/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 50 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-05 16:41:51,990 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-05 16:41:52,042 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-05 16:41:52,046 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-05 16:41:52,046 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-05 16:41:52,061 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-05 16:41:52,062 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-05 16:41:52,062 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-05 16:41:52,062 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-05 16:41:52,066 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-05 16:41:52,066 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-05 16:41:52,066 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-05 16:41:52,066 INFO L153 SettingsManager]: * Use SBE=true [2024-04-05 16:41:52,068 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-05 16:41:52,068 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-05 16:41:52,068 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-05 16:41:52,068 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-05 16:41:52,068 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-05 16:41:52,068 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-05 16:41:52,069 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-05 16:41:52,069 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-05 16:41:52,069 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-05 16:41:52,069 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-05 16:41:52,069 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-05 16:41:52,070 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-05 16:41:52,070 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-05 16:41:52,070 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-05 16:41:52,070 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-05 16:41:52,070 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-05 16:41:52,070 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 16:41:52,071 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-05 16:41:52,071 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-05 16:41:52,071 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-05 16:41:52,071 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-05 16:41:52,071 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-05 16:41:52,071 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-05 16:41:52,072 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-05 16:41:52,072 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-05 16:41:52,072 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-05 16:41:52,072 INFO L153 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/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 50 [2024-04-05 16:41:52,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-05 16:41:52,281 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-05 16:41:52,282 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-05 16:41:52,283 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-05 16:41:52,285 INFO L274 PluginConnector]: CDTParser initialized [2024-04-05 16:41:52,286 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2024-04-05 16:41:53,331 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-05 16:41:53,705 INFO L384 CDTParser]: Found 1 translation units. [2024-04-05 16:41:53,705 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2024-04-05 16:41:53,738 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/4fc16e987/591eb2ad57af4660bb9bfae434d60c02/FLAG2347792dc [2024-04-05 16:41:53,750 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/4fc16e987/591eb2ad57af4660bb9bfae434d60c02 [2024-04-05 16:41:53,752 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-05 16:41:53,754 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-05 16:41:53,757 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-05 16:41:53,757 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-05 16:41:53,760 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-05 16:41:53,761 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 04:41:53" (1/1) ... [2024-04-05 16:41:53,761 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4417db28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:41:53, skipping insertion in model container [2024-04-05 16:41:53,761 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 04:41:53" (1/1) ... [2024-04-05 16:41:53,856 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-05 16:41:54,142 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i[5469,5482] [2024-04-05 16:41:56,907 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-05 16:41:56,907 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-05 16:41:56,943 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 16:41:56,958 INFO L202 MainTranslator]: Completed pre-run [2024-04-05 16:41:56,988 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i[5469,5482] [2024-04-05 16:41:57,044 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-04-05 16:41:57,046 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-04-05 16:41:57,046 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-04-05 16:41:57,046 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-04-05 16:41:57,109 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-04-05 16:41:57,134 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-05 16:41:57,135 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-05 16:41:57,143 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 16:41:57,502 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 16:41:57,503 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 16:41:57,503 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 16:41:57,503 WARN L675 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 16:41:57,503 WARN L675 CHandler]: The function ____ilog2_NaN is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 16:41:57,503 WARN L675 CHandler]: The function _whoop_init is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 16:41:57,508 INFO L206 MainTranslator]: Completed translation [2024-04-05 16:41:57,509 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:41:57 WrapperNode [2024-04-05 16:41:57,509 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-05 16:41:57,510 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-05 16:41:57,510 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-05 16:41:57,510 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-05 16:41:57,515 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:41:57" (1/1) ... [2024-04-05 16:41:57,607 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:41:57" (1/1) ... [2024-04-05 16:41:57,679 INFO L138 Inliner]: procedures = 1393, calls = 1529, calls flagged for inlining = 392, calls inlined = 54, statements flattened = 732 [2024-04-05 16:41:57,679 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-05 16:41:57,687 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-05 16:41:57,687 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-05 16:41:57,687 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-05 16:41:57,694 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:41:57" (1/1) ... [2024-04-05 16:41:57,694 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:41:57" (1/1) ... [2024-04-05 16:41:57,708 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:41:57" (1/1) ... [2024-04-05 16:41:57,708 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:41:57" (1/1) ... [2024-04-05 16:41:57,735 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:41:57" (1/1) ... [2024-04-05 16:41:57,739 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:41:57" (1/1) ... [2024-04-05 16:41:57,759 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:41:57" (1/1) ... [2024-04-05 16:41:57,762 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:41:57" (1/1) ... [2024-04-05 16:41:57,776 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-05 16:41:57,780 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-05 16:41:57,780 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-05 16:41:57,780 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-05 16:41:57,780 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:41:57" (1/1) ... [2024-04-05 16:41:57,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 16:41:57,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 16:41:57,842 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-04-05 16:41:57,844 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-04-05 16:41:57,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-05 16:41:57,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-05 16:41:57,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-05 16:41:57,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-04-05 16:41:57,920 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_change [2024-04-05 16:41:57,920 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_change [2024-04-05 16:41:57,920 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_current [2024-04-05 16:41:57,920 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_current [2024-04-05 16:41:57,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-05 16:41:57,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-05 16:41:57,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-04-05 16:41:57,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-05 16:41:57,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-04-05 16:41:57,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-05 16:41:57,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-05 16:41:57,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-04-05 16:41:57,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-05 16:41:57,923 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-05 16:41:58,315 INFO L241 CfgBuilder]: Building ICFG [2024-04-05 16:41:58,317 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-05 16:41:58,902 INFO L282 CfgBuilder]: Performing block encoding [2024-04-05 16:41:58,915 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-05 16:41:58,916 INFO L309 CfgBuilder]: Removed 25 assume(true) statements. [2024-04-05 16:41:58,917 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 04:41:58 BoogieIcfgContainer [2024-04-05 16:41:58,917 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-05 16:41:58,918 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-05 16:41:58,918 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-05 16:41:58,921 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-05 16:41:58,921 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 04:41:53" (1/3) ... [2024-04-05 16:41:58,921 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ea998d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 04:41:58, skipping insertion in model container [2024-04-05 16:41:58,921 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:41:57" (2/3) ... [2024-04-05 16:41:58,921 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ea998d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 04:41:58, skipping insertion in model container [2024-04-05 16:41:58,921 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 04:41:58" (3/3) ... [2024-04-05 16:41:58,922 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2024-04-05 16:41:58,928 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-05 16:41:58,934 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-05 16:41:58,935 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2024-04-05 16:41:58,935 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-05 16:41:59,092 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-04-05 16:41:59,148 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 16:41:59,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 16:41:59,149 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 16:41:59,151 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-05 16:41:59,158 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-04-05 16:41:59,178 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 16:41:59,188 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 16:41:59,189 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 16:41:59,243 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=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@5019905f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=50, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-05 16:41:59,243 INFO L358 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2024-04-05 16:41:59,325 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-04-05 16:41:59,327 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 16:41:59,327 INFO L85 PathProgramCache]: Analyzing trace with hash -1742536296, now seen corresponding path program 1 times [2024-04-05 16:41:59,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 16:41:59,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972974784] [2024-04-05 16:41:59,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 16:41:59,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 16:41:59,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 16:41:59,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 16:41:59,836 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 16:41:59,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972974784] [2024-04-05 16:41:59,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972974784] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 16:41:59,837 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 16:41:59,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-05 16:41:59,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55441100] [2024-04-05 16:41:59,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 16:41:59,843 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-05 16:41:59,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 16:41:59,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-05 16:41:59,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-05 16:41:59,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:41:59,862 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 16:41:59,863 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 117.0) internal successors, (234), 2 states have internal predecessors, (234), 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) [2024-04-05 16:41:59,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:41:59,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:41:59,896 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-05 16:41:59,896 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-04-05 16:41:59,897 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 16:41:59,897 INFO L85 PathProgramCache]: Analyzing trace with hash 850252347, now seen corresponding path program 1 times [2024-04-05 16:41:59,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 16:41:59,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146384455] [2024-04-05 16:41:59,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 16:41:59,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 16:41:59,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 16:42:00,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 16:42:00,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 16:42:00,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146384455] [2024-04-05 16:42:00,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2146384455] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 16:42:00,387 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 16:42:00,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-04-05 16:42:00,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114176775] [2024-04-05 16:42:00,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 16:42:00,391 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-04-05 16:42:00,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 16:42:00,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-04-05 16:42:00,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-04-05 16:42:00,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:00,394 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 16:42:00,394 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 25.88888888888889) internal successors, (233), 9 states have internal predecessors, (233), 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) [2024-04-05 16:42:00,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:00,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:00,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:00,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 16:42:00,579 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-05 16:42:00,580 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-04-05 16:42:00,586 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 16:42:00,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1982322490, now seen corresponding path program 1 times [2024-04-05 16:42:00,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 16:42:00,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577974306] [2024-04-05 16:42:00,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 16:42:00,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 16:42:00,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 16:42:00,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 16:42:00,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 16:42:00,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577974306] [2024-04-05 16:42:00,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577974306] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 16:42:00,932 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 16:42:00,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-05 16:42:00,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599775474] [2024-04-05 16:42:00,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 16:42:00,933 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 16:42:00,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 16:42:00,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 16:42:00,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-05 16:42:00,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:00,934 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 16:42:00,934 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 50.8) internal successors, (254), 5 states have internal predecessors, (254), 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) [2024-04-05 16:42:00,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:00,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 16:42:00,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:00,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:00,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 16:42:00,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 16:42:00,975 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-04-05 16:42:00,975 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-04-05 16:42:00,975 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 16:42:00,975 INFO L85 PathProgramCache]: Analyzing trace with hash 1822797819, now seen corresponding path program 1 times [2024-04-05 16:42:00,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 16:42:00,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053983920] [2024-04-05 16:42:00,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 16:42:00,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 16:42:01,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 16:42:01,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 16:42:01,712 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 16:42:01,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053983920] [2024-04-05 16:42:01,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053983920] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 16:42:01,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [965783689] [2024-04-05 16:42:01,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 16:42:01,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 16:42:01,718 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 16:42:01,720 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 16:42:01,749 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-05 16:42:02,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 16:42:02,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 957 conjuncts, 12 conjunts are in the unsatisfiable core [2024-04-05 16:42:02,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 16:42:02,196 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2024-04-05 16:42:02,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 16:42:02,225 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-05 16:42:02,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [965783689] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 16:42:02,225 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-05 16:42:02,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2024-04-05 16:42:02,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709456339] [2024-04-05 16:42:02,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 16:42:02,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-05 16:42:02,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 16:42:02,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-05 16:42:02,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-04-05 16:42:02,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:02,227 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 16:42:02,227 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 37.42857142857143) internal successors, (262), 7 states have internal predecessors, (262), 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) [2024-04-05 16:42:02,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:02,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 16:42:02,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 16:42:02,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:02,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:02,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 16:42:02,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 16:42:02,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 16:42:02,396 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-04-05 16:42:02,568 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 16:42:02,568 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-04-05 16:42:02,569 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 16:42:02,569 INFO L85 PathProgramCache]: Analyzing trace with hash 566849720, now seen corresponding path program 1 times [2024-04-05 16:42:02,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 16:42:02,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999436618] [2024-04-05 16:42:02,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 16:42:02,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 16:42:02,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 16:42:02,973 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 16:42:02,973 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 16:42:02,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999436618] [2024-04-05 16:42:02,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1999436618] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 16:42:02,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1669680155] [2024-04-05 16:42:02,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 16:42:02,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 16:42:02,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 16:42:02,975 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 16:42:03,013 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-05 16:42:03,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 16:42:03,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 1042 conjuncts, 12 conjunts are in the unsatisfiable core [2024-04-05 16:42:03,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 16:42:03,392 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2024-04-05 16:42:03,417 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 16:42:03,417 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-05 16:42:03,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1669680155] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 16:42:03,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-05 16:42:03,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2024-04-05 16:42:03,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554638556] [2024-04-05 16:42:03,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 16:42:03,418 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-05 16:42:03,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 16:42:03,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-05 16:42:03,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-04-05 16:42:03,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:03,419 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 16:42:03,419 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 43.285714285714285) internal successors, (303), 7 states have internal predecessors, (303), 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) [2024-04-05 16:42:03,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:03,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 16:42:03,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 16:42:03,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 16:42:03,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:03,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:03,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 16:42:03,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 16:42:03,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 16:42:03,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 16:42:03,620 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-05 16:42:03,799 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 16:42:03,799 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-04-05 16:42:03,800 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 16:42:03,800 INFO L85 PathProgramCache]: Analyzing trace with hash 967117725, now seen corresponding path program 1 times [2024-04-05 16:42:03,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 16:42:03,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1931063177] [2024-04-05 16:42:03,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 16:42:03,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 16:42:03,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 16:42:04,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 16:42:04,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 16:42:04,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1931063177] [2024-04-05 16:42:04,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1931063177] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 16:42:04,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [182037023] [2024-04-05 16:42:04,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 16:42:04,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 16:42:04,249 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 16:42:04,250 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 16:42:04,290 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-05 16:42:04,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 16:42:04,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 1202 conjuncts, 25 conjunts are in the unsatisfiable core [2024-04-05 16:42:04,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 16:42:04,916 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2024-04-05 16:42:04,979 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-04-05 16:42:05,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2024-04-05 16:42:05,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 16:42:05,055 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-05 16:42:05,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [182037023] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 16:42:05,055 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-05 16:42:05,055 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [6] total 16 [2024-04-05 16:42:05,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992919153] [2024-04-05 16:42:05,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 16:42:05,056 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-04-05 16:42:05,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 16:42:05,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-04-05 16:42:05,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=208, Unknown=0, NotChecked=0, Total=240 [2024-04-05 16:42:05,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:05,057 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 16:42:05,057 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 33.5) internal successors, (402), 12 states have internal predecessors, (402), 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) [2024-04-05 16:42:05,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:05,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 16:42:05,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 16:42:05,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 16:42:05,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 16:42:05,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:06,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:06,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 16:42:06,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 16:42:06,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 16:42:06,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 16:42:06,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 16:42:06,713 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-05 16:42:06,910 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 16:42:06,911 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-04-05 16:42:06,911 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 16:42:06,911 INFO L85 PathProgramCache]: Analyzing trace with hash -1949873446, now seen corresponding path program 1 times [2024-04-05 16:42:06,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 16:42:06,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623460876] [2024-04-05 16:42:06,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 16:42:06,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 16:42:07,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 16:42:07,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 16:42:07,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 16:42:07,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623460876] [2024-04-05 16:42:07,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1623460876] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 16:42:07,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1873652992] [2024-04-05 16:42:07,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 16:42:07,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 16:42:07,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 16:42:07,312 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 16:42:07,317 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-05 16:42:07,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 16:42:07,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 975 conjuncts, 94 conjunts are in the unsatisfiable core [2024-04-05 16:42:07,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 16:42:07,956 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-04-05 16:42:07,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2024-04-05 16:42:07,981 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 16:42:07,982 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 13 [2024-04-05 16:42:08,019 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 16:42:08,019 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 16:42:08,069 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2024-04-05 16:42:08,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 23 treesize of output 28 [2024-04-05 16:42:08,109 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 16:42:08,110 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 16:42:08,146 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2024-04-05 16:42:08,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 23 treesize of output 28 [2024-04-05 16:42:08,177 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 16:42:08,177 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 16:42:08,208 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 16:42:08,208 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 16:42:08,249 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2024-04-05 16:42:08,251 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 23 treesize of output 28 [2024-04-05 16:42:08,301 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2024-04-05 16:42:08,302 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 23 treesize of output 28 [2024-04-05 16:42:08,342 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 16:42:08,343 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 16:42:08,378 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 16:42:08,378 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 16:42:08,411 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 16:42:08,411 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 16:42:08,442 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 16:42:08,443 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 16:42:08,477 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 16:42:08,477 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 16:42:08,589 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2024-04-05 16:42:08,589 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 23 treesize of output 28 [2024-04-05 16:42:08,637 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2024-04-05 16:42:08,637 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 23 treesize of output 28 [2024-04-05 16:42:08,672 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 16:42:08,673 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 16:42:08,702 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 16:42:08,703 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 16:42:08,748 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2024-04-05 16:42:08,749 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 23 treesize of output 28 [2024-04-05 16:42:08,783 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-04-05 16:42:08,783 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2024-04-05 16:42:08,914 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-04-05 16:42:08,914 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 25 [2024-04-05 16:42:09,061 INFO L349 Elim1Store]: treesize reduction 32, result has 45.8 percent of original size [2024-04-05 16:42:09,061 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 28 treesize of output 40 [2024-04-05 16:42:09,537 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2024-04-05 16:42:09,599 INFO L349 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2024-04-05 16:42:09,600 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 22 [2024-04-05 16:42:09,656 INFO L349 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2024-04-05 16:42:09,657 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 20 treesize of output 30 [2024-04-05 16:42:09,751 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-04-05 16:42:09,770 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2024-04-05 16:42:09,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 16:42:09,800 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-05 16:42:09,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1873652992] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 16:42:09,800 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-05 16:42:09,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [6] total 20 [2024-04-05 16:42:09,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776482293] [2024-04-05 16:42:09,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 16:42:09,801 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-04-05 16:42:09,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 16:42:09,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-04-05 16:42:09,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2024-04-05 16:42:09,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:09,803 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 16:42:09,803 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 16.6875) internal successors, (267), 16 states have internal predecessors, (267), 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) [2024-04-05 16:42:09,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:09,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 16:42:09,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 16:42:09,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-05 16:42:09,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 16:42:09,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 16:42:09,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:11,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:11,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 16:42:11,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 16:42:11,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 16:42:11,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 16:42:11,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 16:42:11,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 16:42:11,229 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-05 16:42:11,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-04-05 16:42:11,415 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-04-05 16:42:11,415 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 16:42:11,416 INFO L85 PathProgramCache]: Analyzing trace with hash -54745763, now seen corresponding path program 1 times [2024-04-05 16:42:11,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 16:42:11,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537875220] [2024-04-05 16:42:11,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 16:42:11,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 16:42:11,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 16:42:11,833 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 16:42:11,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 16:42:11,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537875220] [2024-04-05 16:42:11,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537875220] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 16:42:11,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [807488517] [2024-04-05 16:42:11,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 16:42:11,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 16:42:11,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 16:42:11,850 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 16:42:11,882 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-05 16:42:12,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 16:42:12,462 INFO L262 TraceCheckSpWp]: Trace formula consists of 1166 conjuncts, 9 conjunts are in the unsatisfiable core [2024-04-05 16:42:12,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 16:42:12,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 16:42:12,498 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 16:42:12,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 16:42:12,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [807488517] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 16:42:12,557 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 16:42:12,557 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 11 [2024-04-05 16:42:12,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746596006] [2024-04-05 16:42:12,558 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 16:42:12,558 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-04-05 16:42:12,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 16:42:12,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-04-05 16:42:12,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-04-05 16:42:12,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:12,559 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 16:42:12,559 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 36.36363636363637) internal successors, (400), 11 states have internal predecessors, (400), 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) [2024-04-05 16:42:12,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:12,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 16:42:12,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 16:42:12,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-05 16:42:12,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 16:42:12,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 16:42:12,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 16:42:12,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:13,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:13,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 16:42:13,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 16:42:13,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 16:42:13,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 16:42:13,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 16:42:13,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 16:42:13,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 16:42:13,308 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-04-05 16:42:13,489 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 16:42:13,490 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-04-05 16:42:13,490 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 16:42:13,490 INFO L85 PathProgramCache]: Analyzing trace with hash -918159008, now seen corresponding path program 2 times [2024-04-05 16:42:13,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 16:42:13,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584538526] [2024-04-05 16:42:13,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 16:42:13,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 16:42:13,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 16:42:14,044 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 16:42:14,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 16:42:14,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584538526] [2024-04-05 16:42:14,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584538526] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 16:42:14,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1584662695] [2024-04-05 16:42:14,044 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 16:42:14,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 16:42:14,044 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 16:42:14,045 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 16:42:14,072 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-04-05 16:42:15,554 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 16:42:15,554 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 16:42:15,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 1232 conjuncts, 15 conjunts are in the unsatisfiable core [2024-04-05 16:42:15,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 16:42:15,694 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 16:42:15,694 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 16:42:15,837 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 16:42:15,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1584662695] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 16:42:15,837 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 16:42:15,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 21 [2024-04-05 16:42:15,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405250055] [2024-04-05 16:42:15,837 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 16:42:15,838 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-04-05 16:42:15,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 16:42:15,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-04-05 16:42:15,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=301, Unknown=0, NotChecked=0, Total=420 [2024-04-05 16:42:15,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:15,839 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 16:42:15,840 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 22.80952380952381) internal successors, (479), 21 states have internal predecessors, (479), 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) [2024-04-05 16:42:15,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:15,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 16:42:15,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 16:42:15,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-05 16:42:15,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 16:42:15,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 16:42:15,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 16:42:15,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 16:42:15,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:16,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:42:16,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 16:42:16,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 16:42:16,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 16:42:16,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 16:42:16,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 16:42:16,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 16:42:16,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 16:42:16,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 16:42:16,723 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-04-05 16:42:16,916 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-04-05 16:42:16,916 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-04-05 16:42:16,917 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 16:42:16,917 INFO L85 PathProgramCache]: Analyzing trace with hash 1535798886, now seen corresponding path program 3 times [2024-04-05 16:42:16,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 16:42:16,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461668001] [2024-04-05 16:42:16,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 16:42:16,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 16:42:17,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 16:42:17,878 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 370 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 16:42:17,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 16:42:17,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461668001] [2024-04-05 16:42:17,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [461668001] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 16:42:17,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [456185391] [2024-04-05 16:42:17,879 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-05 16:42:17,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 16:42:17,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 16:42:17,886 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 16:42:17,927 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-04-05 16:43:46,807 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2024-04-05 16:43:46,807 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 16:43:46,836 INFO L262 TraceCheckSpWp]: Trace formula consists of 1364 conjuncts, 28 conjunts are in the unsatisfiable core [2024-04-05 16:43:46,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 16:43:47,234 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 370 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 16:43:47,234 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 16:43:47,737 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 370 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 16:43:47,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [456185391] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 16:43:47,737 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 16:43:47,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15, 16] total 40 [2024-04-05 16:43:47,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846415948] [2024-04-05 16:43:47,738 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 16:43:47,739 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-04-05 16:43:47,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 16:43:47,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-04-05 16:43:47,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=406, Invalid=1154, Unknown=0, NotChecked=0, Total=1560 [2024-04-05 16:43:47,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:43:47,740 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 16:43:47,741 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 15.4) internal successors, (616), 40 states have internal predecessors, (616), 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) [2024-04-05 16:43:47,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:43:47,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 16:43:47,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 16:43:47,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-05 16:43:47,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 16:43:47,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 16:43:47,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 16:43:47,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 16:43:47,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 16:43:47,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:43:53,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:43:53,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 16:43:53,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 16:43:53,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 16:43:53,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 16:43:53,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 16:43:53,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 16:43:53,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 16:43:53,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 16:43:53,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 16:43:53,355 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-04-05 16:43:53,542 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 16:43:53,544 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-04-05 16:43:53,545 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 16:43:53,548 INFO L85 PathProgramCache]: Analyzing trace with hash -347202446, now seen corresponding path program 4 times [2024-04-05 16:43:53,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 16:43:53,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312780501] [2024-04-05 16:43:53,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 16:43:53,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 16:43:53,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 16:43:55,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1870 backedges. 0 proven. 1870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 16:43:55,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 16:43:55,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312780501] [2024-04-05 16:43:55,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1312780501] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 16:43:55,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [865633551] [2024-04-05 16:43:55,543 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-05 16:43:55,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 16:43:55,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 16:43:55,553 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 16:43:55,554 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-04-05 16:43:59,052 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-05 16:43:59,052 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 16:43:59,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 1628 conjuncts, 51 conjunts are in the unsatisfiable core [2024-04-05 16:43:59,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 16:43:59,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1870 backedges. 0 proven. 1870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 16:43:59,481 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 16:44:00,344 INFO L134 CoverageAnalysis]: Checked inductivity of 1870 backedges. 0 proven. 1870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 16:44:00,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [865633551] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 16:44:00,344 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 16:44:00,345 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 27] total 53 [2024-04-05 16:44:00,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308038952] [2024-04-05 16:44:00,345 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 16:44:00,346 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2024-04-05 16:44:00,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 16:44:00,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2024-04-05 16:44:00,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=728, Invalid=2028, Unknown=0, NotChecked=0, Total=2756 [2024-04-05 16:44:00,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:44:00,348 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 16:44:00,348 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 13.88679245283019) internal successors, (736), 53 states have internal predecessors, (736), 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) [2024-04-05 16:44:00,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:44:00,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 16:44:00,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 16:44:00,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-05 16:44:00,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 16:44:00,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 16:44:00,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 16:44:00,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 16:44:00,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 16:44:00,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 16:44:00,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:45:21,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:45:21,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 16:45:21,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 16:45:21,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 16:45:21,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 16:45:21,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 16:45:21,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 16:45:21,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 16:45:21,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 16:45:21,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 16:45:21,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-04-05 16:45:21,367 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-04-05 16:45:21,567 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 16:45:21,568 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-04-05 16:45:21,568 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 16:45:21,568 INFO L85 PathProgramCache]: Analyzing trace with hash -1553938294, now seen corresponding path program 5 times [2024-04-05 16:45:21,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 16:45:21,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333280628] [2024-04-05 16:45:21,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 16:45:21,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 16:45:22,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 16:45:26,037 INFO L134 CoverageAnalysis]: Checked inductivity of 8326 backedges. 0 proven. 8326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 16:45:26,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 16:45:26,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333280628] [2024-04-05 16:45:26,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333280628] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 16:45:26,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [508232698] [2024-04-05 16:45:26,038 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-05 16:45:26,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 16:45:26,038 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 16:45:26,053 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 16:45:26,058 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process Received shutdown request... [2024-04-05 16:56:20,081 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 16:56:20,106 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 16:56:20,120 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 16:56:21,099 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-04-05 16:56:21,144 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 [2024-04-05 16:56:21,306 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forcibly destroying the process [2024-04-05 16:56:21,328 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 137 [2024-04-05 16:56:21,328 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-04-05 16:56:21,329 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-04-05 16:56:21,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51] total 51 [2024-04-05 16:56:21,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578635669] [2024-04-05 16:56:21,329 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-04-05 16:56:21,329 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2024-04-05 16:56:21,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 16:56:21,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2024-04-05 16:56:21,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=192, Invalid=2358, Unknown=0, NotChecked=0, Total=2550 [2024-04-05 16:56:21,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:56:21,331 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 16:56:21,332 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 14.509803921568627) internal successors, (740), 51 states have internal predecessors, (740), 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) [2024-04-05 16:56:21,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:56:21,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 16:56:21,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 16:56:21,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-05 16:56:21,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 16:56:21,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 16:56:21,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 16:56:21,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 16:56:21,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 16:56:21,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 16:56:21,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-04-05 16:56:21,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 16:56:21,342 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-04-05 16:56:21,342 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2024-04-05 16:56:21,344 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION (8 of 9 remaining) [2024-04-05 16:56:21,344 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (7 of 9 remaining) [2024-04-05 16:56:21,345 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 9 remaining) [2024-04-05 16:56:21,345 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 9 remaining) [2024-04-05 16:56:21,345 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 9 remaining) [2024-04-05 16:56:21,345 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION (3 of 9 remaining) [2024-04-05 16:56:21,345 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 9 remaining) [2024-04-05 16:56:21,345 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 9 remaining) [2024-04-05 16:56:21,345 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION (0 of 9 remaining) [2024-04-05 16:56:21,363 INFO L445 BasicCegarLoop]: Path program histogram: [5, 1, 1, 1, 1, 1, 1, 1] [2024-04-05 16:56:21,367 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-05 16:56:21,367 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-05 16:56:21,369 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 04:56:21 BasicIcfg [2024-04-05 16:56:21,369 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-05 16:56:21,370 INFO L158 Benchmark]: Toolchain (without parser) took 867615.51ms. Allocated memory was 304.1MB in the beginning and 1.4GB in the end (delta: 1.1GB). Free memory was 220.6MB in the beginning and 517.6MB in the end (delta: -297.0MB). Peak memory consumption was 837.9MB. Max. memory is 8.0GB. [2024-04-05 16:56:21,370 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 176.2MB. Free memory was 140.7MB in the beginning and 140.5MB in the end (delta: 230.8kB). There was no memory consumed. Max. memory is 8.0GB. [2024-04-05 16:56:21,371 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3752.58ms. Allocated memory is still 304.1MB. Free memory was 220.6MB in the beginning and 210.2MB in the end (delta: 10.4MB). Peak memory consumption was 130.2MB. Max. memory is 8.0GB. [2024-04-05 16:56:21,372 INFO L158 Benchmark]: Boogie Procedure Inliner took 169.09ms. Allocated memory is still 304.1MB. Free memory was 210.2MB in the beginning and 198.7MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-05 16:56:21,372 INFO L158 Benchmark]: Boogie Preprocessor took 89.97ms. Allocated memory is still 304.1MB. Free memory was 198.7MB in the beginning and 192.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2024-04-05 16:56:21,373 INFO L158 Benchmark]: RCFGBuilder took 1137.14ms. Allocated memory is still 304.1MB. Free memory was 192.4MB in the beginning and 120.6MB in the end (delta: 71.8MB). Peak memory consumption was 71.3MB. Max. memory is 8.0GB. [2024-04-05 16:56:21,373 INFO L158 Benchmark]: TraceAbstraction took 862451.04ms. Allocated memory was 304.1MB in the beginning and 1.4GB in the end (delta: 1.1GB). Free memory was 119.5MB in the beginning and 517.6MB in the end (delta: -398.0MB). Peak memory consumption was 737.1MB. Max. memory is 8.0GB. [2024-04-05 16:56:21,374 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 176.2MB. Free memory was 140.7MB in the beginning and 140.5MB in the end (delta: 230.8kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 3752.58ms. Allocated memory is still 304.1MB. Free memory was 220.6MB in the beginning and 210.2MB in the end (delta: 10.4MB). Peak memory consumption was 130.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 169.09ms. Allocated memory is still 304.1MB. Free memory was 210.2MB in the beginning and 198.7MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 89.97ms. Allocated memory is still 304.1MB. Free memory was 198.7MB in the beginning and 192.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * RCFGBuilder took 1137.14ms. Allocated memory is still 304.1MB. Free memory was 192.4MB in the beginning and 120.6MB in the end (delta: 71.8MB). Peak memory consumption was 71.3MB. Max. memory is 8.0GB. * TraceAbstraction took 862451.04ms. Allocated memory was 304.1MB in the beginning and 1.4GB in the end (delta: 1.1GB). Free memory was 119.5MB in the beginning and 517.6MB in the end (delta: -398.0MB). Peak memory consumption was 737.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 5814]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 273007, independent: 259619, independent conditional: 259578, independent unconditional: 41, dependent: 13388, dependent conditional: 13372, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 259873, independent: 259619, independent conditional: 259578, independent unconditional: 41, dependent: 254, dependent conditional: 254, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 259873, independent: 259619, independent conditional: 259578, independent unconditional: 41, dependent: 254, dependent conditional: 254, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 259873, independent: 259619, independent conditional: 259578, independent unconditional: 41, dependent: 254, dependent conditional: 254, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 260951, independent: 259619, independent conditional: 8234, independent unconditional: 251385, dependent: 1332, dependent conditional: 804, dependent unconditional: 528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 260951, independent: 259619, independent conditional: 1656, independent unconditional: 257963, dependent: 1332, dependent conditional: 466, dependent unconditional: 866, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 260951, independent: 259619, independent conditional: 1656, independent unconditional: 257963, dependent: 1332, dependent conditional: 466, dependent unconditional: 866, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4170, independent: 4152, independent conditional: 15, independent unconditional: 4137, dependent: 18, dependent conditional: 14, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4170, independent: 4150, independent conditional: 0, independent unconditional: 4150, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 20, independent: 2, independent conditional: 2, independent unconditional: 0, dependent: 18, dependent conditional: 14, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 20, independent: 2, independent conditional: 2, independent unconditional: 0, dependent: 18, dependent conditional: 14, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 63, independent: 6, independent conditional: 6, independent unconditional: 0, dependent: 58, dependent conditional: 28, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 260951, independent: 255467, independent conditional: 1641, independent unconditional: 253826, dependent: 1314, dependent conditional: 452, dependent unconditional: 862, unknown: 4170, unknown conditional: 29, unknown unconditional: 4141] , Statistics on independence cache: Total cache size (in pairs): 4170, Positive cache size: 4152, Positive conditional cache size: 15, Positive unconditional cache size: 4137, Negative cache size: 18, Negative conditional cache size: 14, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6916, Maximal queried relation: 4, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 260951, independent: 259619, independent conditional: 8234, independent unconditional: 251385, dependent: 1332, dependent conditional: 804, dependent unconditional: 528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 260951, independent: 259619, independent conditional: 1656, independent unconditional: 257963, dependent: 1332, dependent conditional: 466, dependent unconditional: 866, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 260951, independent: 259619, independent conditional: 1656, independent unconditional: 257963, dependent: 1332, dependent conditional: 466, dependent unconditional: 866, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4170, independent: 4152, independent conditional: 15, independent unconditional: 4137, dependent: 18, dependent conditional: 14, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4170, independent: 4150, independent conditional: 0, independent unconditional: 4150, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 20, independent: 2, independent conditional: 2, independent unconditional: 0, dependent: 18, dependent conditional: 14, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 20, independent: 2, independent conditional: 2, independent unconditional: 0, dependent: 18, dependent conditional: 14, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 63, independent: 6, independent conditional: 6, independent unconditional: 0, dependent: 58, dependent conditional: 28, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 260951, independent: 255467, independent conditional: 1641, independent unconditional: 253826, dependent: 1314, dependent conditional: 452, dependent unconditional: 862, unknown: 4170, unknown conditional: 29, unknown unconditional: 4141] , Statistics on independence cache: Total cache size (in pairs): 4170, Positive cache size: 4152, Positive conditional cache size: 15, Positive unconditional cache size: 4137, Negative cache size: 18, Negative conditional cache size: 14, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6916 ], Independence queries for same thread: 13134 - TimeoutResultAtElement [Line: 174]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 174]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 7068]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 7069]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 174]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 174]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 1030 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 862.2s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 91.9s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 188, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 95.8s SatisfiabilityAnalysisTime, 14.2s InterpolantComputationTime, 7497 NumberOfCodeBlocks, 7497 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 9257 ConstructedInterpolants, 1 QuantifiedInterpolants, 22672 SizeOfPredicates, 72 NumberOfNonLiveVariables, 9566 ConjunctsInSsa, 246 ConjunctsInUnsatCore, 24 InterpolantComputations, 7 PerfectInterpolantSequences, 4/15213 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout !ENTRY org.eclipse.osgi 4 0 2024-04-05 16:56:21.391 !MESSAGE Application error !STACK 1 org.eclipse.core.internal.resources.ResourceException(/)[568]: java.io.FileNotFoundException: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/4fc16e987/.metadata/.plugins/org.eclipse.core.resources/.root/1.tree (No such file or directory) at java.base/java.io.FileOutputStream.open0(Native Method) at java.base/java.io.FileOutputStream.open(FileOutputStream.java:298) at java.base/java.io.FileOutputStream.(FileOutputStream.java:237) at java.base/java.io.FileOutputStream.(FileOutputStream.java:187) at org.eclipse.core.internal.localstore.SafeFileOutputStream.(SafeFileOutputStream.java:55) at org.eclipse.core.internal.resources.SaveManager.saveTree(SaveManager.java:1381) at org.eclipse.core.internal.resources.SaveManager.save(SaveManager.java:1168) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2333) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2322) at de.uni_freiburg.informatik.ultimate.core.coreplugin.UltimateCore.start(UltimateCore.java:190) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:657) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:594) at org.eclipse.equinox.launcher.Main.run(Main.java:1465) at org.eclipse.equinox.launcher.Main.main(Main.java:1438) Completed graceful shutdown