/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.commutativity.condition.synthesis SUFFICIENT_WITH_CONTEXT -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 0.3.0-wip.dk.conditional-comm-158c277 [2024-11-14 09:10:50,982 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 09:10:51,035 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-14 09:10:51,041 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 09:10:51,041 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 09:10:51,054 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 09:10:51,054 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 09:10:51,054 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 09:10:51,055 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 09:10:51,055 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 09:10:51,055 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-14 09:10:51,055 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-14 09:10:51,055 INFO L153 SettingsManager]: * Use SBE=true [2024-11-14 09:10:51,058 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 09:10:51,058 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 09:10:51,058 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 09:10:51,058 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 09:10:51,058 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 09:10:51,058 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 09:10:51,058 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 09:10:51,059 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 09:10:51,059 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 09:10:51,059 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 09:10:51,059 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 09:10:51,059 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 09:10:51,059 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 09:10:51,059 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 09:10:51,059 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-14 09:10:51,059 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 09:10:51,059 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 09:10:51,059 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 09:10:51,059 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 09:10:51,059 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 09:10:51,059 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-14 09:10:51,059 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 09:10:51,059 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 09:10:51,060 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-14 09:10:51,060 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-14 09:10:51,060 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-14 09:10:51,060 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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: Commutativity condition synthesis -> SUFFICIENT_WITH_CONTEXT [2024-11-14 09:10:51,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 09:10:51,274 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 09:10:51,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 09:10:51,276 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 09:10:51,277 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 09:10:51,278 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2024-11-14 09:10:52,388 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 09:10:52,763 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 09:10:52,763 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2024-11-14 09:10:52,800 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/b83ad4454/53f0742dabce44d998e71ab598f37cf4/FLAG0ba63c89d [2024-11-14 09:10:52,953 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/b83ad4454/53f0742dabce44d998e71ab598f37cf4 [2024-11-14 09:10:52,956 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 09:10:52,958 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-14 09:10:52,959 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 09:10:52,959 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 09:10:52,962 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 09:10:52,962 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 09:10:52" (1/1) ... [2024-11-14 09:10:52,962 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c708187 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:10:52, skipping insertion in model container [2024-11-14 09:10:52,963 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 09:10:52" (1/1) ... [2024-11-14 09:10:53,026 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 09:10:53,248 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i[5520,5533] [2024-11-14 09:10:55,540 WARN L1684 CHandler]: Possible shadowing of function iminor [2024-11-14 09:10:55,541 WARN L1684 CHandler]: Possible shadowing of function iminor [2024-11-14 09:10:55,576 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 09:10:55,584 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 09:10:55,597 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i[5520,5533] [2024-11-14 09:10:55,674 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] [2024-11-14 09:10:55,675 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] [2024-11-14 09:10:55,675 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] [2024-11-14 09:10:55,675 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] [2024-11-14 09:10:55,734 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5817] [2024-11-14 09:10:55,788 WARN L1684 CHandler]: Possible shadowing of function iminor [2024-11-14 09:10:55,788 WARN L1684 CHandler]: Possible shadowing of function iminor [2024-11-14 09:10:55,797 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 09:10:56,089 INFO L204 MainTranslator]: Completed translation [2024-11-14 09:10:56,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:10:56 WrapperNode [2024-11-14 09:10:56,090 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 09:10:56,091 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 09:10:56,091 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 09:10:56,091 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 09:10:56,095 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:10:56" (1/1) ... [2024-11-14 09:10:56,147 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:10:56" (1/1) ... [2024-11-14 09:10:56,193 INFO L138 Inliner]: procedures = 1394, calls = 1549, calls flagged for inlining = 397, calls inlined = 54, statements flattened = 763 [2024-11-14 09:10:56,194 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 09:10:56,194 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 09:10:56,194 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 09:10:56,194 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 09:10:56,201 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:10:56" (1/1) ... [2024-11-14 09:10:56,201 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:10:56" (1/1) ... [2024-11-14 09:10:56,207 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:10:56" (1/1) ... [2024-11-14 09:10:56,208 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:10:56" (1/1) ... [2024-11-14 09:10:56,232 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:10:56" (1/1) ... [2024-11-14 09:10:56,241 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:10:56" (1/1) ... [2024-11-14 09:10:56,249 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:10:56" (1/1) ... [2024-11-14 09:10:56,253 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:10:56" (1/1) ... [2024-11-14 09:10:56,260 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 09:10:56,261 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 09:10:56,261 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 09:10:56,261 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 09:10:56,264 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:10:56" (1/1) ... [2024-11-14 09:10:56,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 09:10:56,277 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 09:10:56,287 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 09:10:56,292 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 09:10:56,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 09:10:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 09:10:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 09:10:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-14 09:10:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_change [2024-11-14 09:10:56,306 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_change [2024-11-14 09:10:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_current [2024-11-14 09:10:56,306 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_current [2024-11-14 09:10:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 09:10:56,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 09:10:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-14 09:10:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-14 09:10:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 09:10:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-14 09:10:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-14 09:10:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-14 09:10:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-14 09:10:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 09:10:56,307 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-14 09:10:56,616 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 09:10:56,617 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 09:10:57,294 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 09:10:57,295 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 09:10:57,359 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 09:10:57,359 INFO L316 CfgBuilder]: Removed 25 assume(true) statements. [2024-11-14 09:10:57,360 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 09:10:57 BoogieIcfgContainer [2024-11-14 09:10:57,360 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 09:10:57,361 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 09:10:57,361 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 09:10:57,365 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 09:10:57,365 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 09:10:52" (1/3) ... [2024-11-14 09:10:57,365 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@740518ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 09:10:57, skipping insertion in model container [2024-11-14 09:10:57,365 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:10:56" (2/3) ... [2024-11-14 09:10:57,365 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@740518ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 09:10:57, skipping insertion in model container [2024-11-14 09:10:57,365 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 09:10:57" (3/3) ... [2024-11-14 09:10:57,366 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2024-11-14 09:10:57,375 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 09:10:57,379 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i that has 3 procedures, 807 locations, 1 initial locations, 14 loop locations, and 4 error locations. [2024-11-14 09:10:57,379 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 09:10:57,497 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-14 09:10:57,548 INFO L123 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 09:10:57,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-14 09:10:57,549 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 09:10:57,551 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-14 09:10:57,552 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-14 09:10:57,753 INFO L185 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-14 09:10:57,762 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == whoop_wrapper_pc8736x_gpio_currentThread1of1ForFork0 ======== [2024-11-14 09:10:57,767 INFO L333 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, 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;@13218472, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 09:10:57,767 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 09:10:57,921 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 09:10:57,927 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 09:10:57,927 INFO L85 PathProgramCache]: Analyzing trace with hash 61220636, now seen corresponding path program 1 times [2024-11-14 09:10:57,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 09:10:57,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826396581] [2024-11-14 09:10:57,935 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 09:10:57,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 09:10:58,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 09:10:58,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 09:10:58,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 09:10:58,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826396581] [2024-11-14 09:10:58,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1826396581] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 09:10:58,340 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 09:10:58,340 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 09:10:58,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92277935] [2024-11-14 09:10:58,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 09:10:58,345 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 09:10:58,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 09:10:58,362 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 09:10:58,362 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 09:10:58,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:10:58,364 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 09:10:58,366 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 123.0) internal successors, (246), 2 states have internal predecessors, (246), 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) [2024-11-14 09:10:58,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:10:58,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:10:58,405 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 09:10:58,405 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 09:10:58,406 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 09:10:58,406 INFO L85 PathProgramCache]: Analyzing trace with hash 1041237827, now seen corresponding path program 1 times [2024-11-14 09:10:58,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 09:10:58,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566237559] [2024-11-14 09:10:58,406 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 09:10:58,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 09:10:58,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 09:10:58,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 09:10:58,872 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 09:10:58,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566237559] [2024-11-14 09:10:58,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566237559] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 09:10:58,873 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 09:10:58,873 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-14 09:10:58,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765418510] [2024-11-14 09:10:58,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 09:10:58,876 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-14 09:10:58,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 09:10:58,877 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-14 09:10:58,877 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-14 09:10:58,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:10:58,877 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 09:10:58,878 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 27.22222222222222) internal successors, (245), 9 states have internal predecessors, (245), 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) [2024-11-14 09:10:58,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:10:58,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:10:59,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:10:59,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 09:10:59,037 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 09:10:59,037 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 09:10:59,037 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 09:10:59,037 INFO L85 PathProgramCache]: Analyzing trace with hash -403647658, now seen corresponding path program 1 times [2024-11-14 09:10:59,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 09:10:59,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113123115] [2024-11-14 09:10:59,037 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 09:10:59,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 09:10:59,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 09:10:59,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 09:10:59,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 09:10:59,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113123115] [2024-11-14 09:10:59,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1113123115] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 09:10:59,394 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 09:10:59,394 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 09:10:59,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057287114] [2024-11-14 09:10:59,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 09:10:59,394 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 09:10:59,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 09:10:59,395 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 09:10:59,395 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-14 09:10:59,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:10:59,395 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 09:10:59,395 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 53.2) internal successors, (266), 5 states have internal predecessors, (266), 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) [2024-11-14 09:10:59,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:10:59,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 09:10:59,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:10:59,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:10:59,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 09:10:59,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 09:10:59,454 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 09:10:59,454 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 09:10:59,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 09:10:59,455 INFO L85 PathProgramCache]: Analyzing trace with hash -277381237, now seen corresponding path program 1 times [2024-11-14 09:10:59,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 09:10:59,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224408855] [2024-11-14 09:10:59,455 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 09:10:59,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 09:10:59,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 09:11:00,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 09:11:00,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 09:11:00,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224408855] [2024-11-14 09:11:00,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224408855] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 09:11:00,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1504808886] [2024-11-14 09:11:00,033 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 09:11:00,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 09:11:00,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 09:11:00,036 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 09:11:00,038 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-14 09:11:00,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 09:11:00,371 INFO L256 TraceCheckSpWp]: Trace formula consists of 955 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 09:11:00,377 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 09:11:00,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 09:11:00,472 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 09:11:00,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 09:11:00,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1504808886] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 09:11:00,541 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 09:11:00,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 11 [2024-11-14 09:11:00,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255218078] [2024-11-14 09:11:00,541 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 09:11:00,541 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-14 09:11:00,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 09:11:00,542 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-14 09:11:00,542 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-11-14 09:11:00,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:11:00,542 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 09:11:00,543 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 26.545454545454547) internal successors, (292), 11 states have internal predecessors, (292), 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) [2024-11-14 09:11:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:11:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 09:11:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 09:11:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:11:00,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:11:00,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 09:11:00,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 09:11:00,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 09:11:00,661 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-14 09:11:00,846 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 09:11:00,846 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 09:11:00,860 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 09:11:00,861 INFO L85 PathProgramCache]: Analyzing trace with hash 1998110742, now seen corresponding path program 2 times [2024-11-14 09:11:00,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 09:11:00,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544657874] [2024-11-14 09:11:00,861 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 09:11:00,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 09:11:00,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 09:11:01,532 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 09:11:01,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 09:11:01,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544657874] [2024-11-14 09:11:01,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544657874] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 09:11:01,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1880077617] [2024-11-14 09:11:01,533 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 09:11:01,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 09:11:01,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 09:11:01,535 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 09:11:01,536 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-14 09:11:01,902 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-14 09:11:01,902 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 09:11:01,906 INFO L256 TraceCheckSpWp]: Trace formula consists of 934 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 09:11:01,911 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 09:11:01,936 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-14 09:11:01,936 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 09:11:01,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1880077617] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 09:11:01,936 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 09:11:01,936 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 10 [2024-11-14 09:11:01,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891961451] [2024-11-14 09:11:01,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 09:11:01,937 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 09:11:01,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 09:11:01,937 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 09:11:01,938 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-14 09:11:01,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:11:01,938 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 09:11:01,938 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 136.5) internal successors, (273), 3 states have internal predecessors, (273), 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) [2024-11-14 09:11:01,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:11:01,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 09:11:01,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 09:11:01,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 09:11:01,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:11:02,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:11:02,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 09:11:02,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 09:11:02,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 09:11:02,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 09:11:02,239 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-14 09:11:02,424 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 09:11:02,425 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 09:11:02,425 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 09:11:02,426 INFO L85 PathProgramCache]: Analyzing trace with hash 273656388, now seen corresponding path program 1 times [2024-11-14 09:11:02,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 09:11:02,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133969996] [2024-11-14 09:11:02,426 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 09:11:02,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 09:11:02,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 09:11:03,105 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 09:11:03,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 09:11:03,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133969996] [2024-11-14 09:11:03,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133969996] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 09:11:03,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1187188321] [2024-11-14 09:11:03,106 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 09:11:03,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 09:11:03,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 09:11:03,109 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 09:11:03,111 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-14 09:11:03,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 09:11:03,519 INFO L256 TraceCheckSpWp]: Trace formula consists of 1202 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 09:11:03,523 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 09:11:03,656 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 09:11:03,656 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 09:11:03,842 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 09:11:03,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1187188321] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 09:11:03,842 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 09:11:03,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 21 [2024-11-14 09:11:03,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989329560] [2024-11-14 09:11:03,842 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 09:11:03,843 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-14 09:11:03,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 09:11:03,844 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-14 09:11:03,844 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=308, Unknown=0, NotChecked=0, Total=420 [2024-11-14 09:11:03,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:11:03,844 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 09:11:03,844 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 22.047619047619047) internal successors, (463), 21 states have internal predecessors, (463), 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) [2024-11-14 09:11:03,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:11:03,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 09:11:03,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 09:11:03,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 09:11:03,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 09:11:03,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:11:04,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:11:04,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 09:11:04,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 09:11:04,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 09:11:04,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 09:11:04,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 09:11:04,310 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-14 09:11:04,500 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 09:11:04,501 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 09:11:04,644 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-11-14 09:11:04,645 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException: Cannot invoke "de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.IPredicate.getFormula()" because "" is null at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.SemanticIndependenceRelation$ConditionGeneratorIndependence.getCommutativityCondition(SemanticIndependenceRelation.java:415) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.SemanticIndependenceRelation$ConditionGeneratorIndependence.getCommutativityCondition(SemanticIndependenceRelation.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.TermTransferringIndependenceRelation$SymbolicTransferringIndependence.getCommutativityCondition(TermTransferringIndependenceRelation.java:128) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.TermTransferringIndependenceRelation$SymbolicTransferringIndependence.getCommutativityCondition(TermTransferringIndependenceRelation.java:1) at de.uni_freiburg.informatik.ultimate.automata.partialorder.independence.ProtectedIndependenceRelation$SymbolicProtectedIndependence.getCommutativityCondition(ProtectedIndependenceRelation.java:144) at de.uni_freiburg.informatik.ultimate.automata.partialorder.independence.UnionIndependenceRelation$SymbolicUnionIndependence.lambda$1(UnionIndependenceRelation.java:143) at java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:197) at java.base/java.util.ArrayList$ArrayListSpliterator.tryAdvance(ArrayList.java:1685) at java.base/java.util.stream.ReferencePipeline.forEachWithCancel(ReferencePipeline.java:129) at java.base/java.util.stream.AbstractPipeline.copyIntoWithCancel(AbstractPipeline.java:527) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:513) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:499) at java.base/java.util.stream.FindOps$FindOp.evaluateSequential(FindOps.java:150) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.findAny(ReferencePipeline.java:652) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceBuilder$ActionIndependenceBuilder.lambda$0(IndependenceBuilder.java:399) at de.uni_freiburg.informatik.ultimate.automata.partialorder.independence.UnionIndependenceRelation$SymbolicUnionIndependence.getCommutativityCondition(UnionIndependenceRelation.java:142) at de.uni_freiburg.informatik.ultimate.automata.partialorder.independence.ConditionTransformingIndependenceRelation$SymbolicConditionTransformingIndependence.getCommutativityCondition(ConditionTransformingIndependenceRelation.java:152) at de.uni_freiburg.informatik.ultimate.automata.partialorder.independence.DisjunctiveConditionalIndependenceRelation$SymbolicDisjunctiveIndependence.getSingleCommutativityCondition(DisjunctiveConditionalIndependenceRelation.java:176) at de.uni_freiburg.informatik.ultimate.automata.partialorder.independence.DisjunctiveConditionalIndependenceRelation$SymbolicDisjunctiveIndependence.getCommutativityCondition(DisjunctiveConditionalIndependenceRelation.java:161) at de.uni_freiburg.informatik.ultimate.automata.partialorder.independence.DisjunctiveConditionalIndependenceRelation$SymbolicDisjunctiveIndependence.getCommutativityCondition(DisjunctiveConditionalIndependenceRelation.java:1) at de.uni_freiburg.informatik.ultimate.automata.partialorder.independence.ConditionTransformingIndependenceRelation$SymbolicConditionTransformingIndependence.getCommutativityCondition(ConditionTransformingIndependenceRelation.java:152) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.ThreadSeparatingIndependenceRelation$SymbolicThreadSeparatingIndependence.getCommutativityCondition(ThreadSeparatingIndependenceRelation.java:109) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.ThreadSeparatingIndependenceRelation$SymbolicThreadSeparatingIndependence.getCommutativityCondition(ThreadSeparatingIndependenceRelation.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.conditional.ConditionalCommutativityChecker.generateRawCondition(ConditionalCommutativityChecker.java:214) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.conditional.ConditionalCommutativityChecker.generateCondition(ConditionalCommutativityChecker.java:193) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.conditional.ConditionalCommutativityChecker.checkConditionalCommutativityInternal(ConditionalCommutativityChecker.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.conditional.ConditionalCommutativityChecker.checkConditionalCommutativity(ConditionalCommutativityChecker.java:158) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.ConditionalCommutativityCounterexampleChecker.getCommutativityProof(ConditionalCommutativityCounterexampleChecker.java:118) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.isCounterexampleFeasible(PartialOrderCegarLoop.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:407) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:429) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:315) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:239) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:168) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-14 09:11:04,652 INFO L158 Benchmark]: Toolchain (without parser) took 11693.03ms. Allocated memory was 100.7MB in the beginning and 469.8MB in the end (delta: 369.1MB). Free memory was 62.3MB in the beginning and 186.9MB in the end (delta: -124.6MB). Peak memory consumption was 246.5MB. Max. memory is 8.0GB. [2024-11-14 09:11:04,654 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 100.7MB. Free memory is still 53.5MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 09:11:04,654 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3131.54ms. Allocated memory was 100.7MB in the beginning and 352.3MB in the end (delta: 251.7MB). Free memory was 62.0MB in the beginning and 281.4MB in the end (delta: -219.3MB). Peak memory consumption was 85.4MB. Max. memory is 8.0GB. [2024-11-14 09:11:04,654 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.99ms. Allocated memory is still 352.3MB. Free memory was 281.4MB in the beginning and 269.6MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-14 09:11:04,654 INFO L158 Benchmark]: Boogie Preprocessor took 65.99ms. Allocated memory is still 352.3MB. Free memory was 269.6MB in the beginning and 264.7MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-14 09:11:04,654 INFO L158 Benchmark]: RCFGBuilder took 1099.03ms. Allocated memory is still 352.3MB. Free memory was 264.7MB in the beginning and 182.4MB in the end (delta: 82.2MB). Peak memory consumption was 79.7MB. Max. memory is 8.0GB. [2024-11-14 09:11:04,654 INFO L158 Benchmark]: TraceAbstraction took 7289.09ms. Allocated memory was 352.3MB in the beginning and 469.8MB in the end (delta: 117.4MB). Free memory was 181.6MB in the beginning and 186.9MB in the end (delta: -5.3MB). Peak memory consumption was 112.8MB. Max. memory is 8.0GB. [2024-11-14 09:11:04,656 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 100.7MB. Free memory is still 53.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 3131.54ms. Allocated memory was 100.7MB in the beginning and 352.3MB in the end (delta: 251.7MB). Free memory was 62.0MB in the beginning and 281.4MB in the end (delta: -219.3MB). Peak memory consumption was 85.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 102.99ms. Allocated memory is still 352.3MB. Free memory was 281.4MB in the beginning and 269.6MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Preprocessor took 65.99ms. Allocated memory is still 352.3MB. Free memory was 269.6MB in the beginning and 264.7MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1099.03ms. Allocated memory is still 352.3MB. Free memory was 264.7MB in the beginning and 182.4MB in the end (delta: 82.2MB). Peak memory consumption was 79.7MB. Max. memory is 8.0GB. * TraceAbstraction took 7289.09ms. Allocated memory was 352.3MB in the beginning and 469.8MB in the end (delta: 117.4MB). Free memory was 181.6MB in the beginning and 186.9MB in the end (delta: -5.3MB). Peak memory consumption was 112.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3228]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] - GenericResultAtLocation [Line: 3228]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] - GenericResultAtLocation [Line: 3228]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] - GenericResultAtLocation [Line: 3228]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] - GenericResultAtLocation [Line: 5817]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5817] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: NullPointerException: Cannot invoke "de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.IPredicate.getFormula()" because "" is null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: Cannot invoke "de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.IPredicate.getFormula()" because "" is null: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.SemanticIndependenceRelation$ConditionGeneratorIndependence.getCommutativityCondition(SemanticIndependenceRelation.java:415) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-14 09:11:04,676 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...