/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistent.epf --traceabstraction.dfs.order.used.in.por PSEUDO_LOCKSTEP -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.datarace-free-lbe-02cf818-m [2023-11-17 17:18:21,930 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-17 17:18:22,015 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistent.epf [2023-11-17 17:18:22,020 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-17 17:18:22,021 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-17 17:18:22,049 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-17 17:18:22,049 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-17 17:18:22,050 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-17 17:18:22,050 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-17 17:18:22,054 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-17 17:18:22,055 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-17 17:18:22,055 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-17 17:18:22,055 INFO L153 SettingsManager]: * Use SBE=true [2023-11-17 17:18:22,057 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-17 17:18:22,057 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-17 17:18:22,057 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-17 17:18:22,057 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-17 17:18:22,058 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-17 17:18:22,058 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-17 17:18:22,058 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-17 17:18:22,058 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-17 17:18:22,059 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-17 17:18:22,059 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-17 17:18:22,059 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-17 17:18:22,059 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-17 17:18:22,060 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-17 17:18:22,060 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-17 17:18:22,061 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-17 17:18:22,061 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-17 17:18:22,061 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 17:18:22,062 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-17 17:18:22,062 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-17 17:18:22,062 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-17 17:18:22,063 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-17 17:18:22,063 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-17 17:18:22,063 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-17 17:18:22,063 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-17 17:18:22,063 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-17 17:18:22,063 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-17 17:18:22,064 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2023-11-17 17:18:22,064 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/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> PSEUDO_LOCKSTEP [2023-11-17 17:18:22,291 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-17 17:18:22,318 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-17 17:18:22,320 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-17 17:18:22,321 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-17 17:18:22,322 INFO L274 PluginConnector]: CDTParser initialized [2023-11-17 17:18:22,323 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2023-11-17 17:18:23,526 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-17 17:18:23,943 INFO L384 CDTParser]: Found 1 translation units. [2023-11-17 17:18:23,943 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2023-11-17 17:18:23,990 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a34b440b/df6d5cabe0834d3b876b269f20ec3afe/FLAG021ad21bf [2023-11-17 17:18:24,008 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a34b440b/df6d5cabe0834d3b876b269f20ec3afe [2023-11-17 17:18:24,011 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-17 17:18:24,013 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-11-17 17:18:24,015 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-17 17:18:24,015 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-17 17:18:24,020 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-17 17:18:24,020 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 05:18:24" (1/1) ... [2023-11-17 17:18:24,021 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29a1692a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:18:24, skipping insertion in model container [2023-11-17 17:18:24,021 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 05:18:24" (1/1) ... [2023-11-17 17:18:24,127 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-17 17:18:24,465 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i[5469,5482] [2023-11-17 17:18:28,327 WARN L635 FunctionHandler]: implicit declaration of function __builtin_constant_p [2023-11-17 17:18:28,851 WARN L1588 CHandler]: Possible shadowing of function iminor [2023-11-17 17:18:28,852 WARN L1588 CHandler]: Possible shadowing of function iminor [2023-11-17 17:18:28,920 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 17:18:28,935 INFO L202 MainTranslator]: Completed pre-run [2023-11-17 17:18:28,948 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i[5469,5482] [2023-11-17 17:18:29,018 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] [2023-11-17 17:18:29,020 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] [2023-11-17 17:18:29,020 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] [2023-11-17 17:18:29,020 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] [2023-11-17 17:18:29,095 WARN L635 FunctionHandler]: implicit declaration of function __builtin_constant_p [2023-11-17 17:18:29,114 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2023-11-17 17:18:29,147 WARN L1588 CHandler]: Possible shadowing of function iminor [2023-11-17 17:18:29,147 WARN L1588 CHandler]: Possible shadowing of function iminor [2023-11-17 17:18:29,158 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 17:18:29,698 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-17 17:18:29,698 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-17 17:18:29,698 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-17 17:18:29,698 WARN L675 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2023-11-17 17:18:29,698 WARN L675 CHandler]: The function __builtin_constant_p is called, but not defined or handled by StandardFunctionHandler. [2023-11-17 17:18:29,698 WARN L675 CHandler]: The function ____ilog2_NaN is called, but not defined or handled by StandardFunctionHandler. [2023-11-17 17:18:29,698 WARN L675 CHandler]: The function _whoop_init is called, but not defined or handled by StandardFunctionHandler. [2023-11-17 17:18:29,705 INFO L206 MainTranslator]: Completed translation [2023-11-17 17:18:29,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:18:29 WrapperNode [2023-11-17 17:18:29,706 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-17 17:18:29,707 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-17 17:18:29,707 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-17 17:18:29,707 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-17 17:18:29,713 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:18:29" (1/1) ... [2023-11-17 17:18:29,822 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:18:29" (1/1) ... [2023-11-17 17:18:29,925 INFO L138 Inliner]: procedures = 1394, calls = 1531, calls flagged for inlining = 392, calls inlined = 75, statements flattened = 830 [2023-11-17 17:18:29,926 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-17 17:18:29,927 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-17 17:18:29,927 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-17 17:18:29,927 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-17 17:18:29,936 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:18:29" (1/1) ... [2023-11-17 17:18:29,936 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:18:29" (1/1) ... [2023-11-17 17:18:29,948 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:18:29" (1/1) ... [2023-11-17 17:18:29,949 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:18:29" (1/1) ... [2023-11-17 17:18:29,994 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:18:29" (1/1) ... [2023-11-17 17:18:30,000 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:18:29" (1/1) ... [2023-11-17 17:18:30,006 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:18:29" (1/1) ... [2023-11-17 17:18:30,027 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:18:29" (1/1) ... [2023-11-17 17:18:30,037 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-17 17:18:30,038 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-17 17:18:30,038 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-17 17:18:30,038 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-17 17:18:30,039 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:18:29" (1/1) ... [2023-11-17 17:18:30,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 17:18:30,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 17:18:30,074 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-17 17:18:30,096 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-17 17:18:30,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-17 17:18:30,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-17 17:18:30,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-17 17:18:30,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-17 17:18:30,117 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_change [2023-11-17 17:18:30,117 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_change [2023-11-17 17:18:30,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-17 17:18:30,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-17 17:18:30,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-17 17:18:30,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-17 17:18:30,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-17 17:18:30,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-17 17:18:30,118 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_configure [2023-11-17 17:18:30,118 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_configure [2023-11-17 17:18:30,119 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-17 17:18:30,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-17 17:18:30,120 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-17 17:18:30,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-17 17:18:30,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-17 17:18:30,122 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-17 17:18:30,524 INFO L239 CfgBuilder]: Building ICFG [2023-11-17 17:18:30,526 INFO L265 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-17 17:18:31,366 INFO L280 CfgBuilder]: Performing block encoding [2023-11-17 17:18:31,420 INFO L302 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-17 17:18:31,420 INFO L307 CfgBuilder]: Removed 25 assume(true) statements. [2023-11-17 17:18:31,422 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 05:18:31 BoogieIcfgContainer [2023-11-17 17:18:31,422 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-17 17:18:31,423 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-17 17:18:31,423 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-17 17:18:31,426 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-17 17:18:31,426 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 05:18:24" (1/3) ... [2023-11-17 17:18:31,427 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bbda0ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 05:18:31, skipping insertion in model container [2023-11-17 17:18:31,427 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:18:29" (2/3) ... [2023-11-17 17:18:31,427 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bbda0ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 05:18:31, skipping insertion in model container [2023-11-17 17:18:31,427 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 05:18:31" (3/3) ... [2023-11-17 17:18:31,429 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2023-11-17 17:18:31,436 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-17 17:18:31,445 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-17 17:18:31,445 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-17 17:18:31,445 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-17 17:18:31,601 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-11-17 17:18:31,654 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-17 17:18:31,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-17 17:18:31,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 17:18:31,660 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-17 17:18:31,661 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-11-17 17:18:31,687 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-17 17:18:31,699 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-11-17 17:18:31,705 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;@68c8bde1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-17 17:18:31,705 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-17 17:18:36,523 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-17 17:18:36,529 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 17:18:36,529 INFO L85 PathProgramCache]: Analyzing trace with hash -249145454, now seen corresponding path program 1 times [2023-11-17 17:18:36,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 17:18:36,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643369424] [2023-11-17 17:18:36,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 17:18:36,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 17:18:36,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 17:18:37,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 17:18:37,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 17:18:37,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643369424] [2023-11-17 17:18:37,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643369424] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 17:18:37,167 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 17:18:37,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-17 17:18:37,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019616810] [2023-11-17 17:18:37,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 17:18:37,176 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-17 17:18:37,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 17:18:37,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-17 17:18:37,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-17 17:18:37,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:18:37,202 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 17:18:37,203 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 127.5) internal successors, (255), 2 states have internal predecessors, (255), 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) [2023-11-17 17:18:37,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:18:37,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:18:37,272 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-17 17:18:37,272 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-17 17:18:37,274 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 17:18:37,274 INFO L85 PathProgramCache]: Analyzing trace with hash -1301531370, now seen corresponding path program 1 times [2023-11-17 17:18:37,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 17:18:37,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123381343] [2023-11-17 17:18:37,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 17:18:37,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 17:18:37,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 17:18:38,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 17:18:38,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 17:18:38,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123381343] [2023-11-17 17:18:38,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [123381343] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 17:18:38,212 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 17:18:38,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-17 17:18:38,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728155623] [2023-11-17 17:18:38,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 17:18:38,215 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-17 17:18:38,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 17:18:38,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-17 17:18:38,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-17 17:18:38,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:18:38,218 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 17:18:38,218 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 42.333333333333336) internal successors, (254), 6 states have internal predecessors, (254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-17 17:18:38,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:18:38,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:18:38,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:18:38,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:18:38,436 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2023-11-17 17:18:38,437 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2023-11-17 17:18:38,438 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2023-11-17 17:18:38,438 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-17 17:18:38,447 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-17 17:18:38,448 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE (1/2) [2023-11-17 17:18:38,465 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-17 17:18:38,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-17 17:18:38,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 17:18:38,473 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-17 17:18:38,480 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2023-11-17 17:18:38,484 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-17 17:18:38,486 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == whoop_wrapper_pc8736x_gpio_changeThread1of1ForFork0 ======== [2023-11-17 17:18:38,486 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;@68c8bde1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-17 17:18:38,486 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-17 17:18:39,689 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION, whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-17 17:18:39,689 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 17:18:39,689 INFO L85 PathProgramCache]: Analyzing trace with hash 1012409034, now seen corresponding path program 1 times [2023-11-17 17:18:39,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 17:18:39,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825956914] [2023-11-17 17:18:39,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 17:18:39,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 17:18:39,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 17:18:39,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 17:18:39,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 17:18:39,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825956914] [2023-11-17 17:18:39,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825956914] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 17:18:39,807 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 17:18:39,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-17 17:18:39,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418713972] [2023-11-17 17:18:39,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 17:18:39,808 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-17 17:18:39,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 17:18:39,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-17 17:18:39,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-17 17:18:39,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:18:39,810 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 17:18:39,811 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 122.0) internal successors, (244), 2 states have internal predecessors, (244), 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) [2023-11-17 17:18:39,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:18:39,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:18:39,827 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-17 17:18:39,828 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION, whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-17 17:18:39,828 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 17:18:39,829 INFO L85 PathProgramCache]: Analyzing trace with hash -2020241466, now seen corresponding path program 1 times [2023-11-17 17:18:39,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 17:18:39,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [637472583] [2023-11-17 17:18:39,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 17:18:39,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 17:18:39,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 17:18:40,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 17:18:40,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 17:18:40,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [637472583] [2023-11-17 17:18:40,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [637472583] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 17:18:40,239 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 17:18:40,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-17 17:18:40,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636418909] [2023-11-17 17:18:40,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 17:18:40,241 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-17 17:18:40,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 17:18:40,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-17 17:18:40,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2023-11-17 17:18:40,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:18:40,243 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 17:18:40,244 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 27.0) internal successors, (243), 9 states have internal predecessors, (243), 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) [2023-11-17 17:18:40,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:18:40,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:18:40,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:18:40,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-17 17:18:40,381 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-17 17:18:40,381 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION, whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-17 17:18:40,381 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 17:18:40,381 INFO L85 PathProgramCache]: Analyzing trace with hash 1359553415, now seen corresponding path program 1 times [2023-11-17 17:18:40,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 17:18:40,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905534005] [2023-11-17 17:18:40,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 17:18:40,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 17:18:40,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 17:18:40,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 17:18:40,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 17:18:40,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905534005] [2023-11-17 17:18:40,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [905534005] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 17:18:40,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 17:18:40,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-17 17:18:40,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515395367] [2023-11-17 17:18:40,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 17:18:40,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-17 17:18:40,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 17:18:40,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-17 17:18:40,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-17 17:18:40,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:18:40,957 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 17:18:40,957 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 52.8) internal successors, (264), 5 states have internal predecessors, (264), 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) [2023-11-17 17:18:40,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:18:40,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-11-17 17:18:40,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:18:41,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:18:41,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-17 17:18:41,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-17 17:18:41,001 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-17 17:18:41,002 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION, whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-17 17:18:41,002 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 17:18:41,002 INFO L85 PathProgramCache]: Analyzing trace with hash 650437988, now seen corresponding path program 1 times [2023-11-17 17:18:41,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 17:18:41,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736761083] [2023-11-17 17:18:41,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 17:18:41,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 17:18:41,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 17:18:41,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 17:18:41,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 17:18:41,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736761083] [2023-11-17 17:18:41,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1736761083] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 17:18:41,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1593392336] [2023-11-17 17:18:41,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 17:18:41,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 17:18:41,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 17:18:41,653 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-17 17:18:41,679 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-17 17:18:42,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 17:18:42,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 996 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-17 17:18:42,159 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 17:18:42,274 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2023-11-17 17:18:42,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-17 17:18:42,305 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-17 17:18:42,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1593392336] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 17:18:42,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-17 17:18:42,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2023-11-17 17:18:42,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948772394] [2023-11-17 17:18:42,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 17:18:42,306 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-17 17:18:42,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 17:18:42,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-17 17:18:42,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2023-11-17 17:18:42,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:18:42,307 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 17:18:42,307 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 38.857142857142854) internal successors, (272), 7 states have internal predecessors, (272), 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) [2023-11-17 17:18:42,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:18:42,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-11-17 17:18:42,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-11-17 17:18:42,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:18:43,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:18:43,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-17 17:18:43,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-17 17:18:43,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-17 17:18:43,685 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-17 17:18:43,880 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 17:18:43,880 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION, whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-17 17:18:43,881 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 17:18:43,881 INFO L85 PathProgramCache]: Analyzing trace with hash -1614644473, now seen corresponding path program 1 times [2023-11-17 17:18:43,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 17:18:43,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800888556] [2023-11-17 17:18:43,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 17:18:43,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 17:18:44,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 17:18:44,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 17:18:44,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 17:18:44,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800888556] [2023-11-17 17:18:44,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1800888556] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 17:18:44,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1048581976] [2023-11-17 17:18:44,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 17:18:44,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 17:18:44,590 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 17:18:44,591 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-17 17:18:44,632 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-17 17:18:45,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 17:18:45,334 INFO L262 TraceCheckSpWp]: Trace formula consists of 1162 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-17 17:18:45,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 17:18:45,353 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 9 treesize of output 3 [2023-11-17 17:18:45,499 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-11-17 17:18:45,535 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2023-11-17 17:18:45,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-17 17:18:45,580 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-17 17:18:45,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1048581976] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 17:18:45,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-17 17:18:45,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2023-11-17 17:18:45,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817712478] [2023-11-17 17:18:45,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 17:18:45,582 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-17 17:18:45,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 17:18:45,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-17 17:18:45,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2023-11-17 17:18:45,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:18:45,584 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 17:18:45,584 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 37.2) internal successors, (372), 10 states have internal predecessors, (372), 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) [2023-11-17 17:18:45,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:18:45,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-11-17 17:18:45,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-11-17 17:18:45,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-11-17 17:18:45,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:18:48,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:18:48,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-17 17:18:48,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-17 17:18:48,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-17 17:18:48,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-17 17:18:48,692 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-17 17:18:48,885 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 17:18:48,886 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION, whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-17 17:18:48,886 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 17:18:48,886 INFO L85 PathProgramCache]: Analyzing trace with hash -267210908, now seen corresponding path program 1 times [2023-11-17 17:18:48,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 17:18:48,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298527963] [2023-11-17 17:18:48,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 17:18:48,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 17:18:49,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 17:18:49,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 17:18:49,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 17:18:49,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298527963] [2023-11-17 17:18:49,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [298527963] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 17:18:49,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [407170467] [2023-11-17 17:18:49,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 17:18:49,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 17:18:49,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 17:18:49,681 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-17 17:18:49,705 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-17 17:18:50,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 17:18:50,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 1196 conjuncts, 190 conjunts are in the unsatisfiable core [2023-11-17 17:18:50,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 17:18:51,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 17:18:51,538 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2023-11-17 17:18:51,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 17:18:51,568 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2023-11-17 17:18:51,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 17:18:51,604 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2023-11-17 17:18:51,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 17:18:51,629 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2023-11-17 17:18:51,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 17:18:51,667 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2023-11-17 17:18:52,279 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2023-11-17 17:18:52,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2023-11-17 17:18:52,370 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2023-11-17 17:18:52,370 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2023-11-17 17:18:52,476 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2023-11-17 17:18:52,477 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2023-11-17 17:18:52,546 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2023-11-17 17:18:52,547 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2023-11-17 17:18:52,625 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2023-11-17 17:18:52,626 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2023-11-17 17:18:52,688 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-11-17 17:18:52,688 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2023-11-17 17:18:52,849 INFO L349 Elim1Store]: treesize reduction 40, result has 32.2 percent of original size [2023-11-17 17:18:52,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 24 treesize of output 28 [2023-11-17 17:18:52,969 INFO L349 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2023-11-17 17:18:52,969 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2023-11-17 17:18:53,182 INFO L349 Elim1Store]: treesize reduction 42, result has 27.6 percent of original size [2023-11-17 17:18:53,183 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 22 treesize of output 30 [2023-11-17 17:18:53,410 INFO L349 Elim1Store]: treesize reduction 60, result has 31.8 percent of original size [2023-11-17 17:18:53,410 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 29 treesize of output 40 [2023-11-17 17:18:53,578 INFO L349 Elim1Store]: treesize reduction 54, result has 34.1 percent of original size [2023-11-17 17:18:53,578 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 27 treesize of output 45 [2023-11-17 17:18:53,901 INFO L349 Elim1Store]: treesize reduction 80, result has 31.6 percent of original size [2023-11-17 17:18:53,901 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 34 treesize of output 52 [2023-11-17 17:18:54,171 INFO L349 Elim1Store]: treesize reduction 80, result has 31.6 percent of original size [2023-11-17 17:18:54,172 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 34 treesize of output 52 [2023-11-17 17:18:54,430 INFO L349 Elim1Store]: treesize reduction 80, result has 31.6 percent of original size [2023-11-17 17:18:54,431 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 34 treesize of output 52 [2023-11-17 17:18:54,698 INFO L349 Elim1Store]: treesize reduction 80, result has 31.6 percent of original size [2023-11-17 17:18:54,699 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 34 treesize of output 52 [2023-11-17 17:18:54,958 INFO L349 Elim1Store]: treesize reduction 80, result has 31.6 percent of original size [2023-11-17 17:18:54,959 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 34 treesize of output 52 [2023-11-17 17:18:55,203 INFO L349 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2023-11-17 17:18:55,204 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 32 treesize of output 57 [2023-11-17 17:18:55,664 INFO L349 Elim1Store]: treesize reduction 100, result has 31.5 percent of original size [2023-11-17 17:18:55,664 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 39 treesize of output 64 [2023-11-17 17:18:56,015 INFO L349 Elim1Store]: treesize reduction 100, result has 31.5 percent of original size [2023-11-17 17:18:56,016 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 39 treesize of output 64 [2023-11-17 17:18:56,344 INFO L349 Elim1Store]: treesize reduction 70, result has 27.1 percent of original size [2023-11-17 17:18:56,345 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 32 treesize of output 46 [2023-11-17 17:18:58,766 INFO L349 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2023-11-17 17:18:58,767 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 37 treesize of output 69 [2023-11-17 17:19:04,513 INFO L349 Elim1Store]: treesize reduction 120, result has 31.4 percent of original size [2023-11-17 17:19:04,513 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 44 treesize of output 76 [2023-11-17 17:19:06,246 INFO L349 Elim1Store]: treesize reduction 120, result has 31.4 percent of original size [2023-11-17 17:19:06,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 20 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 44 treesize of output 76 [2023-11-17 17:19:08,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2023-11-17 17:19:13,227 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 49 [2023-11-17 17:19:14,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 17:19:14,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 17:19:14,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 17:19:14,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 17:19:14,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 17:19:14,479 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-11-17 17:19:14,479 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 20 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 61 [2023-11-17 17:19:14,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 17:19:14,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 17:19:14,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 17:19:14,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 17:19:14,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 17:19:14,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 17:19:14,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 17:19:14,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 17:19:14,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 17:19:14,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 17:19:14,810 INFO L349 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2023-11-17 17:19:14,810 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 26 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 2 case distinctions, treesize of input 41 treesize of output 33 [2023-11-17 17:19:14,912 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 41 [2023-11-17 17:19:15,027 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2023-11-17 17:19:17,916 INFO L349 Elim1Store]: treesize reduction 48, result has 48.4 percent of original size [2023-11-17 17:19:17,916 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 64 [2023-11-17 17:19:18,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 17:19:18,708 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 47 [2023-11-17 17:19:18,850 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-17 17:19:18,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 59 treesize of output 67 [2023-11-17 17:19:19,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 17:19:19,002 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-17 17:19:19,231 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_whoop_wrapper_pc8736x_gpio_configureThread1of1ForFork1_mutex_lock_~lock#1.base_11| Int)) (or (forall ((v_ArrVal_1132 (Array Int Int))) (= (mod (select (select (store |c_#memory_int| |v_whoop_wrapper_pc8736x_gpio_configureThread1of1ForFork1_mutex_lock_~lock#1.base_11| v_ArrVal_1132) |c_~#pc8736x_gpio_shadow~0.base|) (+ |c_whoop_wrapper_pc8736x_gpio_changeThread1of1ForFork0_pc8736x_gpio_set_~port~1#1| |c_~#pc8736x_gpio_shadow~0.offset|)) 256) |c_whoop_wrapper_pc8736x_gpio_changeThread1of1ForFork0_pc8736x_gpio_set_~val#1|)) (< |c_whoop_wrapper_pc8736x_gpio_configureThread1of1ForFork1_mutex_lock_#in~lock#1.base| |v_whoop_wrapper_pc8736x_gpio_configureThread1of1ForFork1_mutex_lock_~lock#1.base_11|))) is different from false [2023-11-17 17:19:19,246 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_whoop_wrapper_pc8736x_gpio_configureThread1of1ForFork1_mutex_lock_~lock#1.base_11| Int) (v_ArrVal_1132 (Array Int Int))) (or (< |c_~#pc8736x_gpio_config_lock~0.base| |v_whoop_wrapper_pc8736x_gpio_configureThread1of1ForFork1_mutex_lock_~lock#1.base_11|) (= (mod (select (select (store |c_#memory_int| |v_whoop_wrapper_pc8736x_gpio_configureThread1of1ForFork1_mutex_lock_~lock#1.base_11| v_ArrVal_1132) |c_~#pc8736x_gpio_shadow~0.base|) (+ |c_whoop_wrapper_pc8736x_gpio_changeThread1of1ForFork0_pc8736x_gpio_set_~port~1#1| |c_~#pc8736x_gpio_shadow~0.offset|)) 256) |c_whoop_wrapper_pc8736x_gpio_changeThread1of1ForFork0_pc8736x_gpio_set_~val#1|))) is different from false [2023-11-17 17:19:25,286 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_whoop_wrapper_pc8736x_gpio_configureThread1of1ForFork1_mutex_lock_~lock#1.base_11| Int) (v_z_18 Int) (v_ArrVal_1132 (Array Int Int)) (|v_whoop_wrapper_pc8736x_gpio_changeThread1of1ForFork0_pc8736x_gpio_set_~port~1#1_26| Int)) (or (< |c_~#pc8736x_gpio_config_lock~0.base| |v_whoop_wrapper_pc8736x_gpio_configureThread1of1ForFork1_mutex_lock_~lock#1.base_11|) (< 255 v_z_18) (< v_z_18 0) (= v_z_18 (mod (let ((.cse0 (+ |v_whoop_wrapper_pc8736x_gpio_changeThread1of1ForFork0_pc8736x_gpio_set_~port~1#1_26| |c_~#pc8736x_gpio_shadow~0.offset|))) (select (select (store (store |c_#memory_int| |c_~#pc8736x_gpio_shadow~0.base| (store (select |c_#memory_int| |c_~#pc8736x_gpio_shadow~0.base|) .cse0 v_z_18)) |v_whoop_wrapper_pc8736x_gpio_configureThread1of1ForFork1_mutex_lock_~lock#1.base_11| v_ArrVal_1132) |c_~#pc8736x_gpio_shadow~0.base|) .cse0)) 256)))) is different from false [2023-11-17 17:19:25,302 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_whoop_wrapper_pc8736x_gpio_configureThread1of1ForFork1_mutex_lock_~lock#1.base_11| Int) (v_z_18 Int) (v_ArrVal_1132 (Array Int Int)) (v_ArrVal_1130 (Array Int Int)) (|v_whoop_wrapper_pc8736x_gpio_changeThread1of1ForFork0_pc8736x_gpio_set_~port~1#1_26| Int)) (or (= (mod (let ((.cse1 (+ |v_whoop_wrapper_pc8736x_gpio_changeThread1of1ForFork0_pc8736x_gpio_set_~port~1#1_26| |c_~#pc8736x_gpio_shadow~0.offset|))) (select (select (store (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#pthread_t_pc8736x_gpio_change~0#1.base| v_ArrVal_1130))) (store .cse0 |c_~#pc8736x_gpio_shadow~0.base| (store (select .cse0 |c_~#pc8736x_gpio_shadow~0.base|) .cse1 v_z_18))) |v_whoop_wrapper_pc8736x_gpio_configureThread1of1ForFork1_mutex_lock_~lock#1.base_11| v_ArrVal_1132) |c_~#pc8736x_gpio_shadow~0.base|) .cse1)) 256) v_z_18) (< |c_~#pc8736x_gpio_config_lock~0.base| |v_whoop_wrapper_pc8736x_gpio_configureThread1of1ForFork1_mutex_lock_~lock#1.base_11|) (< 255 v_z_18) (< v_z_18 0))) is different from false Received shutdown request... [2023-11-17 17:27:37,234 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-11-17 17:27:37,235 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-11-17 17:27:37,235 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-11-17 17:27:37,235 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-11-17 17:27:38,277 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-17 17:27:38,277 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2023-11-17 17:27:38,291 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2023-11-17 17:27:38,449 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2023-11-17 17:27:38,481 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 [2023-11-17 17:27:38,483 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2023-11-17 17:27:38,483 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-17 17:27:38,483 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 385 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while executing Executor. [2023-11-17 17:27:38,483 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2023-11-17 17:27:38,484 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-11-17 17:27:38,485 INFO L307 ceAbstractionStarter]: Result for error location whoop_wrapper_pc8736x_gpio_changeThread1of1ForFork0 was TIMEOUT,TIMEOUT (2/2) [2023-11-17 17:27:38,486 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-17 17:27:38,486 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-17 17:27:38,488 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.11 05:27:38 BasicIcfg [2023-11-17 17:27:38,488 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-17 17:27:38,489 INFO L158 Benchmark]: Toolchain (without parser) took 554475.85ms. Allocated memory was 187.7MB in the beginning and 621.8MB in the end (delta: 434.1MB). Free memory was 129.9MB in the beginning and 424.0MB in the end (delta: -294.1MB). Peak memory consumption was 141.5MB. Max. memory is 8.0GB. [2023-11-17 17:27:38,489 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 187.7MB. Free memory is still 145.7MB. There was no memory consumed. Max. memory is 8.0GB. [2023-11-17 17:27:38,489 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5690.84ms. Allocated memory was 187.7MB in the beginning and 246.4MB in the end (delta: 58.7MB). Free memory was 129.9MB in the beginning and 84.7MB in the end (delta: 45.1MB). Peak memory consumption was 118.5MB. Max. memory is 8.0GB. [2023-11-17 17:27:38,489 INFO L158 Benchmark]: Boogie Procedure Inliner took 219.59ms. Allocated memory is still 246.4MB. Free memory was 84.7MB in the beginning and 179.4MB in the end (delta: -94.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-11-17 17:27:38,489 INFO L158 Benchmark]: Boogie Preprocessor took 110.17ms. Allocated memory is still 246.4MB. Free memory was 179.4MB in the beginning and 173.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2023-11-17 17:27:38,490 INFO L158 Benchmark]: RCFGBuilder took 1384.00ms. Allocated memory is still 246.4MB. Free memory was 173.2MB in the beginning and 91.4MB in the end (delta: 81.8MB). Peak memory consumption was 81.8MB. Max. memory is 8.0GB. [2023-11-17 17:27:38,491 INFO L158 Benchmark]: TraceAbstraction took 547064.83ms. Allocated memory was 246.4MB in the beginning and 621.8MB in the end (delta: 375.4MB). Free memory was 90.8MB in the beginning and 424.0MB in the end (delta: -333.1MB). Peak memory consumption was 43.3MB. Max. memory is 8.0GB. [2023-11-17 17:27:38,495 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 187.7MB. Free memory is still 145.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 5690.84ms. Allocated memory was 187.7MB in the beginning and 246.4MB in the end (delta: 58.7MB). Free memory was 129.9MB in the beginning and 84.7MB in the end (delta: 45.1MB). Peak memory consumption was 118.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 219.59ms. Allocated memory is still 246.4MB. Free memory was 84.7MB in the beginning and 179.4MB in the end (delta: -94.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 110.17ms. Allocated memory is still 246.4MB. Free memory was 179.4MB in the beginning and 173.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * RCFGBuilder took 1384.00ms. Allocated memory is still 246.4MB. Free memory was 173.2MB in the beginning and 91.4MB in the end (delta: 81.8MB). Peak memory consumption was 81.8MB. Max. memory is 8.0GB. * TraceAbstraction took 547064.83ms. Allocated memory was 246.4MB in the beginning and 621.8MB in the end (delta: 375.4MB). Free memory was 90.8MB in the beginning and 424.0MB in the end (delta: -333.1MB). Peak memory consumption was 43.3MB. 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: 34132, independent: 33992, independent conditional: 558, independent unconditional: 33434, dependent: 130, dependent conditional: 126, dependent unconditional: 4, unknown: 10, unknown conditional: 6, unknown unconditional: 4] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34006, independent: 33992, independent conditional: 558, independent unconditional: 33434, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 10, unknown conditional: 6, unknown unconditional: 4] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 34006, independent: 33992, independent conditional: 558, independent unconditional: 33434, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 10, unknown conditional: 6, unknown unconditional: 4] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34010, independent: 33992, independent conditional: 0, independent unconditional: 33992, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 14, unknown conditional: 4, unknown unconditional: 10] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 34010, independent: 33992, independent conditional: 0, independent unconditional: 33992, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 14, unknown conditional: 0, unknown unconditional: 14] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 34010, independent: 33992, independent conditional: 0, independent unconditional: 33992, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 14, unknown conditional: 0, unknown unconditional: 14] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 33442, independent: 33434, independent conditional: 0, independent unconditional: 33434, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 33442, independent: 33433, independent conditional: 0, independent unconditional: 33433, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , SemanticIndependenceRelation.Query Time [ms]: [ total: 4502, independent: 41, independent conditional: 0, independent unconditional: 41, dependent: 117, dependent conditional: 0, dependent unconditional: 117, unknown: 4344, unknown conditional: 0, unknown unconditional: 4344] , Protected Queries: 0 ], Cache Queries: [ total: 34010, independent: 558, independent conditional: 0, independent unconditional: 558, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 33452, unknown conditional: 0, unknown unconditional: 33452] , Statistics on independence cache: Total cache size (in pairs): 33438, Positive cache size: 33434, Positive conditional cache size: 0, Positive unconditional cache size: 33434, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Unknown cache size: 4, Unknown conditional cache size: 0, Unknown unconditional cache size: 4, Eliminated conditions: 4, Maximal queried relation: 1, Independence queries for same thread: 126 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 4.7s, Number of persistent set computation: 808, Number of trivial persistent sets: 799, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 33442, independent: 33434, independent conditional: 0, independent unconditional: 33434, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 34132, independent: 33992, independent conditional: 558, independent unconditional: 33434, dependent: 130, dependent conditional: 126, dependent unconditional: 4, unknown: 10, unknown conditional: 6, unknown unconditional: 4] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34006, independent: 33992, independent conditional: 558, independent unconditional: 33434, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 10, unknown conditional: 6, unknown unconditional: 4] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 34006, independent: 33992, independent conditional: 558, independent unconditional: 33434, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 10, unknown conditional: 6, unknown unconditional: 4] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34010, independent: 33992, independent conditional: 0, independent unconditional: 33992, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 14, unknown conditional: 4, unknown unconditional: 10] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 34010, independent: 33992, independent conditional: 0, independent unconditional: 33992, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 14, unknown conditional: 0, unknown unconditional: 14] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 34010, independent: 33992, independent conditional: 0, independent unconditional: 33992, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 14, unknown conditional: 0, unknown unconditional: 14] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 33442, independent: 33434, independent conditional: 0, independent unconditional: 33434, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 33442, independent: 33433, independent conditional: 0, independent unconditional: 33433, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , SemanticIndependenceRelation.Query Time [ms]: [ total: 4502, independent: 41, independent conditional: 0, independent unconditional: 41, dependent: 117, dependent conditional: 0, dependent unconditional: 117, unknown: 4344, unknown conditional: 0, unknown unconditional: 4344] , Protected Queries: 0 ], Cache Queries: [ total: 34010, independent: 558, independent conditional: 0, independent unconditional: 558, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 33452, unknown conditional: 0, unknown unconditional: 33452] , Statistics on independence cache: Total cache size (in pairs): 33438, Positive cache size: 33434, Positive conditional cache size: 0, Positive unconditional cache size: 33434, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Unknown cache size: 4, Unknown conditional cache size: 0, Unknown unconditional cache size: 4, Eliminated conditions: 4, Maximal queried relation: 1, Independence queries for same thread: 126 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 30181, independent: 30080, independent conditional: 1189, independent unconditional: 28891, dependent: 99, dependent conditional: 84, dependent unconditional: 15, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 30100, independent: 30080, independent conditional: 1189, independent unconditional: 28891, dependent: 18, dependent conditional: 3, dependent unconditional: 15, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 30100, independent: 30080, independent conditional: 1189, independent unconditional: 28891, dependent: 18, dependent conditional: 3, dependent unconditional: 15, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 30106, independent: 30080, independent conditional: 0, independent unconditional: 30080, dependent: 24, dependent conditional: 6, dependent unconditional: 18, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 30106, independent: 30080, independent conditional: 0, independent unconditional: 30080, dependent: 24, dependent conditional: 3, dependent unconditional: 21, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 30106, independent: 30080, independent conditional: 0, independent unconditional: 30080, dependent: 24, dependent conditional: 3, dependent unconditional: 21, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 28910, independent: 28891, independent conditional: 0, independent unconditional: 28891, dependent: 17, dependent conditional: 2, dependent unconditional: 15, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 28910, independent: 28890, independent conditional: 0, independent unconditional: 28890, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 20, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 17, dependent conditional: 2, dependent unconditional: 15, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 20, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 17, dependent conditional: 2, dependent unconditional: 15, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2310, independent: 31, independent conditional: 0, independent unconditional: 31, dependent: 122, dependent conditional: 8, dependent unconditional: 115, unknown: 2157, unknown conditional: 0, unknown unconditional: 2157] , Protected Queries: 0 ], Cache Queries: [ total: 30106, independent: 1189, independent conditional: 0, independent unconditional: 1189, dependent: 7, dependent conditional: 1, dependent unconditional: 6, unknown: 28910, unknown conditional: 2, unknown unconditional: 28908] , Statistics on independence cache: Total cache size (in pairs): 28908, Positive cache size: 28891, Positive conditional cache size: 0, Positive unconditional cache size: 28891, Negative cache size: 17, Negative conditional cache size: 2, Negative unconditional cache size: 15, Unknown cache size: 2, Unknown conditional cache size: 0, Unknown unconditional cache size: 2, Eliminated conditions: 3, Maximal queried relation: 2, Independence queries for same thread: 81 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 2.4s, Number of persistent set computation: 393, Number of trivial persistent sets: 251, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28908, independent: 28891, independent conditional: 0, independent unconditional: 28891, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 30181, independent: 30080, independent conditional: 1189, independent unconditional: 28891, dependent: 99, dependent conditional: 84, dependent unconditional: 15, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 30100, independent: 30080, independent conditional: 1189, independent unconditional: 28891, dependent: 18, dependent conditional: 3, dependent unconditional: 15, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 30100, independent: 30080, independent conditional: 1189, independent unconditional: 28891, dependent: 18, dependent conditional: 3, dependent unconditional: 15, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 30106, independent: 30080, independent conditional: 0, independent unconditional: 30080, dependent: 24, dependent conditional: 6, dependent unconditional: 18, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 30106, independent: 30080, independent conditional: 0, independent unconditional: 30080, dependent: 24, dependent conditional: 3, dependent unconditional: 21, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 30106, independent: 30080, independent conditional: 0, independent unconditional: 30080, dependent: 24, dependent conditional: 3, dependent unconditional: 21, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 28910, independent: 28891, independent conditional: 0, independent unconditional: 28891, dependent: 17, dependent conditional: 2, dependent unconditional: 15, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 28910, independent: 28890, independent conditional: 0, independent unconditional: 28890, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 20, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 17, dependent conditional: 2, dependent unconditional: 15, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 20, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 17, dependent conditional: 2, dependent unconditional: 15, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2310, independent: 31, independent conditional: 0, independent unconditional: 31, dependent: 122, dependent conditional: 8, dependent unconditional: 115, unknown: 2157, unknown conditional: 0, unknown unconditional: 2157] , Protected Queries: 0 ], Cache Queries: [ total: 30106, independent: 1189, independent conditional: 0, independent unconditional: 1189, dependent: 7, dependent conditional: 1, dependent unconditional: 6, unknown: 28910, unknown conditional: 2, unknown unconditional: 28908] , Statistics on independence cache: Total cache size (in pairs): 28908, Positive cache size: 28891, Positive conditional cache size: 0, Positive unconditional cache size: 28891, Negative cache size: 17, Negative conditional cache size: 2, Negative unconditional cache size: 15, Unknown cache size: 2, Unknown conditional cache size: 0, Unknown unconditional cache size: 2, Eliminated conditions: 3, Maximal queried relation: 2, Independence queries for same thread: 81 - 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 - TimeoutResultAtElement [Line: 174]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 385 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while executing Executor. - TimeoutResultAtElement [Line: 174]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 385 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 1325 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 6.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 5.1s, 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: 8, 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: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 509 NumberOfCodeBlocks, 509 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 507 ConstructedInterpolants, 0 QuantifiedInterpolants, 544 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: whoop_wrapper_pc8736x_gpio_changeThread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 1325 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 540.0s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 5.9s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 41, 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: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 2039 NumberOfCodeBlocks, 2039 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 2032 ConstructedInterpolants, 1 QuantifiedInterpolants, 2437 SizeOfPredicates, 23 NumberOfNonLiveVariables, 2158 ConjunctsInSsa, 37 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 2/4 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown