./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e19ca921 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 86380eb8807c8834472c3c5bc5f358e156df083f7e4b141cf7faa18b94c9fafb --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 14:42:25,186 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 14:42:25,216 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 14:42:25,253 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 14:42:25,254 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 14:42:25,255 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 14:42:25,257 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 14:42:25,262 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 14:42:25,264 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 14:42:25,268 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 14:42:25,268 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 14:42:25,270 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 14:42:25,270 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 14:42:25,272 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 14:42:25,273 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 14:42:25,274 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 14:42:25,275 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 14:42:25,276 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 14:42:25,278 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 14:42:25,283 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 14:42:25,284 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 14:42:25,285 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 14:42:25,286 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 14:42:25,287 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 14:42:25,293 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 14:42:25,294 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 14:42:25,294 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 14:42:25,296 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 14:42:25,296 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 14:42:25,297 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 14:42:25,298 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 14:42:25,298 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 14:42:25,300 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 14:42:25,302 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 14:42:25,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 14:42:25,303 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 14:42:25,304 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 14:42:25,304 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 14:42:25,304 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 14:42:25,305 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 14:42:25,306 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 14:42:25,307 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 14:42:25,343 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 14:42:25,343 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 14:42:25,344 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 14:42:25,344 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 14:42:25,345 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 14:42:25,345 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 14:42:25,346 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 14:42:25,346 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 14:42:25,346 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 14:42:25,346 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 14:42:25,347 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 14:42:25,347 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 14:42:25,347 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 14:42:25,347 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 14:42:25,348 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 14:42:25,348 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 14:42:25,348 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 14:42:25,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 14:42:25,349 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 14:42:25,349 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 14:42:25,349 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 14:42:25,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 14:42:25,349 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 14:42:25,350 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 14:42:25,350 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 14:42:25,350 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 14:42:25,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 14:42:25,350 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 14:42:25,351 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 14:42:25,351 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 14:42:25,351 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 14:42:25,351 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86380eb8807c8834472c3c5bc5f358e156df083f7e4b141cf7faa18b94c9fafb [2021-12-22 14:42:25,546 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 14:42:25,562 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 14:42:25,565 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 14:42:25,566 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 14:42:25,566 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 14:42:25,567 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2021-12-22 14:42:25,627 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e86c9855b/9e68ec1a57464dd59f9af6eda96b9d55/FLAG3e9f190fa [2021-12-22 14:42:26,172 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 14:42:26,172 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2021-12-22 14:42:26,204 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e86c9855b/9e68ec1a57464dd59f9af6eda96b9d55/FLAG3e9f190fa [2021-12-22 14:42:26,401 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e86c9855b/9e68ec1a57464dd59f9af6eda96b9d55 [2021-12-22 14:42:26,404 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 14:42:26,406 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 14:42:26,409 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 14:42:26,409 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 14:42:26,412 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 14:42:26,412 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:42:26" (1/1) ... [2021-12-22 14:42:26,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44c652a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:42:26, skipping insertion in model container [2021-12-22 14:42:26,413 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:42:26" (1/1) ... [2021-12-22 14:42:26,418 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 14:42:26,473 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 14:42:26,795 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3070] [2021-12-22 14:42:26,799 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3071-3072] [2021-12-22 14:42:26,868 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i[91143,91156] [2021-12-22 14:42:27,105 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 14:42:27,131 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 14:42:27,187 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3070] [2021-12-22 14:42:27,188 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3071-3072] [2021-12-22 14:42:27,193 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i[91143,91156] [2021-12-22 14:42:27,284 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 14:42:27,315 INFO L208 MainTranslator]: Completed translation [2021-12-22 14:42:27,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:42:27 WrapperNode [2021-12-22 14:42:27,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 14:42:27,316 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 14:42:27,316 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 14:42:27,317 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 14:42:27,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:42:27" (1/1) ... [2021-12-22 14:42:27,357 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:42:27" (1/1) ... [2021-12-22 14:42:27,414 INFO L137 Inliner]: procedures = 111, calls = 512, calls flagged for inlining = 41, calls inlined = 39, statements flattened = 1141 [2021-12-22 14:42:27,420 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 14:42:27,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 14:42:27,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 14:42:27,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 14:42:27,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:42:27" (1/1) ... [2021-12-22 14:42:27,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:42:27" (1/1) ... [2021-12-22 14:42:27,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:42:27" (1/1) ... [2021-12-22 14:42:27,440 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:42:27" (1/1) ... [2021-12-22 14:42:27,466 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:42:27" (1/1) ... [2021-12-22 14:42:27,472 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:42:27" (1/1) ... [2021-12-22 14:42:27,478 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:42:27" (1/1) ... [2021-12-22 14:42:27,486 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 14:42:27,500 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 14:42:27,500 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 14:42:27,500 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 14:42:27,501 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:42:27" (1/1) ... [2021-12-22 14:42:27,509 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 14:42:27,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 14:42:27,528 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-22 14:42:27,543 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-22 14:42:27,567 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2021-12-22 14:42:27,568 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2021-12-22 14:42:27,568 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2021-12-22 14:42:27,568 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2021-12-22 14:42:27,568 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2021-12-22 14:42:27,568 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2021-12-22 14:42:27,568 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2021-12-22 14:42:27,568 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2021-12-22 14:42:27,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 14:42:27,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 14:42:27,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 14:42:27,569 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2021-12-22 14:42:27,569 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2021-12-22 14:42:27,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 14:42:27,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 14:42:27,569 INFO L130 BoogieDeclarations]: Found specification of procedure pg_sleep [2021-12-22 14:42:27,569 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_sleep [2021-12-22 14:42:27,569 INFO L130 BoogieDeclarations]: Found specification of procedure pg_completion [2021-12-22 14:42:27,570 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_completion [2021-12-22 14:42:27,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 14:42:27,570 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-22 14:42:27,570 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-22 14:42:27,570 INFO L130 BoogieDeclarations]: Found specification of procedure pg_wait [2021-12-22 14:42:27,570 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_wait [2021-12-22 14:42:27,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-22 14:42:27,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-22 14:42:27,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 14:42:27,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 14:42:27,571 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-22 14:42:27,571 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-22 14:42:27,571 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-22 14:42:27,571 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-22 14:42:27,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 14:42:27,572 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-22 14:42:27,572 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-22 14:42:27,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 14:42:27,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 14:42:27,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 14:42:27,572 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2021-12-22 14:42:27,572 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2021-12-22 14:42:27,573 INFO L130 BoogieDeclarations]: Found specification of procedure pg_write [2021-12-22 14:42:27,573 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_write [2021-12-22 14:42:27,573 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-22 14:42:27,573 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-12-22 14:42:27,573 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-12-22 14:42:27,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 14:42:27,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_20 [2021-12-22 14:42:27,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_20 [2021-12-22 14:42:27,574 INFO L130 BoogieDeclarations]: Found specification of procedure pg_reset [2021-12-22 14:42:27,574 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_reset [2021-12-22 14:42:27,574 INFO L130 BoogieDeclarations]: Found specification of procedure pg_identify [2021-12-22 14:42:27,574 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_identify [2021-12-22 14:42:27,574 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2021-12-22 14:42:27,574 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2021-12-22 14:42:27,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 14:42:27,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 14:42:27,575 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2021-12-22 14:42:27,575 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2021-12-22 14:42:27,575 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2021-12-22 14:42:27,575 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2021-12-22 14:42:27,575 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-22 14:42:27,575 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-22 14:42:27,575 INFO L130 BoogieDeclarations]: Found specification of procedure pg_probe [2021-12-22 14:42:27,576 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_probe [2021-12-22 14:42:27,576 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2021-12-22 14:42:27,576 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2021-12-22 14:42:27,576 INFO L130 BoogieDeclarations]: Found specification of procedure pg_command [2021-12-22 14:42:27,576 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_command [2021-12-22 14:42:27,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 14:42:27,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-22 14:42:27,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-22 14:42:27,576 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-22 14:42:27,577 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-22 14:42:27,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 14:42:27,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 14:42:27,577 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2021-12-22 14:42:27,577 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2021-12-22 14:42:27,577 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-22 14:42:27,577 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-22 14:42:27,853 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 14:42:27,855 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 14:42:28,144 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 14:42:28,906 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 14:42:28,915 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 14:42:28,915 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-22 14:42:28,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:42:28 BoogieIcfgContainer [2021-12-22 14:42:28,918 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 14:42:28,919 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 14:42:28,920 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 14:42:28,923 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 14:42:28,924 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 02:42:26" (1/3) ... [2021-12-22 14:42:28,925 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b4d0f3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:42:28, skipping insertion in model container [2021-12-22 14:42:28,926 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:42:27" (2/3) ... [2021-12-22 14:42:28,926 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b4d0f3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:42:28, skipping insertion in model container [2021-12-22 14:42:28,926 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:42:28" (3/3) ... [2021-12-22 14:42:28,928 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2021-12-22 14:42:28,932 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 14:42:28,932 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-22 14:42:28,976 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 14:42:28,982 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 [2021-12-22 14:42:28,983 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-22 14:42:29,004 INFO L276 IsEmpty]: Start isEmpty. Operand has 474 states, 343 states have (on average 1.3440233236151604) internal successors, (461), 351 states have internal predecessors, (461), 97 states have call successors, (97), 33 states have call predecessors, (97), 32 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) [2021-12-22 14:42:29,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-12-22 14:42:29,027 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:42:29,028 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:42:29,028 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:42:29,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:42:29,032 INFO L85 PathProgramCache]: Analyzing trace with hash -1342128774, now seen corresponding path program 1 times [2021-12-22 14:42:29,038 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:42:29,038 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409333636] [2021-12-22 14:42:29,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:42:29,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:42:29,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:29,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:42:29,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:29,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-22 14:42:29,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:29,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 14:42:29,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:29,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-22 14:42:29,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:29,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-22 14:42:29,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:29,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:29,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:29,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:29,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:29,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:42:29,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:29,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 14:42:29,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:29,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 14:42:29,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:29,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:29,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:29,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:29,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:29,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-22 14:42:29,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:29,712 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-22 14:42:29,712 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:42:29,713 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409333636] [2021-12-22 14:42:29,713 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [409333636] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:42:29,713 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:42:29,713 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-22 14:42:29,715 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135411561] [2021-12-22 14:42:29,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:42:29,719 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-22 14:42:29,720 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:42:29,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-22 14:42:29,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-12-22 14:42:29,747 INFO L87 Difference]: Start difference. First operand has 474 states, 343 states have (on average 1.3440233236151604) internal successors, (461), 351 states have internal predecessors, (461), 97 states have call successors, (97), 33 states have call predecessors, (97), 32 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) Second operand has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (14), 5 states have call predecessors, (14), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-22 14:42:36,489 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:42:38,576 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:42:39,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:42:39,381 INFO L93 Difference]: Finished difference Result 1262 states and 1761 transitions. [2021-12-22 14:42:39,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-22 14:42:39,383 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (14), 5 states have call predecessors, (14), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) Word has length 96 [2021-12-22 14:42:39,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:42:39,394 INFO L225 Difference]: With dead ends: 1262 [2021-12-22 14:42:39,394 INFO L226 Difference]: Without dead ends: 749 [2021-12-22 14:42:39,398 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2021-12-22 14:42:39,400 INFO L933 BasicCegarLoop]: 763 mSDtfsCounter, 642 mSDsluCounter, 3088 mSDsCounter, 0 mSdLazyCounter, 1239 mSolverCounterSat, 340 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 705 SdHoareTripleChecker+Valid, 3851 SdHoareTripleChecker+Invalid, 1581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 340 IncrementalHoareTripleChecker+Valid, 1239 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2021-12-22 14:42:39,401 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [705 Valid, 3851 Invalid, 1581 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [340 Valid, 1239 Invalid, 2 Unknown, 0 Unchecked, 9.4s Time] [2021-12-22 14:42:39,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2021-12-22 14:42:39,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 717. [2021-12-22 14:42:39,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 717 states, 514 states have (on average 1.311284046692607) internal successors, (674), 519 states have internal predecessors, (674), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2021-12-22 14:42:39,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 717 states and 973 transitions. [2021-12-22 14:42:39,511 INFO L78 Accepts]: Start accepts. Automaton has 717 states and 973 transitions. Word has length 96 [2021-12-22 14:42:39,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:42:39,511 INFO L470 AbstractCegarLoop]: Abstraction has 717 states and 973 transitions. [2021-12-22 14:42:39,512 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (14), 5 states have call predecessors, (14), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-22 14:42:39,512 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 973 transitions. [2021-12-22 14:42:39,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-12-22 14:42:39,517 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:42:39,518 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:42:39,518 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 14:42:39,518 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:42:39,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:42:39,519 INFO L85 PathProgramCache]: Analyzing trace with hash -2041568835, now seen corresponding path program 1 times [2021-12-22 14:42:39,519 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:42:39,519 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387709786] [2021-12-22 14:42:39,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:42:39,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:42:39,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:39,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:42:39,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:39,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-22 14:42:39,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:39,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 14:42:39,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:39,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-22 14:42:39,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:39,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-22 14:42:39,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:39,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 14:42:39,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:39,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 14:42:39,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:39,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:39,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:39,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:39,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:39,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:42:39,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:39,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 14:42:39,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:39,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 14:42:39,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:39,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:39,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:39,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:39,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:39,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-22 14:42:39,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:39,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:39,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:39,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-22 14:42:39,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:39,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:39,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:39,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-22 14:42:39,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:39,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:39,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:39,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-22 14:42:39,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:39,867 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-12-22 14:42:39,867 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:42:39,868 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387709786] [2021-12-22 14:42:39,868 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387709786] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:42:39,868 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:42:39,868 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 14:42:39,868 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976133425] [2021-12-22 14:42:39,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:42:39,870 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 14:42:39,871 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:42:39,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 14:42:39,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-22 14:42:39,872 INFO L87 Difference]: Start difference. First operand 717 states and 973 transitions. Second operand has 6 states, 6 states have (on average 16.0) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-12-22 14:42:44,019 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:42:44,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:42:44,426 INFO L93 Difference]: Finished difference Result 1434 states and 1959 transitions. [2021-12-22 14:42:44,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-22 14:42:44,427 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 166 [2021-12-22 14:42:44,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:42:44,433 INFO L225 Difference]: With dead ends: 1434 [2021-12-22 14:42:44,434 INFO L226 Difference]: Without dead ends: 749 [2021-12-22 14:42:44,436 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-22 14:42:44,437 INFO L933 BasicCegarLoop]: 571 mSDtfsCounter, 298 mSDsluCounter, 992 mSDsCounter, 0 mSdLazyCounter, 490 mSolverCounterSat, 307 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 319 SdHoareTripleChecker+Valid, 1563 SdHoareTripleChecker+Invalid, 798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 307 IncrementalHoareTripleChecker+Valid, 490 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2021-12-22 14:42:44,438 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [319 Valid, 1563 Invalid, 798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [307 Valid, 490 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2021-12-22 14:42:44,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2021-12-22 14:42:44,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 719. [2021-12-22 14:42:44,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 719 states, 516 states have (on average 1.310077519379845) internal successors, (676), 521 states have internal predecessors, (676), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2021-12-22 14:42:44,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 719 states and 975 transitions. [2021-12-22 14:42:44,469 INFO L78 Accepts]: Start accepts. Automaton has 719 states and 975 transitions. Word has length 166 [2021-12-22 14:42:44,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:42:44,469 INFO L470 AbstractCegarLoop]: Abstraction has 719 states and 975 transitions. [2021-12-22 14:42:44,469 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-12-22 14:42:44,470 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 975 transitions. [2021-12-22 14:42:44,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-12-22 14:42:44,490 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:42:44,490 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:42:44,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-22 14:42:44,490 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:42:44,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:42:44,491 INFO L85 PathProgramCache]: Analyzing trace with hash 557447576, now seen corresponding path program 1 times [2021-12-22 14:42:44,491 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:42:44,492 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758759186] [2021-12-22 14:42:44,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:42:44,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:42:44,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:44,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:42:44,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:44,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-22 14:42:44,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:44,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 14:42:44,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:44,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-22 14:42:44,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:44,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-22 14:42:44,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:44,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-12-22 14:42:44,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:44,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-22 14:42:44,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:44,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-22 14:42:44,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:44,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:44,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:44,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:44,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:44,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:42:44,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:44,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 14:42:44,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:44,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 14:42:44,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:44,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:44,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:44,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:44,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:44,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-22 14:42:44,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:44,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:44,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:44,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-22 14:42:44,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:44,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:44,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:44,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-22 14:42:44,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:44,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:44,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:44,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-22 14:42:44,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:44,780 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-12-22 14:42:44,781 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:42:44,782 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758759186] [2021-12-22 14:42:44,783 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758759186] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 14:42:44,783 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1737864378] [2021-12-22 14:42:44,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:42:44,784 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 14:42:44,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 14:42:44,788 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 14:42:44,789 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-22 14:42:45,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:45,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 1926 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-22 14:42:45,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:42:45,501 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2021-12-22 14:42:45,501 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-22 14:42:45,501 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1737864378] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:42:45,501 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-22 14:42:45,501 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2021-12-22 14:42:45,502 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653298132] [2021-12-22 14:42:45,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:42:45,502 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-22 14:42:45,502 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:42:45,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 14:42:45,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-22 14:42:45,503 INFO L87 Difference]: Start difference. First operand 719 states and 975 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-12-22 14:42:45,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:42:45,527 INFO L93 Difference]: Finished difference Result 1407 states and 1915 transitions. [2021-12-22 14:42:45,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 14:42:45,527 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 175 [2021-12-22 14:42:45,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:42:45,530 INFO L225 Difference]: With dead ends: 1407 [2021-12-22 14:42:45,531 INFO L226 Difference]: Without dead ends: 720 [2021-12-22 14:42:45,533 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-22 14:42:45,533 INFO L933 BasicCegarLoop]: 613 mSDtfsCounter, 0 mSDsluCounter, 608 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1221 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-22 14:42:45,534 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 1221 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-22 14:42:45,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 720 states. [2021-12-22 14:42:45,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 720 to 720. [2021-12-22 14:42:45,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 720 states, 517 states have (on average 1.309477756286267) internal successors, (677), 522 states have internal predecessors, (677), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2021-12-22 14:42:45,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 720 states and 976 transitions. [2021-12-22 14:42:45,567 INFO L78 Accepts]: Start accepts. Automaton has 720 states and 976 transitions. Word has length 175 [2021-12-22 14:42:45,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:42:45,568 INFO L470 AbstractCegarLoop]: Abstraction has 720 states and 976 transitions. [2021-12-22 14:42:45,568 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-12-22 14:42:45,568 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 976 transitions. [2021-12-22 14:42:45,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-12-22 14:42:45,570 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:42:45,571 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:42:45,596 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-12-22 14:42:45,794 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 14:42:45,794 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:42:45,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:42:45,795 INFO L85 PathProgramCache]: Analyzing trace with hash -1383134438, now seen corresponding path program 1 times [2021-12-22 14:42:45,795 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:42:45,795 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144647823] [2021-12-22 14:42:45,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:42:45,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:42:45,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:45,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:42:45,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:45,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-22 14:42:45,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:45,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 14:42:45,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:45,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-22 14:42:45,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:45,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-22 14:42:45,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:45,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-12-22 14:42:45,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:45,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-22 14:42:45,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:45,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-22 14:42:45,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:45,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:45,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:46,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:46,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:46,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:42:46,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:46,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 14:42:46,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:46,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 14:42:46,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:46,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:46,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:46,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:46,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:46,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-22 14:42:46,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:46,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:46,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:46,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-22 14:42:46,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:46,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:46,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:46,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-22 14:42:46,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:46,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:46,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:46,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-22 14:42:46,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:46,054 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-12-22 14:42:46,054 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:42:46,054 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144647823] [2021-12-22 14:42:46,055 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144647823] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 14:42:46,055 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1072501919] [2021-12-22 14:42:46,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:42:46,055 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 14:42:46,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 14:42:46,064 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 14:42:46,065 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-22 14:42:46,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:46,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 1929 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-22 14:42:46,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:42:46,741 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-12-22 14:42:46,741 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-22 14:42:46,742 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1072501919] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:42:46,742 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-22 14:42:46,742 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2021-12-22 14:42:46,744 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641514690] [2021-12-22 14:42:46,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:42:46,745 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-22 14:42:46,745 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:42:46,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 14:42:46,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-22 14:42:46,746 INFO L87 Difference]: Start difference. First operand 720 states and 976 transitions. Second operand has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-12-22 14:42:46,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:42:46,772 INFO L93 Difference]: Finished difference Result 1432 states and 1953 transitions. [2021-12-22 14:42:46,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 14:42:46,772 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 175 [2021-12-22 14:42:46,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:42:46,776 INFO L225 Difference]: With dead ends: 1432 [2021-12-22 14:42:46,776 INFO L226 Difference]: Without dead ends: 744 [2021-12-22 14:42:46,778 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-22 14:42:46,779 INFO L933 BasicCegarLoop]: 619 mSDtfsCounter, 11 mSDsluCounter, 609 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 1228 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-22 14:42:46,779 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 1228 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-22 14:42:46,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 744 states. [2021-12-22 14:42:46,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 744 to 722. [2021-12-22 14:42:46,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 722 states, 519 states have (on average 1.3082851637764932) internal successors, (679), 524 states have internal predecessors, (679), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2021-12-22 14:42:46,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 722 states and 978 transitions. [2021-12-22 14:42:46,810 INFO L78 Accepts]: Start accepts. Automaton has 722 states and 978 transitions. Word has length 175 [2021-12-22 14:42:46,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:42:46,811 INFO L470 AbstractCegarLoop]: Abstraction has 722 states and 978 transitions. [2021-12-22 14:42:46,811 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-12-22 14:42:46,811 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 978 transitions. [2021-12-22 14:42:46,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-12-22 14:42:46,814 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:42:46,814 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:42:46,837 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-22 14:42:47,035 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2021-12-22 14:42:47,036 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:42:47,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:42:47,036 INFO L85 PathProgramCache]: Analyzing trace with hash -1426327949, now seen corresponding path program 1 times [2021-12-22 14:42:47,036 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:42:47,036 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818281386] [2021-12-22 14:42:47,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:42:47,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:42:47,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:47,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:42:47,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:47,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-22 14:42:47,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:47,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 14:42:47,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:47,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-22 14:42:47,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:47,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-22 14:42:47,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:47,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 14:42:47,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:47,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-22 14:42:47,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:47,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-22 14:42:47,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:47,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-12-22 14:42:47,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:47,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:47,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:47,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:47,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:47,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:42:47,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:47,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 14:42:47,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:47,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 14:42:47,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:47,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:47,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:47,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:47,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:47,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-22 14:42:47,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:47,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:47,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:47,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-22 14:42:47,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:47,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:47,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:47,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-22 14:42:47,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:47,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:47,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:47,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-22 14:42:47,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:47,286 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-12-22 14:42:47,286 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:42:47,286 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818281386] [2021-12-22 14:42:47,286 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1818281386] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 14:42:47,287 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1386808879] [2021-12-22 14:42:47,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:42:47,287 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 14:42:47,287 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 14:42:47,288 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 14:42:47,289 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-22 14:42:47,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:47,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 2002 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-22 14:42:47,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:42:47,960 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-12-22 14:42:47,960 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-22 14:42:47,960 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1386808879] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:42:47,960 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-22 14:42:47,960 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2021-12-22 14:42:47,960 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034718887] [2021-12-22 14:42:47,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:42:47,961 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-22 14:42:47,961 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:42:47,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 14:42:47,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-22 14:42:47,961 INFO L87 Difference]: Start difference. First operand 722 states and 978 transitions. Second operand has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-22 14:42:48,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:42:48,002 INFO L93 Difference]: Finished difference Result 1422 states and 1934 transitions. [2021-12-22 14:42:48,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 14:42:48,008 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 180 [2021-12-22 14:42:48,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:42:48,012 INFO L225 Difference]: With dead ends: 1422 [2021-12-22 14:42:48,012 INFO L226 Difference]: Without dead ends: 732 [2021-12-22 14:42:48,014 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 223 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-22 14:42:48,019 INFO L933 BasicCegarLoop]: 609 mSDtfsCounter, 9 mSDsluCounter, 603 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 1212 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-22 14:42:48,020 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 1212 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-22 14:42:48,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 732 states. [2021-12-22 14:42:48,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 732 to 724. [2021-12-22 14:42:48,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 724 states, 521 states have (on average 1.307101727447217) internal successors, (681), 526 states have internal predecessors, (681), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2021-12-22 14:42:48,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 724 states and 980 transitions. [2021-12-22 14:42:48,042 INFO L78 Accepts]: Start accepts. Automaton has 724 states and 980 transitions. Word has length 180 [2021-12-22 14:42:48,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:42:48,042 INFO L470 AbstractCegarLoop]: Abstraction has 724 states and 980 transitions. [2021-12-22 14:42:48,042 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-22 14:42:48,043 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 980 transitions. [2021-12-22 14:42:48,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-12-22 14:42:48,045 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:42:48,045 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:42:48,075 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-22 14:42:48,251 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 14:42:48,252 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:42:48,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:42:48,252 INFO L85 PathProgramCache]: Analyzing trace with hash -1903544546, now seen corresponding path program 1 times [2021-12-22 14:42:48,252 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:42:48,252 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379291016] [2021-12-22 14:42:48,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:42:48,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:42:48,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:48,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:42:48,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:48,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-22 14:42:48,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:48,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 14:42:48,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:48,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-22 14:42:48,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:48,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-22 14:42:48,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:48,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 14:42:48,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:48,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-22 14:42:48,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:48,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-22 14:42:48,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:48,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-22 14:42:48,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:48,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:48,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:48,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:48,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:48,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:42:48,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:48,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 14:42:48,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:48,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 14:42:48,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:48,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:48,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:48,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:48,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:48,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-22 14:42:48,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:48,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:48,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:48,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-22 14:42:48,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:48,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:48,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:48,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-22 14:42:48,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:48,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:48,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:48,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-22 14:42:48,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:48,507 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-12-22 14:42:48,507 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:42:48,507 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379291016] [2021-12-22 14:42:48,507 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379291016] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 14:42:48,508 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [542518135] [2021-12-22 14:42:48,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:42:48,508 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 14:42:48,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 14:42:48,509 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 14:42:48,543 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-22 14:42:48,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:48,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 2013 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-22 14:42:48,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:42:49,197 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-12-22 14:42:49,198 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-22 14:42:49,198 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [542518135] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:42:49,198 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-22 14:42:49,198 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2021-12-22 14:42:49,198 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207036219] [2021-12-22 14:42:49,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:42:49,199 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-22 14:42:49,199 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:42:49,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 14:42:49,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-22 14:42:49,200 INFO L87 Difference]: Start difference. First operand 724 states and 980 transitions. Second operand has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 3 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2021-12-22 14:42:49,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:42:49,226 INFO L93 Difference]: Finished difference Result 1597 states and 2195 transitions. [2021-12-22 14:42:49,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 14:42:49,227 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 3 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 184 [2021-12-22 14:42:49,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:42:49,230 INFO L225 Difference]: With dead ends: 1597 [2021-12-22 14:42:49,230 INFO L226 Difference]: Without dead ends: 905 [2021-12-22 14:42:49,232 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-22 14:42:49,232 INFO L933 BasicCegarLoop]: 666 mSDtfsCounter, 168 mSDsluCounter, 599 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 1265 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-22 14:42:49,233 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [190 Valid, 1265 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-22 14:42:49,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 905 states. [2021-12-22 14:42:49,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 905 to 750. [2021-12-22 14:42:49,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 750 states, 541 states have (on average 1.310536044362292) internal successors, (709), 546 states have internal predecessors, (709), 152 states have call successors, (152), 55 states have call predecessors, (152), 56 states have return successors, (159), 153 states have call predecessors, (159), 151 states have call successors, (159) [2021-12-22 14:42:49,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 750 states and 1020 transitions. [2021-12-22 14:42:49,252 INFO L78 Accepts]: Start accepts. Automaton has 750 states and 1020 transitions. Word has length 184 [2021-12-22 14:42:49,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:42:49,252 INFO L470 AbstractCegarLoop]: Abstraction has 750 states and 1020 transitions. [2021-12-22 14:42:49,252 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 3 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2021-12-22 14:42:49,252 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1020 transitions. [2021-12-22 14:42:49,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-12-22 14:42:49,255 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:42:49,255 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:42:49,275 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-12-22 14:42:49,471 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 14:42:49,472 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:42:49,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:42:49,472 INFO L85 PathProgramCache]: Analyzing trace with hash 1846550176, now seen corresponding path program 1 times [2021-12-22 14:42:49,472 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:42:49,472 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998418209] [2021-12-22 14:42:49,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:42:49,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:42:49,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:49,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:42:49,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:49,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-22 14:42:49,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:49,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 14:42:49,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:49,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-22 14:42:49,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:49,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-22 14:42:49,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:49,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 14:42:49,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:49,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-22 14:42:49,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:49,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-22 14:42:49,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:49,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-22 14:42:49,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:49,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:49,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:49,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:49,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:49,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:42:49,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:49,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 14:42:49,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:49,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 14:42:49,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:49,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:49,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:49,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:49,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:49,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-22 14:42:49,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:49,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:49,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:49,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-22 14:42:49,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:49,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:49,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:49,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-22 14:42:49,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:49,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:42:49,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:49,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-22 14:42:49,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:49,671 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-12-22 14:42:49,671 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:42:49,671 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998418209] [2021-12-22 14:42:49,671 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998418209] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 14:42:49,671 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [307452949] [2021-12-22 14:42:49,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:42:49,672 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 14:42:49,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 14:42:49,688 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 14:42:49,689 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-22 14:42:50,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:42:50,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 2014 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-22 14:42:50,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:42:50,448 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2021-12-22 14:42:50,449 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-22 14:42:50,449 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [307452949] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:42:50,449 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-22 14:42:50,449 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2021-12-22 14:42:50,450 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059840370] [2021-12-22 14:42:50,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:42:50,450 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-22 14:42:50,451 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:42:50,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 14:42:50,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-22 14:42:50,451 INFO L87 Difference]: Start difference. First operand 750 states and 1020 transitions. Second operand has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 2 states have internal predecessors, (109), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2021-12-22 14:42:50,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:42:50,465 INFO L93 Difference]: Finished difference Result 750 states and 1020 transitions. [2021-12-22 14:42:50,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 14:42:50,466 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 2 states have internal predecessors, (109), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 184 [2021-12-22 14:42:50,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:42:50,466 INFO L225 Difference]: With dead ends: 750 [2021-12-22 14:42:50,467 INFO L226 Difference]: Without dead ends: 0 [2021-12-22 14:42:50,468 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-22 14:42:50,469 INFO L933 BasicCegarLoop]: 610 mSDtfsCounter, 462 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 462 SdHoareTripleChecker+Valid, 610 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-22 14:42:50,470 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [462 Valid, 610 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-22 14:42:50,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-22 14:42:50,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-22 14:42:50,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 14:42:50,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-22 14:42:50,471 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 184 [2021-12-22 14:42:50,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:42:50,471 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-22 14:42:50,471 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 2 states have internal predecessors, (109), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2021-12-22 14:42:50,471 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-22 14:42:50,471 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-22 14:42:50,473 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-22 14:42:50,496 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-22 14:42:50,687 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 14:42:50,689 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-22 14:42:51,771 INFO L861 garLoopResultBuilder]: At program point L4467(lines 4466 4468) the Hoare annotation is: true [2021-12-22 14:42:51,771 INFO L858 garLoopResultBuilder]: For program point copy_from_userFINAL(lines 3356 3379) no Hoare annotation was computed. [2021-12-22 14:42:51,771 INFO L861 garLoopResultBuilder]: At program point L3372(line 3372) the Hoare annotation is: true [2021-12-22 14:42:51,771 INFO L861 garLoopResultBuilder]: At program point L3370(line 3370) the Hoare annotation is: true [2021-12-22 14:42:51,771 INFO L858 garLoopResultBuilder]: For program point L3371(lines 3371 3375) no Hoare annotation was computed. [2021-12-22 14:42:51,771 INFO L858 garLoopResultBuilder]: For program point L3372-1(line 3372) no Hoare annotation was computed. [2021-12-22 14:42:51,772 INFO L861 garLoopResultBuilder]: At program point L3368(line 3368) the Hoare annotation is: true [2021-12-22 14:42:51,772 INFO L858 garLoopResultBuilder]: For program point L3370-1(line 3370) no Hoare annotation was computed. [2021-12-22 14:42:51,772 INFO L858 garLoopResultBuilder]: For program point L3371-2(lines 3367 3376) no Hoare annotation was computed. [2021-12-22 14:42:51,772 INFO L861 garLoopResultBuilder]: At program point copy_from_userENTRY(lines 3356 3379) the Hoare annotation is: true [2021-12-22 14:42:51,772 INFO L858 garLoopResultBuilder]: For program point L3366(line 3366) no Hoare annotation was computed. [2021-12-22 14:42:51,772 INFO L858 garLoopResultBuilder]: For program point L3367(lines 3367 3376) no Hoare annotation was computed. [2021-12-22 14:42:51,772 INFO L858 garLoopResultBuilder]: For program point L3368-1(line 3368) no Hoare annotation was computed. [2021-12-22 14:42:51,772 INFO L861 garLoopResultBuilder]: At program point L3365-1(line 3365) the Hoare annotation is: true [2021-12-22 14:42:51,772 INFO L861 garLoopResultBuilder]: At program point L3365(line 3365) the Hoare annotation is: true [2021-12-22 14:42:51,772 INFO L858 garLoopResultBuilder]: For program point copy_from_userEXIT(lines 3356 3379) no Hoare annotation was computed. [2021-12-22 14:42:51,772 INFO L861 garLoopResultBuilder]: At program point pi_releaseENTRY(lines 4538 4540) the Hoare annotation is: true [2021-12-22 14:42:51,772 INFO L858 garLoopResultBuilder]: For program point pi_releaseFINAL(lines 4538 4540) no Hoare annotation was computed. [2021-12-22 14:42:51,772 INFO L858 garLoopResultBuilder]: For program point pi_releaseEXIT(lines 4538 4540) no Hoare annotation was computed. [2021-12-22 14:42:51,772 INFO L858 garLoopResultBuilder]: For program point pi_initEXIT(lines 4528 4530) no Hoare annotation was computed. [2021-12-22 14:42:51,772 INFO L861 garLoopResultBuilder]: At program point pi_initENTRY(lines 4528 4530) the Hoare annotation is: true [2021-12-22 14:42:51,772 INFO L858 garLoopResultBuilder]: For program point pi_initFINAL(lines 4528 4530) no Hoare annotation was computed. [2021-12-22 14:42:51,772 INFO L861 garLoopResultBuilder]: At program point L4545(lines 4544 4546) the Hoare annotation is: true [2021-12-22 14:42:51,772 INFO L858 garLoopResultBuilder]: For program point write_regFINAL(lines 3477 3483) no Hoare annotation was computed. [2021-12-22 14:42:51,773 INFO L861 garLoopResultBuilder]: At program point write_regENTRY(lines 3477 3483) the Hoare annotation is: true [2021-12-22 14:42:51,773 INFO L858 garLoopResultBuilder]: For program point write_regEXIT(lines 3477 3483) no Hoare annotation was computed. [2021-12-22 14:42:51,773 INFO L858 garLoopResultBuilder]: For program point pg_sleepEXIT(lines 3490 3496) no Hoare annotation was computed. [2021-12-22 14:42:51,773 INFO L861 garLoopResultBuilder]: At program point L4553(lines 4552 4554) the Hoare annotation is: true [2021-12-22 14:42:51,773 INFO L861 garLoopResultBuilder]: At program point pg_sleepENTRY(lines 3490 3496) the Hoare annotation is: true [2021-12-22 14:42:51,773 INFO L858 garLoopResultBuilder]: For program point pg_sleepFINAL(lines 3490 3496) no Hoare annotation was computed. [2021-12-22 14:42:51,773 INFO L861 garLoopResultBuilder]: At program point pi_read_regrENTRY(lines 4535 4537) the Hoare annotation is: true [2021-12-22 14:42:51,773 INFO L858 garLoopResultBuilder]: For program point pi_read_regrFINAL(lines 4535 4537) no Hoare annotation was computed. [2021-12-22 14:42:51,773 INFO L858 garLoopResultBuilder]: For program point pi_read_regrEXIT(lines 4535 4537) no Hoare annotation was computed. [2021-12-22 14:42:51,773 INFO L861 garLoopResultBuilder]: At program point might_faultFINAL(lines 4508 4510) the Hoare annotation is: true [2021-12-22 14:42:51,773 INFO L858 garLoopResultBuilder]: For program point might_faultEXIT(lines 4508 4510) no Hoare annotation was computed. [2021-12-22 14:42:51,773 INFO L861 garLoopResultBuilder]: At program point pi_disconnectENTRY(lines 4524 4526) the Hoare annotation is: true [2021-12-22 14:42:51,773 INFO L858 garLoopResultBuilder]: For program point pi_disconnectFINAL(lines 4524 4526) no Hoare annotation was computed. [2021-12-22 14:42:51,773 INFO L858 garLoopResultBuilder]: For program point pi_disconnectEXIT(lines 4524 4526) no Hoare annotation was computed. [2021-12-22 14:42:51,773 INFO L858 garLoopResultBuilder]: For program point pg_probeEXIT(lines 3799 3832) no Hoare annotation was computed. [2021-12-22 14:42:51,773 INFO L858 garLoopResultBuilder]: For program point L3824(lines 3824 3828) no Hoare annotation was computed. [2021-12-22 14:42:51,773 INFO L858 garLoopResultBuilder]: For program point L3818(lines 3818 3821) no Hoare annotation was computed. [2021-12-22 14:42:51,773 INFO L861 garLoopResultBuilder]: At program point L3812(line 3812) the Hoare annotation is: true [2021-12-22 14:42:51,773 INFO L858 garLoopResultBuilder]: For program point L3810(line 3810) no Hoare annotation was computed. [2021-12-22 14:42:51,773 INFO L858 garLoopResultBuilder]: For program point L3812-1(line 3812) no Hoare annotation was computed. [2021-12-22 14:42:51,773 INFO L858 garLoopResultBuilder]: For program point pg_probeFINAL(lines 3799 3832) no Hoare annotation was computed. [2021-12-22 14:42:51,774 INFO L858 garLoopResultBuilder]: For program point L3806(lines 3806 3829) no Hoare annotation was computed. [2021-12-22 14:42:51,774 INFO L858 garLoopResultBuilder]: For program point L3806-2(lines 3806 3829) no Hoare annotation was computed. [2021-12-22 14:42:51,774 INFO L854 garLoopResultBuilder]: At program point pg_probeENTRY(lines 3799 3832) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2021-12-22 14:42:51,774 INFO L858 garLoopResultBuilder]: For program point L3825-1(line 3825) no Hoare annotation was computed. [2021-12-22 14:42:51,774 INFO L861 garLoopResultBuilder]: At program point L3825(line 3825) the Hoare annotation is: true [2021-12-22 14:42:51,774 INFO L858 garLoopResultBuilder]: For program point L3823-1(line 3823) no Hoare annotation was computed. [2021-12-22 14:42:51,774 INFO L854 garLoopResultBuilder]: At program point L3823(line 3823) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2021-12-22 14:42:51,774 INFO L861 garLoopResultBuilder]: At program point L3819(lines 3806 3822) the Hoare annotation is: true [2021-12-22 14:42:51,774 INFO L861 garLoopResultBuilder]: At program point L3817(lines 3806 3822) the Hoare annotation is: true [2021-12-22 14:42:51,774 INFO L858 garLoopResultBuilder]: For program point L3811(lines 3811 3815) no Hoare annotation was computed. [2021-12-22 14:42:51,774 INFO L858 garLoopResultBuilder]: For program point L3465-1(line 3465) no Hoare annotation was computed. [2021-12-22 14:42:51,774 INFO L861 garLoopResultBuilder]: At program point L3465(line 3465) the Hoare annotation is: true [2021-12-22 14:42:51,774 INFO L858 garLoopResultBuilder]: For program point status_regEXIT(lines 3461 3468) no Hoare annotation was computed. [2021-12-22 14:42:51,774 INFO L861 garLoopResultBuilder]: At program point status_regENTRY(lines 3461 3468) the Hoare annotation is: true [2021-12-22 14:42:51,774 INFO L858 garLoopResultBuilder]: For program point status_regFINAL(lines 3461 3468) no Hoare annotation was computed. [2021-12-22 14:42:51,774 INFO L861 garLoopResultBuilder]: At program point L3640(line 3640) the Hoare annotation is: true [2021-12-22 14:42:51,774 INFO L858 garLoopResultBuilder]: For program point L3640-1(line 3640) no Hoare annotation was computed. [2021-12-22 14:42:51,774 INFO L858 garLoopResultBuilder]: For program point L3636(lines 3636 3639) no Hoare annotation was computed. [2021-12-22 14:42:51,774 INFO L861 garLoopResultBuilder]: At program point L4532(lines 4531 4533) the Hoare annotation is: true [2021-12-22 14:42:51,774 INFO L861 garLoopResultBuilder]: At program point L3616(line 3616) the Hoare annotation is: true [2021-12-22 14:42:51,775 INFO L858 garLoopResultBuilder]: For program point L3616-1(line 3616) no Hoare annotation was computed. [2021-12-22 14:42:51,775 INFO L858 garLoopResultBuilder]: For program point L3612(line 3612) no Hoare annotation was computed. [2021-12-22 14:42:51,775 INFO L854 garLoopResultBuilder]: At program point L3608(line 3608) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-22 14:42:51,775 INFO L858 garLoopResultBuilder]: For program point L3608-1(line 3608) no Hoare annotation was computed. [2021-12-22 14:42:51,775 INFO L861 garLoopResultBuilder]: At program point L3637(lines 3607 3642) the Hoare annotation is: true [2021-12-22 14:42:51,775 INFO L858 garLoopResultBuilder]: For program point L3633-1(line 3633) no Hoare annotation was computed. [2021-12-22 14:42:51,775 INFO L861 garLoopResultBuilder]: At program point L3633(line 3633) the Hoare annotation is: true [2021-12-22 14:42:51,775 INFO L858 garLoopResultBuilder]: For program point L3613-1(line 3613) no Hoare annotation was computed. [2021-12-22 14:42:51,775 INFO L861 garLoopResultBuilder]: At program point L3613(line 3613) the Hoare annotation is: true [2021-12-22 14:42:51,775 INFO L861 garLoopResultBuilder]: At program point L3634(lines 3607 3642) the Hoare annotation is: true [2021-12-22 14:42:51,775 INFO L858 garLoopResultBuilder]: For program point pg_completionFINAL(lines 3597 3643) no Hoare annotation was computed. [2021-12-22 14:42:51,775 INFO L858 garLoopResultBuilder]: For program point L3626-1(lines 3626 3630) no Hoare annotation was computed. [2021-12-22 14:42:51,775 INFO L858 garLoopResultBuilder]: For program point L3622-1(lines 3607 3642) no Hoare annotation was computed. [2021-12-22 14:42:51,775 INFO L858 garLoopResultBuilder]: For program point L3618(lines 3618 3621) no Hoare annotation was computed. [2021-12-22 14:42:51,775 INFO L858 garLoopResultBuilder]: For program point L3618-2(lines 3607 3642) no Hoare annotation was computed. [2021-12-22 14:42:51,775 INFO L858 garLoopResultBuilder]: For program point L3635(line 3635) no Hoare annotation was computed. [2021-12-22 14:42:51,775 INFO L858 garLoopResultBuilder]: For program point pg_completionEXIT(lines 3597 3643) no Hoare annotation was computed. [2021-12-22 14:42:51,775 INFO L854 garLoopResultBuilder]: At program point pg_completionENTRY(lines 3597 3643) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-22 14:42:51,775 INFO L858 garLoopResultBuilder]: For program point L3627(line 3627) no Hoare annotation was computed. [2021-12-22 14:42:51,776 INFO L858 garLoopResultBuilder]: For program point L3627-2(line 3627) no Hoare annotation was computed. [2021-12-22 14:42:51,776 INFO L858 garLoopResultBuilder]: For program point L3619-1(line 3619) no Hoare annotation was computed. [2021-12-22 14:42:51,776 INFO L861 garLoopResultBuilder]: At program point L3619(line 3619) the Hoare annotation is: true [2021-12-22 14:42:51,776 INFO L858 garLoopResultBuilder]: For program point DRIVEFINAL(lines 3484 3489) no Hoare annotation was computed. [2021-12-22 14:42:51,776 INFO L858 garLoopResultBuilder]: For program point DRIVEEXIT(lines 3484 3489) no Hoare annotation was computed. [2021-12-22 14:42:51,776 INFO L861 garLoopResultBuilder]: At program point DRIVEENTRY(lines 3484 3489) the Hoare annotation is: true [2021-12-22 14:42:51,776 INFO L861 garLoopResultBuilder]: At program point L3392(line 3392) the Hoare annotation is: true [2021-12-22 14:42:51,776 INFO L858 garLoopResultBuilder]: For program point L3394-1(line 3394) no Hoare annotation was computed. [2021-12-22 14:42:51,776 INFO L858 garLoopResultBuilder]: For program point L3395-2(lines 3391 3400) no Hoare annotation was computed. [2021-12-22 14:42:51,776 INFO L858 garLoopResultBuilder]: For program point copy_to_userEXIT(lines 3380 3403) no Hoare annotation was computed. [2021-12-22 14:42:51,776 INFO L861 garLoopResultBuilder]: At program point copy_to_userENTRY(lines 3380 3403) the Hoare annotation is: true [2021-12-22 14:42:51,776 INFO L858 garLoopResultBuilder]: For program point L3390(line 3390) no Hoare annotation was computed. [2021-12-22 14:42:51,776 INFO L858 garLoopResultBuilder]: For program point L3391(lines 3391 3400) no Hoare annotation was computed. [2021-12-22 14:42:51,776 INFO L858 garLoopResultBuilder]: For program point L3392-1(line 3392) no Hoare annotation was computed. [2021-12-22 14:42:51,776 INFO L861 garLoopResultBuilder]: At program point L3389-1(line 3389) the Hoare annotation is: true [2021-12-22 14:42:51,776 INFO L861 garLoopResultBuilder]: At program point L3389(line 3389) the Hoare annotation is: true [2021-12-22 14:42:51,776 INFO L858 garLoopResultBuilder]: For program point copy_to_userFINAL(lines 3380 3403) no Hoare annotation was computed. [2021-12-22 14:42:51,776 INFO L861 garLoopResultBuilder]: At program point L4470(lines 4469 4471) the Hoare annotation is: true [2021-12-22 14:42:51,776 INFO L861 garLoopResultBuilder]: At program point L3396(line 3396) the Hoare annotation is: true [2021-12-22 14:42:51,776 INFO L861 garLoopResultBuilder]: At program point L3394(line 3394) the Hoare annotation is: true [2021-12-22 14:42:51,776 INFO L858 garLoopResultBuilder]: For program point L3395(lines 3395 3399) no Hoare annotation was computed. [2021-12-22 14:42:51,777 INFO L858 garLoopResultBuilder]: For program point L3396-1(line 3396) no Hoare annotation was computed. [2021-12-22 14:42:51,777 INFO L858 garLoopResultBuilder]: For program point L3520(lines 3520 3523) no Hoare annotation was computed. [2021-12-22 14:42:51,777 INFO L858 garLoopResultBuilder]: For program point pg_waitFINAL(lines 3497 3544) no Hoare annotation was computed. [2021-12-22 14:42:51,777 INFO L861 garLoopResultBuilder]: At program point L3516(line 3516) the Hoare annotation is: true [2021-12-22 14:42:51,777 INFO L861 garLoopResultBuilder]: At program point L3516-1(lines 3506 3543) the Hoare annotation is: true [2021-12-22 14:42:51,777 INFO L861 garLoopResultBuilder]: At program point L4464(lines 4463 4465) the Hoare annotation is: true [2021-12-22 14:42:51,777 INFO L858 garLoopResultBuilder]: For program point L3531(line 3531) no Hoare annotation was computed. [2021-12-22 14:42:51,777 INFO L858 garLoopResultBuilder]: For program point L3529(lines 3529 3533) no Hoare annotation was computed. [2021-12-22 14:42:51,777 INFO L858 garLoopResultBuilder]: For program point L3531-2(line 3531) no Hoare annotation was computed. [2021-12-22 14:42:51,777 INFO L858 garLoopResultBuilder]: For program point L3527-1(line 3527) no Hoare annotation was computed. [2021-12-22 14:42:51,777 INFO L854 garLoopResultBuilder]: At program point pg_waitENTRY(lines 3497 3544) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-22 14:42:51,777 INFO L861 garLoopResultBuilder]: At program point L3527(line 3527) the Hoare annotation is: true [2021-12-22 14:42:51,777 INFO L858 garLoopResultBuilder]: For program point L3529-2(lines 3525 3540) no Hoare annotation was computed. [2021-12-22 14:42:51,777 INFO L858 garLoopResultBuilder]: For program point L3525(lines 3525 3541) no Hoare annotation was computed. [2021-12-22 14:42:51,777 INFO L858 garLoopResultBuilder]: For program point pg_waitEXIT(lines 3497 3544) no Hoare annotation was computed. [2021-12-22 14:42:51,777 INFO L861 garLoopResultBuilder]: At program point L3521(lines 3506 3543) the Hoare annotation is: true [2021-12-22 14:42:51,777 INFO L858 garLoopResultBuilder]: For program point L3519(line 3519) no Hoare annotation was computed. [2021-12-22 14:42:51,777 INFO L858 garLoopResultBuilder]: For program point L3513(lines 3513 3517) no Hoare annotation was computed. [2021-12-22 14:42:51,777 INFO L858 garLoopResultBuilder]: For program point L3534-1(lines 3534 3537) no Hoare annotation was computed. [2021-12-22 14:42:51,777 INFO L861 garLoopResultBuilder]: At program point L3528(line 3528) the Hoare annotation is: true [2021-12-22 14:42:51,777 INFO L861 garLoopResultBuilder]: At program point L3526(line 3526) the Hoare annotation is: true [2021-12-22 14:42:51,778 INFO L858 garLoopResultBuilder]: For program point L3528-1(line 3528) no Hoare annotation was computed. [2021-12-22 14:42:51,778 INFO L858 garLoopResultBuilder]: For program point L3526-1(line 3526) no Hoare annotation was computed. [2021-12-22 14:42:51,778 INFO L858 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 3267 3273) no Hoare annotation was computed. [2021-12-22 14:42:51,778 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 3267 3273) the Hoare annotation is: true [2021-12-22 14:42:51,778 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3271) no Hoare annotation was computed. [2021-12-22 14:42:51,778 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 3267 3273) no Hoare annotation was computed. [2021-12-22 14:42:51,778 INFO L858 garLoopResultBuilder]: For program point pg_writeEXIT(lines 3955 4029) no Hoare annotation was computed. [2021-12-22 14:42:51,778 INFO L858 garLoopResultBuilder]: For program point L4012(lines 4012 4019) no Hoare annotation was computed. [2021-12-22 14:42:51,778 INFO L858 garLoopResultBuilder]: For program point L3975-1(line 3975) no Hoare annotation was computed. [2021-12-22 14:42:51,778 INFO L854 garLoopResultBuilder]: At program point L3975(line 3975) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-22 14:42:51,778 INFO L858 garLoopResultBuilder]: For program point L3971(lines 3971 3974) no Hoare annotation was computed. [2021-12-22 14:42:51,778 INFO L858 garLoopResultBuilder]: For program point pg_writeFINAL(lines 3955 4029) no Hoare annotation was computed. [2021-12-22 14:42:51,778 INFO L858 garLoopResultBuilder]: For program point L3967(lines 3967 3970) no Hoare annotation was computed. [2021-12-22 14:42:51,778 INFO L858 garLoopResultBuilder]: For program point L3992(lines 3992 4004) no Hoare annotation was computed. [2021-12-22 14:42:51,778 INFO L858 garLoopResultBuilder]: For program point L3988(lines 3988 3991) no Hoare annotation was computed. [2021-12-22 14:42:51,778 INFO L858 garLoopResultBuilder]: For program point L4021-1(lines 4021 4022) no Hoare annotation was computed. [2021-12-22 14:42:51,778 INFO L861 garLoopResultBuilder]: At program point L4021(lines 4021 4022) the Hoare annotation is: true [2021-12-22 14:42:51,778 INFO L854 garLoopResultBuilder]: At program point pg_writeENTRY(lines 3955 4029) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2021-12-22 14:42:51,778 INFO L858 garLoopResultBuilder]: For program point L3984(line 3984) no Hoare annotation was computed. [2021-12-22 14:42:51,779 INFO L858 garLoopResultBuilder]: For program point L3984-2(lines 3984 3987) no Hoare annotation was computed. [2021-12-22 14:42:51,779 INFO L858 garLoopResultBuilder]: For program point L3980(lines 3980 3983) no Hoare annotation was computed. [2021-12-22 14:42:51,779 INFO L858 garLoopResultBuilder]: For program point L4013(lines 4013 4016) no Hoare annotation was computed. [2021-12-22 14:42:51,779 INFO L858 garLoopResultBuilder]: For program point L3976(lines 3976 3979) no Hoare annotation was computed. [2021-12-22 14:42:51,779 INFO L858 garLoopResultBuilder]: For program point L4005(lines 4005 4008) no Hoare annotation was computed. [2021-12-22 14:42:51,779 INFO L858 garLoopResultBuilder]: For program point L3997-1(line 3997) no Hoare annotation was computed. [2021-12-22 14:42:51,779 INFO L854 garLoopResultBuilder]: At program point L3997(line 3997) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-22 14:42:51,779 INFO L858 garLoopResultBuilder]: For program point L3993(lines 3993 3996) no Hoare annotation was computed. [2021-12-22 14:42:51,779 INFO L858 garLoopResultBuilder]: For program point L3998(lines 3998 4001) no Hoare annotation was computed. [2021-12-22 14:42:51,779 INFO L858 garLoopResultBuilder]: For program point L4023(lines 4023 4026) no Hoare annotation was computed. [2021-12-22 14:42:51,779 INFO L858 garLoopResultBuilder]: For program point L4011-1(line 4011) no Hoare annotation was computed. [2021-12-22 14:42:51,779 INFO L861 garLoopResultBuilder]: At program point L4011(line 4011) the Hoare annotation is: true [2021-12-22 14:42:51,779 INFO L861 garLoopResultBuilder]: At program point pi_connectENTRY(lines 4521 4523) the Hoare annotation is: true [2021-12-22 14:42:51,779 INFO L858 garLoopResultBuilder]: For program point pi_connectEXIT(lines 4521 4523) no Hoare annotation was computed. [2021-12-22 14:42:51,779 INFO L858 garLoopResultBuilder]: For program point pi_connectFINAL(lines 4521 4523) no Hoare annotation was computed. [2021-12-22 14:42:51,779 INFO L858 garLoopResultBuilder]: For program point _copy_to_userEXIT(lines 4484 4486) no Hoare annotation was computed. [2021-12-22 14:42:51,779 INFO L861 garLoopResultBuilder]: At program point _copy_to_userENTRY(lines 4484 4486) the Hoare annotation is: true [2021-12-22 14:42:51,779 INFO L858 garLoopResultBuilder]: For program point _copy_to_userFINAL(lines 4484 4486) no Hoare annotation was computed. [2021-12-22 14:42:51,779 INFO L858 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 3274 3280) no Hoare annotation was computed. [2021-12-22 14:42:51,779 INFO L861 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 3274 3280) the Hoare annotation is: true [2021-12-22 14:42:51,779 INFO L858 garLoopResultBuilder]: For program point L3553-1(line 3553) no Hoare annotation was computed. [2021-12-22 14:42:51,780 INFO L854 garLoopResultBuilder]: At program point L3553(line 3553) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-22 14:42:51,780 INFO L858 garLoopResultBuilder]: For program point L3576(lines 3576 3590) no Hoare annotation was computed. [2021-12-22 14:42:51,780 INFO L858 garLoopResultBuilder]: For program point L3576-2(lines 3576 3590) no Hoare annotation was computed. [2021-12-22 14:42:51,780 INFO L858 garLoopResultBuilder]: For program point pg_commandEXIT(lines 3545 3596) no Hoare annotation was computed. [2021-12-22 14:42:51,780 INFO L861 garLoopResultBuilder]: At program point L3572(lines 3552 3595) the Hoare annotation is: true [2021-12-22 14:42:51,780 INFO L858 garLoopResultBuilder]: For program point L3570(lines 3570 3574) no Hoare annotation was computed. [2021-12-22 14:42:51,780 INFO L858 garLoopResultBuilder]: For program point L3564(line 3564) no Hoare annotation was computed. [2021-12-22 14:42:51,780 INFO L854 garLoopResultBuilder]: At program point L3562(line 3562) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-22 14:42:51,780 INFO L858 garLoopResultBuilder]: For program point L3593-1(line 3593) no Hoare annotation was computed. [2021-12-22 14:42:51,780 INFO L861 garLoopResultBuilder]: At program point L3593(line 3593) the Hoare annotation is: true [2021-12-22 14:42:51,780 INFO L858 garLoopResultBuilder]: For program point L3556(line 3556) no Hoare annotation was computed. [2021-12-22 14:42:51,780 INFO L854 garLoopResultBuilder]: At program point L3554(line 3554) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-22 14:42:51,780 INFO L858 garLoopResultBuilder]: For program point L3554-1(line 3554) no Hoare annotation was computed. [2021-12-22 14:42:51,780 INFO L854 garLoopResultBuilder]: At program point L3585(lines 3576 3589) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-22 14:42:51,780 INFO L854 garLoopResultBuilder]: At program point L3583(lines 3576 3589) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-22 14:42:51,780 INFO L858 garLoopResultBuilder]: For program point pg_commandFINAL(lines 3545 3596) no Hoare annotation was computed. [2021-12-22 14:42:51,780 INFO L858 garLoopResultBuilder]: For program point L3575-1(line 3575) no Hoare annotation was computed. [2021-12-22 14:42:51,780 INFO L854 garLoopResultBuilder]: At program point L3575(line 3575) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-22 14:42:51,780 INFO L858 garLoopResultBuilder]: For program point L3569-1(line 3569) no Hoare annotation was computed. [2021-12-22 14:42:51,781 INFO L854 garLoopResultBuilder]: At program point L3569(line 3569) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-22 14:42:51,781 INFO L858 garLoopResultBuilder]: For program point L3565(lines 3565 3568) no Hoare annotation was computed. [2021-12-22 14:42:51,781 INFO L854 garLoopResultBuilder]: At program point pg_commandENTRY(lines 3545 3596) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-22 14:42:51,781 INFO L854 garLoopResultBuilder]: At program point L3563(line 3563) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-22 14:42:51,781 INFO L854 garLoopResultBuilder]: At program point L3561-1(line 3561) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-22 14:42:51,781 INFO L854 garLoopResultBuilder]: At program point L3561(line 3561) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-22 14:42:51,781 INFO L858 garLoopResultBuilder]: For program point L3557(lines 3557 3560) no Hoare annotation was computed. [2021-12-22 14:42:51,781 INFO L854 garLoopResultBuilder]: At program point L3555-1(line 3555) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-22 14:42:51,781 INFO L854 garLoopResultBuilder]: At program point L3555(line 3555) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-22 14:42:51,781 INFO L858 garLoopResultBuilder]: For program point ldv__builtin_expectFINAL(lines 3281 3286) no Hoare annotation was computed. [2021-12-22 14:42:51,781 INFO L861 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 3281 3286) the Hoare annotation is: true [2021-12-22 14:42:51,781 INFO L858 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 3281 3286) no Hoare annotation was computed. [2021-12-22 14:42:51,781 INFO L861 garLoopResultBuilder]: At program point clear_bitENTRY(lines 3149 3155) the Hoare annotation is: true [2021-12-22 14:42:51,781 INFO L858 garLoopResultBuilder]: For program point clear_bitFINAL(lines 3149 3155) no Hoare annotation was computed. [2021-12-22 14:42:51,781 INFO L858 garLoopResultBuilder]: For program point clear_bitEXIT(lines 3149 3155) no Hoare annotation was computed. [2021-12-22 14:42:51,781 INFO L858 garLoopResultBuilder]: For program point L3473-1(line 3473) no Hoare annotation was computed. [2021-12-22 14:42:51,781 INFO L861 garLoopResultBuilder]: At program point L3473(line 3473) the Hoare annotation is: true [2021-12-22 14:42:51,781 INFO L858 garLoopResultBuilder]: For program point read_regFINAL(lines 3469 3476) no Hoare annotation was computed. [2021-12-22 14:42:51,781 INFO L858 garLoopResultBuilder]: For program point read_regEXIT(lines 3469 3476) no Hoare annotation was computed. [2021-12-22 14:42:51,781 INFO L861 garLoopResultBuilder]: At program point read_regENTRY(lines 3469 3476) the Hoare annotation is: true [2021-12-22 14:42:51,781 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 3211 3213) the Hoare annotation is: true [2021-12-22 14:42:51,782 INFO L858 garLoopResultBuilder]: For program point L3212(line 3212) no Hoare annotation was computed. [2021-12-22 14:42:51,782 INFO L858 garLoopResultBuilder]: For program point L3212-2(lines 3211 3213) no Hoare annotation was computed. [2021-12-22 14:42:51,782 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 3211 3213) no Hoare annotation was computed. [2021-12-22 14:42:51,782 INFO L858 garLoopResultBuilder]: For program point ldv_unregister_chrdev_20EXIT(lines 4390 4397) no Hoare annotation was computed. [2021-12-22 14:42:51,782 INFO L854 garLoopResultBuilder]: At program point L4477(lines 4476 4478) the Hoare annotation is: (or (not (= |old(~ldv_state_variable_1~0)| 0)) (= ~ldv_state_variable_1~0 0)) [2021-12-22 14:42:51,782 INFO L854 garLoopResultBuilder]: At program point L3339(lines 3335 3341) the Hoare annotation is: (or (not (= |old(~ldv_state_variable_1~0)| 0)) (= ~ldv_state_variable_1~0 0)) [2021-12-22 14:42:51,782 INFO L854 garLoopResultBuilder]: At program point ldv_unregister_chrdev_20ENTRY(lines 4390 4397) the Hoare annotation is: (or (not (= |old(~ldv_state_variable_1~0)| 0)) (= ~ldv_state_variable_1~0 0)) [2021-12-22 14:42:51,782 INFO L858 garLoopResultBuilder]: For program point ldv_unregister_chrdev_20FINAL(lines 4390 4397) no Hoare annotation was computed. [2021-12-22 14:42:51,782 INFO L858 garLoopResultBuilder]: For program point L3714-1(line 3714) no Hoare annotation was computed. [2021-12-22 14:42:51,782 INFO L858 garLoopResultBuilder]: For program point L3673(lines 3673 3681) no Hoare annotation was computed. [2021-12-22 14:42:51,782 INFO L861 garLoopResultBuilder]: At program point L3702(lines 3695 3712) the Hoare annotation is: true [2021-12-22 14:42:51,782 INFO L861 garLoopResultBuilder]: At program point L3669(lines 3655 3716) the Hoare annotation is: true [2021-12-22 14:42:51,782 INFO L858 garLoopResultBuilder]: For program point L3665(line 3665) no Hoare annotation was computed. [2021-12-22 14:42:51,782 INFO L858 garLoopResultBuilder]: For program point L3694(line 3694) no Hoare annotation was computed. [2021-12-22 14:42:51,782 INFO L858 garLoopResultBuilder]: For program point L3661-1(line 3661) no Hoare annotation was computed. [2021-12-22 14:42:51,782 INFO L858 garLoopResultBuilder]: For program point L3694-2(line 3694) no Hoare annotation was computed. [2021-12-22 14:42:51,782 INFO L861 garLoopResultBuilder]: At program point L3661(line 3661) the Hoare annotation is: true [2021-12-22 14:42:51,782 INFO L861 garLoopResultBuilder]: At program point L3690(lines 3655 3716) the Hoare annotation is: true [2021-12-22 14:42:51,782 INFO L858 garLoopResultBuilder]: For program point L3686(line 3686) no Hoare annotation was computed. [2021-12-22 14:42:51,782 INFO L861 garLoopResultBuilder]: At program point L3682(lines 3655 3716) the Hoare annotation is: true [2021-12-22 14:42:51,783 INFO L861 garLoopResultBuilder]: At program point L3674(line 3674) the Hoare annotation is: true [2021-12-22 14:42:51,783 INFO L858 garLoopResultBuilder]: For program point L3707(lines 3707 3710) no Hoare annotation was computed. [2021-12-22 14:42:51,783 INFO L858 garLoopResultBuilder]: For program point L3674-1(line 3674) no Hoare annotation was computed. [2021-12-22 14:42:51,783 INFO L858 garLoopResultBuilder]: For program point L3707-2(lines 3707 3710) no Hoare annotation was computed. [2021-12-22 14:42:51,783 INFO L861 garLoopResultBuilder]: At program point L3662(line 3662) the Hoare annotation is: true [2021-12-22 14:42:51,783 INFO L858 garLoopResultBuilder]: For program point L3695(lines 3695 3713) no Hoare annotation was computed. [2021-12-22 14:42:51,783 INFO L858 garLoopResultBuilder]: For program point pg_resetFINAL(lines 3644 3717) no Hoare annotation was computed. [2021-12-22 14:42:51,787 INFO L858 garLoopResultBuilder]: For program point L3662-1(line 3662) no Hoare annotation was computed. [2021-12-22 14:42:51,787 INFO L858 garLoopResultBuilder]: For program point L3695-2(lines 3695 3713) no Hoare annotation was computed. [2021-12-22 14:42:51,787 INFO L858 garLoopResultBuilder]: For program point L3675(lines 3675 3679) no Hoare annotation was computed. [2021-12-22 14:42:51,787 INFO L861 garLoopResultBuilder]: At program point L3704(lines 3695 3712) the Hoare annotation is: true [2021-12-22 14:42:51,787 INFO L861 garLoopResultBuilder]: At program point L3663-1(line 3663) the Hoare annotation is: true [2021-12-22 14:42:51,788 INFO L861 garLoopResultBuilder]: At program point L3663(line 3663) the Hoare annotation is: true [2021-12-22 14:42:51,788 INFO L854 garLoopResultBuilder]: At program point pg_resetENTRY(lines 3644 3717) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2021-12-22 14:42:51,788 INFO L861 garLoopResultBuilder]: At program point L3688(lines 3655 3716) the Hoare annotation is: true [2021-12-22 14:42:51,788 INFO L858 garLoopResultBuilder]: For program point pg_resetEXIT(lines 3644 3717) no Hoare annotation was computed. [2021-12-22 14:42:51,789 INFO L861 garLoopResultBuilder]: At program point L3676(lines 3655 3716) the Hoare annotation is: true [2021-12-22 14:42:51,789 INFO L861 garLoopResultBuilder]: At program point L3664(line 3664) the Hoare annotation is: true [2021-12-22 14:42:51,789 INFO L861 garLoopResultBuilder]: At program point L3714(line 3714) the Hoare annotation is: true [2021-12-22 14:42:51,789 INFO L854 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 3215 3232) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-22 14:42:51,789 INFO L861 garLoopResultBuilder]: At program point L3228(line 3228) the Hoare annotation is: true [2021-12-22 14:42:51,789 INFO L861 garLoopResultBuilder]: At program point L3227-1(line 3227) the Hoare annotation is: true [2021-12-22 14:42:51,789 INFO L861 garLoopResultBuilder]: At program point L3227(line 3227) the Hoare annotation is: true [2021-12-22 14:42:51,790 INFO L858 garLoopResultBuilder]: For program point L3228-1(line 3228) no Hoare annotation was computed. [2021-12-22 14:42:51,790 INFO L858 garLoopResultBuilder]: For program point L3222(lines 3222 3230) no Hoare annotation was computed. [2021-12-22 14:42:51,790 INFO L858 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 3215 3232) no Hoare annotation was computed. [2021-12-22 14:42:51,790 INFO L858 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 3215 3232) no Hoare annotation was computed. [2021-12-22 14:42:51,791 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-22 14:42:51,791 INFO L861 garLoopResultBuilder]: At program point L3246(line 3246) the Hoare annotation is: true [2021-12-22 14:42:51,792 INFO L861 garLoopResultBuilder]: At program point L3245-1(line 3245) the Hoare annotation is: true [2021-12-22 14:42:51,792 INFO L861 garLoopResultBuilder]: At program point L3245(line 3245) the Hoare annotation is: true [2021-12-22 14:42:51,792 INFO L858 garLoopResultBuilder]: For program point L3246-1(line 3246) no Hoare annotation was computed. [2021-12-22 14:42:51,792 INFO L858 garLoopResultBuilder]: For program point L3240(lines 3240 3248) no Hoare annotation was computed. [2021-12-22 14:42:51,792 INFO L858 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 3233 3250) no Hoare annotation was computed. [2021-12-22 14:42:51,792 INFO L854 garLoopResultBuilder]: At program point ldv_zallocENTRY(lines 3233 3250) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|))) [2021-12-22 14:42:51,793 INFO L858 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 3233 3250) no Hoare annotation was computed. [2021-12-22 14:42:51,793 INFO L858 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 4480 4482) no Hoare annotation was computed. [2021-12-22 14:42:51,793 INFO L861 garLoopResultBuilder]: At program point _copy_from_userENTRY(lines 4480 4482) the Hoare annotation is: true [2021-12-22 14:42:51,793 INFO L858 garLoopResultBuilder]: For program point _copy_from_userFINAL(lines 4480 4482) no Hoare annotation was computed. [2021-12-22 14:42:51,793 INFO L854 garLoopResultBuilder]: At program point L4165(lines 4091 4167) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,795 INFO L858 garLoopResultBuilder]: For program point L4066(lines 4066 4069) no Hoare annotation was computed. [2021-12-22 14:42:51,795 INFO L854 garLoopResultBuilder]: At program point L4199(lines 4173 4205) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2021-12-22 14:42:51,795 INFO L858 garLoopResultBuilder]: For program point L3869-1(lines 3869 3870) no Hoare annotation was computed. [2021-12-22 14:42:51,795 INFO L854 garLoopResultBuilder]: At program point L3869(lines 3869 3870) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,795 INFO L858 garLoopResultBuilder]: For program point L4299(line 4299) no Hoare annotation was computed. [2021-12-22 14:42:51,796 INFO L861 garLoopResultBuilder]: At program point L4365(lines 4223 4367) the Hoare annotation is: true [2021-12-22 14:42:51,796 INFO L858 garLoopResultBuilder]: For program point L4267(lines 4267 4360) no Hoare annotation was computed. [2021-12-22 14:42:51,796 INFO L858 garLoopResultBuilder]: For program point L4300(lines 4300 4304) no Hoare annotation was computed. [2021-12-22 14:42:51,796 INFO L854 garLoopResultBuilder]: At program point L4201(lines 4173 4205) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2021-12-22 14:42:51,796 INFO L858 garLoopResultBuilder]: For program point L3871(lines 3871 3880) no Hoare annotation was computed. [2021-12-22 14:42:51,796 INFO L854 garLoopResultBuilder]: At program point L3442(line 3442) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,796 INFO L858 garLoopResultBuilder]: For program point L3442-1(line 3442) no Hoare annotation was computed. [2021-12-22 14:42:51,796 INFO L858 garLoopResultBuilder]: For program point L4268(line 4268) no Hoare annotation was computed. [2021-12-22 14:42:51,796 INFO L858 garLoopResultBuilder]: For program point L4103(lines 4103 4107) no Hoare annotation was computed. [2021-12-22 14:42:51,796 INFO L854 garLoopResultBuilder]: At program point L3872(line 3872) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,797 INFO L858 garLoopResultBuilder]: For program point L3872-1(line 3872) no Hoare annotation was computed. [2021-12-22 14:42:51,797 INFO L861 garLoopResultBuilder]: At program point L4500(lines 4499 4501) the Hoare annotation is: true [2021-12-22 14:42:51,797 INFO L858 garLoopResultBuilder]: For program point L4269(lines 4269 4322) no Hoare annotation was computed. [2021-12-22 14:42:51,797 INFO L854 garLoopResultBuilder]: At program point L3939(lines 3906 3942) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,797 INFO L858 garLoopResultBuilder]: For program point L3873(lines 3873 3878) no Hoare annotation was computed. [2021-12-22 14:42:51,797 INFO L858 garLoopResultBuilder]: For program point L4336(line 4336) no Hoare annotation was computed. [2021-12-22 14:42:51,797 INFO L854 garLoopResultBuilder]: At program point L4138(line 4138) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,797 INFO L854 garLoopResultBuilder]: At program point L4204(lines 4168 4206) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2021-12-22 14:42:51,797 INFO L858 garLoopResultBuilder]: For program point L4138-1(line 4138) no Hoare annotation was computed. [2021-12-22 14:42:51,798 INFO L858 garLoopResultBuilder]: For program point L4403(lines 4403 4406) no Hoare annotation was computed. [2021-12-22 14:42:51,798 INFO L858 garLoopResultBuilder]: For program point L4271(lines 4271 4319) no Hoare annotation was computed. [2021-12-22 14:42:51,798 INFO L858 garLoopResultBuilder]: For program point L4337(lines 4337 4349) no Hoare annotation was computed. [2021-12-22 14:42:51,798 INFO L858 garLoopResultBuilder]: For program point L4139(lines 4139 4144) no Hoare annotation was computed. [2021-12-22 14:42:51,798 INFO L854 garLoopResultBuilder]: At program point L3941(lines 3898 3943) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,798 INFO L854 garLoopResultBuilder]: At program point L4503(lines 4502 4504) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-12-22 14:42:51,798 INFO L858 garLoopResultBuilder]: For program point L4272(line 4272) no Hoare annotation was computed. [2021-12-22 14:42:51,798 INFO L854 garLoopResultBuilder]: At program point L4074(line 4074) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,799 INFO L858 garLoopResultBuilder]: For program point L4074-1(line 4074) no Hoare annotation was computed. [2021-12-22 14:42:51,799 INFO L858 garLoopResultBuilder]: For program point L4339(lines 4339 4342) no Hoare annotation was computed. [2021-12-22 14:42:51,799 INFO L858 garLoopResultBuilder]: For program point L4306(line 4306) no Hoare annotation was computed. [2021-12-22 14:42:51,799 INFO L854 garLoopResultBuilder]: At program point L4405(line 4405) the Hoare annotation is: false [2021-12-22 14:42:51,799 INFO L854 garLoopResultBuilder]: At program point L4405-1(lines 4400 4409) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,799 INFO L858 garLoopResultBuilder]: For program point L4273-2(lines 4271 4319) no Hoare annotation was computed. [2021-12-22 14:42:51,799 INFO L858 garLoopResultBuilder]: For program point L4273(lines 4273 4277) no Hoare annotation was computed. [2021-12-22 14:42:51,800 INFO L858 garLoopResultBuilder]: For program point L4339-2(lines 4337 4348) no Hoare annotation was computed. [2021-12-22 14:42:51,800 INFO L858 garLoopResultBuilder]: For program point L4042(lines 4042 4045) no Hoare annotation was computed. [2021-12-22 14:42:51,800 INFO L858 garLoopResultBuilder]: For program point L4075(lines 4075 4078) no Hoare annotation was computed. [2021-12-22 14:42:51,800 INFO L858 garLoopResultBuilder]: For program point L3877-1(line 3877) no Hoare annotation was computed. [2021-12-22 14:42:51,800 INFO L854 garLoopResultBuilder]: At program point L3877(line 3877) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,800 INFO L858 garLoopResultBuilder]: For program point L3448(lines 3448 3451) no Hoare annotation was computed. [2021-12-22 14:42:51,801 INFO L858 garLoopResultBuilder]: For program point L3448-2(lines 3448 3451) no Hoare annotation was computed. [2021-12-22 14:42:51,801 INFO L858 garLoopResultBuilder]: For program point L4307(lines 4307 4315) no Hoare annotation was computed. [2021-12-22 14:42:51,801 INFO L854 garLoopResultBuilder]: At program point L4274(line 4274) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,801 INFO L858 garLoopResultBuilder]: For program point L4274-1(line 4274) no Hoare annotation was computed. [2021-12-22 14:42:51,801 INFO L854 garLoopResultBuilder]: At program point L4142(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,802 INFO L854 garLoopResultBuilder]: At program point L4374(lines 4369 4376) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,802 INFO L858 garLoopResultBuilder]: For program point L4110(lines 4110 4114) no Hoare annotation was computed. [2021-12-22 14:42:51,802 INFO L858 garLoopResultBuilder]: For program point L3912(line 3912) no Hoare annotation was computed. [2021-12-22 14:42:51,802 INFO L858 garLoopResultBuilder]: For program point L3912-2(lines 3912 3916) no Hoare annotation was computed. [2021-12-22 14:42:51,803 INFO L854 garLoopResultBuilder]: At program point L4474(lines 4473 4475) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,803 INFO L854 garLoopResultBuilder]: At program point L3318(lines 3315 3320) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,803 INFO L858 garLoopResultBuilder]: For program point L4309(lines 4309 4313) no Hoare annotation was computed. [2021-12-22 14:42:51,803 INFO L858 garLoopResultBuilder]: For program point L3847-1(lines 3843 3896) no Hoare annotation was computed. [2021-12-22 14:42:51,803 INFO L858 garLoopResultBuilder]: For program point L3847(lines 3847 3889) no Hoare annotation was computed. [2021-12-22 14:42:51,803 INFO L858 garLoopResultBuilder]: For program point L4178(lines 4178 4181) no Hoare annotation was computed. [2021-12-22 14:42:51,804 INFO L858 garLoopResultBuilder]: For program point L4178-2(lines 4178 4181) no Hoare annotation was computed. [2021-12-22 14:42:51,804 INFO L858 garLoopResultBuilder]: For program point L4046(lines 4046 4049) no Hoare annotation was computed. [2021-12-22 14:42:51,804 INFO L858 garLoopResultBuilder]: For program point L4079(lines 4079 4087) no Hoare annotation was computed. [2021-12-22 14:42:51,804 INFO L858 garLoopResultBuilder]: For program point L4079-2(lines 4079 4087) no Hoare annotation was computed. [2021-12-22 14:42:51,804 INFO L854 garLoopResultBuilder]: At program point L3848(lines 3848 3849) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2021-12-22 14:42:51,804 INFO L854 garLoopResultBuilder]: At program point L3881(lines 3860 3889) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,804 INFO L858 garLoopResultBuilder]: For program point L3848-1(lines 3848 3849) no Hoare annotation was computed. [2021-12-22 14:42:51,804 INFO L854 garLoopResultBuilder]: At program point L4245(line 4245) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-12-22 14:42:51,804 INFO L858 garLoopResultBuilder]: For program point L4245-1(line 4245) no Hoare annotation was computed. [2021-12-22 14:42:51,805 INFO L854 garLoopResultBuilder]: At program point L4080(lines 4080 4081) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,805 INFO L858 garLoopResultBuilder]: For program point L4080-1(lines 4080 4081) no Hoare annotation was computed. [2021-12-22 14:42:51,805 INFO L854 garLoopResultBuilder]: At program point L3453(lines 3434 3459) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,805 INFO L854 garLoopResultBuilder]: At program point L4279(line 4279) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,805 INFO L858 garLoopResultBuilder]: For program point L4279-1(line 4279) no Hoare annotation was computed. [2021-12-22 14:42:51,805 INFO L861 garLoopResultBuilder]: At program point L4345(lines 4244 4366) the Hoare annotation is: true [2021-12-22 14:42:51,805 INFO L858 garLoopResultBuilder]: For program point L3850(lines 3850 3859) no Hoare annotation was computed. [2021-12-22 14:42:51,805 INFO L858 garLoopResultBuilder]: For program point L4082(lines 4082 4085) no Hoare annotation was computed. [2021-12-22 14:42:51,805 INFO L854 garLoopResultBuilder]: At program point L3884(lines 3860 3889) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,805 INFO L858 garLoopResultBuilder]: For program point L3851-1(line 3851) no Hoare annotation was computed. [2021-12-22 14:42:51,806 INFO L854 garLoopResultBuilder]: At program point L3851(line 3851) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2021-12-22 14:42:51,806 INFO L854 garLoopResultBuilder]: At program point L4512(lines 4511 4513) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,806 INFO L854 garLoopResultBuilder]: At program point L3455(lines 3434 3459) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,806 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-22 14:42:51,806 INFO L858 garLoopResultBuilder]: For program point L3191-1(line 3191) no Hoare annotation was computed. [2021-12-22 14:42:51,806 INFO L854 garLoopResultBuilder]: At program point L3191(line 3191) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,806 INFO L858 garLoopResultBuilder]: For program point L4116(lines 4116 4134) no Hoare annotation was computed. [2021-12-22 14:42:51,806 INFO L854 garLoopResultBuilder]: At program point L3191-2(lines 3189 3192) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,806 INFO L858 garLoopResultBuilder]: For program point L4149(lines 4149 4153) no Hoare annotation was computed. [2021-12-22 14:42:51,806 INFO L858 garLoopResultBuilder]: For program point L4149-2(lines 4149 4153) no Hoare annotation was computed. [2021-12-22 14:42:51,807 INFO L858 garLoopResultBuilder]: For program point L3951-1(line 3951) no Hoare annotation was computed. [2021-12-22 14:42:51,807 INFO L858 garLoopResultBuilder]: For program point L3918(lines 3918 3922) no Hoare annotation was computed. [2021-12-22 14:42:51,807 INFO L854 garLoopResultBuilder]: At program point L3951(line 3951) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,807 INFO L858 garLoopResultBuilder]: For program point L3852(lines 3852 3857) no Hoare annotation was computed. [2021-12-22 14:42:51,807 INFO L858 garLoopResultBuilder]: For program point L4216-1(line 4216) no Hoare annotation was computed. [2021-12-22 14:42:51,807 INFO L861 garLoopResultBuilder]: At program point L4183(lines 4173 4205) the Hoare annotation is: true [2021-12-22 14:42:51,807 INFO L854 garLoopResultBuilder]: At program point L4216(line 4216) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,807 INFO L858 garLoopResultBuilder]: For program point L4051-1(line 4051) no Hoare annotation was computed. [2021-12-22 14:42:51,807 INFO L854 garLoopResultBuilder]: At program point L4051(line 4051) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,808 INFO L854 garLoopResultBuilder]: At program point L3952(lines 3944 3954) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,808 INFO L854 garLoopResultBuilder]: At program point L3886(lines 3860 3889) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,808 INFO L858 garLoopResultBuilder]: For program point L4052(lines 4052 4058) no Hoare annotation was computed. [2021-12-22 14:42:51,808 INFO L858 garLoopResultBuilder]: For program point L4052-2(lines 4052 4058) no Hoare annotation was computed. [2021-12-22 14:42:51,808 INFO L854 garLoopResultBuilder]: At program point L4515(lines 4514 4516) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,808 INFO L854 garLoopResultBuilder]: At program point L3458(lines 3429 3460) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,808 INFO L854 garLoopResultBuilder]: At program point L4251(line 4251) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-12-22 14:42:51,808 INFO L858 garLoopResultBuilder]: For program point L4251-1(line 4251) no Hoare annotation was computed. [2021-12-22 14:42:51,808 INFO L854 garLoopResultBuilder]: At program point L4218(line 4218) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,808 INFO L858 garLoopResultBuilder]: For program point L4317(line 4317) no Hoare annotation was computed. [2021-12-22 14:42:51,809 INFO L858 garLoopResultBuilder]: For program point L4284(line 4284) no Hoare annotation was computed. [2021-12-22 14:42:51,809 INFO L861 garLoopResultBuilder]: At program point L4185(lines 4173 4205) the Hoare annotation is: true [2021-12-22 14:42:51,809 INFO L858 garLoopResultBuilder]: For program point L4218-1(line 4218) no Hoare annotation was computed. [2021-12-22 14:42:51,809 INFO L858 garLoopResultBuilder]: For program point L4053(lines 4053 4056) no Hoare annotation was computed. [2021-12-22 14:42:51,809 INFO L858 garLoopResultBuilder]: For program point L4351(line 4351) no Hoare annotation was computed. [2021-12-22 14:42:51,809 INFO L861 garLoopResultBuilder]: At program point L4318(line 4318) the Hoare annotation is: true [2021-12-22 14:42:51,809 INFO L858 garLoopResultBuilder]: For program point L4285(lines 4285 4290) no Hoare annotation was computed. [2021-12-22 14:42:51,809 INFO L854 garLoopResultBuilder]: At program point L3162(lines 3156 3164) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,809 INFO L854 garLoopResultBuilder]: At program point L3856(line 3856) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2021-12-22 14:42:51,810 INFO L858 garLoopResultBuilder]: For program point L3856-1(line 3856) no Hoare annotation was computed. [2021-12-22 14:42:51,810 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-22 14:42:51,810 INFO L861 garLoopResultBuilder]: At program point L4352(line 4352) the Hoare annotation is: true [2021-12-22 14:42:51,810 INFO L854 garLoopResultBuilder]: At program point L4220(lines 4211 4222) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,810 INFO L854 garLoopResultBuilder]: At program point L4088(lines 4030 4090) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,810 INFO L858 garLoopResultBuilder]: For program point L3923(lines 3923 3927) no Hoare annotation was computed. [2021-12-22 14:42:51,810 INFO L854 garLoopResultBuilder]: At program point L3923-2(lines 3923 3927) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,811 INFO L858 garLoopResultBuilder]: For program point L4122(lines 4122 4125) no Hoare annotation was computed. [2021-12-22 14:42:51,811 INFO L854 garLoopResultBuilder]: At program point L4155(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,811 INFO L858 garLoopResultBuilder]: For program point L4122-2(lines 4122 4125) no Hoare annotation was computed. [2021-12-22 14:42:51,811 INFO L854 garLoopResultBuilder]: At program point L3924(line 3924) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,811 INFO L858 garLoopResultBuilder]: For program point L3924-1(line 3924) no Hoare annotation was computed. [2021-12-22 14:42:51,811 INFO L854 garLoopResultBuilder]: At program point L4519(lines 4518 4520) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,811 INFO L854 garLoopResultBuilder]: At program point L4387(lines 4377 4389) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,811 INFO L854 garLoopResultBuilder]: At program point L3330(lines 3324 3332) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,811 INFO L858 garLoopResultBuilder]: For program point L4189-1(line 4189) no Hoare annotation was computed. [2021-12-22 14:42:51,812 INFO L861 garLoopResultBuilder]: At program point L4189(line 4189) the Hoare annotation is: true [2021-12-22 14:42:51,812 INFO L858 garLoopResultBuilder]: For program point L4123-1(line 4123) no Hoare annotation was computed. [2021-12-22 14:42:51,812 INFO L854 garLoopResultBuilder]: At program point L4123(line 4123) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,812 INFO L854 garLoopResultBuilder]: At program point L3199(lines 3194 3201) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,812 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-22 14:42:51,812 INFO L854 garLoopResultBuilder]: At program point L4157(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,812 INFO L861 garLoopResultBuilder]: At program point L4488(lines 4487 4489) the Hoare annotation is: true [2021-12-22 14:42:51,812 INFO L854 garLoopResultBuilder]: At program point L4257(line 4257) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-12-22 14:42:51,812 INFO L858 garLoopResultBuilder]: For program point L4257-1(line 4257) no Hoare annotation was computed. [2021-12-22 14:42:51,813 INFO L858 garLoopResultBuilder]: For program point L4324(line 4324) no Hoare annotation was computed. [2021-12-22 14:42:51,813 INFO L858 garLoopResultBuilder]: For program point L3928(line 3928) no Hoare annotation was computed. [2021-12-22 14:42:51,813 INFO L854 garLoopResultBuilder]: At program point L3895(lines 3833 3897) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,813 INFO L858 garLoopResultBuilder]: For program point L4556(lines 4556 4558) no Hoare annotation was computed. [2021-12-22 14:42:51,813 INFO L858 garLoopResultBuilder]: For program point L4358(line 4358) no Hoare annotation was computed. [2021-12-22 14:42:51,813 INFO L854 garLoopResultBuilder]: At program point L4259(line 4259) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-12-22 14:42:51,813 INFO L858 garLoopResultBuilder]: For program point L4259-1(line 4259) no Hoare annotation was computed. [2021-12-22 14:42:51,813 INFO L858 garLoopResultBuilder]: For program point L4325(lines 4325 4356) no Hoare annotation was computed. [2021-12-22 14:42:51,813 INFO L858 garLoopResultBuilder]: For program point L4292(line 4292) no Hoare annotation was computed. [2021-12-22 14:42:51,813 INFO L854 garLoopResultBuilder]: At program point L4127(lines 4116 4133) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,814 INFO L861 garLoopResultBuilder]: At program point L4359(line 4359) the Hoare annotation is: true [2021-12-22 14:42:51,814 INFO L858 garLoopResultBuilder]: For program point L4293(lines 4293 4297) no Hoare annotation was computed. [2021-12-22 14:42:51,814 INFO L858 garLoopResultBuilder]: For program point L4194(lines 4194 4197) no Hoare annotation was computed. [2021-12-22 14:42:51,814 INFO L858 garLoopResultBuilder]: For program point L4194-2(lines 4194 4197) no Hoare annotation was computed. [2021-12-22 14:42:51,814 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-22 14:42:51,814 INFO L854 garLoopResultBuilder]: At program point L-1-2(line -1) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,814 INFO L858 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2021-12-22 14:42:51,814 INFO L858 garLoopResultBuilder]: For program point L4327(lines 4327 4353) no Hoare annotation was computed. [2021-12-22 14:42:51,814 INFO L858 garLoopResultBuilder]: For program point L4195-1(line 4195) no Hoare annotation was computed. [2021-12-22 14:42:51,815 INFO L854 garLoopResultBuilder]: At program point L4195(line 4195) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2021-12-22 14:42:51,815 INFO L854 garLoopResultBuilder]: At program point L4129(lines 4116 4133) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,815 INFO L858 garLoopResultBuilder]: For program point L4063-1(lines 4063 4071) no Hoare annotation was computed. [2021-12-22 14:42:51,815 INFO L858 garLoopResultBuilder]: For program point L4063(lines 4063 4071) no Hoare annotation was computed. [2021-12-22 14:42:51,815 INFO L858 garLoopResultBuilder]: For program point L3931(lines 3931 3937) no Hoare annotation was computed. [2021-12-22 14:42:51,815 INFO L858 garLoopResultBuilder]: For program point L3865(lines 3865 3868) no Hoare annotation was computed. [2021-12-22 14:42:51,815 INFO L854 garLoopResultBuilder]: At program point L4361(lines 4244 4366) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,815 INFO L858 garLoopResultBuilder]: For program point L4328(line 4328) no Hoare annotation was computed. [2021-12-22 14:42:51,815 INFO L854 garLoopResultBuilder]: At program point L4163(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,816 INFO L854 garLoopResultBuilder]: At program point L3932(line 3932) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,816 INFO L858 garLoopResultBuilder]: For program point L3932-1(line 3932) no Hoare annotation was computed. [2021-12-22 14:42:51,816 INFO L861 garLoopResultBuilder]: At program point L4494(lines 4493 4495) the Hoare annotation is: true [2021-12-22 14:42:51,816 INFO L854 garLoopResultBuilder]: At program point L4461-2(lines 4460 4462) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,816 INFO L854 garLoopResultBuilder]: At program point L4461(line 4461) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,816 INFO L858 garLoopResultBuilder]: For program point L4461-1(line 4461) no Hoare annotation was computed. [2021-12-22 14:42:51,816 INFO L858 garLoopResultBuilder]: For program point L4329(lines 4329 4334) no Hoare annotation was computed. [2021-12-22 14:42:51,816 INFO L854 garLoopResultBuilder]: At program point L3173(lines 3170 3175) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-22 14:42:51,816 INFO L861 garLoopResultBuilder]: At program point L3745(lines 3726 3754) the Hoare annotation is: true [2021-12-22 14:42:51,816 INFO L858 garLoopResultBuilder]: For program point xsFINAL(lines 3718 3755) no Hoare annotation was computed. [2021-12-22 14:42:51,817 INFO L861 garLoopResultBuilder]: At program point L3743(lines 3726 3754) the Hoare annotation is: true [2021-12-22 14:42:51,817 INFO L858 garLoopResultBuilder]: For program point xsEXIT(lines 3718 3755) no Hoare annotation was computed. [2021-12-22 14:42:51,817 INFO L854 garLoopResultBuilder]: At program point xsENTRY(lines 3718 3755) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-22 14:42:51,817 INFO L858 garLoopResultBuilder]: For program point L3734(lines 3734 3741) no Hoare annotation was computed. [2021-12-22 14:42:51,817 INFO L858 garLoopResultBuilder]: For program point L3734-2(lines 3734 3741) no Hoare annotation was computed. [2021-12-22 14:42:51,817 INFO L858 garLoopResultBuilder]: For program point L3748(lines 3748 3751) no Hoare annotation was computed. [2021-12-22 14:42:51,817 INFO L858 garLoopResultBuilder]: For program point L3748-2(lines 3748 3751) no Hoare annotation was computed. [2021-12-22 14:42:51,817 INFO L858 garLoopResultBuilder]: For program point pg_identifyEXIT(lines 3756 3798) no Hoare annotation was computed. [2021-12-22 14:42:51,817 INFO L854 garLoopResultBuilder]: At program point pg_identifyENTRY(lines 3756 3798) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2021-12-22 14:42:51,818 INFO L861 garLoopResultBuilder]: At program point L3790(line 3790) the Hoare annotation is: true [2021-12-22 14:42:51,818 INFO L858 garLoopResultBuilder]: For program point L3791(line 3791) no Hoare annotation was computed. [2021-12-22 14:42:51,818 INFO L858 garLoopResultBuilder]: For program point L3789(lines 3789 3795) no Hoare annotation was computed. [2021-12-22 14:42:51,818 INFO L861 garLoopResultBuilder]: At program point L3790-1(line 3790) the Hoare annotation is: true [2021-12-22 14:42:51,818 INFO L858 garLoopResultBuilder]: For program point L3789-2(lines 3789 3795) no Hoare annotation was computed. [2021-12-22 14:42:51,818 INFO L861 garLoopResultBuilder]: At program point L3784(line 3784) the Hoare annotation is: true [2021-12-22 14:42:51,818 INFO L858 garLoopResultBuilder]: For program point L3785(lines 3785 3788) no Hoare annotation was computed. [2021-12-22 14:42:51,818 INFO L858 garLoopResultBuilder]: For program point L3784-1(line 3784) no Hoare annotation was computed. [2021-12-22 14:42:51,818 INFO L858 garLoopResultBuilder]: For program point L3780(lines 3780 3783) no Hoare annotation was computed. [2021-12-22 14:42:51,818 INFO L858 garLoopResultBuilder]: For program point pg_identifyFINAL(lines 3756 3798) no Hoare annotation was computed. [2021-12-22 14:42:51,819 INFO L858 garLoopResultBuilder]: For program point L3779-1(line 3779) no Hoare annotation was computed. [2021-12-22 14:42:51,819 INFO L861 garLoopResultBuilder]: At program point L3779(line 3779) the Hoare annotation is: true [2021-12-22 14:42:51,819 INFO L858 garLoopResultBuilder]: For program point pi_write_blockEXIT(lines 4541 4543) no Hoare annotation was computed. [2021-12-22 14:42:51,819 INFO L861 garLoopResultBuilder]: At program point pi_write_blockENTRY(lines 4541 4543) the Hoare annotation is: true [2021-12-22 14:42:51,819 INFO L858 garLoopResultBuilder]: For program point pi_write_blockFINAL(lines 4541 4543) no Hoare annotation was computed. [2021-12-22 14:42:51,819 INFO L861 garLoopResultBuilder]: At program point L3180(line 3180) the Hoare annotation is: true [2021-12-22 14:42:51,819 INFO L861 garLoopResultBuilder]: At program point IS_ERRENTRY(lines 3176 3183) the Hoare annotation is: true [2021-12-22 14:42:51,819 INFO L858 garLoopResultBuilder]: For program point IS_ERRFINAL(lines 3176 3183) no Hoare annotation was computed. [2021-12-22 14:42:51,819 INFO L858 garLoopResultBuilder]: For program point L3180-1(line 3180) no Hoare annotation was computed. [2021-12-22 14:42:51,820 INFO L858 garLoopResultBuilder]: For program point IS_ERREXIT(lines 3176 3183) no Hoare annotation was computed. [2021-12-22 14:42:51,822 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:42:51,823 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-22 14:42:51,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 02:42:51 BoogieIcfgContainer [2021-12-22 14:42:51,865 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-22 14:42:51,866 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-22 14:42:51,866 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-22 14:42:51,866 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-22 14:42:51,866 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:42:28" (3/4) ... [2021-12-22 14:42:51,868 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-22 14:42:51,874 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2021-12-22 14:42:51,874 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_release [2021-12-22 14:42:51,874 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_init [2021-12-22 14:42:51,874 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure write_reg [2021-12-22 14:42:51,874 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_sleep [2021-12-22 14:42:51,875 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_read_regr [2021-12-22 14:42:51,875 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure might_fault [2021-12-22 14:42:51,875 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_disconnect [2021-12-22 14:42:51,875 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_probe [2021-12-22 14:42:51,875 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure status_reg [2021-12-22 14:42:51,875 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_completion [2021-12-22 14:42:51,875 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DRIVE [2021-12-22 14:42:51,875 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2021-12-22 14:42:51,875 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_wait [2021-12-22 14:42:51,875 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-12-22 14:42:51,875 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_write [2021-12-22 14:42:51,876 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_connect [2021-12-22 14:42:51,876 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_to_user [2021-12-22 14:42:51,876 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2021-12-22 14:42:51,876 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_command [2021-12-22 14:42:51,876 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2021-12-22 14:42:51,876 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clear_bit [2021-12-22 14:42:51,876 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure read_reg [2021-12-22 14:42:51,876 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-12-22 14:42:51,876 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_unregister_chrdev_20 [2021-12-22 14:42:51,876 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_reset [2021-12-22 14:42:51,876 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-12-22 14:42:51,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2021-12-22 14:42:51,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2021-12-22 14:42:51,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xs [2021-12-22 14:42:51,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_identify [2021-12-22 14:42:51,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_write_block [2021-12-22 14:42:51,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2021-12-22 14:42:51,902 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 225 nodes and edges [2021-12-22 14:42:51,904 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 91 nodes and edges [2021-12-22 14:42:51,905 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2021-12-22 14:42:51,906 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-12-22 14:42:51,908 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-12-22 14:42:51,909 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-22 14:42:51,910 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-22 14:42:51,936 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 [2021-12-22 14:42:51,936 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 [2021-12-22 14:42:52,021 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-22 14:42:52,022 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-22 14:42:52,022 INFO L158 Benchmark]: Toolchain (without parser) took 25615.94ms. Allocated memory was 88.1MB in the beginning and 249.6MB in the end (delta: 161.5MB). Free memory was 50.4MB in the beginning and 95.8MB in the end (delta: -45.4MB). Peak memory consumption was 115.0MB. Max. memory is 16.1GB. [2021-12-22 14:42:52,022 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 88.1MB. Free memory was 44.6MB in the beginning and 44.6MB in the end (delta: 41.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 14:42:52,023 INFO L158 Benchmark]: CACSL2BoogieTranslator took 906.55ms. Allocated memory was 88.1MB in the beginning and 111.1MB in the end (delta: 23.1MB). Free memory was 50.4MB in the beginning and 67.4MB in the end (delta: -17.1MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. [2021-12-22 14:42:52,023 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.15ms. Allocated memory is still 111.1MB. Free memory was 67.4MB in the beginning and 59.5MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-22 14:42:52,023 INFO L158 Benchmark]: Boogie Preprocessor took 65.82ms. Allocated memory is still 111.1MB. Free memory was 59.5MB in the beginning and 51.6MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-22 14:42:52,024 INFO L158 Benchmark]: RCFGBuilder took 1418.44ms. Allocated memory was 111.1MB in the beginning and 172.0MB in the end (delta: 60.8MB). Free memory was 51.6MB in the beginning and 88.4MB in the end (delta: -36.8MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2021-12-22 14:42:52,024 INFO L158 Benchmark]: TraceAbstraction took 22945.81ms. Allocated memory was 172.0MB in the beginning and 249.6MB in the end (delta: 77.6MB). Free memory was 88.4MB in the beginning and 128.6MB in the end (delta: -40.2MB). Peak memory consumption was 82.4MB. Max. memory is 16.1GB. [2021-12-22 14:42:52,024 INFO L158 Benchmark]: Witness Printer took 156.04ms. Allocated memory is still 249.6MB. Free memory was 128.6MB in the beginning and 95.8MB in the end (delta: 32.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-12-22 14:42:52,026 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 88.1MB. Free memory was 44.6MB in the beginning and 44.6MB in the end (delta: 41.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 906.55ms. Allocated memory was 88.1MB in the beginning and 111.1MB in the end (delta: 23.1MB). Free memory was 50.4MB in the beginning and 67.4MB in the end (delta: -17.1MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.15ms. Allocated memory is still 111.1MB. Free memory was 67.4MB in the beginning and 59.5MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.82ms. Allocated memory is still 111.1MB. Free memory was 59.5MB in the beginning and 51.6MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1418.44ms. Allocated memory was 111.1MB in the beginning and 172.0MB in the end (delta: 60.8MB). Free memory was 51.6MB in the beginning and 88.4MB in the end (delta: -36.8MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. * TraceAbstraction took 22945.81ms. Allocated memory was 172.0MB in the beginning and 249.6MB in the end (delta: 77.6MB). Free memory was 88.4MB in the beginning and 128.6MB in the end (delta: -40.2MB). Peak memory consumption was 82.4MB. Max. memory is 16.1GB. * Witness Printer took 156.04ms. Allocated memory is still 249.6MB. Free memory was 128.6MB in the beginning and 95.8MB in the end (delta: 32.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 3271]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 34 procedures, 475 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 22.8s, OverallIterations: 7, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 14.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 3 mSolverCounterUnknown, 1700 SdHoareTripleChecker+Valid, 13.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1590 mSDsluCounter, 10950 SdHoareTripleChecker+Invalid, 13.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6499 mSDsCounter, 650 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1765 IncrementalHoareTripleChecker+Invalid, 2418 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 650 mSolverCounterUnsat, 4451 mSDtfsCounter, 1765 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1223 GetRequests, 1178 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=750occurred in iteration=6, InterpolantAutomatonStates: 32, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 247 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 195 LocationsWithAnnotation, 3363 PreInvPairs, 3523 NumberOfFragments, 715 HoareAnnotationTreeSize, 3363 FomulaSimplifications, 732 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 195 FomulaSimplificationsInter, 1627 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 2058 NumberOfCodeBlocks, 2058 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2046 ConstructedInterpolants, 0 QuantifiedInterpolants, 3099 SizeOfPredicates, 0 NumberOfNonLiveVariables, 9884 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 12 InterpolantComputations, 7 PerfectInterpolantSequences, 1078/1083 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 4460]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3552]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4502]: Loop Invariant Derived loop invariant: ldv_spin == 0 && ldv_state_variable_1 == 0 - InvariantResult [Line: 4102]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4369]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4463]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3156]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3860]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4473]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4469]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4499]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4173]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 - InvariantResult [Line: 4511]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3726]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4102]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4518]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4466]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3576]: Loop Invariant Derived loop invariant: !(ldv_spin == 0) || tmp___0 == 0 - InvariantResult [Line: 3607]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3806]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3695]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4514]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4116]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3576]: Loop Invariant Derived loop invariant: !(ldv_spin == 0) || tmp___0 == 0 - InvariantResult [Line: 4102]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4531]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3194]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4552]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3189]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4476]: Loop Invariant Derived loop invariant: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 - InvariantResult [Line: 4030]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3860]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3898]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3833]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4493]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3806]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3170]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4487]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3324]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3726]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4168]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 - InvariantResult [Line: 4377]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4244]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3315]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4173]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 - InvariantResult [Line: 3695]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3944]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3434]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4244]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3335]: Loop Invariant Derived loop invariant: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4091]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3607]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3274]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3429]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4116]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4211]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4544]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4102]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4223]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3906]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3860]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3434]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4400]: Loop Invariant Derived loop invariant: ldv_spin == 0 RESULT: Ultimate proved your program to be correct! [2021-12-22 14:42:52,101 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE