/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 BOTH --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-06 07:58:32,738 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-06 07:58:32,810 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-06 07:58:32,814 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-06 07:58:32,814 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-06 07:58:32,836 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-06 07:58:32,837 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-06 07:58:32,837 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-06 07:58:32,838 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-06 07:58:32,841 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-06 07:58:32,842 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-06 07:58:32,842 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-06 07:58:32,842 INFO L153 SettingsManager]: * Use SBE=true [2024-04-06 07:58:32,844 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-06 07:58:32,844 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-06 07:58:32,844 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-06 07:58:32,844 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-06 07:58:32,844 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-06 07:58:32,845 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-06 07:58:32,845 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-06 07:58:32,845 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-06 07:58:32,845 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-06 07:58:32,845 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-06 07:58:32,845 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-06 07:58:32,846 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-06 07:58:32,856 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-06 07:58:32,856 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-06 07:58:32,856 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-06 07:58:32,856 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-06 07:58:32,856 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-06 07:58:32,859 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-06 07:58:32,859 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-06 07:58:32,859 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-06 07:58:32,859 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-06 07:58:32,859 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-06 07:58:32,859 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-06 07:58:32,860 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-06 07:58:32,860 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-06 07:58:32,860 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-06 07:58:32,860 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> BOTH Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-04-06 07:58:33,087 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-06 07:58:33,111 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-06 07:58:33,113 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-06 07:58:33,114 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-06 07:58:33,114 INFO L274 PluginConnector]: CDTParser initialized [2024-04-06 07:58:33,115 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i [2024-04-06 07:58:34,276 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-06 07:58:34,654 INFO L384 CDTParser]: Found 1 translation units. [2024-04-06 07:58:34,654 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i [2024-04-06 07:58:34,711 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/12343289b/f739e770cd9c49f88537e963e90ca7c7/FLAGb7f5a34dc [2024-04-06 07:58:34,724 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/12343289b/f739e770cd9c49f88537e963e90ca7c7 [2024-04-06 07:58:34,727 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-06 07:58:34,729 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-06 07:58:34,730 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-06 07:58:34,730 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-06 07:58:34,734 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-06 07:58:34,735 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 07:58:34" (1/1) ... [2024-04-06 07:58:34,736 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f86c524 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:58:34, skipping insertion in model container [2024-04-06 07:58:34,736 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 07:58:34" (1/1) ... [2024-04-06 07:58:34,861 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-06 07:58:35,118 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_open_pc8736x_gpio_configure.i[5469,5482] [2024-04-06 07:58:37,440 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-06 07:58:37,440 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-06 07:58:37,525 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-06 07:58:37,544 INFO L202 MainTranslator]: Completed pre-run [2024-04-06 07:58:37,563 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_open_pc8736x_gpio_configure.i[5469,5482] [2024-04-06 07:58:37,641 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] [2024-04-06 07:58:37,642 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] [2024-04-06 07:58:37,643 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] [2024-04-06 07:58:37,643 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] [2024-04-06 07:58:37,772 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-04-06 07:58:37,799 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-06 07:58:37,799 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-06 07:58:37,809 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-06 07:58:38,141 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-06 07:58:38,141 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-06 07:58:38,141 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2024-04-06 07:58:38,141 WARN L675 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2024-04-06 07:58:38,141 WARN L675 CHandler]: The function ____ilog2_NaN is called, but not defined or handled by StandardFunctionHandler. [2024-04-06 07:58:38,141 WARN L675 CHandler]: The function _whoop_init is called, but not defined or handled by StandardFunctionHandler. [2024-04-06 07:58:38,147 INFO L206 MainTranslator]: Completed translation [2024-04-06 07:58:38,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:58:38 WrapperNode [2024-04-06 07:58:38,147 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-06 07:58:38,148 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-06 07:58:38,148 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-06 07:58:38,148 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-06 07:58:38,153 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:58:38" (1/1) ... [2024-04-06 07:58:38,229 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:58:38" (1/1) ... [2024-04-06 07:58:38,313 INFO L138 Inliner]: procedures = 1393, calls = 1529, calls flagged for inlining = 392, calls inlined = 70, statements flattened = 756 [2024-04-06 07:58:38,313 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-06 07:58:38,314 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-06 07:58:38,314 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-06 07:58:38,314 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-06 07:58:38,321 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:58:38" (1/1) ... [2024-04-06 07:58:38,321 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:58:38" (1/1) ... [2024-04-06 07:58:38,333 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:58:38" (1/1) ... [2024-04-06 07:58:38,333 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:58:38" (1/1) ... [2024-04-06 07:58:38,355 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:58:38" (1/1) ... [2024-04-06 07:58:38,373 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:58:38" (1/1) ... [2024-04-06 07:58:38,377 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:58:38" (1/1) ... [2024-04-06 07:58:38,380 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:58:38" (1/1) ... [2024-04-06 07:58:38,404 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-06 07:58:38,404 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-06 07:58:38,404 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-06 07:58:38,404 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-06 07:58:38,405 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:58:38" (1/1) ... [2024-04-06 07:58:38,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-06 07:58:38,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 07:58:38,470 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) [2024-04-06 07:58:38,525 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 [2024-04-06 07:58:38,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-06 07:58:38,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-06 07:58:38,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-06 07:58:38,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-04-06 07:58:38,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-06 07:58:38,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-06 07:58:38,548 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_open [2024-04-06 07:58:38,548 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_open [2024-04-06 07:58:38,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-04-06 07:58:38,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-06 07:58:38,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-04-06 07:58:38,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-06 07:58:38,549 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_configure [2024-04-06 07:58:38,549 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_configure [2024-04-06 07:58:38,549 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-06 07:58:38,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-06 07:58:38,550 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-06 07:58:38,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-04-06 07:58:38,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-06 07:58:38,553 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-06 07:58:38,914 INFO L241 CfgBuilder]: Building ICFG [2024-04-06 07:58:38,915 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-06 07:58:39,481 INFO L282 CfgBuilder]: Performing block encoding [2024-04-06 07:58:39,506 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-06 07:58:39,507 INFO L309 CfgBuilder]: Removed 21 assume(true) statements. [2024-04-06 07:58:39,508 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 07:58:39 BoogieIcfgContainer [2024-04-06 07:58:39,509 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-06 07:58:39,511 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-06 07:58:39,511 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-06 07:58:39,513 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-06 07:58:39,513 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.04 07:58:34" (1/3) ... [2024-04-06 07:58:39,514 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d39787f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 07:58:39, skipping insertion in model container [2024-04-06 07:58:39,514 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:58:38" (2/3) ... [2024-04-06 07:58:39,514 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d39787f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 07:58:39, skipping insertion in model container [2024-04-06 07:58:39,514 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 07:58:39" (3/3) ... [2024-04-06 07:58:39,515 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i [2024-04-06 07:58:39,521 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-06 07:58:39,529 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-06 07:58:39,529 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-04-06 07:58:39,529 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-06 07:58:39,609 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-04-06 07:58:39,648 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-06 07:58:39,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-06 07:58:39,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 07:58:39,651 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) [2024-04-06 07:58:39,662 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 [2024-04-06 07:58:39,676 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-06 07:58:39,686 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 07:58:39,687 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-06 07:58:39,692 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;@4a8c176d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=BOTH, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-06 07:58:39,693 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-04-06 07:58:39,812 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-06 07:58:39,814 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 07:58:39,814 INFO L85 PathProgramCache]: Analyzing trace with hash -2050247676, now seen corresponding path program 1 times [2024-04-06 07:58:39,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 07:58:39,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242379507] [2024-04-06 07:58:39,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 07:58:39,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 07:58:40,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 07:58:40,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 07:58:40,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 07:58:40,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242379507] [2024-04-06 07:58:40,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1242379507] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 07:58:40,316 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 07:58:40,316 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-06 07:58:40,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690545306] [2024-04-06 07:58:40,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 07:58:40,325 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-06 07:58:40,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 07:58:40,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-06 07:58:40,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-06 07:58:40,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:58:40,364 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 07:58:40,365 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 120.0) internal successors, (240), 2 states have internal predecessors, (240), 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) [2024-04-06 07:58:40,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:58:40,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:58:40,430 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-06 07:58:40,431 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-06 07:58:40,431 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 07:58:40,431 INFO L85 PathProgramCache]: Analyzing trace with hash -932050418, now seen corresponding path program 1 times [2024-04-06 07:58:40,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 07:58:40,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903127071] [2024-04-06 07:58:40,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 07:58:40,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 07:58:40,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 07:58:40,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 07:58:40,836 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 07:58:40,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903127071] [2024-04-06 07:58:40,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903127071] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 07:58:40,836 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 07:58:40,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-04-06 07:58:40,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395043799] [2024-04-06 07:58:40,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 07:58:40,839 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-04-06 07:58:40,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 07:58:40,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-04-06 07:58:40,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-04-06 07:58:40,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:58:40,914 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 07:58:40,914 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 26.555555555555557) internal successors, (239), 9 states have internal predecessors, (239), 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) [2024-04-06 07:58:40,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:58:40,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:58:41,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:58:41,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 07:58:41,115 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-06 07:58:41,115 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-06 07:58:41,128 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 07:58:41,128 INFO L85 PathProgramCache]: Analyzing trace with hash -998092234, now seen corresponding path program 1 times [2024-04-06 07:58:41,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 07:58:41,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985389997] [2024-04-06 07:58:41,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 07:58:41,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 07:58:41,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 07:58:41,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 07:58:41,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 07:58:41,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1985389997] [2024-04-06 07:58:41,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1985389997] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 07:58:41,819 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 07:58:41,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-06 07:58:41,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868486309] [2024-04-06 07:58:41,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 07:58:41,820 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-06 07:58:41,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 07:58:41,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-06 07:58:41,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-04-06 07:58:41,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:58:41,832 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 07:58:41,833 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 43.333333333333336) internal successors, (260), 6 states have internal predecessors, (260), 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) [2024-04-06 07:58:41,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:58:41,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-06 07:58:41,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:58:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:58:42,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 07:58:42,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-06 07:58:42,421 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-04-06 07:58:42,421 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-06 07:58:42,421 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 07:58:42,422 INFO L85 PathProgramCache]: Analyzing trace with hash 576285289, now seen corresponding path program 1 times [2024-04-06 07:58:42,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 07:58:42,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233629169] [2024-04-06 07:58:42,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 07:58:42,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 07:58:42,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 07:58:43,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 07:58:43,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 07:58:43,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233629169] [2024-04-06 07:58:43,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [233629169] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 07:58:43,471 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 07:58:43,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-04-06 07:58:43,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904917214] [2024-04-06 07:58:43,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 07:58:43,472 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-04-06 07:58:43,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 07:58:43,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-04-06 07:58:43,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2024-04-06 07:58:43,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:58:43,482 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 07:58:43,482 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 22.083333333333332) internal successors, (265), 12 states have internal predecessors, (265), 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) [2024-04-06 07:58:43,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:58:43,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-06 07:58:43,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-06 07:58:43,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:58:44,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:58:44,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 07:58:44,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-06 07:58:44,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-06 07:58:44,167 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-04-06 07:58:44,167 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-06 07:58:44,168 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 07:58:44,168 INFO L85 PathProgramCache]: Analyzing trace with hash 257521036, now seen corresponding path program 1 times [2024-04-06 07:58:44,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 07:58:44,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027398563] [2024-04-06 07:58:44,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 07:58:44,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 07:58:44,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 07:58:48,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 07:58:48,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 07:58:48,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027398563] [2024-04-06 07:58:48,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027398563] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 07:58:48,464 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 07:58:48,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2024-04-06 07:58:48,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055145756] [2024-04-06 07:58:48,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 07:58:48,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-04-06 07:58:48,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 07:58:48,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-04-06 07:58:48,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=285, Unknown=0, NotChecked=0, Total=342 [2024-04-06 07:58:48,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:58:48,733 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 07:58:48,733 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 22.94736842105263) internal successors, (436), 19 states have internal predecessors, (436), 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) [2024-04-06 07:58:48,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:58:48,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-06 07:58:48,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-06 07:58:48,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-06 07:58:48,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:58:56,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:58:56,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 07:58:56,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-06 07:58:56,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-06 07:58:56,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-04-06 07:58:56,213 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-04-06 07:58:56,213 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-06 07:58:56,213 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 07:58:56,214 INFO L85 PathProgramCache]: Analyzing trace with hash 823394092, now seen corresponding path program 2 times [2024-04-06 07:58:56,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 07:58:56,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819101670] [2024-04-06 07:58:56,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 07:58:56,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 07:58:56,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 07:58:58,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 07:58:58,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 07:58:58,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819101670] [2024-04-06 07:58:58,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1819101670] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 07:58:58,099 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 07:58:58,099 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-04-06 07:58:58,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489165164] [2024-04-06 07:58:58,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 07:58:58,100 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-04-06 07:58:58,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 07:58:58,634 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 716 treesize of output 668 [2024-04-06 07:58:58,755 INFO L85 PathProgramCache]: Analyzing trace with hash 1475780016, now seen corresponding path program 1 times [2024-04-06 07:58:58,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 07:58:58,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 07:58:58,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 07:58:59,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 07:58:59,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 07:58:59,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 07:58:59,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 07:58:59,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 07:58:59,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-04-06 07:58:59,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2024-04-06 07:58:59,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:58:59,619 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 07:58:59,620 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 41.333333333333336) internal successors, (620), 16 states have internal predecessors, (620), 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) [2024-04-06 07:58:59,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:58:59,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-06 07:58:59,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-06 07:58:59,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-06 07:58:59,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-04-06 07:58:59,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:59:10,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:59:10,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 07:59:10,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-06 07:59:10,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-06 07:59:10,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-06 07:59:10,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-04-06 07:59:10,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5 [2024-04-06 07:59:10,570 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-06 07:59:10,571 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 07:59:10,571 INFO L85 PathProgramCache]: Analyzing trace with hash -1417933788, now seen corresponding path program 1 times [2024-04-06 07:59:10,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 07:59:10,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495808576] [2024-04-06 07:59:10,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 07:59:10,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 07:59:10,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 07:59:10,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 07:59:10,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 07:59:10,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495808576] [2024-04-06 07:59:10,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495808576] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 07:59:10,904 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 07:59:10,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-06 07:59:10,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055890544] [2024-04-06 07:59:10,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 07:59:10,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-06 07:59:10,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 07:59:10,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-06 07:59:10,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-04-06 07:59:10,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:59:10,909 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 07:59:10,911 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 42.666666666666664) internal successors, (256), 6 states have internal predecessors, (256), 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) [2024-04-06 07:59:10,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:59:10,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-06 07:59:10,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-06 07:59:10,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-06 07:59:10,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-06 07:59:10,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-04-06 07:59:10,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:59:12,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:59:12,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-06 07:59:12,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-06 07:59:12,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-06 07:59:12,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-06 07:59:12,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-04-06 07:59:12,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 07:59:12,469 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-04-06 07:59:12,469 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2024-04-06 07:59:12,469 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-04-06 07:59:12,469 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-04-06 07:59:12,469 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2024-04-06 07:59:12,470 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-04-06 07:59:12,473 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1] [2024-04-06 07:59:12,476 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-06 07:59:12,476 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-06 07:59:12,478 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.04 07:59:12 BasicIcfg [2024-04-06 07:59:12,478 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-06 07:59:12,478 INFO L158 Benchmark]: Toolchain (without parser) took 37749.47ms. Allocated memory was 273.7MB in the beginning and 1.5GB in the end (delta: 1.2GB). Free memory was 191.1MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 103.8MB. Max. memory is 8.0GB. [2024-04-06 07:59:12,478 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 273.7MB. Free memory is still 238.8MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-06 07:59:12,478 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3417.59ms. Allocated memory was 273.7MB in the beginning and 389.0MB in the end (delta: 115.3MB). Free memory was 190.9MB in the beginning and 214.9MB in the end (delta: -24.1MB). Peak memory consumption was 107.2MB. Max. memory is 8.0GB. [2024-04-06 07:59:12,479 INFO L158 Benchmark]: Boogie Procedure Inliner took 165.18ms. Allocated memory is still 389.0MB. Free memory was 214.9MB in the beginning and 202.9MB in the end (delta: 12.0MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-06 07:59:12,479 INFO L158 Benchmark]: Boogie Preprocessor took 89.91ms. Allocated memory is still 389.0MB. Free memory was 202.9MB in the beginning and 196.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2024-04-06 07:59:12,479 INFO L158 Benchmark]: RCFGBuilder took 1104.40ms. Allocated memory is still 389.0MB. Free memory was 196.6MB in the beginning and 250.1MB in the end (delta: -53.5MB). Peak memory consumption was 14.2MB. Max. memory is 8.0GB. [2024-04-06 07:59:12,479 INFO L158 Benchmark]: TraceAbstraction took 32967.07ms. Allocated memory was 389.0MB in the beginning and 1.5GB in the end (delta: 1.1GB). Free memory was 248.5MB in the beginning and 1.3GB in the end (delta: -1.0GB). Peak memory consumption was 45.4MB. Max. memory is 8.0GB. [2024-04-06 07:59:12,480 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 273.7MB. Free memory is still 238.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 3417.59ms. Allocated memory was 273.7MB in the beginning and 389.0MB in the end (delta: 115.3MB). Free memory was 190.9MB in the beginning and 214.9MB in the end (delta: -24.1MB). Peak memory consumption was 107.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 165.18ms. Allocated memory is still 389.0MB. Free memory was 214.9MB in the beginning and 202.9MB in the end (delta: 12.0MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 89.91ms. Allocated memory is still 389.0MB. Free memory was 202.9MB in the beginning and 196.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * RCFGBuilder took 1104.40ms. Allocated memory is still 389.0MB. Free memory was 196.6MB in the beginning and 250.1MB in the end (delta: -53.5MB). Peak memory consumption was 14.2MB. Max. memory is 8.0GB. * TraceAbstraction took 32967.07ms. Allocated memory was 389.0MB in the beginning and 1.5GB in the end (delta: 1.1GB). Free memory was 248.5MB in the beginning and 1.3GB in the end (delta: -1.0GB). Peak memory consumption was 45.4MB. 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: 318783, independent: 313723, independent conditional: 313651, independent unconditional: 72, dependent: 5038, dependent conditional: 5015, dependent unconditional: 23, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 314889, independent: 313723, independent conditional: 313651, independent unconditional: 72, dependent: 1144, dependent conditional: 1144, dependent unconditional: 0, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 314889, independent: 313723, independent conditional: 313651, independent unconditional: 72, dependent: 1144, dependent conditional: 1144, dependent unconditional: 0, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 314889, independent: 313723, independent conditional: 313651, independent unconditional: 72, dependent: 1144, dependent conditional: 1144, dependent unconditional: 0, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 320703, independent: 313723, independent conditional: 22566, independent unconditional: 291157, dependent: 6852, dependent conditional: 4532, dependent unconditional: 2320, unknown: 128, unknown conditional: 82, unknown unconditional: 46] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 320703, independent: 313723, independent conditional: 4157, independent unconditional: 309566, dependent: 6852, dependent conditional: 2882, dependent unconditional: 3970, unknown: 128, unknown conditional: 64, unknown unconditional: 64] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 320703, independent: 313723, independent conditional: 4157, independent unconditional: 309566, dependent: 6852, dependent conditional: 2882, dependent unconditional: 3970, unknown: 128, unknown conditional: 64, unknown unconditional: 64] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8457, independent: 8361, independent conditional: 72, independent unconditional: 8289, dependent: 84, dependent conditional: 71, dependent unconditional: 13, unknown: 12, unknown conditional: 8, unknown unconditional: 4] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8457, independent: 8346, independent conditional: 0, independent unconditional: 8346, dependent: 111, dependent conditional: 0, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 111, independent: 15, independent conditional: 15, independent unconditional: 0, dependent: 84, dependent conditional: 71, dependent unconditional: 13, unknown: 12, unknown conditional: 8, unknown unconditional: 4] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 111, independent: 15, independent conditional: 15, independent unconditional: 0, dependent: 84, dependent conditional: 71, dependent unconditional: 13, unknown: 12, unknown conditional: 8, unknown unconditional: 4] , SemanticIndependenceRelation.Query Time [ms]: [ total: 13673, independent: 221, independent conditional: 221, independent unconditional: 0, dependent: 720, dependent conditional: 526, dependent unconditional: 194, unknown: 12733, unknown conditional: 8553, unknown unconditional: 4179] , Protected Queries: 0 ], Cache Queries: [ total: 320703, independent: 305362, independent conditional: 4085, independent unconditional: 301277, dependent: 6768, dependent conditional: 2811, dependent unconditional: 3957, unknown: 8573, unknown conditional: 207, unknown unconditional: 8366] , Statistics on independence cache: Total cache size (in pairs): 8445, Positive cache size: 8361, Positive conditional cache size: 72, Positive unconditional cache size: 8289, Negative cache size: 84, Negative conditional cache size: 71, Negative unconditional cache size: 13, Unknown cache size: 12, Unknown conditional cache size: 8, Unknown unconditional cache size: 4, Eliminated conditions: 20077, Maximal queried relation: 5, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 320703, independent: 313723, independent conditional: 22566, independent unconditional: 291157, dependent: 6852, dependent conditional: 4532, dependent unconditional: 2320, unknown: 128, unknown conditional: 82, unknown unconditional: 46] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 320703, independent: 313723, independent conditional: 4157, independent unconditional: 309566, dependent: 6852, dependent conditional: 2882, dependent unconditional: 3970, unknown: 128, unknown conditional: 64, unknown unconditional: 64] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 320703, independent: 313723, independent conditional: 4157, independent unconditional: 309566, dependent: 6852, dependent conditional: 2882, dependent unconditional: 3970, unknown: 128, unknown conditional: 64, unknown unconditional: 64] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8457, independent: 8361, independent conditional: 72, independent unconditional: 8289, dependent: 84, dependent conditional: 71, dependent unconditional: 13, unknown: 12, unknown conditional: 8, unknown unconditional: 4] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8457, independent: 8346, independent conditional: 0, independent unconditional: 8346, dependent: 111, dependent conditional: 0, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 111, independent: 15, independent conditional: 15, independent unconditional: 0, dependent: 84, dependent conditional: 71, dependent unconditional: 13, unknown: 12, unknown conditional: 8, unknown unconditional: 4] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 111, independent: 15, independent conditional: 15, independent unconditional: 0, dependent: 84, dependent conditional: 71, dependent unconditional: 13, unknown: 12, unknown conditional: 8, unknown unconditional: 4] , SemanticIndependenceRelation.Query Time [ms]: [ total: 13673, independent: 221, independent conditional: 221, independent unconditional: 0, dependent: 720, dependent conditional: 526, dependent unconditional: 194, unknown: 12733, unknown conditional: 8553, unknown unconditional: 4179] , Protected Queries: 0 ], Cache Queries: [ total: 320703, independent: 305362, independent conditional: 4085, independent unconditional: 301277, dependent: 6768, dependent conditional: 2811, dependent unconditional: 3957, unknown: 8573, unknown conditional: 207, unknown unconditional: 8366] , Statistics on independence cache: Total cache size (in pairs): 8445, Positive cache size: 8361, Positive conditional cache size: 72, Positive unconditional cache size: 8289, Negative cache size: 84, Negative conditional cache size: 71, Negative unconditional cache size: 13, Unknown cache size: 12, Unknown conditional cache size: 8, Unknown unconditional cache size: 4, Eliminated conditions: 20077 ], Independence queries for same thread: 3894 - PositiveResult [Line: 174]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 174]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 1150 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 32.8s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 21.6s, 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: 133, 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: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 8.5s InterpolantComputationTime, 2132 NumberOfCodeBlocks, 2132 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 2125 ConstructedInterpolants, 0 QuantifiedInterpolants, 14089 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-04-06 07:59:12,534 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-04-06 07:59:12,730 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 Received shutdown request...