/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5fdb450-1-144_2a-drivers--mmc--host--vub300.ko-entry_point_ldv-val-v0.8.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-15 21:34:50,180 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-15 21:34:50,185 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-15 21:34:50,248 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-15 21:34:50,249 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-15 21:34:50,254 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-15 21:34:50,259 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-15 21:34:50,268 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-15 21:34:50,271 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-15 21:34:50,278 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-15 21:34:50,280 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-15 21:34:50,284 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-15 21:34:50,284 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-15 21:34:50,287 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-15 21:34:50,290 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-15 21:34:50,296 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-15 21:34:50,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-15 21:34:50,300 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-15 21:34:50,319 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-15 21:34:50,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-15 21:34:50,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-15 21:34:50,334 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-15 21:34:50,336 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-15 21:34:50,339 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-15 21:34:50,348 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-15 21:34:50,349 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-15 21:34:50,349 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-15 21:34:50,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-15 21:34:50,353 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-15 21:34:50,354 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-15 21:34:50,354 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-15 21:34:50,355 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-15 21:34:50,357 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-15 21:34:50,358 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-15 21:34:50,359 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-15 21:34:50,360 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-15 21:34:50,361 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-15 21:34:50,361 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-15 21:34:50,361 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-15 21:34:50,362 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-15 21:34:50,363 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-15 21:34:50,368 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-15 21:34:50,423 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-15 21:34:50,424 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-15 21:34:50,425 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-15 21:34:50,425 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-15 21:34:50,426 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-15 21:34:50,426 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-15 21:34:50,429 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-15 21:34:50,429 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-15 21:34:50,430 INFO L138 SettingsManager]: * Use SBE=true [2022-10-15 21:34:50,430 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-15 21:34:50,431 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-15 21:34:50,431 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-15 21:34:50,431 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-15 21:34:50,431 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-15 21:34:50,432 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-15 21:34:50,432 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-15 21:34:50,432 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-15 21:34:50,432 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-15 21:34:50,432 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-15 21:34:50,433 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-15 21:34:50,433 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-15 21:34:50,433 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-15 21:34:50,433 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-15 21:34:50,433 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-15 21:34:50,434 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-15 21:34:50,434 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-15 21:34:50,434 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 21:34:50,434 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-15 21:34:50,435 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-15 21:34:50,435 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-15 21:34:50,435 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-15 21:34:50,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-15 21:34:50,436 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-15 21:34:50,436 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-15 21:34:50,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-15 21:34:50,923 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-15 21:34:50,927 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-15 21:34:50,929 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-15 21:34:50,929 INFO L275 PluginConnector]: CDTParser initialized [2022-10-15 21:34:50,931 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5fdb450-1-144_2a-drivers--mmc--host--vub300.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-10-15 21:34:51,026 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65dfb4157/54dda07fbe5349c5824e39622b589e56/FLAG565982f61 [2022-10-15 21:34:52,305 INFO L306 CDTParser]: Found 1 translation units. [2022-10-15 21:34:52,306 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5fdb450-1-144_2a-drivers--mmc--host--vub300.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-10-15 21:34:52,376 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65dfb4157/54dda07fbe5349c5824e39622b589e56/FLAG565982f61 [2022-10-15 21:34:52,570 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65dfb4157/54dda07fbe5349c5824e39622b589e56 [2022-10-15 21:34:52,573 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-15 21:34:52,580 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-15 21:34:52,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-15 21:34:52,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-15 21:34:52,589 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-15 21:34:52,590 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:34:52" (1/1) ... [2022-10-15 21:34:52,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d901e2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:34:52, skipping insertion in model container [2022-10-15 21:34:52,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:34:52" (1/1) ... [2022-10-15 21:34:52,602 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-15 21:34:52,745 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-15 21:34:55,255 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-validator-v0.8/linux-stable-5fdb450-1-144_2a-drivers--mmc--host--vub300.ko-entry_point_ldv-val-v0.8.cil.out.i[238753,238766] [2022-10-15 21:34:55,323 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 21:34:55,368 INFO L203 MainTranslator]: Completed pre-run [2022-10-15 21:34:55,988 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-validator-v0.8/linux-stable-5fdb450-1-144_2a-drivers--mmc--host--vub300.ko-entry_point_ldv-val-v0.8.cil.out.i[238753,238766] [2022-10-15 21:34:56,009 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 21:34:56,139 INFO L208 MainTranslator]: Completed translation [2022-10-15 21:34:56,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:34:56 WrapperNode [2022-10-15 21:34:56,141 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-15 21:34:56,143 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-15 21:34:56,144 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-15 21:34:56,144 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-15 21:34:56,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:34:56" (1/1) ... [2022-10-15 21:34:56,325 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:34:56" (1/1) ... [2022-10-15 21:34:56,803 INFO L138 Inliner]: procedures = 257, calls = 1800, calls flagged for inlining = 103, calls inlined = 99, statements flattened = 4884 [2022-10-15 21:34:56,804 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-15 21:34:56,805 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-15 21:34:56,805 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-15 21:34:56,805 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-15 21:34:56,816 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:34:56" (1/1) ... [2022-10-15 21:34:56,817 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:34:56" (1/1) ... [2022-10-15 21:34:56,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:34:56" (1/1) ... [2022-10-15 21:34:56,878 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:34:56" (1/1) ... [2022-10-15 21:34:57,136 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:34:56" (1/1) ... [2022-10-15 21:34:57,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:34:56" (1/1) ... [2022-10-15 21:34:57,213 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:34:56" (1/1) ... [2022-10-15 21:34:57,239 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:34:56" (1/1) ... [2022-10-15 21:34:57,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-15 21:34:57,308 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-15 21:34:57,308 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-15 21:34:57,309 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-15 21:34:57,310 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:34:56" (1/1) ... [2022-10-15 21:34:57,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 21:34:57,334 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-15 21:34:57,363 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-15 21:34:57,379 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-15 21:34:57,441 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-10-15 21:34:57,442 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-10-15 21:34:57,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-15 21:34:57,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-15 21:34:57,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-15 21:34:57,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-15 21:34:57,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-15 21:34:57,443 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-15 21:34:57,443 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_delete [2022-10-15 21:34:57,443 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_delete [2022-10-15 21:34:57,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_11 [2022-10-15 21:34:57,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_11 [2022-10-15 21:34:57,444 INFO L130 BoogieDeclarations]: Found specification of procedure usb_sg_wait [2022-10-15 21:34:57,444 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_sg_wait [2022-10-15 21:34:57,444 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_usb_bulk_msg [2022-10-15 21:34:57,444 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_usb_bulk_msg [2022-10-15 21:34:57,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2022-10-15 21:34:57,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2022-10-15 21:34:57,445 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2022-10-15 21:34:57,445 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2022-10-15 21:34:57,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-15 21:34:57,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-15 21:34:57,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2022-10-15 21:34:57,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2022-10-15 21:34:57,446 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-10-15 21:34:57,446 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-10-15 21:34:57,446 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_signal_sdio_irq [2022-10-15 21:34:57,446 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_signal_sdio_irq [2022-10-15 21:34:57,446 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-15 21:34:57,446 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-15 21:34:57,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-15 21:34:57,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-15 21:34:57,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-15 21:34:57,447 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-15 21:34:57,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_49 [2022-10-15 21:34:57,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_49 [2022-10-15 21:34:57,448 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-15 21:34:57,448 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-15 21:34:57,448 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_detect_change [2022-10-15 21:34:57,448 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_detect_change [2022-10-15 21:34:57,448 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-10-15 21:34:57,449 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-10-15 21:34:57,449 INFO L130 BoogieDeclarations]: Found specification of procedure usb_sg_cancel [2022-10-15 21:34:57,449 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_sg_cancel [2022-10-15 21:34:57,449 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-10-15 21:34:57,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-10-15 21:34:57,449 INFO L130 BoogieDeclarations]: Found specification of procedure usb_sg_init [2022-10-15 21:34:57,449 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_sg_init [2022-10-15 21:34:57,450 INFO L130 BoogieDeclarations]: Found specification of procedure __command_read_data [2022-10-15 21:34:57,450 INFO L138 BoogieDeclarations]: Found implementation of procedure __command_read_data [2022-10-15 21:34:57,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_26 [2022-10-15 21:34:57,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_26 [2022-10-15 21:34:57,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-15 21:34:57,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_28 [2022-10-15 21:34:57,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_28 [2022-10-15 21:34:57,453 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-15 21:34:57,453 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-15 21:34:57,453 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2022-10-15 21:34:57,453 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2022-10-15 21:34:57,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-15 21:34:57,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_12 [2022-10-15 21:34:57,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_12 [2022-10-15 21:34:57,454 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-10-15 21:34:57,454 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-10-15 21:34:57,454 INFO L130 BoogieDeclarations]: Found specification of procedure irqpoll_out_completed [2022-10-15 21:34:57,454 INFO L138 BoogieDeclarations]: Found implementation of procedure irqpoll_out_completed [2022-10-15 21:34:57,454 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_disconnect [2022-10-15 21:34:57,455 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_disconnect [2022-10-15 21:34:57,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_14 [2022-10-15 21:34:57,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_14 [2022-10-15 21:34:57,456 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2022-10-15 21:34:57,456 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2022-10-15 21:34:57,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-15 21:34:57,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-15 21:34:57,457 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-10-15 21:34:57,458 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-10-15 21:34:57,458 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-15 21:34:57,459 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-15 21:34:57,459 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_enable_sdio_irq [2022-10-15 21:34:57,459 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_enable_sdio_irq [2022-10-15 21:34:57,459 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-10-15 21:34:57,459 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-10-15 21:34:57,460 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-10-15 21:34:57,460 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-10-15 21:34:57,460 INFO L130 BoogieDeclarations]: Found specification of procedure add_offloaded_reg [2022-10-15 21:34:57,460 INFO L138 BoogieDeclarations]: Found implementation of procedure add_offloaded_reg [2022-10-15 21:34:57,460 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-10-15 21:34:57,461 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-10-15 21:34:57,461 INFO L130 BoogieDeclarations]: Found specification of procedure command_out_completed [2022-10-15 21:34:57,462 INFO L138 BoogieDeclarations]: Found implementation of procedure command_out_completed [2022-10-15 21:34:57,462 INFO L130 BoogieDeclarations]: Found specification of procedure roundup_to_multiple_of_64 [2022-10-15 21:34:57,462 INFO L138 BoogieDeclarations]: Found implementation of procedure roundup_to_multiple_of_64 [2022-10-15 21:34:57,462 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2022-10-15 21:34:57,463 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2022-10-15 21:34:57,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-15 21:34:57,464 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_cmndwork_thread [2022-10-15 21:34:57,464 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_cmndwork_thread [2022-10-15 21:34:57,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-15 21:34:57,465 INFO L130 BoogieDeclarations]: Found specification of procedure send_command [2022-10-15 21:34:57,465 INFO L138 BoogieDeclarations]: Found implementation of procedure send_command [2022-10-15 21:34:57,465 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-10-15 21:34:57,465 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-10-15 21:34:57,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-15 21:34:57,466 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_6 [2022-10-15 21:34:57,466 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_6 [2022-10-15 21:34:57,466 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2022-10-15 21:34:57,466 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2022-10-15 21:34:57,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-15 21:34:57,467 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-15 21:34:57,467 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-15 21:34:57,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-15 21:34:57,468 INFO L130 BoogieDeclarations]: Found specification of procedure send_irqpoll [2022-10-15 21:34:57,468 INFO L138 BoogieDeclarations]: Found implementation of procedure send_irqpoll [2022-10-15 21:34:57,468 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-10-15 21:34:57,468 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-10-15 21:34:57,468 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-15 21:34:57,468 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-15 21:34:57,469 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-10-15 21:34:57,469 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-10-15 21:34:57,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-15 21:34:57,469 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_response_error [2022-10-15 21:34:57,470 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_response_error [2022-10-15 21:34:57,472 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2022-10-15 21:34:57,473 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2022-10-15 21:34:57,476 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_free_host [2022-10-15 21:34:57,481 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_free_host [2022-10-15 21:34:57,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-15 21:34:57,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-15 21:34:57,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_31 [2022-10-15 21:34:57,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_31 [2022-10-15 21:34:57,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-10-15 21:34:57,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-10-15 21:34:57,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-15 21:34:57,483 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_6 [2022-10-15 21:34:57,484 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_6 [2022-10-15 21:34:57,484 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_queue_poll_work [2022-10-15 21:34:57,484 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_queue_poll_work [2022-10-15 21:34:57,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-10-15 21:34:57,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-10-15 21:34:57,484 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2022-10-15 21:34:57,485 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2022-10-15 21:34:57,485 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2022-10-15 21:34:57,485 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2022-10-15 21:34:57,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-15 21:34:57,485 INFO L130 BoogieDeclarations]: Found specification of procedure sg_copy_to_buffer [2022-10-15 21:34:57,485 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_copy_to_buffer [2022-10-15 21:34:57,485 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_6 [2022-10-15 21:34:57,486 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_6 [2022-10-15 21:34:57,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put_8 [2022-10-15 21:34:57,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put_8 [2022-10-15 21:34:57,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-15 21:34:57,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-15 21:34:57,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-15 21:34:57,487 INFO L130 BoogieDeclarations]: Found specification of procedure __download_offload_pseudocode [2022-10-15 21:34:57,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __download_offload_pseudocode [2022-10-15 21:34:57,487 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-15 21:34:57,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-15 21:34:57,487 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_pollwork_thread [2022-10-15 21:34:57,487 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_pollwork_thread [2022-10-15 21:34:57,487 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_InterfaceNumber [2022-10-15 21:34:57,488 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_InterfaceNumber [2022-10-15 21:34:57,488 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-10-15 21:34:57,488 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-10-15 21:34:57,488 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-10-15 21:34:57,488 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-10-15 21:34:57,488 INFO L130 BoogieDeclarations]: Found specification of procedure __do_poll [2022-10-15 21:34:57,489 INFO L138 BoogieDeclarations]: Found implementation of procedure __do_poll [2022-10-15 21:34:57,489 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2022-10-15 21:34:57,489 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2022-10-15 21:34:57,489 INFO L130 BoogieDeclarations]: Found specification of procedure new_system_port_status [2022-10-15 21:34:57,489 INFO L138 BoogieDeclarations]: Found implementation of procedure new_system_port_status [2022-10-15 21:34:57,489 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_request_done [2022-10-15 21:34:57,489 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_request_done [2022-10-15 21:34:57,490 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-10-15 21:34:57,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-10-15 21:34:57,490 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-10-15 21:34:57,490 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-10-15 21:34:57,490 INFO L130 BoogieDeclarations]: Found specification of procedure __command_write_data [2022-10-15 21:34:57,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __command_write_data [2022-10-15 21:34:57,491 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2022-10-15 21:34:57,491 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2022-10-15 21:34:57,491 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-10-15 21:34:57,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-10-15 21:34:57,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_46 [2022-10-15 21:34:57,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_46 [2022-10-15 21:34:57,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2022-10-15 21:34:57,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2022-10-15 21:34:57,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-15 21:34:57,492 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2022-10-15 21:34:57,492 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string [2022-10-15 21:34:57,492 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_priv [2022-10-15 21:34:57,492 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_priv [2022-10-15 21:34:57,493 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-10-15 21:34:57,493 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-10-15 21:34:57,493 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_deadwork_thread [2022-10-15 21:34:57,493 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_deadwork_thread [2022-10-15 21:34:57,493 INFO L130 BoogieDeclarations]: Found specification of procedure check_vub300_port_status [2022-10-15 21:34:57,493 INFO L138 BoogieDeclarations]: Found implementation of procedure check_vub300_port_status [2022-10-15 21:34:57,493 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-10-15 21:34:57,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-15 21:34:57,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-15 21:34:58,383 INFO L235 CfgBuilder]: Building ICFG [2022-10-15 21:34:58,387 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-15 21:35:00,261 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-15 21:35:06,423 INFO L276 CfgBuilder]: Performing block encoding [2022-10-15 21:35:06,450 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-15 21:35:06,450 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-15 21:35:06,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 09:35:06 BoogieIcfgContainer [2022-10-15 21:35:06,458 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-15 21:35:06,461 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-15 21:35:06,462 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-15 21:35:06,468 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-15 21:35:06,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 09:34:52" (1/3) ... [2022-10-15 21:35:06,470 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b256e64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 09:35:06, skipping insertion in model container [2022-10-15 21:35:06,470 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:34:56" (2/3) ... [2022-10-15 21:35:06,470 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b256e64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 09:35:06, skipping insertion in model container [2022-10-15 21:35:06,470 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 09:35:06" (3/3) ... [2022-10-15 21:35:06,473 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-5fdb450-1-144_2a-drivers--mmc--host--vub300.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-10-15 21:35:06,500 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-15 21:35:06,500 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 280 error locations. [2022-10-15 21:35:06,630 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-15 21:35:06,639 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7a1f1a3c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-15 21:35:06,640 INFO L358 AbstractCegarLoop]: Starting to check reachability of 280 error locations. [2022-10-15 21:35:06,656 INFO L276 IsEmpty]: Start isEmpty. Operand has 2211 states, 1462 states have (on average 1.5403556771545828) internal successors, (2252), 1806 states have internal predecessors, (2252), 377 states have call successors, (377), 92 states have call predecessors, (377), 91 states have return successors, (368), 342 states have call predecessors, (368), 368 states have call successors, (368) [2022-10-15 21:35:06,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-15 21:35:06,684 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:35:06,686 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 21:35:06,687 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [send_commandErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, send_commandErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, send_commandErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 277 more)] === [2022-10-15 21:35:06,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:35:06,695 INFO L85 PathProgramCache]: Analyzing trace with hash -319326549, now seen corresponding path program 1 times [2022-10-15 21:35:06,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:35:06,709 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213159146] [2022-10-15 21:35:06,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:35:06,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:35:07,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:07,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:35:07,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:07,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:35:07,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:07,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:35:07,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:07,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-15 21:35:07,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:07,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:35:07,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:07,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:35:07,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:07,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-15 21:35:07,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:07,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:35:07,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:07,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:35:07,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:07,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-15 21:35:07,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:07,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:35:07,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:07,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:35:07,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:07,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-10-15 21:35:08,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:08,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:35:08,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:08,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-15 21:35:08,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:08,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:35:08,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:08,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-10-15 21:35:08,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:08,136 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-10-15 21:35:08,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:35:08,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213159146] [2022-10-15 21:35:08,138 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1213159146] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:35:08,139 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:35:08,139 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-15 21:35:08,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582718075] [2022-10-15 21:35:08,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:35:08,149 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-15 21:35:08,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:35:08,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-15 21:35:08,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-15 21:35:08,202 INFO L87 Difference]: Start difference. First operand has 2211 states, 1462 states have (on average 1.5403556771545828) internal successors, (2252), 1806 states have internal predecessors, (2252), 377 states have call successors, (377), 92 states have call predecessors, (377), 91 states have return successors, (368), 342 states have call predecessors, (368), 368 states have call successors, (368) Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-10-15 21:35:19,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:35:19,658 INFO L93 Difference]: Finished difference Result 4535 states and 6412 transitions. [2022-10-15 21:35:19,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-15 21:35:19,665 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 115 [2022-10-15 21:35:19,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:35:19,737 INFO L225 Difference]: With dead ends: 4535 [2022-10-15 21:35:19,737 INFO L226 Difference]: Without dead ends: 2299 [2022-10-15 21:35:19,771 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-10-15 21:35:19,777 INFO L413 NwaCegarLoop]: 2656 mSDtfsCounter, 3928 mSDsluCounter, 2484 mSDsCounter, 0 mSdLazyCounter, 1723 mSolverCounterSat, 1295 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4128 SdHoareTripleChecker+Valid, 5140 SdHoareTripleChecker+Invalid, 3018 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1295 IncrementalHoareTripleChecker+Valid, 1723 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.7s IncrementalHoareTripleChecker+Time [2022-10-15 21:35:19,778 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4128 Valid, 5140 Invalid, 3018 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1295 Valid, 1723 Invalid, 0 Unknown, 0 Unchecked, 10.7s Time] [2022-10-15 21:35:19,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2299 states. [2022-10-15 21:35:20,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2299 to 2093. [2022-10-15 21:35:20,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2093 states, 1446 states have (on average 1.4481327800829875) internal successors, (2094), 1692 states have internal predecessors, (2094), 361 states have call successors, (361), 90 states have call predecessors, (361), 90 states have return successors, (360), 334 states have call predecessors, (360), 360 states have call successors, (360) [2022-10-15 21:35:20,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2093 states to 2093 states and 2815 transitions. [2022-10-15 21:35:20,077 INFO L78 Accepts]: Start accepts. Automaton has 2093 states and 2815 transitions. Word has length 115 [2022-10-15 21:35:20,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:35:20,078 INFO L495 AbstractCegarLoop]: Abstraction has 2093 states and 2815 transitions. [2022-10-15 21:35:20,079 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-10-15 21:35:20,079 INFO L276 IsEmpty]: Start isEmpty. Operand 2093 states and 2815 transitions. [2022-10-15 21:35:20,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-10-15 21:35:20,090 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:35:20,091 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 21:35:20,091 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-15 21:35:20,092 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [send_commandErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, send_commandErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, send_commandErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 277 more)] === [2022-10-15 21:35:20,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:35:20,093 INFO L85 PathProgramCache]: Analyzing trace with hash -1532653260, now seen corresponding path program 1 times [2022-10-15 21:35:20,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:35:20,093 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096928732] [2022-10-15 21:35:20,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:35:20,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:35:20,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:20,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:35:20,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:20,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:35:20,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:20,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:35:20,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:20,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-15 21:35:20,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:20,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:35:20,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:20,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:35:20,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:20,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-15 21:35:20,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:20,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:35:20,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:20,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:35:20,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:20,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-15 21:35:20,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:20,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:35:20,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:20,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:35:20,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:20,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-10-15 21:35:20,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:20,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:35:20,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:20,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-15 21:35:20,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:20,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:35:20,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:20,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-15 21:35:20,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:20,804 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-10-15 21:35:20,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:35:20,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096928732] [2022-10-15 21:35:20,805 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096928732] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:35:20,806 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:35:20,806 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-15 21:35:20,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468326009] [2022-10-15 21:35:20,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:35:20,808 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-15 21:35:20,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:35:20,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-15 21:35:20,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-15 21:35:20,810 INFO L87 Difference]: Start difference. First operand 2093 states and 2815 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-10-15 21:35:31,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-15 21:35:36,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:35:36,411 INFO L93 Difference]: Finished difference Result 4365 states and 5935 transitions. [2022-10-15 21:35:36,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-15 21:35:36,412 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 113 [2022-10-15 21:35:36,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:35:36,440 INFO L225 Difference]: With dead ends: 4365 [2022-10-15 21:35:36,440 INFO L226 Difference]: Without dead ends: 2295 [2022-10-15 21:35:36,462 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-10-15 21:35:36,469 INFO L413 NwaCegarLoop]: 2610 mSDtfsCounter, 3871 mSDsluCounter, 3466 mSDsCounter, 0 mSdLazyCounter, 2436 mSolverCounterSat, 1258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4072 SdHoareTripleChecker+Valid, 6076 SdHoareTripleChecker+Invalid, 3694 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1258 IncrementalHoareTripleChecker+Valid, 2436 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.0s IncrementalHoareTripleChecker+Time [2022-10-15 21:35:36,470 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4072 Valid, 6076 Invalid, 3694 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1258 Valid, 2436 Invalid, 0 Unknown, 0 Unchecked, 15.0s Time] [2022-10-15 21:35:36,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2295 states. [2022-10-15 21:35:36,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2295 to 2089. [2022-10-15 21:35:36,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2089 states, 1444 states have (on average 1.4473684210526316) internal successors, (2090), 1690 states have internal predecessors, (2090), 359 states have call successors, (359), 90 states have call predecessors, (359), 90 states have return successors, (358), 332 states have call predecessors, (358), 358 states have call successors, (358) [2022-10-15 21:35:36,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 2089 states and 2807 transitions. [2022-10-15 21:35:36,655 INFO L78 Accepts]: Start accepts. Automaton has 2089 states and 2807 transitions. Word has length 113 [2022-10-15 21:35:36,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:35:36,656 INFO L495 AbstractCegarLoop]: Abstraction has 2089 states and 2807 transitions. [2022-10-15 21:35:36,656 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-10-15 21:35:36,657 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 2807 transitions. [2022-10-15 21:35:36,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-15 21:35:36,670 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:35:36,671 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 21:35:36,671 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-15 21:35:36,671 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [send_commandErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, send_commandErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, send_commandErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 277 more)] === [2022-10-15 21:35:36,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:35:36,672 INFO L85 PathProgramCache]: Analyzing trace with hash -1214134002, now seen corresponding path program 1 times [2022-10-15 21:35:36,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:35:36,674 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552888890] [2022-10-15 21:35:36,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:35:36,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:35:36,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:37,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:35:37,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:37,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:35:37,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:37,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:35:37,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:37,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-15 21:35:37,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:37,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:35:37,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:37,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:35:37,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:37,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-15 21:35:37,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:37,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:35:37,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:37,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:35:37,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:37,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-15 21:35:37,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:37,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:35:37,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:37,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:35:37,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:37,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-10-15 21:35:37,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:37,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:35:37,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:37,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-15 21:35:37,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:37,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:35:37,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:37,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-15 21:35:37,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:35:37,348 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-10-15 21:35:37,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:35:37,351 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552888890] [2022-10-15 21:35:37,351 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552888890] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:35:37,352 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:35:37,352 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-15 21:35:37,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674772048] [2022-10-15 21:35:37,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:35:37,354 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-15 21:35:37,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:35:37,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-15 21:35:37,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-15 21:35:37,356 INFO L87 Difference]: Start difference. First operand 2089 states and 2807 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10)