/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking BOTH --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-06 07:56:43,260 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-06 07:56:43,299 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-06 07:56:43,302 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-06 07:56:43,302 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-06 07:56:43,326 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-06 07:56:43,326 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-06 07:56:43,326 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-06 07:56:43,327 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-06 07:56:43,327 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-06 07:56:43,328 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-06 07:56:43,328 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-06 07:56:43,328 INFO L153 SettingsManager]: * Use SBE=true [2024-04-06 07:56:43,328 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-06 07:56:43,329 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-06 07:56:43,329 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-06 07:56:43,329 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-06 07:56:43,329 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-06 07:56:43,330 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-06 07:56:43,330 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-06 07:56:43,330 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-06 07:56:43,330 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-06 07:56:43,331 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-06 07:56:43,331 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-06 07:56:43,331 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-06 07:56:43,331 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-06 07:56:43,331 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-06 07:56:43,331 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-06 07:56:43,332 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-06 07:56:43,332 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-06 07:56:43,332 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-06 07:56:43,332 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-06 07:56:43,332 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-06 07:56:43,333 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-06 07:56:43,333 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-06 07:56:43,333 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-06 07:56:43,333 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-06 07:56:43,333 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-06 07:56:43,333 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-06 07:56:43,333 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> BOTH Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-04-06 07:56:43,478 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-06 07:56:43,503 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-06 07:56:43,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-06 07:56:43,506 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-06 07:56:43,506 INFO L274 PluginConnector]: CDTParser initialized [2024-04-06 07:56:43,507 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2024-04-06 07:56:44,763 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-06 07:56:45,207 INFO L384 CDTParser]: Found 1 translation units. [2024-04-06 07:56:45,208 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2024-04-06 07:56:45,242 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/33b7b53bb/33e4d7e3fdb740c498753ed683c779e2/FLAG5eacc1fef [2024-04-06 07:56:45,265 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/33b7b53bb/33e4d7e3fdb740c498753ed683c779e2 [2024-04-06 07:56:45,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-06 07:56:45,270 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-06 07:56:45,271 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-06 07:56:45,271 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-06 07:56:45,275 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-06 07:56:45,276 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 07:56:45" (1/1) ... [2024-04-06 07:56:45,277 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f6d0d14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:56:45, skipping insertion in model container [2024-04-06 07:56:45,277 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 07:56:45" (1/1) ... [2024-04-06 07:56:45,381 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-06 07:56:45,635 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_generic_nvram_nvram_llseek_write_nvram.i[5469,5482] [2024-04-06 07:56:48,423 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-06 07:56:48,443 INFO L202 MainTranslator]: Completed pre-run [2024-04-06 07:56:48,454 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_generic_nvram_nvram_llseek_write_nvram.i[5469,5482] [2024-04-06 07:56:48,541 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-04-06 07:56:48,542 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-04-06 07:56:48,543 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-04-06 07:56:48,543 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-04-06 07:56:48,627 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-04-06 07:56:48,663 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-06 07:56:49,032 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-06 07:56:49,033 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-06 07:56:49,033 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2024-04-06 07:56:49,033 WARN L675 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2024-04-06 07:56:49,033 WARN L675 CHandler]: The function ____ilog2_NaN is called, but not defined or handled by StandardFunctionHandler. [2024-04-06 07:56:49,033 WARN L675 CHandler]: The function _whoop_init is called, but not defined or handled by StandardFunctionHandler. [2024-04-06 07:56:49,039 INFO L206 MainTranslator]: Completed translation [2024-04-06 07:56:49,039 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:56:49 WrapperNode [2024-04-06 07:56:49,039 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-06 07:56:49,040 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-06 07:56:49,040 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-06 07:56:49,040 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-06 07:56:49,045 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:56:49" (1/1) ... [2024-04-06 07:56:49,154 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:56:49" (1/1) ... [2024-04-06 07:56:49,218 INFO L138 Inliner]: procedures = 1353, calls = 1450, calls flagged for inlining = 347, calls inlined = 15, statements flattened = 323 [2024-04-06 07:56:49,219 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-06 07:56:49,219 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-06 07:56:49,219 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-06 07:56:49,220 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-06 07:56:49,229 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:56:49" (1/1) ... [2024-04-06 07:56:49,230 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:56:49" (1/1) ... [2024-04-06 07:56:49,237 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:56:49" (1/1) ... [2024-04-06 07:56:49,238 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:56:49" (1/1) ... [2024-04-06 07:56:49,256 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:56:49" (1/1) ... [2024-04-06 07:56:49,258 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:56:49" (1/1) ... [2024-04-06 07:56:49,275 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:56:49" (1/1) ... [2024-04-06 07:56:49,277 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:56:49" (1/1) ... [2024-04-06 07:56:49,282 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-06 07:56:49,283 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-06 07:56:49,283 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-06 07:56:49,283 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-06 07:56:49,283 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:56:49" (1/1) ... [2024-04-06 07:56:49,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-06 07:56:49,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 07:56:49,332 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-04-06 07:56:49,349 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-04-06 07:56:49,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-06 07:56:49,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-06 07:56:49,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-06 07:56:49,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-06 07:56:49,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-06 07:56:49,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-04-06 07:56:49,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-06 07:56:49,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-06 07:56:49,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-06 07:56:49,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-04-06 07:56:49,384 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_write_nvram [2024-04-06 07:56:49,384 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_write_nvram [2024-04-06 07:56:49,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-06 07:56:49,385 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_llseek [2024-04-06 07:56:49,385 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_llseek [2024-04-06 07:56:49,387 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-06 07:56:49,685 INFO L241 CfgBuilder]: Building ICFG [2024-04-06 07:56:49,687 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-06 07:56:50,079 INFO L282 CfgBuilder]: Performing block encoding [2024-04-06 07:56:50,099 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-06 07:56:50,099 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2024-04-06 07:56:50,100 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 07:56:50 BoogieIcfgContainer [2024-04-06 07:56:50,101 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-06 07:56:50,103 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-06 07:56:50,103 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-06 07:56:50,105 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-06 07:56:50,105 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.04 07:56:45" (1/3) ... [2024-04-06 07:56:50,106 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b1fc099 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 07:56:50, skipping insertion in model container [2024-04-06 07:56:50,106 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:56:49" (2/3) ... [2024-04-06 07:56:50,106 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b1fc099 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 07:56:50, skipping insertion in model container [2024-04-06 07:56:50,106 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 07:56:50" (3/3) ... [2024-04-06 07:56:50,107 INFO L112 eAbstractionObserver]: Analyzing ICFG char_generic_nvram_nvram_llseek_write_nvram.i [2024-04-06 07:56:50,114 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-06 07:56:50,121 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-06 07:56:50,121 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-04-06 07:56:50,121 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-06 07:56:50,209 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-04-06 07:56:50,242 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-06 07:56:50,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-06 07:56:50,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 07:56:50,245 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-06 07:56:50,253 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-04-06 07:56:50,290 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-06 07:56:50,305 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 07:56:50,307 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-06 07:56:50,314 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;@2ddeac13, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=BOTH, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-06 07:56:50,314 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-04-06 07:56:50,417 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting whoop_wrapper_nvram_llseekErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-06 07:56:50,419 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 07:56:50,419 INFO L85 PathProgramCache]: Analyzing trace with hash 2005359813, now seen corresponding path program 1 times [2024-04-06 07:56:50,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 07:56:50,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500556718] [2024-04-06 07:56:50,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 07:56:50,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 07:56:50,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 07:56:50,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 07:56:50,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 07:56:50,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500556718] [2024-04-06 07:56:50,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [500556718] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 07:56:50,853 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 07:56:50,853 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-06 07:56:50,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444463757] [2024-04-06 07:56:50,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 07:56:50,860 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-06 07:56:50,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 07:56:50,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-06 07:56:50,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-06 07:56:50,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:56:50,911 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 07:56:50,912 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 121.5) internal successors, (243), 2 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) [2024-04-06 07:56:50,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:56:50,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:56:50,977 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-06 07:56:50,978 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting whoop_wrapper_nvram_llseekErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-06 07:56:50,978 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 07:56:50,978 INFO L85 PathProgramCache]: Analyzing trace with hash 744587591, now seen corresponding path program 1 times [2024-04-06 07:56:50,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 07:56:50,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320812060] [2024-04-06 07:56:50,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 07:56:50,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 07:56:51,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 07:56:51,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 07:56:51,647 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 07:56:51,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320812060] [2024-04-06 07:56:51,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1320812060] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 07:56:51,648 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 07:56:51,648 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-06 07:56:51,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178708981] [2024-04-06 07:56:51,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 07:56:51,651 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-06 07:56:51,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 07:56:51,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-06 07:56:51,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-04-06 07:56:51,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:56:51,674 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 07:56:51,674 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 40.333333333333336) internal successors, (242), 6 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-06 07:56:51,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:56:51,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:56:52,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:56:52,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 07:56:52,047 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-06 07:56:52,048 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-06 07:56:52,048 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 07:56:52,048 INFO L85 PathProgramCache]: Analyzing trace with hash 623270282, now seen corresponding path program 1 times [2024-04-06 07:56:52,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 07:56:52,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465299178] [2024-04-06 07:56:52,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 07:56:52,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 07:56:52,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 07:56:52,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 07:56:52,466 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 07:56:52,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465299178] [2024-04-06 07:56:52,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1465299178] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 07:56:52,466 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 07:56:52,466 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-06 07:56:52,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755603289] [2024-04-06 07:56:52,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 07:56:52,467 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-06 07:56:52,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 07:56:52,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-06 07:56:52,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-04-06 07:56:52,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:56:52,483 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 07:56:52,483 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 42.166666666666664) internal successors, (253), 6 states have internal predecessors, (253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-06 07:56:52,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:56:52,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 07:56:52,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:56:52,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:56:52,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-06 07:56:52,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 07:56:52,867 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-04-06 07:56:52,868 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting whoop_wrapper_nvram_llseekErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-06 07:56:52,869 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 07:56:52,869 INFO L85 PathProgramCache]: Analyzing trace with hash -1371939601, now seen corresponding path program 1 times [2024-04-06 07:56:52,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 07:56:52,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647430892] [2024-04-06 07:56:52,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 07:56:52,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 07:56:52,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 07:56:53,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 07:56:53,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 07:56:53,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647430892] [2024-04-06 07:56:53,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1647430892] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 07:56:53,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 07:56:53,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-04-06 07:56:53,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142076187] [2024-04-06 07:56:53,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 07:56:53,565 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-04-06 07:56:53,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 07:56:53,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-04-06 07:56:53,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-04-06 07:56:53,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:56:53,581 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 07:56:53,581 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 34.5) internal successors, (276), 8 states have internal predecessors, (276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-06 07:56:53,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:56:53,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-06 07:56:53,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 07:56:53,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:56:53,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:56:53,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-06 07:56:53,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 07:56:53,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-06 07:56:53,937 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-04-06 07:56:53,938 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting whoop_wrapper_nvram_llseekErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-06 07:56:53,938 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 07:56:53,938 INFO L85 PathProgramCache]: Analyzing trace with hash 1423088064, now seen corresponding path program 1 times [2024-04-06 07:56:53,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 07:56:53,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067550226] [2024-04-06 07:56:53,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 07:56:53,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 07:56:54,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 07:56:54,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 07:56:54,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 07:56:54,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067550226] [2024-04-06 07:56:54,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067550226] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 07:56:54,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 07:56:54,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-04-06 07:56:54,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890669210] [2024-04-06 07:56:54,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 07:56:54,961 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-06 07:56:54,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 07:56:54,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-06 07:56:54,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-04-06 07:56:54,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:56:54,976 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 07:56:54,976 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 16.333333333333332) internal successors, (245), 15 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-06 07:56:54,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:56:54,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-06 07:56:54,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 07:56:54,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-06 07:56:54,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:56:57,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:56:57,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-06 07:56:57,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 07:56:57,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-06 07:56:57,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-06 07:56:57,767 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-04-06 07:56:57,768 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-06 07:56:57,768 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 07:56:57,768 INFO L85 PathProgramCache]: Analyzing trace with hash 230612601, now seen corresponding path program 1 times [2024-04-06 07:56:57,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 07:56:57,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760677760] [2024-04-06 07:56:57,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 07:56:57,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 07:56:57,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 07:56:58,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 07:56:58,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 07:56:58,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760677760] [2024-04-06 07:56:58,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760677760] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 07:56:58,703 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 07:56:58,703 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-04-06 07:56:58,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096442685] [2024-04-06 07:56:58,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 07:56:58,703 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-06 07:56:58,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 07:56:59,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-06 07:56:59,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-04-06 07:56:59,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:56:59,966 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 07:56:59,966 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 17.6) internal successors, (264), 15 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) [2024-04-06 07:56:59,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:56:59,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-06 07:56:59,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 07:56:59,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-06 07:56:59,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-06 07:56:59,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:57:06,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:57:06,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-06 07:57:06,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 07:57:06,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-06 07:57:06,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-06 07:57:06,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-06 07:57:06,317 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-04-06 07:57:06,318 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-06 07:57:06,318 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 07:57:06,318 INFO L85 PathProgramCache]: Analyzing trace with hash -91354321, now seen corresponding path program 1 times [2024-04-06 07:57:06,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 07:57:06,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188257383] [2024-04-06 07:57:06,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 07:57:06,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 07:57:06,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 07:57:06,702 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 07:57:06,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 07:57:06,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188257383] [2024-04-06 07:57:06,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [188257383] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 07:57:06,703 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 07:57:06,703 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-06 07:57:06,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456485978] [2024-04-06 07:57:06,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 07:57:06,703 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-06 07:57:06,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 07:57:06,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-06 07:57:06,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-06 07:57:06,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:57:06,715 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 07:57:06,716 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 94.66666666666667) internal successors, (284), 3 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-06 07:57:06,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:57:06,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-06 07:57:06,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 07:57:06,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-06 07:57:06,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-06 07:57:06,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-06 07:57:06,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:57:06,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:57:06,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-06 07:57:06,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 07:57:06,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-06 07:57:06,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-06 07:57:06,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-06 07:57:06,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 07:57:06,949 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-04-06 07:57:06,949 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-06 07:57:06,950 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 07:57:06,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1007191618, now seen corresponding path program 2 times [2024-04-06 07:57:06,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 07:57:06,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770724019] [2024-04-06 07:57:06,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 07:57:06,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 07:57:06,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 07:57:07,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 07:57:07,633 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 07:57:07,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770724019] [2024-04-06 07:57:07,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770724019] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 07:57:07,633 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 07:57:07,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-04-06 07:57:07,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218164949] [2024-04-06 07:57:07,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 07:57:07,634 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-04-06 07:57:07,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 07:57:07,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-04-06 07:57:07,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2024-04-06 07:57:07,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:57:07,640 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 07:57:07,640 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 21.083333333333332) internal successors, (253), 12 states have internal predecessors, (253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-06 07:57:07,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:57:07,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-06 07:57:07,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 07:57:07,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-06 07:57:07,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-06 07:57:07,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-06 07:57:07,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 07:57:07,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:57:11,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 07:57:11,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-06 07:57:11,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 07:57:11,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-06 07:57:11,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-06 07:57:11,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-06 07:57:11,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 07:57:11,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 07:57:11,447 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2024-04-06 07:57:11,448 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 6 remaining) [2024-04-06 07:57:11,448 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 6 remaining) [2024-04-06 07:57:11,449 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_nvram_llseekErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 6 remaining) [2024-04-06 07:57:11,450 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 6 remaining) [2024-04-06 07:57:11,450 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_nvram_llseekErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2024-04-06 07:57:11,450 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-04-06 07:57:11,457 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1] [2024-04-06 07:57:11,464 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-06 07:57:11,464 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-06 07:57:11,467 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.04 07:57:11 BasicIcfg [2024-04-06 07:57:11,467 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-06 07:57:11,467 INFO L158 Benchmark]: Toolchain (without parser) took 26197.56ms. Allocated memory was 333.4MB in the beginning and 919.6MB in the end (delta: 586.2MB). Free memory was 299.0MB in the beginning and 671.6MB in the end (delta: -372.7MB). Peak memory consumption was 607.2MB. Max. memory is 8.0GB. [2024-04-06 07:57:11,467 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 173.0MB. Free memory is still 137.9MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-06 07:57:11,467 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3768.36ms. Allocated memory was 333.4MB in the beginning and 499.1MB in the end (delta: 165.7MB). Free memory was 299.0MB in the beginning and 429.9MB in the end (delta: -130.9MB). Peak memory consumption was 244.5MB. Max. memory is 8.0GB. [2024-04-06 07:57:11,468 INFO L158 Benchmark]: Boogie Procedure Inliner took 179.17ms. Allocated memory is still 499.1MB. Free memory was 429.4MB in the beginning and 420.5MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2024-04-06 07:57:11,470 INFO L158 Benchmark]: Boogie Preprocessor took 62.59ms. Allocated memory is still 499.1MB. Free memory was 420.5MB in the beginning and 416.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-04-06 07:57:11,470 INFO L158 Benchmark]: RCFGBuilder took 818.17ms. Allocated memory is still 499.1MB. Free memory was 416.3MB in the beginning and 373.3MB in the end (delta: 43.0MB). Peak memory consumption was 43.0MB. Max. memory is 8.0GB. [2024-04-06 07:57:11,470 INFO L158 Benchmark]: TraceAbstraction took 21364.31ms. Allocated memory was 499.1MB in the beginning and 919.6MB in the end (delta: 420.5MB). Free memory was 372.3MB in the beginning and 671.6MB in the end (delta: -299.4MB). Peak memory consumption was 514.3MB. Max. memory is 8.0GB. [2024-04-06 07:57:11,471 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 173.0MB. Free memory is still 137.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 3768.36ms. Allocated memory was 333.4MB in the beginning and 499.1MB in the end (delta: 165.7MB). Free memory was 299.0MB in the beginning and 429.9MB in the end (delta: -130.9MB). Peak memory consumption was 244.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 179.17ms. Allocated memory is still 499.1MB. Free memory was 429.4MB in the beginning and 420.5MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * Boogie Preprocessor took 62.59ms. Allocated memory is still 499.1MB. Free memory was 420.5MB in the beginning and 416.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 818.17ms. Allocated memory is still 499.1MB. Free memory was 416.3MB in the beginning and 373.3MB in the end (delta: 43.0MB). Peak memory consumption was 43.0MB. Max. memory is 8.0GB. * TraceAbstraction took 21364.31ms. Allocated memory was 499.1MB in the beginning and 919.6MB in the end (delta: 420.5MB). Free memory was 372.3MB in the beginning and 671.6MB in the end (delta: -299.4MB). Peak memory consumption was 514.3MB. 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: 355073, independent: 340836, independent conditional: 339462, independent unconditional: 1374, dependent: 14150, dependent conditional: 13893, dependent unconditional: 257, unknown: 87, unknown conditional: 87, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 342325, independent: 340836, independent conditional: 339462, independent unconditional: 1374, dependent: 1402, dependent conditional: 1402, dependent unconditional: 0, unknown: 87, unknown conditional: 87, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 342325, independent: 340836, independent conditional: 339462, independent unconditional: 1374, dependent: 1402, dependent conditional: 1402, dependent unconditional: 0, unknown: 87, unknown conditional: 87, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 342325, independent: 340836, independent conditional: 339462, independent unconditional: 1374, dependent: 1402, dependent conditional: 1402, dependent unconditional: 0, unknown: 87, unknown conditional: 87, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 350218, independent: 340836, independent conditional: 12566, independent unconditional: 328270, dependent: 8872, dependent conditional: 5756, dependent unconditional: 3116, unknown: 510, unknown conditional: 332, unknown unconditional: 178] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 350218, independent: 340836, independent conditional: 6241, independent unconditional: 334595, dependent: 8872, dependent conditional: 3238, dependent unconditional: 5634, unknown: 510, unknown conditional: 212, unknown unconditional: 298] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 350218, independent: 340836, independent conditional: 6241, independent unconditional: 334595, dependent: 8872, dependent conditional: 3238, dependent unconditional: 5634, unknown: 510, unknown conditional: 212, unknown unconditional: 298] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6220, independent: 6163, independent conditional: 121, independent unconditional: 6042, dependent: 49, dependent conditional: 36, dependent unconditional: 13, unknown: 8, unknown conditional: 6, unknown unconditional: 2] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6220, independent: 6147, independent conditional: 0, independent unconditional: 6147, dependent: 73, dependent conditional: 0, dependent unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 73, independent: 16, independent conditional: 16, independent unconditional: 0, dependent: 49, dependent conditional: 36, dependent unconditional: 13, unknown: 8, unknown conditional: 6, unknown unconditional: 2] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, independent: 16, independent conditional: 16, independent unconditional: 0, dependent: 49, dependent conditional: 36, dependent unconditional: 13, unknown: 8, unknown conditional: 6, unknown unconditional: 2] , SemanticIndependenceRelation.Query Time [ms]: [ total: 9061, independent: 219, independent conditional: 219, independent unconditional: 0, dependent: 266, dependent conditional: 160, dependent unconditional: 106, unknown: 8576, unknown conditional: 6401, unknown unconditional: 2174] , Protected Queries: 0 ], Cache Queries: [ total: 350218, independent: 334673, independent conditional: 6120, independent unconditional: 328553, dependent: 8823, dependent conditional: 3202, dependent unconditional: 5621, unknown: 6722, unknown conditional: 369, unknown unconditional: 6353] , Statistics on independence cache: Total cache size (in pairs): 6212, Positive cache size: 6163, Positive conditional cache size: 121, Positive unconditional cache size: 6042, Negative cache size: 49, Negative conditional cache size: 36, Negative unconditional cache size: 13, Unknown cache size: 8, Unknown conditional cache size: 6, Unknown unconditional cache size: 2, Eliminated conditions: 8963, Maximal queried relation: 6, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 350218, independent: 340836, independent conditional: 12566, independent unconditional: 328270, dependent: 8872, dependent conditional: 5756, dependent unconditional: 3116, unknown: 510, unknown conditional: 332, unknown unconditional: 178] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 350218, independent: 340836, independent conditional: 6241, independent unconditional: 334595, dependent: 8872, dependent conditional: 3238, dependent unconditional: 5634, unknown: 510, unknown conditional: 212, unknown unconditional: 298] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 350218, independent: 340836, independent conditional: 6241, independent unconditional: 334595, dependent: 8872, dependent conditional: 3238, dependent unconditional: 5634, unknown: 510, unknown conditional: 212, unknown unconditional: 298] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6220, independent: 6163, independent conditional: 121, independent unconditional: 6042, dependent: 49, dependent conditional: 36, dependent unconditional: 13, unknown: 8, unknown conditional: 6, unknown unconditional: 2] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6220, independent: 6147, independent conditional: 0, independent unconditional: 6147, dependent: 73, dependent conditional: 0, dependent unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 73, independent: 16, independent conditional: 16, independent unconditional: 0, dependent: 49, dependent conditional: 36, dependent unconditional: 13, unknown: 8, unknown conditional: 6, unknown unconditional: 2] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, independent: 16, independent conditional: 16, independent unconditional: 0, dependent: 49, dependent conditional: 36, dependent unconditional: 13, unknown: 8, unknown conditional: 6, unknown unconditional: 2] , SemanticIndependenceRelation.Query Time [ms]: [ total: 9061, independent: 219, independent conditional: 219, independent unconditional: 0, dependent: 266, dependent conditional: 160, dependent unconditional: 106, unknown: 8576, unknown conditional: 6401, unknown unconditional: 2174] , Protected Queries: 0 ], Cache Queries: [ total: 350218, independent: 334673, independent conditional: 6120, independent unconditional: 328553, dependent: 8823, dependent conditional: 3202, dependent unconditional: 5621, unknown: 6722, unknown conditional: 369, unknown unconditional: 6353] , Statistics on independence cache: Total cache size (in pairs): 6212, Positive cache size: 6163, Positive conditional cache size: 121, Positive unconditional cache size: 6042, Negative cache size: 49, Negative conditional cache size: 36, Negative unconditional cache size: 13, Unknown cache size: 8, Unknown conditional cache size: 6, Unknown unconditional cache size: 2, Eliminated conditions: 8963 ], Independence queries for same thread: 12748 - PositiveResult [Line: 174]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 174]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 502 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 21.2s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 14.5s, 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: 93, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 2060 NumberOfCodeBlocks, 2060 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 2052 ConstructedInterpolants, 0 QuantifiedInterpolants, 6384 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-04-06 07:57:11,508 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-04-06 07:57:11,702 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...