/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.c_1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-21 20:38:08,438 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-21 20:38:08,441 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-21 20:38:08,478 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-21 20:38:08,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-21 20:38:08,480 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-21 20:38:08,482 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-21 20:38:08,484 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-21 20:38:08,487 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-21 20:38:08,488 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-21 20:38:08,489 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-21 20:38:08,491 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-21 20:38:08,492 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-21 20:38:08,493 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-21 20:38:08,494 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-21 20:38:08,497 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-21 20:38:08,498 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-21 20:38:08,517 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-21 20:38:08,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-21 20:38:08,528 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-21 20:38:08,530 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-21 20:38:08,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-21 20:38:08,539 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-21 20:38:08,541 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-21 20:38:08,549 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-21 20:38:08,570 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-21 20:38:08,571 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-21 20:38:08,572 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-21 20:38:08,575 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2021-02-21 20:38:08,599 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-21 20:38:08,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-21 20:38:08,605 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-21 20:38:08,605 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-21 20:38:08,605 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-21 20:38:08,606 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-21 20:38:08,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-21 20:38:08,606 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-21 20:38:08,606 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-21 20:38:08,607 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-21 20:38:08,608 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-21 20:38:08,608 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-21 20:38:08,608 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-21 20:38:08,608 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-21 20:38:08,610 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-21 20:38:08,610 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-21 20:38:08,610 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-21 20:38:08,610 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-21 20:38:08,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-21 20:38:08,611 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-21 20:38:08,611 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-21 20:38:08,611 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-21 20:38:08,611 INFO L138 SettingsManager]: * Use separate solver for trace checks=false 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-21 20:38:09,011 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-21 20:38:09,039 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-21 20:38:09,043 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-21 20:38:09,045 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-21 20:38:09,046 INFO L275 PluginConnector]: CDTParser initialized [2021-02-21 20:38:09,047 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.c_1.i [2021-02-21 20:38:09,140 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b91940220/fa9f23d7953a4883a2f4b6a67204f365/FLAGaf5ea5cd2 [2021-02-21 20:38:09,715 INFO L306 CDTParser]: Found 1 translation units. [2021-02-21 20:38:09,715 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.c_1.i [2021-02-21 20:38:09,725 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b91940220/fa9f23d7953a4883a2f4b6a67204f365/FLAGaf5ea5cd2 [2021-02-21 20:38:10,095 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b91940220/fa9f23d7953a4883a2f4b6a67204f365 [2021-02-21 20:38:10,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-21 20:38:10,112 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-21 20:38:10,114 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-21 20:38:10,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-21 20:38:10,118 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-21 20:38:10,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 08:38:10" (1/1) ... [2021-02-21 20:38:10,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69b48c69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 08:38:10, skipping insertion in model container [2021-02-21 20:38:10,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 08:38:10" (1/1) ... [2021-02-21 20:38:10,129 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-21 20:38:10,149 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-21 20:38:10,281 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.c_1.i[303,316] [2021-02-21 20:38:10,319 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-21 20:38:10,337 INFO L203 MainTranslator]: Completed pre-run [2021-02-21 20:38:10,352 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.c_1.i[303,316] [2021-02-21 20:38:10,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-21 20:38:10,390 INFO L208 MainTranslator]: Completed translation [2021-02-21 20:38:10,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 08:38:10 WrapperNode [2021-02-21 20:38:10,391 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-21 20:38:10,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-21 20:38:10,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-21 20:38:10,393 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-21 20:38:10,409 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 08:38:10" (1/1) ... [2021-02-21 20:38:10,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 08:38:10" (1/1) ... [2021-02-21 20:38:10,421 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 08:38:10" (1/1) ... [2021-02-21 20:38:10,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 08:38:10" (1/1) ... [2021-02-21 20:38:10,434 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 08:38:10" (1/1) ... [2021-02-21 20:38:10,438 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 08:38:10" (1/1) ... [2021-02-21 20:38:10,440 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 08:38:10" (1/1) ... [2021-02-21 20:38:10,444 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-21 20:38:10,445 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-21 20:38:10,445 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-21 20:38:10,446 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-21 20:38:10,447 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 08:38:10" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-21 20:38:10,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-21 20:38:10,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-21 20:38:10,571 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-21 20:38:10,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2021-02-21 20:38:10,572 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-02-21 20:38:10,572 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-02-21 20:38:10,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_find_same_bus_num [2021-02-21 20:38:10,572 INFO L138 BoogieDeclarations]: Found implementation of procedure fillslotinfo [2021-02-21 20:38:10,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_init_devno [2021-02-21 20:38:10,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ebda_rsrc_controller [2021-02-21 20:38:10,574 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-21 20:38:10,574 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-02-21 20:38:10,575 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-21 20:38:10,575 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-21 20:38:10,575 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-21 20:38:10,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-21 20:38:10,576 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2021-02-21 20:38:10,576 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2021-02-21 20:38:10,578 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-02-21 20:38:10,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-21 20:38:10,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-02-21 20:38:10,582 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-02-21 20:38:10,582 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_find_same_bus_num [2021-02-21 20:38:10,582 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-21 20:38:10,583 INFO L130 BoogieDeclarations]: Found specification of procedure fillslotinfo [2021-02-21 20:38:10,583 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_init_devno [2021-02-21 20:38:10,583 INFO L130 BoogieDeclarations]: Found specification of procedure ebda_rsrc_controller [2021-02-21 20:38:10,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-21 20:38:10,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-21 20:38:10,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-21 20:38:10,584 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-21 20:38:10,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-21 20:38:10,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-21 20:38:10,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-21 20:38:10,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-21 20:38:10,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-21 20:38:11,294 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-21 20:38:11,294 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-02-21 20:38:11,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 08:38:11 BoogieIcfgContainer [2021-02-21 20:38:11,296 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-21 20:38:11,298 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-21 20:38:11,298 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-21 20:38:11,302 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-21 20:38:11,302 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.02 08:38:10" (1/3) ... [2021-02-21 20:38:11,303 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a26a412 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.02 08:38:11, skipping insertion in model container [2021-02-21 20:38:11,303 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 08:38:10" (2/3) ... [2021-02-21 20:38:11,304 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a26a412 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.02 08:38:11, skipping insertion in model container [2021-02-21 20:38:11,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 08:38:11" (3/3) ... [2021-02-21 20:38:11,306 INFO L111 eAbstractionObserver]: Analyzing ICFG rule57_ebda_blast.c_1.i [2021-02-21 20:38:11,313 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-21 20:38:11,319 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-21 20:38:11,343 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-21 20:38:11,369 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-21 20:38:11,369 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-21 20:38:11,369 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-21 20:38:11,369 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-21 20:38:11,369 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-21 20:38:11,370 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-21 20:38:11,370 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-21 20:38:11,370 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-21 20:38:11,389 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states. [2021-02-21 20:38:11,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-02-21 20:38:11,401 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 20:38:11,402 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-21 20:38:11,403 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 20:38:11,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 20:38:11,411 INFO L82 PathProgramCache]: Analyzing trace with hash 1234334681, now seen corresponding path program 1 times [2021-02-21 20:38:11,422 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-21 20:38:11,422 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [769451272] [2021-02-21 20:38:11,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 20:38:11,509 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-21 20:38:11,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:11,709 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:11,711 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:11,713 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:11,715 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:11,881 WARN L202 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2021-02-21 20:38:11,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 20:38:11,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:11,933 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:11,934 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:11,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-02-21 20:38:11,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:12,020 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:12,021 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:12,023 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:12,024 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 20:38:12,041 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:12,042 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 20:38:12,060 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:12,061 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:12,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-21 20:38:12,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:12,127 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:12,129 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:12,140 WARN L141 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-02-21 20:38:12,143 WARN L147 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size 9 [2021-02-21 20:38:12,176 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:12,178 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 20:38:12,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-21 20:38:12,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:12,298 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:12,299 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:12,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 20:38:12,328 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [769451272] [2021-02-21 20:38:12,330 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 20:38:12,331 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-02-21 20:38:12,331 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044538263] [2021-02-21 20:38:12,338 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-02-21 20:38:12,338 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-21 20:38:12,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-02-21 20:38:12,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-02-21 20:38:12,360 INFO L87 Difference]: Start difference. First operand 109 states. Second operand 10 states. [2021-02-21 20:38:12,569 WARN L202 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-02-21 20:38:13,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 20:38:13,292 INFO L93 Difference]: Finished difference Result 125 states and 138 transitions. [2021-02-21 20:38:13,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-21 20:38:13,294 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 43 [2021-02-21 20:38:13,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 20:38:13,308 INFO L225 Difference]: With dead ends: 125 [2021-02-21 20:38:13,308 INFO L226 Difference]: Without dead ends: 103 [2021-02-21 20:38:13,312 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2021-02-21 20:38:13,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2021-02-21 20:38:13,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 101. [2021-02-21 20:38:13,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2021-02-21 20:38:13,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 108 transitions. [2021-02-21 20:38:13,398 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 108 transitions. Word has length 43 [2021-02-21 20:38:13,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 20:38:13,399 INFO L480 AbstractCegarLoop]: Abstraction has 101 states and 108 transitions. [2021-02-21 20:38:13,399 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-02-21 20:38:13,402 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 108 transitions. [2021-02-21 20:38:13,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-02-21 20:38:13,407 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 20:38:13,408 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-21 20:38:13,408 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-21 20:38:13,408 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 20:38:13,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 20:38:13,413 INFO L82 PathProgramCache]: Analyzing trace with hash -1952632152, now seen corresponding path program 1 times [2021-02-21 20:38:13,414 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-21 20:38:13,414 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [995413426] [2021-02-21 20:38:13,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 20:38:13,421 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-21 20:38:13,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:13,533 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:13,534 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:13,535 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:13,535 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:13,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 20:38:13,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:13,632 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:13,640 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:13,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-02-21 20:38:13,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:13,743 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:13,744 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:13,745 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:13,746 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 20:38:13,759 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:13,760 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 20:38:13,774 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:13,774 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:13,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-21 20:38:13,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:13,806 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:13,807 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:13,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-21 20:38:13,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:13,834 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:13,835 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:13,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-21 20:38:13,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:13,859 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:13,860 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:13,861 WARN L141 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-02-21 20:38:13,862 WARN L147 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size 9 [2021-02-21 20:38:13,877 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:13,878 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 20:38:13,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-21 20:38:13,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:13,907 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:13,908 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:13,918 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-02-21 20:38:13,918 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [995413426] [2021-02-21 20:38:13,919 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 20:38:13,919 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-02-21 20:38:13,919 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745451514] [2021-02-21 20:38:13,920 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-02-21 20:38:13,920 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-21 20:38:13,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-02-21 20:38:13,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-02-21 20:38:13,922 INFO L87 Difference]: Start difference. First operand 101 states and 108 transitions. Second operand 10 states. [2021-02-21 20:38:14,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 20:38:14,775 INFO L93 Difference]: Finished difference Result 123 states and 129 transitions. [2021-02-21 20:38:14,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-02-21 20:38:14,776 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 58 [2021-02-21 20:38:14,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 20:38:14,789 INFO L225 Difference]: With dead ends: 123 [2021-02-21 20:38:14,789 INFO L226 Difference]: Without dead ends: 112 [2021-02-21 20:38:14,792 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=75, Invalid=305, Unknown=0, NotChecked=0, Total=380 [2021-02-21 20:38:14,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2021-02-21 20:38:14,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 110. [2021-02-21 20:38:14,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2021-02-21 20:38:14,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 115 transitions. [2021-02-21 20:38:14,841 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 115 transitions. Word has length 58 [2021-02-21 20:38:14,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 20:38:14,842 INFO L480 AbstractCegarLoop]: Abstraction has 110 states and 115 transitions. [2021-02-21 20:38:14,842 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-02-21 20:38:14,842 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 115 transitions. [2021-02-21 20:38:14,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-02-21 20:38:14,852 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 20:38:14,853 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-21 20:38:14,856 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-21 20:38:14,856 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 20:38:14,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 20:38:14,857 INFO L82 PathProgramCache]: Analyzing trace with hash 633093382, now seen corresponding path program 1 times [2021-02-21 20:38:14,857 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-21 20:38:14,858 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [154405396] [2021-02-21 20:38:14,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 20:38:14,861 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-21 20:38:14,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:14,917 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:14,918 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:14,918 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:14,919 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:14,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 20:38:14,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:14,979 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:14,979 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:15,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-02-21 20:38:15,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:15,036 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:15,036 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:15,037 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:15,038 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 20:38:15,045 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:15,046 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 20:38:15,053 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:15,054 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:15,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-21 20:38:15,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:15,073 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:15,073 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:15,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-21 20:38:15,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:15,086 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:15,087 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:15,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-21 20:38:15,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:15,093 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:15,094 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:15,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-21 20:38:15,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:15,099 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:15,100 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:15,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-02-21 20:38:15,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:15,118 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:15,119 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 20:38:15,133 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:15,134 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 20:38:15,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 20:38:15,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:15,162 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:15,163 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:15,165 WARN L141 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-02-21 20:38:15,166 WARN L147 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size 9 [2021-02-21 20:38:15,184 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:15,185 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 20:38:15,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-21 20:38:15,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:15,220 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:15,221 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:15,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-02-21 20:38:15,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:15,259 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:15,260 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:15,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-02-21 20:38:15,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:15,264 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:15,266 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:15,291 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-02-21 20:38:15,292 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [154405396] [2021-02-21 20:38:15,292 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 20:38:15,292 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-02-21 20:38:15,292 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070690335] [2021-02-21 20:38:15,293 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-02-21 20:38:15,293 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-21 20:38:15,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-02-21 20:38:15,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2021-02-21 20:38:15,295 INFO L87 Difference]: Start difference. First operand 110 states and 115 transitions. Second operand 13 states. [2021-02-21 20:38:15,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 20:38:15,951 INFO L93 Difference]: Finished difference Result 130 states and 135 transitions. [2021-02-21 20:38:15,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-02-21 20:38:15,952 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 94 [2021-02-21 20:38:15,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 20:38:15,954 INFO L225 Difference]: With dead ends: 130 [2021-02-21 20:38:15,954 INFO L226 Difference]: Without dead ends: 109 [2021-02-21 20:38:15,955 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=77, Invalid=385, Unknown=0, NotChecked=0, Total=462 [2021-02-21 20:38:15,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2021-02-21 20:38:15,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 107. [2021-02-21 20:38:15,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2021-02-21 20:38:15,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 110 transitions. [2021-02-21 20:38:15,982 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 110 transitions. Word has length 94 [2021-02-21 20:38:15,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 20:38:15,982 INFO L480 AbstractCegarLoop]: Abstraction has 107 states and 110 transitions. [2021-02-21 20:38:15,982 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2021-02-21 20:38:15,983 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 110 transitions. [2021-02-21 20:38:15,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-02-21 20:38:15,987 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 20:38:15,987 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-21 20:38:15,987 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-21 20:38:15,987 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 20:38:15,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 20:38:15,988 INFO L82 PathProgramCache]: Analyzing trace with hash 1822543959, now seen corresponding path program 1 times [2021-02-21 20:38:15,988 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-21 20:38:15,989 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [371556705] [2021-02-21 20:38:15,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 20:38:15,991 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-21 20:38:16,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:16,040 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:16,041 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:16,042 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:16,043 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 20:38:16,047 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:16,047 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:16,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 20:38:16,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:16,088 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:16,089 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:16,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-02-21 20:38:16,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:16,151 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:16,152 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:16,153 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:16,154 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 20:38:16,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-21 20:38:16,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:16,173 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:16,174 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:16,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-21 20:38:16,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:16,186 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:16,186 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:16,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-21 20:38:16,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:16,192 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:16,193 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:16,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-21 20:38:16,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:16,197 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:16,197 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:16,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-02-21 20:38:16,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:16,204 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:16,205 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:16,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 20:38:16,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:16,212 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:16,213 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:16,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-21 20:38:16,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:16,217 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:16,217 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:16,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-02-21 20:38:16,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:16,224 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:16,225 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:16,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-02-21 20:38:16,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 20:38:16,239 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 20:38:16,240 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 20:38:16,262 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-02-21 20:38:16,263 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [371556705] [2021-02-21 20:38:16,263 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 20:38:16,263 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-02-21 20:38:16,264 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723696157] [2021-02-21 20:38:16,264 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-21 20:38:16,265 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-21 20:38:16,265 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-21 20:38:16,265 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-02-21 20:38:16,266 INFO L87 Difference]: Start difference. First operand 107 states and 110 transitions. Second operand 8 states. [2021-02-21 20:38:16,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 20:38:16,731 INFO L93 Difference]: Finished difference Result 109 states and 112 transitions. [2021-02-21 20:38:16,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-21 20:38:16,733 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 103 [2021-02-21 20:38:16,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 20:38:16,735 INFO L225 Difference]: With dead ends: 109 [2021-02-21 20:38:16,735 INFO L226 Difference]: Without dead ends: 0 [2021-02-21 20:38:16,736 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2021-02-21 20:38:16,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-21 20:38:16,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-21 20:38:16,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-21 20:38:16,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-21 20:38:16,737 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 103 [2021-02-21 20:38:16,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 20:38:16,738 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-21 20:38:16,738 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-21 20:38:16,738 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-21 20:38:16,738 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-21 20:38:16,738 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-21 20:38:16,741 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-21 20:38:18,282 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-02-21 20:38:18,282 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-02-21 20:38:18,282 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-02-21 20:38:18,283 INFO L185 CegarLoopUtils]: At program point ibmphp_find_same_bus_numEXIT(lines 56 58) the Hoare annotation is: (or (<= (+ |ibmphp_find_same_bus_num_#res.base| 1) 0) (= ~tmp_slot~0.base 0) (<= 1 |ibmphp_find_same_bus_num_#res.base|)) [2021-02-21 20:38:18,283 INFO L185 CegarLoopUtils]: At program point L57(line 57) the Hoare annotation is: (or (<= 1 |ibmphp_find_same_bus_num_#t~ret8.base|) (= ~tmp_slot~0.base 0) (<= (+ |ibmphp_find_same_bus_num_#t~ret8.base| 1) 0)) [2021-02-21 20:38:18,283 INFO L185 CegarLoopUtils]: At program point L57-1(line 57) the Hoare annotation is: (or (and (or (<= (+ |ibmphp_find_same_bus_num_#res.base| 1) 0) (<= 1 |ibmphp_find_same_bus_num_#res.base|)) (or (<= 1 |ibmphp_find_same_bus_num_#t~ret8.base|) (<= (+ |ibmphp_find_same_bus_num_#t~ret8.base| 1) 0))) (= ~tmp_slot~0.base 0)) [2021-02-21 20:38:18,284 INFO L185 CegarLoopUtils]: At program point ibmphp_find_same_bus_numENTRY(lines 56 58) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|)) (= ~tmp_slot~0.base 0)) [2021-02-21 20:38:18,284 INFO L185 CegarLoopUtils]: At program point ibmphp_find_same_bus_numFINAL(lines 56 58) the Hoare annotation is: (or (<= (+ |ibmphp_find_same_bus_num_#res.base| 1) 0) (= ~tmp_slot~0.base 0) (<= 1 |ibmphp_find_same_bus_num_#res.base|)) [2021-02-21 20:38:18,284 INFO L185 CegarLoopUtils]: At program point L3-2(line 3) the Hoare annotation is: (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) [2021-02-21 20:38:18,284 INFO L185 CegarLoopUtils]: At program point L3-3(line 3) the Hoare annotation is: (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) [2021-02-21 20:38:18,284 INFO L185 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: (and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2021-02-21 20:38:18,285 INFO L185 CegarLoopUtils]: At program point L3-4(line 3) the Hoare annotation is: (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) [2021-02-21 20:38:18,285 INFO L185 CegarLoopUtils]: At program point L-1-1(line -1) the Hoare annotation is: (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) [2021-02-21 20:38:18,285 INFO L185 CegarLoopUtils]: At program point L3-5(line 3) the Hoare annotation is: (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) [2021-02-21 20:38:18,285 INFO L192 CegarLoopUtils]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2021-02-21 20:38:18,285 INFO L185 CegarLoopUtils]: At program point L43(line 43) the Hoare annotation is: (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) [2021-02-21 20:38:18,285 INFO L185 CegarLoopUtils]: At program point L42(line 42) the Hoare annotation is: (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) [2021-02-21 20:38:18,286 INFO L185 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|) (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= |old(#length)| |#length|) (= |#t~string6.base| |old(#t~string6.base)|) (= |old(#t~string4.offset)| |#t~string4.offset|) (= |old(#valid)| |#valid|) (= |old(#NULL.base)| |#NULL.base|) (= |#t~string5.base| |old(#t~string5.base)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |old(#t~string6.offset)| |#t~string6.offset|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2021-02-21 20:38:18,286 INFO L185 CegarLoopUtils]: At program point L3(line 3) the Hoare annotation is: (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) [2021-02-21 20:38:18,286 INFO L185 CegarLoopUtils]: At program point L3-1(line 3) the Hoare annotation is: (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) [2021-02-21 20:38:18,286 INFO L192 CegarLoopUtils]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2021-02-21 20:38:18,286 INFO L192 CegarLoopUtils]: At program point L51-2(lines 50 53) the Hoare annotation is: true [2021-02-21 20:38:18,286 INFO L192 CegarLoopUtils]: At program point kfreeEXIT(lines 50 53) the Hoare annotation is: true [2021-02-21 20:38:18,286 INFO L185 CegarLoopUtils]: At program point kfreeENTRY(lines 50 53) the Hoare annotation is: (or (not (= ~used_tmp_slot~0 1)) (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= ~tmp_slot~0.base 0)) [2021-02-21 20:38:18,287 INFO L185 CegarLoopUtils]: At program point L52(line 52) the Hoare annotation is: (or (not (= ~used_tmp_slot~0 1)) (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= ~tmp_slot~0.base 0)) [2021-02-21 20:38:18,287 INFO L185 CegarLoopUtils]: At program point L51(lines 51 52) the Hoare annotation is: (or (not (= ~used_tmp_slot~0 1)) (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= ~tmp_slot~0.base 0)) [2021-02-21 20:38:18,287 INFO L185 CegarLoopUtils]: At program point L48(line 48) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|)) [2021-02-21 20:38:18,287 INFO L185 CegarLoopUtils]: At program point L48-1(line 48) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|)) [2021-02-21 20:38:18,287 INFO L185 CegarLoopUtils]: At program point L48-2(line 48) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (or (< 0 |kzalloc_#t~malloc7.base|) (<= (+ |kzalloc_#t~malloc7.base| 1) 0))) [2021-02-21 20:38:18,288 INFO L185 CegarLoopUtils]: At program point L48-3(line 48) the Hoare annotation is: (or (< 0 |kzalloc_#t~malloc7.base|) (<= (+ |kzalloc_#t~malloc7.base| 1) 0)) [2021-02-21 20:38:18,288 INFO L185 CegarLoopUtils]: At program point kzallocEXIT(line 48) the Hoare annotation is: (and (or (< 0 |kzalloc_#t~malloc7.base|) (<= (+ |kzalloc_#t~malloc7.base| 1) 0)) (or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))) [2021-02-21 20:38:18,288 INFO L185 CegarLoopUtils]: At program point kzallocENTRY(line 48) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|)) [2021-02-21 20:38:18,288 INFO L185 CegarLoopUtils]: At program point kzallocFINAL(line 48) the Hoare annotation is: (and (or (< 0 |kzalloc_#t~malloc7.base|) (<= (+ |kzalloc_#t~malloc7.base| 1) 0)) (or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))) [2021-02-21 20:38:18,288 INFO L192 CegarLoopUtils]: At program point __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 8) the Hoare annotation is: true [2021-02-21 20:38:18,289 INFO L192 CegarLoopUtils]: At program point __blast_assertEXIT(lines 6 9) the Hoare annotation is: true [2021-02-21 20:38:18,289 INFO L192 CegarLoopUtils]: At program point L8(line 8) the Hoare annotation is: true [2021-02-21 20:38:18,289 INFO L192 CegarLoopUtils]: At program point __blast_assertFINAL(lines 6 9) the Hoare annotation is: true [2021-02-21 20:38:18,289 INFO L192 CegarLoopUtils]: At program point __blast_assertENTRY(lines 6 9) the Hoare annotation is: true [2021-02-21 20:38:18,289 INFO L192 CegarLoopUtils]: At program point ibmphp_init_devnoENTRY(lines 67 70) the Hoare annotation is: true [2021-02-21 20:38:18,289 INFO L192 CegarLoopUtils]: At program point ibmphp_init_devnoFINAL(lines 67 70) the Hoare annotation is: true [2021-02-21 20:38:18,289 INFO L192 CegarLoopUtils]: At program point L69(line 69) the Hoare annotation is: true [2021-02-21 20:38:18,290 INFO L192 CegarLoopUtils]: At program point ibmphp_init_devnoEXIT(lines 67 70) the Hoare annotation is: true [2021-02-21 20:38:18,290 INFO L192 CegarLoopUtils]: At program point L69-1(line 69) the Hoare annotation is: true [2021-02-21 20:38:18,290 INFO L192 CegarLoopUtils]: At program point L69-2(line 69) the Hoare annotation is: true [2021-02-21 20:38:18,290 INFO L185 CegarLoopUtils]: At program point ebda_rsrc_controllerEXIT(lines 72 133) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0)) (= ~used_tmp_slot~0 1)) [2021-02-21 20:38:18,290 INFO L185 CegarLoopUtils]: At program point L93(line 93) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0)) (= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|)) [2021-02-21 20:38:18,290 INFO L185 CegarLoopUtils]: At program point L122(lines 72 133) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0)) (= ~used_tmp_slot~0 1)) [2021-02-21 20:38:18,291 INFO L185 CegarLoopUtils]: At program point L85(line 85) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= |ebda_rsrc_controller_#t~ret12.base| 0)) (= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|)) [2021-02-21 20:38:18,291 INFO L185 CegarLoopUtils]: At program point L85-1(line 85) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0)) (not (= |ebda_rsrc_controller_#t~ret12.base| 0)) (= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|)) [2021-02-21 20:38:18,291 INFO L185 CegarLoopUtils]: At program point L98(line 98) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0)) (not (= |ebda_rsrc_controller_#t~ret13.base| 0))) [2021-02-21 20:38:18,291 INFO L185 CegarLoopUtils]: At program point L98-1(line 98) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0)) (not (= ebda_rsrc_controller_~bus_info_ptr1~0.base 0)) (not (= |ebda_rsrc_controller_#t~ret13.base| 0))) [2021-02-21 20:38:18,291 INFO L185 CegarLoopUtils]: At program point L127(line 127) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0)) (= ~used_tmp_slot~0 1)) [2021-02-21 20:38:18,292 INFO L185 CegarLoopUtils]: At program point L127-1(line 127) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0)) (= ~used_tmp_slot~0 1)) [2021-02-21 20:38:18,292 INFO L185 CegarLoopUtils]: At program point L111(line 111) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0))) [2021-02-21 20:38:18,292 INFO L185 CegarLoopUtils]: At program point L78(line 78) the Hoare annotation is: (and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2021-02-21 20:38:18,292 INFO L185 CegarLoopUtils]: At program point L111-1(line 111) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0))) [2021-02-21 20:38:18,292 INFO L185 CegarLoopUtils]: At program point L78-1(line 78) the Hoare annotation is: (and (not (= |ebda_rsrc_controller_#t~ret11.base| 0)) (= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|)) [2021-02-21 20:38:18,293 INFO L185 CegarLoopUtils]: At program point L78-2(line 78) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= |ebda_rsrc_controller_#t~ret11.base| 0)) (= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|)) [2021-02-21 20:38:18,293 INFO L185 CegarLoopUtils]: At program point L103(line 103) the Hoare annotation is: false [2021-02-21 20:38:18,293 INFO L185 CegarLoopUtils]: At program point L103-1(line 103) the Hoare annotation is: false [2021-02-21 20:38:18,293 INFO L185 CegarLoopUtils]: At program point L99(lines 99 107) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0)) (not (= ebda_rsrc_controller_~bus_info_ptr1~0.base 0))) [2021-02-21 20:38:18,293 INFO L185 CegarLoopUtils]: At program point L128(lines 72 133) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0)) (= ~used_tmp_slot~0 1)) [2021-02-21 20:38:18,293 INFO L185 CegarLoopUtils]: At program point L95(line 95) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0))) [2021-02-21 20:38:18,294 INFO L185 CegarLoopUtils]: At program point L95-1(line 95) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0))) [2021-02-21 20:38:18,294 INFO L185 CegarLoopUtils]: At program point L124(line 124) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0)) (= ~used_tmp_slot~0 1)) [2021-02-21 20:38:18,294 INFO L185 CegarLoopUtils]: At program point L120(line 120) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0)) (= ~used_tmp_slot~0 1)) [2021-02-21 20:38:18,294 INFO L185 CegarLoopUtils]: At program point L87(lines 87 90) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0)) (= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|)) [2021-02-21 20:38:18,294 INFO L185 CegarLoopUtils]: At program point L120-1(line 120) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0)) (= ~used_tmp_slot~0 1)) [2021-02-21 20:38:18,295 INFO L185 CegarLoopUtils]: At program point L120-2(line 120) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0)) (= ~used_tmp_slot~0 1)) [2021-02-21 20:38:18,295 INFO L185 CegarLoopUtils]: At program point L120-3(line 120) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0)) (= ~used_tmp_slot~0 1)) [2021-02-21 20:38:18,295 INFO L185 CegarLoopUtils]: At program point L116(line 116) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0)) (= ~used_tmp_slot~0 1)) [2021-02-21 20:38:18,295 INFO L185 CegarLoopUtils]: At program point L83(line 83) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|)) [2021-02-21 20:38:18,295 INFO L185 CegarLoopUtils]: At program point L116-1(line 116) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0)) (= ~used_tmp_slot~0 1)) [2021-02-21 20:38:18,296 INFO L185 CegarLoopUtils]: At program point L83-1(line 83) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|)) [2021-02-21 20:38:18,296 INFO L185 CegarLoopUtils]: At program point L116-2(line 116) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0)) (= ~used_tmp_slot~0 1)) [2021-02-21 20:38:18,296 INFO L185 CegarLoopUtils]: At program point L116-3(line 116) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0)) (= ~used_tmp_slot~0 1)) [2021-02-21 20:38:18,296 INFO L185 CegarLoopUtils]: At program point L79(lines 79 82) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|)) [2021-02-21 20:38:18,296 INFO L185 CegarLoopUtils]: At program point L108(line 108) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0)) (not (= ebda_rsrc_controller_~bus_info_ptr1~0.base 0))) [2021-02-21 20:38:18,297 INFO L185 CegarLoopUtils]: At program point L75(line 75) the Hoare annotation is: (and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2021-02-21 20:38:18,297 INFO L185 CegarLoopUtils]: At program point L108-1(line 108) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0)) (not (= ebda_rsrc_controller_~bus_info_ptr1~0.base 0))) [2021-02-21 20:38:18,297 INFO L185 CegarLoopUtils]: At program point L100(line 100) the Hoare annotation is: false [2021-02-21 20:38:18,297 INFO L185 CegarLoopUtils]: At program point L96(line 96) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0))) [2021-02-21 20:38:18,297 INFO L185 CegarLoopUtils]: At program point ebda_rsrc_controllerENTRY(lines 72 133) the Hoare annotation is: (and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2021-02-21 20:38:18,298 INFO L185 CegarLoopUtils]: At program point ebda_rsrc_controllerFINAL(lines 72 133) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0)) (= ~used_tmp_slot~0 1)) [2021-02-21 20:38:18,298 INFO L185 CegarLoopUtils]: At program point L92(line 92) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0)) (= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|)) [2021-02-21 20:38:18,298 INFO L185 CegarLoopUtils]: At program point L121(lines 121 122) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0)) (= ~used_tmp_slot~0 1)) [2021-02-21 20:38:18,298 INFO L185 CegarLoopUtils]: At program point L88(line 88) the Hoare annotation is: false [2021-02-21 20:38:18,298 INFO L185 CegarLoopUtils]: At program point L117(lines 117 118) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0)) (= ~used_tmp_slot~0 1)) [2021-02-21 20:38:18,298 INFO L185 CegarLoopUtils]: At program point L113(line 113) the Hoare annotation is: (and (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= ~tmp_slot~0.base 0))) [2021-02-21 20:38:18,299 INFO L185 CegarLoopUtils]: At program point L80(line 80) the Hoare annotation is: false [2021-02-21 20:38:18,299 INFO L185 CegarLoopUtils]: At program point L76(line 76) the Hoare annotation is: (and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2021-02-21 20:38:18,299 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2021-02-21 20:38:18,299 INFO L192 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-02-21 20:38:18,299 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-21 20:38:18,299 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2021-02-21 20:38:18,300 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 135 139) the Hoare annotation is: (and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2021-02-21 20:38:18,300 INFO L192 CegarLoopUtils]: At program point mainEXIT(lines 135 139) the Hoare annotation is: true [2021-02-21 20:38:18,300 INFO L185 CegarLoopUtils]: At program point L138(line 138) the Hoare annotation is: false [2021-02-21 20:38:18,300 INFO L185 CegarLoopUtils]: At program point L137(lines 137 138) the Hoare annotation is: (and (not (= ~tmp_slot~0.base 0)) (= ~used_tmp_slot~0 1)) [2021-02-21 20:38:18,300 INFO L185 CegarLoopUtils]: At program point L136(line 136) the Hoare annotation is: (and (not (= ~tmp_slot~0.base 0)) (= ~used_tmp_slot~0 1)) [2021-02-21 20:38:18,300 INFO L185 CegarLoopUtils]: At program point L138-2(line 138) the Hoare annotation is: false [2021-02-21 20:38:18,300 INFO L192 CegarLoopUtils]: At program point L137-1(lines 135 139) the Hoare annotation is: true [2021-02-21 20:38:18,301 INFO L185 CegarLoopUtils]: At program point L136-1(line 136) the Hoare annotation is: (and (not (= ~tmp_slot~0.base 0)) (= ~used_tmp_slot~0 1)) [2021-02-21 20:38:18,301 INFO L192 CegarLoopUtils]: At program point L64(line 64) the Hoare annotation is: true [2021-02-21 20:38:18,301 INFO L192 CegarLoopUtils]: At program point L64-1(line 64) the Hoare annotation is: true [2021-02-21 20:38:18,301 INFO L192 CegarLoopUtils]: At program point fillslotinfoENTRY(lines 62 65) the Hoare annotation is: true [2021-02-21 20:38:18,301 INFO L192 CegarLoopUtils]: At program point L64-2(line 64) the Hoare annotation is: true [2021-02-21 20:38:18,301 INFO L192 CegarLoopUtils]: At program point fillslotinfoEXIT(lines 62 65) the Hoare annotation is: true [2021-02-21 20:38:18,301 INFO L192 CegarLoopUtils]: At program point fillslotinfoFINAL(lines 62 65) the Hoare annotation is: true [2021-02-21 20:38:18,302 INFO L185 CegarLoopUtils]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: (= |#memory_int| |old(#memory_int)|) [2021-02-21 20:38:18,302 INFO L192 CegarLoopUtils]: At program point #Ultimate.meminitEXIT(line -1) the Hoare annotation is: true [2021-02-21 20:38:18,302 INFO L192 CegarLoopUtils]: At program point #Ultimate.meminitFINAL(line -1) the Hoare annotation is: true [2021-02-21 20:38:18,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.02 08:38:18 BoogieIcfgContainer [2021-02-21 20:38:18,326 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-21 20:38:18,328 INFO L168 Benchmark]: Toolchain (without parser) took 8227.69 ms. Allocated memory was 151.0 MB in the beginning and 218.1 MB in the end (delta: 67.1 MB). Free memory was 127.3 MB in the beginning and 126.4 MB in the end (delta: 897.0 kB). Peak memory consumption was 122.5 MB. Max. memory is 8.0 GB. [2021-02-21 20:38:18,329 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 151.0 MB. Free memory is still 125.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-21 20:38:18,330 INFO L168 Benchmark]: CACSL2BoogieTranslator took 277.12 ms. Allocated memory is still 151.0 MB. Free memory was 126.2 MB in the beginning and 115.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2021-02-21 20:38:18,330 INFO L168 Benchmark]: Boogie Preprocessor took 52.05 ms. Allocated memory is still 151.0 MB. Free memory was 115.7 MB in the beginning and 113.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-02-21 20:38:18,331 INFO L168 Benchmark]: RCFGBuilder took 851.37 ms. Allocated memory is still 151.0 MB. Free memory was 113.8 MB in the beginning and 119.3 MB in the end (delta: -5.5 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. [2021-02-21 20:38:18,332 INFO L168 Benchmark]: TraceAbstraction took 7028.57 ms. Allocated memory was 151.0 MB in the beginning and 218.1 MB in the end (delta: 67.1 MB). Free memory was 118.8 MB in the beginning and 126.4 MB in the end (delta: -7.6 MB). Peak memory consumption was 114.1 MB. Max. memory is 8.0 GB. [2021-02-21 20:38:18,334 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 151.0 MB. Free memory is still 125.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 277.12 ms. Allocated memory is still 151.0 MB. Free memory was 126.2 MB in the beginning and 115.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 52.05 ms. Allocated memory is still 151.0 MB. Free memory was 115.7 MB in the beginning and 113.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 851.37 ms. Allocated memory is still 151.0 MB. Free memory was 113.8 MB in the beginning and 119.3 MB in the end (delta: -5.5 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 7028.57 ms. Allocated memory was 151.0 MB in the beginning and 218.1 MB in the end (delta: 67.1 MB). Free memory was 118.8 MB in the beginning and 126.4 MB in the end (delta: -7.6 MB). Peak memory consumption was 114.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 8]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: (!(hp_slot_ptr == 0) && !(tmp_slot == 0)) && used_tmp_slot == 1 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: (!(hp_slot_ptr == 0) && !(tmp_slot == 0)) && used_tmp_slot == 1 - ProcedureContractResult [Line: 56]: Procedure Contract for ibmphp_find_same_bus_num Derived contract for procedure ibmphp_find_same_bus_num: (\result + 1 <= 0 || tmp_slot == 0) || 1 <= \result - ProcedureContractResult [Line: 50]: Procedure Contract for kfree Derived contract for procedure kfree: 1 - ProcedureContractResult [Line: 48]: Procedure Contract for kzalloc Derived contract for procedure kzalloc: (0 < calloc(1, size) || calloc(1, size) + 1 <= 0) && (1 <= \result || \result + 1 <= 0) - ProcedureContractResult [Line: 6]: Procedure Contract for __blast_assert Derived contract for procedure __blast_assert: 1 - ProcedureContractResult [Line: 67]: Procedure Contract for ibmphp_init_devno Derived contract for procedure ibmphp_init_devno: 1 - ProcedureContractResult [Line: 72]: Procedure Contract for ebda_rsrc_controller Derived contract for procedure ebda_rsrc_controller: (!(hp_slot_ptr == 0) && !(tmp_slot == 0)) && used_tmp_slot == 1 - ProcedureContractResult [Line: 62]: Procedure Contract for fillslotinfo Derived contract for procedure fillslotinfo: 1 - ProcedureContractResult [Line: 135]: Procedure Contract for main Derived contract for procedure main: 1 - ProcedureContractResult [Line: -1]: Procedure Contract for #Ultimate.meminit Derived contract for procedure #Ultimate.meminit: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 12 procedures, 112 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.3s, OverallIterations: 4, TraceHistogramMax: 3, AutomataDifference: 2.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 358 SDtfs, 504 SDslu, 1111 SDs, 0 SdLazy, 1227 SolverSat, 171 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 124 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=110occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 6 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 109 LocationsWithAnnotation, 151 PreInvPairs, 166 NumberOfFragments, 923 HoareAnnotationTreeSize, 151 FomulaSimplifications, 1932 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 109 FomulaSimplificationsInter, 1985 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: No data available, 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 proved your program to be correct! Received shutdown request...