 1178 states and 1491 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2021-12-06 19:07:45,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:45,428 INFO L93 Difference]: Finished difference Result 2624 states and 3365 transitions. [2021-12-06 19:07:45,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:07:45,429 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 79 [2021-12-06 19:07:45,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:45,435 INFO L225 Difference]: With dead ends: 2624 [2021-12-06 19:07:45,435 INFO L226 Difference]: Without dead ends: 1473 [2021-12-06 19:07:45,436 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:07:45,437 INFO L933 BasicCegarLoop]: 464 mSDtfsCounter, 151 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 762 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:45,437 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [151 Valid, 762 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 19:07:45,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1473 states. [2021-12-06 19:07:45,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1473 to 1470. [2021-12-06 19:07:45,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1470 states, 1141 states have (on average 1.284837861524978) internal successors, (1466), 1147 states have internal predecessors, (1466), 199 states have call successors, (199), 130 states have call predecessors, (199), 129 states have return successors, (201), 195 states have call predecessors, (201), 198 states have call successors, (201) [2021-12-06 19:07:45,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 1470 states and 1866 transitions. [2021-12-06 19:07:45,500 INFO L78 Accepts]: Start accepts. Automaton has 1470 states and 1866 transitions. Word has length 79 [2021-12-06 19:07:45,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:45,500 INFO L470 AbstractCegarLoop]: Abstraction has 1470 states and 1866 transitions. [2021-12-06 19:07:45,500 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2021-12-06 19:07:45,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 1866 transitions. [2021-12-06 19:07:45,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-12-06 19:07:45,502 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:45,502 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:45,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (14)] Ended with exit code 0 [2021-12-06 19:07:45,703 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:07:45,703 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:45,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:45,703 INFO L85 PathProgramCache]: Analyzing trace with hash 1967013804, now seen corresponding path program 1 times [2021-12-06 19:07:45,704 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:07:45,704 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1403616929] [2021-12-06 19:07:45,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:45,704 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:07:45,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:07:45,705 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:07:45,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-12-06 19:07:45,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:45,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 14 conjunts are in the unsatisfiable core [2021-12-06 19:07:45,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:07:46,291 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-12-06 19:07:46,291 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:07:46,772 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-12-06 19:07:46,773 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:07:46,773 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1403616929] [2021-12-06 19:07:46,773 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1403616929] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 19:07:46,773 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 19:07:46,773 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12] total 16 [2021-12-06 19:07:46,773 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656563216] [2021-12-06 19:07:46,773 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 19:07:46,774 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-12-06 19:07:46,774 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:07:46,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-12-06 19:07:46,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2021-12-06 19:07:46,774 INFO L87 Difference]: Start difference. First operand 1470 states and 1866 transitions. Second operand has 16 states, 16 states have (on average 4.625) internal successors, (74), 13 states have internal predecessors, (74), 4 states have call successors, (17), 5 states have call predecessors, (17), 7 states have return successors, (14), 5 states have call predecessors, (14), 4 states have call successors, (14) [2021-12-06 19:07:48,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:48,565 INFO L93 Difference]: Finished difference Result 3170 states and 4014 transitions. [2021-12-06 19:07:48,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-12-06 19:07:48,565 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 4.625) internal successors, (74), 13 states have internal predecessors, (74), 4 states have call successors, (17), 5 states have call predecessors, (17), 7 states have return successors, (14), 5 states have call predecessors, (14), 4 states have call successors, (14) Word has length 84 [2021-12-06 19:07:48,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:48,573 INFO L225 Difference]: With dead ends: 3170 [2021-12-06 19:07:48,573 INFO L226 Difference]: Without dead ends: 1727 [2021-12-06 19:07:48,575 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=142, Invalid=560, Unknown=0, NotChecked=0, Total=702 [2021-12-06 19:07:48,576 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 709 mSDsluCounter, 2418 mSDsCounter, 0 mSdLazyCounter, 640 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 713 SdHoareTripleChecker+Valid, 2749 SdHoareTripleChecker+Invalid, 823 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 640 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:48,576 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [713 Valid, 2749 Invalid, 823 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 640 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-12-06 19:07:48,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1727 states. [2021-12-06 19:07:48,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1727 to 412. [2021-12-06 19:07:48,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 412 states, 317 states have (on average 1.2397476340694007) internal successors, (393), 317 states have internal predecessors, (393), 55 states have call successors, (55), 40 states have call predecessors, (55), 39 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2021-12-06 19:07:48,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 502 transitions. [2021-12-06 19:07:48,599 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 502 transitions. Word has length 84 [2021-12-06 19:07:48,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:48,599 INFO L470 AbstractCegarLoop]: Abstraction has 412 states and 502 transitions. [2021-12-06 19:07:48,599 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 4.625) internal successors, (74), 13 states have internal predecessors, (74), 4 states have call successors, (17), 5 states have call predecessors, (17), 7 states have return successors, (14), 5 states have call predecessors, (14), 4 states have call successors, (14) [2021-12-06 19:07:48,599 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 502 transitions. [2021-12-06 19:07:48,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-12-06 19:07:48,600 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:48,600 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:48,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-12-06 19:07:48,801 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:07:48,802 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:48,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:48,803 INFO L85 PathProgramCache]: Analyzing trace with hash -446383630, now seen corresponding path program 1 times [2021-12-06 19:07:48,804 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:07:48,805 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [581858907] [2021-12-06 19:07:48,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:48,805 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:07:48,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:07:48,808 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:07:48,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-12-06 19:07:49,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:07:49,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 19:07:49,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:07:49,135 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-12-06 19:07:49,136 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:07:49,136 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:07:49,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [581858907] [2021-12-06 19:07:49,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [581858907] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:07:49,136 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:07:49,136 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:07:49,136 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209783155] [2021-12-06 19:07:49,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:07:49,137 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:07:49,137 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:07:49,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:07:49,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:07:49,138 INFO L87 Difference]: Start difference. First operand 412 states and 502 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-06 19:07:49,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:07:49,269 INFO L93 Difference]: Finished difference Result 1001 states and 1214 transitions. [2021-12-06 19:07:49,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:07:49,270 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 92 [2021-12-06 19:07:49,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:07:49,272 INFO L225 Difference]: With dead ends: 1001 [2021-12-06 19:07:49,272 INFO L226 Difference]: Without dead ends: 616 [2021-12-06 19:07:49,273 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:07:49,274 INFO L933 BasicCegarLoop]: 424 mSDtfsCounter, 233 mSDsluCounter, 253 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 233 SdHoareTripleChecker+Valid, 677 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 19:07:49,274 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [233 Valid, 677 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 19:07:49,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states. [2021-12-06 19:07:49,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 613. [2021-12-06 19:07:49,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 613 states, 467 states have (on average 1.220556745182013) internal successors, (570), 467 states have internal predecessors, (570), 81 states have call successors, (81), 65 states have call predecessors, (81), 64 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2021-12-06 19:07:49,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 613 states and 731 transitions. [2021-12-06 19:07:49,294 INFO L78 Accepts]: Start accepts. Automaton has 613 states and 731 transitions. Word has length 92 [2021-12-06 19:07:49,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:07:49,294 INFO L470 AbstractCegarLoop]: Abstraction has 613 states and 731 transitions. [2021-12-06 19:07:49,294 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-06 19:07:49,294 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 731 transitions. [2021-12-06 19:07:49,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-12-06 19:07:49,295 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:07:49,296 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:49,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (16)] Ended with exit code 0 [2021-12-06 19:07:49,496 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:07:49,496 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:07:49,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:07:49,496 INFO L85 PathProgramCache]: Analyzing trace with hash 1210197595, now seen corresponding path program 1 times [2021-12-06 19:07:49,497 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:07:49,497 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [568250323] [2021-12-06 19:07:49,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:07:49,497 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:07:49,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:07:49,498 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:07:49,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-12-06 19:07:49,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:07:49,823 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:07:50,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:07:50,238 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-12-06 19:07:50,238 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-06 19:07:50,239 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-06 19:07:50,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-12-06 19:07:50,441 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:07:50,451 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:07:50,460 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-06 19:07:50,501 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,502 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,502 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,503 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,503 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,504 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,504 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,504 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,505 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,505 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,505 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,506 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,506 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,506 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,507 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,507 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,507 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,507 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,508 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,508 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,508 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,508 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,509 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,509 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,509 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,509 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,510 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,510 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,510 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,510 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,511 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,511 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,511 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,511 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,512 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,512 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,512 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,512 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,512 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,513 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,513 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,513 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,513 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,514 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,514 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,514 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,514 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,515 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,515 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,515 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,515 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,516 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,516 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,516 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,516 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,517 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,518 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,518 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,519 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,519 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,519 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,519 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,520 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,520 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,520 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,520 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,521 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,521 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,521 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,521 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,522 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,522 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,522 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,522 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,523 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,523 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,523 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,523 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,523 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,524 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,524 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,524 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,524 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,525 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,525 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,525 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,525 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,525 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,526 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,526 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,526 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,526 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,526 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,527 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,527 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,527 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,527 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,527 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,528 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,528 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,528 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,528 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,528 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,529 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,529 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,529 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,529 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,529 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,530 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,530 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,530 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,530 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,530 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,530 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,530 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,530 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,530 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,531 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,531 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,531 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,531 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,531 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,531 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,531 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,531 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,531 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,532 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,532 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,532 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,532 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,532 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,532 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,532 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,532 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,532 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,533 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,533 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,533 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,533 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,533 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,533 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,533 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,533 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,534 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,534 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,534 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,534 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,535 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,535 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,535 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,535 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,535 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,535 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,535 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,535 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,535 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,535 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,536 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,536 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:07:50,536 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:07:50,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 07:07:50 BoogieIcfgContainer [2021-12-06 19:07:50,635 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-06 19:07:50,635 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 19:07:50,635 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 19:07:50,636 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 19:07:50,636 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:07:28" (3/4) ... [2021-12-06 19:07:50,638 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-06 19:07:50,638 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 19:07:50,639 INFO L158 Benchmark]: Toolchain (without parser) took 26103.04ms. Allocated memory was 65.0MB in the beginning and 142.6MB in the end (delta: 77.6MB). Free memory was 47.1MB in the beginning and 62.7MB in the end (delta: -15.5MB). Peak memory consumption was 62.1MB. Max. memory is 16.1GB. [2021-12-06 19:07:50,639 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 52.4MB. Free memory is still 33.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:07:50,639 INFO L158 Benchmark]: CACSL2BoogieTranslator took 831.27ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 46.9MB in the beginning and 56.6MB in the end (delta: -9.7MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2021-12-06 19:07:50,639 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.46ms. Allocated memory is still 79.7MB. Free memory was 56.6MB in the beginning and 51.4MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-06 19:07:50,640 INFO L158 Benchmark]: Boogie Preprocessor took 57.08ms. Allocated memory is still 79.7MB. Free memory was 51.4MB in the beginning and 45.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-06 19:07:50,640 INFO L158 Benchmark]: RCFGBuilder took 3159.19ms. Allocated memory is still 79.7MB. Free memory was 45.1MB in the beginning and 28.8MB in the end (delta: 16.3MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2021-12-06 19:07:50,640 INFO L158 Benchmark]: TraceAbstraction took 21974.99ms. Allocated memory was 79.7MB in the beginning and 142.6MB in the end (delta: 62.9MB). Free memory was 28.3MB in the beginning and 62.7MB in the end (delta: -34.3MB). Peak memory consumption was 59.9MB. Max. memory is 16.1GB. [2021-12-06 19:07:50,640 INFO L158 Benchmark]: Witness Printer took 2.85ms. Allocated memory is still 142.6MB. Free memory is still 62.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:07:50,642 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 52.4MB. Free memory is still 33.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 831.27ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 46.9MB in the beginning and 56.6MB in the end (delta: -9.7MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.46ms. Allocated memory is still 79.7MB. Free memory was 56.6MB in the beginning and 51.4MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.08ms. Allocated memory is still 79.7MB. Free memory was 51.4MB in the beginning and 45.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 3159.19ms. Allocated memory is still 79.7MB. Free memory was 45.1MB in the beginning and 28.8MB in the end (delta: 16.3MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. * TraceAbstraction took 21974.99ms. Allocated memory was 79.7MB in the beginning and 142.6MB in the end (delta: 62.9MB). Free memory was 28.3MB in the beginning and 62.7MB in the end (delta: -34.3MB). Peak memory consumption was 59.9MB. Max. memory is 16.1GB. * Witness Printer took 2.85ms. Allocated memory is still 142.6MB. Free memory is still 62.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 - UnprovableResult [Line: 1672]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 2227. Possible FailurePath: [L1695] int ldv_irq_1_2 = 0; [L1696] int LDV_IN_INTERRUPT = 1; [L1697] int ldv_irq_1_3 = 0; [L1698] struct platform_device *tegra_rtc_driver_group0 ; [L1699] void *ldv_irq_data_1_1 ; [L1700] int ldv_irq_1_1 = 0; [L1701] int ldv_irq_1_0 = 0; [L1702] int ldv_irq_line_1_3 ; [L1703] void *ldv_irq_data_1_0 ; [L1704] int ldv_state_variable_0 ; [L1705] struct device *tegra_rtc_ops_group1 ; [L1706] int ldv_state_variable_3 ; [L1707] int ldv_irq_line_1_0 ; [L1708] int ldv_state_variable_2 ; [L1709] void *ldv_irq_data_1_3 ; [L1710] int ref_cnt ; [L1711] int ldv_irq_line_1_1 ; [L1712] struct rtc_time *tegra_rtc_ops_group0 ; [L1713] void *ldv_irq_data_1_2 ; [L1714] int ldv_state_variable_1 ; [L1715] int ldv_irq_line_1_2 ; [L1716] struct rtc_wkalrm *tegra_rtc_ops_group2 ; [L2058-L2060] static struct rtc_class_ops tegra_rtc_ops = {0, 0, 0, & tegra_rtc_read_time, & tegra_rtc_set_time, & tegra_rtc_read_alarm, & tegra_rtc_set_alarm, & tegra_rtc_proc, 0, 0, & tegra_rtc_alarm_irq_enable}; [L2226-L2227] static struct platform_driver tegra_rtc_driver = {0, & tegra_rtc_remove, & tegra_rtc_shutdown, & tegra_rtc_suspend, & tegra_rtc_resume, {"tegra_rtc", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}; [L2243] int ldv_retval_2 ; [L2244] int ldv_retval_0 ; [L2246] int ldv_retval_1 ; [L2769] int ldv_init = 0; VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2398] struct seq_file *ldvarg1 ; [L2399] void *tmp ; [L2400] unsigned int ldvarg0 ; [L2401] unsigned int tmp___0 ; [L2402] pm_message_t ldvarg2 ; [L2403] int tmp___1 ; [L2404] int tmp___2 ; [L2405] int tmp___3 ; [L2406] int tmp___4 ; VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2408] CALL, EXPR ldv_zalloc(136U) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1636] void *p ; [L1637] void *tmp ; [L1638] int tmp___0 ; [L1640] tmp___0 = __VERIFIER_nondet_int() [L1641] COND TRUE tmp___0 != 0 [L1642] return (0); VAL [\old(size)=136, \result={0:0}, __this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, size=136, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=2147483648] [L2408] RET, EXPR ldv_zalloc(136U) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_zalloc(136U)={0:0}, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2408] tmp = ldv_zalloc(136U) [L2409] ldvarg1 = (struct seq_file *)tmp [L2410] tmp___0 = __VERIFIER_nondet_uint() [L2411] ldvarg0 = tmp___0 [L2412] FCALL ldv_initialize() [L2413] FCALL memset((void *)(& ldvarg2), 0, 4U) [L2414] ldv_state_variable_1 = 1 [L2415] ref_cnt = 0 [L2416] ldv_state_variable_0 = 1 [L2417] ldv_state_variable_3 = 0 [L2418] ldv_state_variable_2 = 0 VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=1] [L2429] COND TRUE ldv_state_variable_0 != 0 [L2430] tmp___2 = __VERIFIER_nondet_int() [L2432] case 0: [L2440] case 1: VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=1, tmp___2=1] [L2441] COND TRUE ldv_state_variable_0 == 1 [L2442] CALL, EXPR tegra_rtc_init() [L2230] int tmp ; [L2232] CALL, EXPR platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2848] return __VERIFIER_nondet_int(); [L2232] RET, EXPR platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2232] tmp = platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2233] return (tmp); VAL [\result=0, __this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp=0] [L2442] RET, EXPR tegra_rtc_init() [L2442] ldv_retval_0 = tegra_rtc_init() [L2443] COND TRUE ldv_retval_0 == 0 [L2444] ldv_state_variable_0 = 3 [L2445] ldv_state_variable_2 = 1 [L2446] CALL ldv_initialize_platform_driver_2() [L2363] void *tmp ; VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2365] CALL, EXPR ldv_zalloc(624U) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1636] void *p ; [L1637] void *tmp ; [L1638] int tmp___0 ; [L1640] tmp___0 = __VERIFIER_nondet_int() [L1641] COND TRUE tmp___0 != 0 [L1642] return (0); VAL [\old(size)=624, \result={0:0}, __this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, size=624, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=2147483648] [L2365] RET, EXPR ldv_zalloc(624U) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_zalloc(624U)={0:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2365] tmp = ldv_zalloc(624U) [L2366] tegra_rtc_driver_group0 = (struct platform_device *)tmp VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}] [L2446] RET ldv_initialize_platform_driver_2() [L2449] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=1, tmp___2=1] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: [L2464] case 2: [L2558] case 3: VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=3, tmp___2=1] [L2559] COND TRUE ldv_state_variable_2 != 0 [L2560] tmp___4 = __VERIFIER_nondet_int() [L2562] case 0: [L2574] case 1: [L2584] case 2: [L2604] case 3: [L2614] case 4: VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=3, tmp___2=1, tmp___4=4] [L2615] COND TRUE ldv_state_variable_2 == 1 [L2616] CALL ldv_probe_2() [L2836] return __VERIFIER_nondet_int(); [L2616] RET ldv_probe_2() [L2617] ldv_state_variable_2 = 2 [L2618] ref_cnt = ref_cnt + 1 VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=3, tmp___2=1, tmp___4=4] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: [L2464] case 2: [L2558] case 3: VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=3, tmp___2=1, tmp___4=4] [L2559] COND TRUE ldv_state_variable_2 != 0 [L2560] tmp___4 = __VERIFIER_nondet_int() [L2562] case 0: VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=3, tmp___2=1, tmp___4=0] [L2563] COND FALSE !(ldv_state_variable_2 == 4) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=3, tmp___2=1, tmp___4=0] [L2568] COND TRUE ldv_state_variable_2 == 2 VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=3, tmp___2=1, tmp___4=0] [L2569] CALL tegra_rtc_shutdown(tegra_rtc_driver_group0) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, pdev={0:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2222] CALL tegra_rtc_alarm_irq_enable(& pdev->dev, 0U) VAL [\old(enabled)=0, __this_module={0:0}, dev={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1960] struct tegra_rtc_info *info ; [L1961] void *tmp ; [L1962] unsigned int status ; [L1963] unsigned long sl_irq_flags ; [L1964] u32 __v ; [L1965] u32 __v___0 ; VAL [\old(enabled)=0, __this_module={0:0}, dev={0:12}, dev={0:12}, enabled=0, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1967] CALL, EXPR dev_get_drvdata((struct device const *)dev) VAL [__this_module={0:0}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] CALL, EXPR ldv_malloc(0UL) VAL [\old(size)=0, __this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1618] void *p ; [L1619] void *tmp ; [L1620] int tmp___0 ; [L1622] tmp___0 = __VERIFIER_nondet_int() [L1623] COND TRUE tmp___0 != 0 [L1624] return (0); VAL [\old(size)=0, \result={0:0}, __this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, size=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=2147483648] [L2807] RET, EXPR ldv_malloc(0UL) VAL [__this_module={0:0}, arg0={0:12}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_malloc(0UL)={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] return ldv_malloc(0UL); [L1967] RET, EXPR dev_get_drvdata((struct device const *)dev) VAL [\old(enabled)=0, __this_module={0:0}, dev={0:12}, dev={0:12}, dev_get_drvdata((struct device const *)dev)={0:0}, enabled=0, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1967] tmp = dev_get_drvdata((struct device const *)dev) [L1968] info = (struct tegra_rtc_info *)tmp VAL [\old(enabled)=0, __this_module={0:0}, dev={0:12}, dev={0:12}, enabled=0, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}] [L1969] CALL tegra_rtc_wait_while_busy(dev) VAL [__this_module={0:0}, dev={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1843] struct tegra_rtc_info *info ; [L1844] void *tmp ; [L1845] int retries ; [L1846] int tmp___0 ; [L1847] u32 tmp___1 ; VAL [__this_module={0:0}, dev={0:12}, dev={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1849] CALL, EXPR dev_get_drvdata((struct device const *)dev) VAL [__this_module={0:0}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] CALL, EXPR ldv_malloc(0UL) VAL [\old(size)=0, __this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1618] void *p ; [L1619] void *tmp ; [L1620] int tmp___0 ; [L1622] tmp___0 = __VERIFIER_nondet_int() [L1623] COND TRUE tmp___0 != 0 [L1624] return (0); VAL [\old(size)=0, \result={0:0}, __this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, size=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=2147483648] [L2807] RET, EXPR ldv_malloc(0UL) VAL [__this_module={0:0}, arg0={0:12}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_malloc(0UL)={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] return ldv_malloc(0UL); [L1849] RET, EXPR dev_get_drvdata((struct device const *)dev) VAL [__this_module={0:0}, dev={0:12}, dev={0:12}, dev_get_drvdata((struct device const *)dev)={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1849] tmp = dev_get_drvdata((struct device const *)dev) [L1850] info = (struct tegra_rtc_info *)tmp [L1851] retries = 500 VAL [__this_module={0:0}, dev={0:12}, dev={0:12}, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, retries=500, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}] [L1862] CALL, EXPR tegra_rtc_check_busy(info) [L1833] u32 __v ; [L1834] u32 __v___0 ; [L1836] EXPR info->rtc_base [L1836] EXPR (unsigned int volatile *)info->rtc_base + 4U [L1836] __v___0 = *((unsigned int volatile *)info->rtc_base + 4U) [L1837] __v = __v___0 [L1838] return (__v & 1U); VAL [\result=0, __this_module={0:0}, __v=0, __v___0=0, info={0:0}, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1862] RET, EXPR tegra_rtc_check_busy(info) [L1862] tmp___1 = tegra_rtc_check_busy(info) [L1863] COND FALSE !(tmp___1 != 0U) [L1867] return (0); VAL [\result=0, __this_module={0:0}, dev={0:12}, dev={0:12}, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, retries=500, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___1=0] [L1969] RET tegra_rtc_wait_while_busy(dev) VAL [\old(enabled)=0, __this_module={0:0}, dev={0:12}, dev={0:12}, enabled=0, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tegra_rtc_wait_while_busy(dev)=0, tmp={0:0}] [L1970] CALL ldv_spin_lock_check() VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2783] COND FALSE !(ldv_init == 1) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2785] CALL ldv_error() VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1672] reach_error() VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 32 procedures, 382 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 21.7s, OverallIterations: 16, TraceHistogramMax: 4, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 9.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5496 SdHoareTripleChecker+Valid, 6.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5457 mSDsluCounter, 21173 SdHoareTripleChecker+Invalid, 5.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15383 mSDsCounter, 845 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2819 IncrementalHoareTripleChecker+Invalid, 3664 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 845 mSolverCounterUnsat, 5790 mSDtfsCounter, 2819 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1436 GetRequests, 1297 SyntacticMatches, 0 SemanticMatches, 139 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 357 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1470occurred in iteration=13, InterpolantAutomatonStates: 123, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 15 MinimizatonAttempts, 2191 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 4.8s InterpolantComputationTime, 1061 NumberOfCodeBlocks, 1057 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1360 ConstructedInterpolants, 0 QuantifiedInterpolants, 2630 SizeOfPredicates, 34 NumberOfNonLiveVariables, 5292 ConjunctsInSsa, 81 ConjunctsInUnsatCore, 21 InterpolantComputations, 10 PerfectInterpolantSequences, 392/455 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-12-06 19:07:50,683 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f5d53c-8b09-4b07-8089-6debafc42541/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample