/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/verifythis/tree_del_rec_incorrect.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 13:15:26,705 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 13:15:26,707 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 13:15:26,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 13:15:26,720 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 13:15:26,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 13:15:26,722 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 13:15:26,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 13:15:26,726 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 13:15:26,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 13:15:26,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 13:15:26,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 13:15:26,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 13:15:26,730 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 13:15:26,731 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 13:15:26,732 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 13:15:26,733 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 13:15:26,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 13:15:26,736 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 13:15:26,738 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 13:15:26,739 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 13:15:26,740 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 13:15:26,741 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 13:15:26,742 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 13:15:26,745 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 13:15:26,745 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 13:15:26,745 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 13:15:26,746 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 13:15:26,747 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 13:15:26,751 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 13:15:26,751 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 13:15:26,752 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 13:15:26,753 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 13:15:26,753 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 13:15:26,754 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 13:15:26,754 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 13:15:26,758 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 13:15:26,758 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 13:15:26,759 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 13:15:26,760 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 13:15:26,760 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 13:15:26,761 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-17 13:15:26,771 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 13:15:26,771 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 13:15:26,772 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 13:15:26,772 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 13:15:26,773 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 13:15:26,773 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 13:15:26,773 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 13:15:26,773 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 13:15:26,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 13:15:26,774 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 13:15:26,774 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 13:15:26,774 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 13:15:26,774 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 13:15:26,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 13:15:26,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 13:15:26,775 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-17 13:15:26,775 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 13:15:26,775 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 13:15:26,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 13:15:26,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 13:15:26,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-17 13:15:26,776 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 13:15:26,776 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-17 13:15:27,066 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 13:15:27,084 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 13:15:27,087 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 13:15:27,089 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 13:15:27,089 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 13:15:27,091 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/verifythis/tree_del_rec_incorrect.c [2020-07-17 13:15:27,163 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7787e0da7/d6df2e119895423fb33f91a193a3cb09/FLAGa13b6fd0d [2020-07-17 13:15:27,678 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 13:15:27,678 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/verifythis/tree_del_rec_incorrect.c [2020-07-17 13:15:27,686 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7787e0da7/d6df2e119895423fb33f91a193a3cb09/FLAGa13b6fd0d [2020-07-17 13:15:28,060 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7787e0da7/d6df2e119895423fb33f91a193a3cb09 [2020-07-17 13:15:28,068 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 13:15:28,072 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 13:15:28,073 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 13:15:28,073 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 13:15:28,076 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 13:15:28,078 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 01:15:28" (1/1) ... [2020-07-17 13:15:28,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f06d10e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:15:28, skipping insertion in model container [2020-07-17 13:15:28,081 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 01:15:28" (1/1) ... [2020-07-17 13:15:28,089 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 13:15:28,115 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 13:15:28,330 WARN L1484 CHandler]: Possible shadowing of function min [2020-07-17 13:15:28,332 WARN L1484 CHandler]: Possible shadowing of function min [2020-07-17 13:15:28,351 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 13:15:28,366 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 13:15:28,471 WARN L1484 CHandler]: Possible shadowing of function min [2020-07-17 13:15:28,472 WARN L1484 CHandler]: Possible shadowing of function min [2020-07-17 13:15:28,485 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 13:15:28,504 INFO L208 MainTranslator]: Completed translation [2020-07-17 13:15:28,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:15:28 WrapperNode [2020-07-17 13:15:28,505 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 13:15:28,506 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 13:15:28,506 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 13:15:28,506 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 13:15:28,519 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:15:28" (1/1) ... [2020-07-17 13:15:28,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:15:28" (1/1) ... [2020-07-17 13:15:28,533 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:15:28" (1/1) ... [2020-07-17 13:15:28,533 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:15:28" (1/1) ... [2020-07-17 13:15:28,550 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:15:28" (1/1) ... [2020-07-17 13:15:28,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:15:28" (1/1) ... [2020-07-17 13:15:28,558 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:15:28" (1/1) ... [2020-07-17 13:15:28,563 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 13:15:28,563 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 13:15:28,564 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 13:15:28,564 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 13:15:28,565 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:15:28" (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 [2020-07-17 13:15:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 13:15:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 13:15:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-07-17 13:15:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-07-17 13:15:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_tree [2020-07-17 13:15:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure min [2020-07-17 13:15:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure tree_del [2020-07-17 13:15:28,626 INFO L138 BoogieDeclarations]: Found implementation of procedure tree_inorder [2020-07-17 13:15:28,626 INFO L138 BoogieDeclarations]: Found implementation of procedure size [2020-07-17 13:15:28,626 INFO L138 BoogieDeclarations]: Found implementation of procedure task [2020-07-17 13:15:28,626 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 13:15:28,626 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-07-17 13:15:28,626 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-07-17 13:15:28,627 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 13:15:28,627 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 13:15:28,627 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 13:15:28,627 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-07-17 13:15:28,627 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-07-17 13:15:28,627 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-07-17 13:15:28,628 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 13:15:28,628 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-07-17 13:15:28,628 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_tree [2020-07-17 13:15:28,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 13:15:28,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 13:15:28,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 13:15:28,629 INFO L130 BoogieDeclarations]: Found specification of procedure min [2020-07-17 13:15:28,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 13:15:28,629 INFO L130 BoogieDeclarations]: Found specification of procedure tree_del [2020-07-17 13:15:28,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 13:15:28,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 13:15:28,629 INFO L130 BoogieDeclarations]: Found specification of procedure tree_inorder [2020-07-17 13:15:28,630 INFO L130 BoogieDeclarations]: Found specification of procedure size [2020-07-17 13:15:28,630 INFO L130 BoogieDeclarations]: Found specification of procedure task [2020-07-17 13:15:28,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 13:15:28,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-07-17 13:15:28,630 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 13:15:28,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 13:15:28,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 13:15:29,261 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 13:15:29,261 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-17 13:15:29,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 01:15:29 BoogieIcfgContainer [2020-07-17 13:15:29,268 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 13:15:29,269 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 13:15:29,269 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 13:15:29,273 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 13:15:29,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 01:15:28" (1/3) ... [2020-07-17 13:15:29,274 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@565b43dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 01:15:29, skipping insertion in model container [2020-07-17 13:15:29,274 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:15:28" (2/3) ... [2020-07-17 13:15:29,275 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@565b43dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 01:15:29, skipping insertion in model container [2020-07-17 13:15:29,275 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 01:15:29" (3/3) ... [2020-07-17 13:15:29,277 INFO L109 eAbstractionObserver]: Analyzing ICFG tree_del_rec_incorrect.c [2020-07-17 13:15:29,288 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-17 13:15:29,297 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 13:15:29,311 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 13:15:29,330 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 13:15:29,331 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 13:15:29,331 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-17 13:15:29,331 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 13:15:29,331 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 13:15:29,331 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 13:15:29,332 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 13:15:29,332 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 13:15:29,352 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states. [2020-07-17 13:15:29,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-17 13:15:29,369 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 13:15:29,370 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 13:15:29,371 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 13:15:29,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 13:15:29,377 INFO L82 PathProgramCache]: Analyzing trace with hash 1242734485, now seen corresponding path program 1 times [2020-07-17 13:15:29,386 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-17 13:15:29,387 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1026488040] [2020-07-17 13:15:29,387 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 13:15:29,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:15:29,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:15:29,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:15:29,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:15:29,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:15:29,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:15:29,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:15:29,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:15:29,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 13:15:30,741 WARN L193 SmtUtils]: Spent 643.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2020-07-17 13:15:30,742 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-17 13:15:30,744 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1026488040] [2020-07-17 13:15:30,746 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 13:15:30,747 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-07-17 13:15:30,747 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049266887] [2020-07-17 13:15:30,752 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-07-17 13:15:30,752 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-17 13:15:30,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-07-17 13:15:30,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2020-07-17 13:15:30,768 INFO L87 Difference]: Start difference. First operand 183 states. Second operand 18 states. [2020-07-17 13:15:32,790 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-17 13:15:33,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 13:15:33,618 INFO L93 Difference]: Finished difference Result 329 states and 385 transitions. [2020-07-17 13:15:33,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-07-17 13:15:33,622 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 60 [2020-07-17 13:15:33,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 13:15:33,636 INFO L225 Difference]: With dead ends: 329 [2020-07-17 13:15:33,637 INFO L226 Difference]: Without dead ends: 179 [2020-07-17 13:15:33,643 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 15 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=128, Invalid=742, Unknown=0, NotChecked=0, Total=870 [2020-07-17 13:15:33,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2020-07-17 13:15:33,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 166. [2020-07-17 13:15:33,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2020-07-17 13:15:33,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 186 transitions. [2020-07-17 13:15:33,715 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 186 transitions. Word has length 60 [2020-07-17 13:15:33,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 13:15:33,716 INFO L479 AbstractCegarLoop]: Abstraction has 166 states and 186 transitions. [2020-07-17 13:15:33,716 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-07-17 13:15:33,716 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 186 transitions. [2020-07-17 13:15:33,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-07-17 13:15:33,725 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 13:15:33,726 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 2, 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, 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] [2020-07-17 13:15:33,726 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 13:15:33,726 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 13:15:33,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 13:15:33,727 INFO L82 PathProgramCache]: Analyzing trace with hash 1115087975, now seen corresponding path program 1 times [2020-07-17 13:15:33,727 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-17 13:15:33,727 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1904584852] [2020-07-17 13:15:33,728 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 13:15:33,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:15:33,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:15:33,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:15:33,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:15:33,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:15:33,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:15:33,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:15:33,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:15:33,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:15:34,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:15:34,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:15:34,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:15:34,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:15:34,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:15:34,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:15:34,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:15:34,090 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-07-17 13:15:34,676 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-17 13:15:34,676 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1904584852] [2020-07-17 13:15:34,677 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 13:15:34,677 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2020-07-17 13:15:34,677 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524599017] [2020-07-17 13:15:34,679 INFO L459 AbstractCegarLoop]: Interpolant automaton has 31 states [2020-07-17 13:15:34,679 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-17 13:15:34,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2020-07-17 13:15:34,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=854, Unknown=0, NotChecked=0, Total=930 [2020-07-17 13:15:34,680 INFO L87 Difference]: Start difference. First operand 166 states and 186 transitions. Second operand 31 states. [2020-07-17 13:15:37,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 13:15:37,680 INFO L93 Difference]: Finished difference Result 297 states and 337 transitions. [2020-07-17 13:15:37,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-07-17 13:15:37,681 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 137 [2020-07-17 13:15:37,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 13:15:37,682 INFO L225 Difference]: With dead ends: 297 [2020-07-17 13:15:37,683 INFO L226 Difference]: Without dead ends: 0 [2020-07-17 13:15:37,687 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 47 SyntacticMatches, 2 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 568 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=250, Invalid=2612, Unknown=0, NotChecked=0, Total=2862 [2020-07-17 13:15:37,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-17 13:15:37,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-17 13:15:37,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-17 13:15:37,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-17 13:15:37,688 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 137 [2020-07-17 13:15:37,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 13:15:37,689 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-17 13:15:37,689 INFO L480 AbstractCegarLoop]: Interpolant automaton has 31 states. [2020-07-17 13:15:37,689 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 13:15:37,689 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 13:15:37,689 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 13:15:37,692 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-17 13:15:39,175 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 17 [2020-07-17 13:15:40,747 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 45 DAG size of output: 20 [2020-07-17 13:15:42,822 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 1 [2020-07-17 13:15:42,978 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2020-07-17 13:15:42,978 INFO L271 CegarLoopResult]: At program point L-1-1(line -1) the Hoare annotation is: true [2020-07-17 13:15:42,978 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-07-17 13:15:42,979 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |old(#NULL.base)| |#NULL.base|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-07-17 13:15:42,979 INFO L271 CegarLoopResult]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2020-07-17 13:15:42,979 INFO L271 CegarLoopResult]: At program point L38-5(line 38) the Hoare annotation is: true [2020-07-17 13:15:42,979 INFO L271 CegarLoopResult]: At program point minENTRY(lines 34 43) the Hoare annotation is: true [2020-07-17 13:15:42,979 INFO L271 CegarLoopResult]: At program point minFINAL(lines 34 43) the Hoare annotation is: true [2020-07-17 13:15:42,979 INFO L271 CegarLoopResult]: At program point L41(line 41) the Hoare annotation is: true [2020-07-17 13:15:42,980 INFO L271 CegarLoopResult]: At program point L40(lines 40 41) the Hoare annotation is: true [2020-07-17 13:15:42,980 INFO L271 CegarLoopResult]: At program point L39(line 39) the Hoare annotation is: true [2020-07-17 13:15:42,980 INFO L271 CegarLoopResult]: At program point L40-1(line 40) the Hoare annotation is: true [2020-07-17 13:15:42,980 INFO L271 CegarLoopResult]: At program point L38(line 38) the Hoare annotation is: true [2020-07-17 13:15:42,980 INFO L271 CegarLoopResult]: At program point L39-1(line 39) the Hoare annotation is: true [2020-07-17 13:15:42,980 INFO L271 CegarLoopResult]: At program point L38-1(line 38) the Hoare annotation is: true [2020-07-17 13:15:42,981 INFO L271 CegarLoopResult]: At program point L39-2(line 39) the Hoare annotation is: true [2020-07-17 13:15:42,981 INFO L271 CegarLoopResult]: At program point L36(line 36) the Hoare annotation is: true [2020-07-17 13:15:42,981 INFO L271 CegarLoopResult]: At program point L38-2(line 38) the Hoare annotation is: true [2020-07-17 13:15:42,981 INFO L271 CegarLoopResult]: At program point L39-3(line 39) the Hoare annotation is: true [2020-07-17 13:15:42,981 INFO L271 CegarLoopResult]: At program point L35(lines 35 42) the Hoare annotation is: true [2020-07-17 13:15:42,981 INFO L271 CegarLoopResult]: At program point L38-3(line 38) the Hoare annotation is: true [2020-07-17 13:15:42,981 INFO L271 CegarLoopResult]: At program point L39-4(line 39) the Hoare annotation is: true [2020-07-17 13:15:42,982 INFO L271 CegarLoopResult]: At program point minEXIT(lines 34 43) the Hoare annotation is: true [2020-07-17 13:15:42,982 INFO L271 CegarLoopResult]: At program point L38-4(line 38) the Hoare annotation is: true [2020-07-17 13:15:42,982 INFO L271 CegarLoopResult]: At program point L39-5(line 39) the Hoare annotation is: true [2020-07-17 13:15:42,982 INFO L264 CegarLoopResult]: At program point L89(line 89) the Hoare annotation is: (and (not (= 0 |task_#t~malloc33.base|)) (<= task_~m~0 2147483647) (exists ((|v_#length_21| (Array Int Int))) (= (store |v_#length_21| |task_#t~malloc33.base| (* task_~n~1 4)) |#length|)) (= task_~y~0.base |task_#t~malloc33.base|) (<= 0 (+ task_~m~0 2147483648)) (= task_~x~0.base |task_#t~malloc27.base|) (< |task_#t~malloc33.base| |#StackHeapBarrier|) (or (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0))) (= 0 |task_#t~malloc33.offset|) (= task_~x~0.offset |task_#t~malloc27.offset|) (exists ((|v_#valid_33| (Array Int Int))) (and (= (store |v_#valid_33| |task_#t~malloc33.base| 1) |#valid|) (= 0 (select |v_#valid_33| |task_#t~malloc33.base|)))) (= task_~y~0.offset |task_#t~malloc33.offset|)) [2020-07-17 13:15:42,982 INFO L264 CegarLoopResult]: At program point L89-1(line 89) the Hoare annotation is: (and (= task_~x~0.base |task_#t~malloc27.base|) (= task_~x~0.offset |task_#t~malloc27.offset|)) [2020-07-17 13:15:42,983 INFO L264 CegarLoopResult]: At program point L85(line 85) the Hoare annotation is: (and (= task_~x~0.base |task_#t~malloc27.base|) (or (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0))) (= task_~x~0.offset |task_#t~malloc27.offset|)) [2020-07-17 13:15:42,983 INFO L264 CegarLoopResult]: At program point L85-1(line 85) the Hoare annotation is: (and (= task_~x~0.base |task_#t~malloc27.base|) (or (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0))) (= task_~x~0.offset |task_#t~malloc27.offset|)) [2020-07-17 13:15:42,983 INFO L264 CegarLoopResult]: At program point L85-2(line 85) the Hoare annotation is: (and (<= |task_#t~ret32| 2147483647) (= task_~x~0.base |task_#t~malloc27.base|) (or (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0))) (= task_~x~0.offset |task_#t~malloc27.offset|) (<= 0 (+ |task_#t~ret32| 2147483648))) [2020-07-17 13:15:42,983 INFO L264 CegarLoopResult]: At program point L85-3(line 85) the Hoare annotation is: (and (= |task_#t~ret32| task_~m~0) (<= |task_#t~ret32| 2147483647) (= task_~x~0.base |task_#t~malloc27.base|) (<= 0 (+ |task_#t~ret32| 2147483648)) (or (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0))) (= task_~x~0.offset |task_#t~malloc27.offset|)) [2020-07-17 13:15:42,983 INFO L264 CegarLoopResult]: At program point L81(line 81) the Hoare annotation is: (and (= 0 |task_#t~malloc27.offset|) (exists ((|v_#valid_32| (Array Int Int))) (and (= |#valid| (store |v_#valid_32| |task_#t~malloc27.base| 1)) (= 0 (select |v_#valid_32| |task_#t~malloc27.base|)))) (= task_~x~0.base |task_#t~malloc27.base|) (or (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0))) (exists ((|v_#length_20| (Array Int Int))) (= |#length| (store |v_#length_20| |task_#t~malloc27.base| (* task_~n~1 4)))) (= task_~x~0.offset |task_#t~malloc27.offset|) (< |task_#t~malloc27.base| |#StackHeapBarrier|) (not (= 0 |task_#t~malloc27.base|))) [2020-07-17 13:15:42,984 INFO L264 CegarLoopResult]: At program point L81-1(line 81) the Hoare annotation is: (and (= 0 |task_#t~malloc27.offset|) (exists ((|v_#valid_32| (Array Int Int))) (and (= |#valid| (store |v_#valid_32| |task_#t~malloc27.base| 1)) (= 0 (select |v_#valid_32| |task_#t~malloc27.base|)))) (= task_~x~0.base |task_#t~malloc27.base|) (= |task_#t~mem29| (select (select |#memory_int| task_~x~0.base) task_~x~0.offset)) (or (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0))) (exists ((|v_#length_20| (Array Int Int))) (= |#length| (store |v_#length_20| |task_#t~malloc27.base| (* task_~n~1 4)))) (= task_~x~0.offset |task_#t~malloc27.offset|) (< |task_#t~malloc27.base| |#StackHeapBarrier|) (not (= 0 |task_#t~malloc27.base|))) [2020-07-17 13:15:42,984 INFO L264 CegarLoopResult]: At program point L81-2(line 81) the Hoare annotation is: (and (= 0 |task_#t~malloc27.offset|) (exists ((|v_#valid_32| (Array Int Int))) (and (= |#valid| (store |v_#valid_32| |task_#t~malloc27.base| 1)) (= 0 (select |v_#valid_32| |task_#t~malloc27.base|)))) (= task_~x~0.base |task_#t~malloc27.base|) (= |task_#t~mem29| (select (select |#memory_int| task_~x~0.base) task_~x~0.offset)) (or (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0))) (exists ((|v_#length_20| (Array Int Int))) (= |#length| (store |v_#length_20| |task_#t~malloc27.base| (* task_~n~1 4)))) (= task_~x~0.offset |task_#t~malloc27.offset|) (< |task_#t~malloc27.base| |#StackHeapBarrier|) (not (= 0 |task_#t~malloc27.base|))) [2020-07-17 13:15:42,984 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (and (or (= 0 |task_#t~ret26|) (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0))) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:42,984 INFO L264 CegarLoopResult]: At program point L77-1(line 77) the Hoare annotation is: (and (or (= 0 |task_#t~ret26|) (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0))) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:42,984 INFO L264 CegarLoopResult]: At program point L77-2(line 77) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (or (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0)) (and (= 0 |task_#t~ret26|) (= 0 task_~n~1))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:42,984 INFO L264 CegarLoopResult]: At program point L86(line 86) the Hoare annotation is: (and (<= task_~m~0 2147483647) (= task_~x~0.base |task_#t~malloc27.base|) (or (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0))) (= task_~x~0.offset |task_#t~malloc27.offset|) (<= 0 (+ task_~m~0 2147483648))) [2020-07-17 13:15:42,985 INFO L264 CegarLoopResult]: At program point L86-1(line 86) the Hoare annotation is: (and (not (= 0 |task_#t~malloc33.base|)) (<= task_~m~0 2147483647) (exists ((|v_#length_21| (Array Int Int))) (= (store |v_#length_21| |task_#t~malloc33.base| (* task_~n~1 4)) |#length|)) (= task_~x~0.base |task_#t~malloc27.base|) (<= 0 (+ task_~m~0 2147483648)) (< |task_#t~malloc33.base| |#StackHeapBarrier|) (or (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0))) (= 0 |task_#t~malloc33.offset|) (= task_~x~0.offset |task_#t~malloc27.offset|) (exists ((|v_#valid_33| (Array Int Int))) (and (= (store |v_#valid_33| |task_#t~malloc33.base| 1) |#valid|) (= 0 (select |v_#valid_33| |task_#t~malloc33.base|))))) [2020-07-17 13:15:42,985 INFO L264 CegarLoopResult]: At program point L86-2(line 86) the Hoare annotation is: (and (not (= 0 |task_#t~malloc33.base|)) (<= task_~m~0 2147483647) (exists ((|v_#length_21| (Array Int Int))) (= (store |v_#length_21| |task_#t~malloc33.base| (* task_~n~1 4)) |#length|)) (= task_~x~0.base |task_#t~malloc27.base|) (< |task_#t~malloc33.base| |#StackHeapBarrier|) (or (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0))) (= 0 |task_#t~malloc33.offset|) (= task_~x~0.offset |task_#t~malloc27.offset|) (exists ((|v_#valid_33| (Array Int Int))) (and (= (store |v_#valid_33| |task_#t~malloc33.base| 1) |#valid|) (= 0 (select |v_#valid_33| |task_#t~malloc33.base|)))) (<= 0 (+ task_~m~0 2147483648))) [2020-07-17 13:15:42,985 INFO L264 CegarLoopResult]: At program point taskENTRY(lines 73 93) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:42,985 INFO L264 CegarLoopResult]: At program point L78(line 78) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (or (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0)) (= 0 task_~n~1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:42,986 INFO L264 CegarLoopResult]: At program point L78-1(line 78) the Hoare annotation is: (and (or (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0))) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:42,986 INFO L264 CegarLoopResult]: At program point L74(line 74) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (or (not (= 0 |task_#in~t.offset|)) (and (= 0 task_~t.offset) (= 0 task_~t.base)) (not (= |task_#in~t.base| 0))) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:42,986 INFO L264 CegarLoopResult]: At program point L74-1(line 74) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (or (not (= 0 |task_#in~t.offset|)) (and (= 0 task_~t.offset) (= 0 task_~t.base)) (not (= |task_#in~t.base| 0))) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:42,986 INFO L264 CegarLoopResult]: At program point L74-2(line 74) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (or (not (= 0 |task_#in~t.offset|)) (and (= 0 task_~t.offset) (= 0 task_~t.base)) (not (= |task_#in~t.base| 0))) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:42,987 INFO L264 CegarLoopResult]: At program point L74-3(line 74) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (or (not (= 0 |task_#in~t.offset|)) (and (= 0 task_~t.offset) (= 0 task_~t.base)) (not (= |task_#in~t.base| 0))) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:42,987 INFO L264 CegarLoopResult]: At program point taskFINAL(lines 73 93) the Hoare annotation is: (and (= task_~x~0.base |task_#t~malloc27.base|) (= task_~x~0.offset |task_#t~malloc27.offset|)) [2020-07-17 13:15:42,987 INFO L264 CegarLoopResult]: At program point L91(line 91) the Hoare annotation is: (and (= task_~x~0.base |task_#t~malloc27.base|) (= task_~x~0.offset |task_#t~malloc27.offset|)) [2020-07-17 13:15:42,987 INFO L264 CegarLoopResult]: At program point L91-3(lines 91 92) the Hoare annotation is: (and (= task_~x~0.base |task_#t~malloc27.base|) (= task_~x~0.offset |task_#t~malloc27.offset|)) [2020-07-17 13:15:42,987 INFO L264 CegarLoopResult]: At program point L87(line 87) the Hoare annotation is: (and (not (= 0 |task_#t~malloc33.base|)) (<= task_~m~0 2147483647) (exists ((|v_#length_21| (Array Int Int))) (= (store |v_#length_21| |task_#t~malloc33.base| (* task_~n~1 4)) |#length|)) (= task_~y~0.base |task_#t~malloc33.base|) (= task_~x~0.base |task_#t~malloc27.base|) (< |task_#t~malloc33.base| |#StackHeapBarrier|) (or (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0))) (= 0 |task_#t~malloc33.offset|) (= task_~x~0.offset |task_#t~malloc27.offset|) (<= 0 (+ task_~m~0 2147483648)) (exists ((|v_#valid_33| (Array Int Int))) (and (= (store |v_#valid_33| |task_#t~malloc33.base| 1) |#valid|) (= 0 (select |v_#valid_33| |task_#t~malloc33.base|)))) (= task_~y~0.offset |task_#t~malloc33.offset|)) [2020-07-17 13:15:42,987 INFO L264 CegarLoopResult]: At program point L91-4(line 91) the Hoare annotation is: (and (= task_~x~0.base |task_#t~malloc27.base|) (= task_~x~0.offset |task_#t~malloc27.offset|)) [2020-07-17 13:15:42,988 INFO L264 CegarLoopResult]: At program point L87-1(line 87) the Hoare annotation is: (and (not (= 0 |task_#t~malloc33.base|)) (<= task_~m~0 2147483647) (exists ((|v_#length_21| (Array Int Int))) (= (store |v_#length_21| |task_#t~malloc33.base| (* task_~n~1 4)) |#length|)) (= task_~y~0.base |task_#t~malloc33.base|) (= task_~x~0.base |task_#t~malloc27.base|) (<= 0 (+ task_~m~0 2147483648)) (< |task_#t~malloc33.base| |#StackHeapBarrier|) (or (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0))) (= 0 |task_#t~malloc33.offset|) (= task_~x~0.offset |task_#t~malloc27.offset|) (exists ((|v_#valid_33| (Array Int Int))) (and (= (store |v_#valid_33| |task_#t~malloc33.base| 1) |#valid|) (= 0 (select |v_#valid_33| |task_#t~malloc33.base|)))) (= task_~y~0.offset |task_#t~malloc33.offset|)) [2020-07-17 13:15:42,988 INFO L264 CegarLoopResult]: At program point L91-5(line 91) the Hoare annotation is: (and (= task_~x~0.base |task_#t~malloc27.base|) (= task_~x~0.offset |task_#t~malloc27.offset|)) [2020-07-17 13:15:42,988 INFO L264 CegarLoopResult]: At program point taskEXIT(lines 73 93) the Hoare annotation is: (and (= task_~x~0.base |task_#t~malloc27.base|) (= task_~x~0.offset |task_#t~malloc27.offset|)) [2020-07-17 13:15:42,988 INFO L264 CegarLoopResult]: At program point L87-2(line 87) the Hoare annotation is: (and (<= 0 (+ |task_#t~ret34| 2147483648)) (not (= 0 |task_#t~malloc33.base|)) (<= task_~m~0 2147483647) (<= |task_#t~ret34| 2147483647) (= task_~x~0.base |task_#t~malloc27.base|) (< |task_#t~malloc33.base| |#StackHeapBarrier|) (or (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0))) (= task_~y~0.offset |task_#t~malloc33.offset|) (exists ((|v_#length_21| (Array Int Int))) (= (store |v_#length_21| |task_#t~malloc33.base| (* task_~n~1 4)) |#length|)) (= task_~y~0.base |task_#t~malloc33.base|) (<= 0 (+ task_~m~0 2147483648)) (= 0 |task_#t~malloc33.offset|) (= task_~x~0.offset |task_#t~malloc27.offset|) (exists ((|v_#valid_33| (Array Int Int))) (and (= (store |v_#valid_33| |task_#t~malloc33.base| 1) |#valid|) (= 0 (select |v_#valid_33| |task_#t~malloc33.base|))))) [2020-07-17 13:15:42,988 INFO L264 CegarLoopResult]: At program point L91-6(lines 91 92) the Hoare annotation is: (and (= task_~x~0.base |task_#t~malloc27.base|) (= task_~x~0.offset |task_#t~malloc27.offset|)) [2020-07-17 13:15:42,989 INFO L264 CegarLoopResult]: At program point L91-7(lines 91 92) the Hoare annotation is: (and (= task_~x~0.base |task_#t~malloc27.base|) (= task_~x~0.offset |task_#t~malloc27.offset|)) [2020-07-17 13:15:42,989 INFO L264 CegarLoopResult]: At program point L83(line 83) the Hoare annotation is: (and (= 0 |task_#t~malloc27.offset|) (exists ((|v_#valid_32| (Array Int Int))) (and (= |#valid| (store |v_#valid_32| |task_#t~malloc27.base| 1)) (= 0 (select |v_#valid_32| |task_#t~malloc27.base|)))) (= task_~x~0.base |task_#t~malloc27.base|) (or (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0))) (exists ((|v_#length_20| (Array Int Int))) (= |#length| (store |v_#length_20| |task_#t~malloc27.base| (* task_~n~1 4)))) (= task_~x~0.offset |task_#t~malloc27.offset|) (< |task_#t~malloc27.base| |#StackHeapBarrier|) (not (= 0 |task_#t~malloc27.base|))) [2020-07-17 13:15:42,989 INFO L264 CegarLoopResult]: At program point L83-1(line 83) the Hoare annotation is: (and (= task_~x~0.base |task_#t~malloc27.base|) (or (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0))) (= task_~x~0.offset |task_#t~malloc27.offset|)) [2020-07-17 13:15:42,989 INFO L264 CegarLoopResult]: At program point L83-2(line 83) the Hoare annotation is: (and (= task_~x~0.base |task_#t~malloc27.base|) (or (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0))) (= task_~r~1.base |task_#t~ret30.base|) (= task_~x~0.offset |task_#t~malloc27.offset|) (= |task_#t~ret30.offset| task_~r~1.offset)) [2020-07-17 13:15:42,989 INFO L264 CegarLoopResult]: At program point L79(line 79) the Hoare annotation is: (and (= 0 |task_#t~malloc27.offset|) (exists ((|v_#valid_32| (Array Int Int))) (and (= |#valid| (store |v_#valid_32| |task_#t~malloc27.base| 1)) (= 0 (select |v_#valid_32| |task_#t~malloc27.base|)))) (or (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0))) (exists ((|v_#length_20| (Array Int Int))) (= |#length| (store |v_#length_20| |task_#t~malloc27.base| (* task_~n~1 4)))) (= |#memory_int| |old(#memory_int)|) (< |task_#t~malloc27.base| |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (not (= 0 |task_#t~malloc27.base|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:42,990 INFO L264 CegarLoopResult]: At program point L79-1(line 79) the Hoare annotation is: (and (= 0 |task_#t~malloc27.offset|) (exists ((|v_#valid_32| (Array Int Int))) (and (= |#valid| (store |v_#valid_32| |task_#t~malloc27.base| 1)) (= 0 (select |v_#valid_32| |task_#t~malloc27.base|)))) (or (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0))) (exists ((|v_#length_20| (Array Int Int))) (= |#length| (store |v_#length_20| |task_#t~malloc27.base| (* task_~n~1 4)))) (< |task_#t~malloc27.base| |#StackHeapBarrier|) (not (= 0 |task_#t~malloc27.base|))) [2020-07-17 13:15:42,990 INFO L264 CegarLoopResult]: At program point L75(line 75) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (or (not (= 0 |task_#in~t.offset|)) (and (= 0 task_~t.offset) (= 0 task_~t.base)) (not (= |task_#in~t.base| 0))) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:42,990 INFO L264 CegarLoopResult]: At program point L75-1(line 75) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (or (not (= 0 |task_#in~t.offset|)) (and (= 0 task_~t.offset) (= 0 task_~t.base)) (not (= |task_#in~t.base| 0))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:42,990 INFO L264 CegarLoopResult]: At program point L75-2(line 75) the Hoare annotation is: (and (= task_~x~0.base |task_#t~malloc27.base|) (= task_~x~0.offset |task_#t~malloc27.offset|)) [2020-07-17 13:15:42,990 INFO L264 CegarLoopResult]: At program point L92(line 92) the Hoare annotation is: (and (= task_~x~0.base |task_#t~malloc27.base|) (= task_~x~0.offset |task_#t~malloc27.offset|)) [2020-07-17 13:15:42,991 INFO L264 CegarLoopResult]: At program point L92-1(line 92) the Hoare annotation is: (and (= task_~x~0.base |task_#t~malloc27.base|) (= task_~x~0.offset |task_#t~malloc27.offset|)) [2020-07-17 13:15:42,991 INFO L264 CegarLoopResult]: At program point L92-2(line 92) the Hoare annotation is: (and (= task_~x~0.base |task_#t~malloc27.base|) (= task_~x~0.offset |task_#t~malloc27.offset|)) [2020-07-17 13:15:42,991 INFO L264 CegarLoopResult]: At program point L92-3(line 92) the Hoare annotation is: (and (= task_~x~0.base |task_#t~malloc27.base|) (= task_~x~0.offset |task_#t~malloc27.offset|)) [2020-07-17 13:15:42,991 INFO L264 CegarLoopResult]: At program point L92-4(line 92) the Hoare annotation is: (and (= task_~x~0.base |task_#t~malloc27.base|) (= task_~x~0.offset |task_#t~malloc27.offset|)) [2020-07-17 13:15:42,991 INFO L264 CegarLoopResult]: At program point L84(line 84) the Hoare annotation is: (and (= task_~x~0.base |task_#t~malloc27.base|) (or (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0))) (= task_~x~0.offset |task_#t~malloc27.offset|)) [2020-07-17 13:15:42,992 INFO L264 CegarLoopResult]: At program point L84-1(line 84) the Hoare annotation is: (and (= (select (select |#memory_int| |task_~#b~1.base|) |task_~#b~1.offset|) |task_#t~mem31|) (= task_~x~0.base |task_#t~malloc27.base|) (or (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0))) (= task_~x~0.offset |task_#t~malloc27.offset|)) [2020-07-17 13:15:42,992 INFO L264 CegarLoopResult]: At program point L84-2(line 84) the Hoare annotation is: (and (= (select (select |#memory_int| |task_~#b~1.base|) |task_~#b~1.offset|) |task_#t~mem31|) (= task_~x~0.base |task_#t~malloc27.base|) (or (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0))) (= task_~x~0.offset |task_#t~malloc27.offset|)) [2020-07-17 13:15:42,992 INFO L264 CegarLoopResult]: At program point L80(line 80) the Hoare annotation is: (and (= 0 |task_#t~malloc27.offset|) (exists ((|v_#valid_32| (Array Int Int))) (and (= |#valid| (store |v_#valid_32| |task_#t~malloc27.base| 1)) (= 0 (select |v_#valid_32| |task_#t~malloc27.base|)))) (= task_~x~0.base |task_#t~malloc27.base|) (or (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0))) (exists ((|v_#length_20| (Array Int Int))) (= |#length| (store |v_#length_20| |task_#t~malloc27.base| (* task_~n~1 4)))) (= task_~x~0.offset |task_#t~malloc27.offset|) (< |task_#t~malloc27.base| |#StackHeapBarrier|) (not (= 0 |task_#t~malloc27.base|))) [2020-07-17 13:15:42,992 INFO L264 CegarLoopResult]: At program point L80-1(line 80) the Hoare annotation is: (and (= 0 |task_#t~malloc27.offset|) (exists ((|v_#valid_32| (Array Int Int))) (and (= |#valid| (store |v_#valid_32| |task_#t~malloc27.base| 1)) (= 0 (select |v_#valid_32| |task_#t~malloc27.base|)))) (= task_~x~0.base |task_#t~malloc27.base|) (or (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0))) (exists ((|v_#length_20| (Array Int Int))) (= |#length| (store |v_#length_20| |task_#t~malloc27.base| (* task_~n~1 4)))) (= task_~x~0.offset |task_#t~malloc27.offset|) (< |task_#t~malloc27.base| |#StackHeapBarrier|) (not (= 0 |task_#t~malloc27.base|))) [2020-07-17 13:15:42,993 INFO L264 CegarLoopResult]: At program point L80-2(line 80) the Hoare annotation is: (and (= 0 |task_#t~malloc27.offset|) (<= |task_#t~ret28| 2147483647) (<= 0 (+ |task_#t~ret28| 2147483648)) (exists ((|v_#valid_32| (Array Int Int))) (and (= |#valid| (store |v_#valid_32| |task_#t~malloc27.base| 1)) (= 0 (select |v_#valid_32| |task_#t~malloc27.base|)))) (= task_~x~0.base |task_#t~malloc27.base|) (or (not (= 0 |task_#in~t.offset|)) (not (= |task_#in~t.base| 0))) (exists ((|v_#length_20| (Array Int Int))) (= |#length| (store |v_#length_20| |task_#t~malloc27.base| (* task_~n~1 4)))) (= task_~x~0.offset |task_#t~malloc27.offset|) (< |task_#t~malloc27.base| |#StackHeapBarrier|) (not (= 0 |task_#t~malloc27.base|))) [2020-07-17 13:15:42,993 INFO L264 CegarLoopResult]: At program point L70-5(line 70) the Hoare annotation is: (and (= |size_#in~t.base| size_~t.base) (= |size_#in~t.offset| size_~t.offset) (or (not (= |size_#in~t.offset| 0)) (not (= 0 |size_#in~t.base|)))) [2020-07-17 13:15:42,993 INFO L264 CegarLoopResult]: At program point L70-6(line 70) the Hoare annotation is: (and (= |size_#in~t.base| size_~t.base) (= |size_#in~t.offset| size_~t.offset) (or (not (= |size_#in~t.offset| 0)) (not (= 0 |size_#in~t.base|)))) [2020-07-17 13:15:42,993 INFO L264 CegarLoopResult]: At program point L70-7(line 70) the Hoare annotation is: (and (= |size_#in~t.base| size_~t.base) (= |size_#in~t.offset| size_~t.offset) (or (not (= |size_#in~t.offset| 0)) (not (= 0 |size_#in~t.base|)))) [2020-07-17 13:15:42,993 INFO L264 CegarLoopResult]: At program point L70-8(line 70) the Hoare annotation is: (and (= |size_#in~t.base| size_~t.base) (= |size_#in~t.offset| size_~t.offset) (or (not (= |size_#in~t.offset| 0)) (not (= 0 |size_#in~t.base|)))) [2020-07-17 13:15:42,994 INFO L264 CegarLoopResult]: At program point L70-9(line 70) the Hoare annotation is: (and (= |size_#in~t.base| size_~t.base) (= |size_#in~t.offset| size_~t.offset) (or (not (= |size_#in~t.offset| 0)) (not (= 0 |size_#in~t.base|)))) [2020-07-17 13:15:42,994 INFO L271 CegarLoopResult]: At program point sizeENTRY(lines 68 71) the Hoare annotation is: true [2020-07-17 13:15:42,994 INFO L264 CegarLoopResult]: At program point L70-10(line 70) the Hoare annotation is: (and (= |size_#in~t.base| size_~t.base) (= |size_#in~t.offset| size_~t.offset) (or (not (= |size_#in~t.offset| 0)) (not (= 0 |size_#in~t.base|)))) [2020-07-17 13:15:42,994 INFO L264 CegarLoopResult]: At program point sizeFINAL(lines 68 71) the Hoare annotation is: (let ((.cse0 (= |size_#in~t.base| size_~t.base)) (.cse1 (= |size_#in~t.offset| size_~t.offset))) (or (and .cse0 .cse1 (or (not (= |size_#in~t.offset| 0)) (not (= 0 |size_#in~t.base|)))) (and .cse0 (= 0 |size_#res|) .cse1))) [2020-07-17 13:15:42,994 INFO L264 CegarLoopResult]: At program point sizeEXIT(lines 68 71) the Hoare annotation is: (let ((.cse0 (= |size_#in~t.base| size_~t.base)) (.cse1 (= |size_#in~t.offset| size_~t.offset))) (or (and .cse0 .cse1 (or (not (= |size_#in~t.offset| 0)) (not (= 0 |size_#in~t.base|)))) (and .cse0 (= 0 |size_#res|) .cse1))) [2020-07-17 13:15:42,995 INFO L264 CegarLoopResult]: At program point L70(line 70) the Hoare annotation is: (and (= |size_#in~t.base| size_~t.base) (= |size_#in~t.offset| size_~t.offset) (or (not (= |size_#in~t.offset| 0)) (not (= 0 |size_#in~t.base|)))) [2020-07-17 13:15:42,995 INFO L264 CegarLoopResult]: At program point L69(lines 69 70) the Hoare annotation is: (and (= |size_#in~t.base| size_~t.base) (= |size_#in~t.offset| size_~t.offset)) [2020-07-17 13:15:42,995 INFO L264 CegarLoopResult]: At program point L70-1(line 70) the Hoare annotation is: (and (= |size_#in~t.base| size_~t.base) (= |size_#in~t.offset| size_~t.offset) (or (not (= |size_#in~t.offset| 0)) (not (= 0 |size_#in~t.base|)))) [2020-07-17 13:15:42,995 INFO L264 CegarLoopResult]: At program point L69-1(line 69) the Hoare annotation is: (and (= |size_#in~t.base| size_~t.base) (= |size_#in~t.offset| size_~t.offset)) [2020-07-17 13:15:42,995 INFO L264 CegarLoopResult]: At program point L70-2(line 70) the Hoare annotation is: (and (= |size_#in~t.base| size_~t.base) (= |size_#in~t.offset| size_~t.offset) (or (not (= |size_#in~t.offset| 0)) (not (= 0 |size_#in~t.base|)))) [2020-07-17 13:15:42,996 INFO L264 CegarLoopResult]: At program point L70-3(line 70) the Hoare annotation is: (and (= |size_#in~t.base| size_~t.base) (= |size_#in~t.offset| size_~t.offset) (or (not (= |size_#in~t.offset| 0)) (not (= 0 |size_#in~t.base|)))) [2020-07-17 13:15:42,996 INFO L264 CegarLoopResult]: At program point L70-4(line 70) the Hoare annotation is: (and (= |size_#in~t.base| size_~t.base) (= |size_#in~t.offset| size_~t.offset) (or (not (= |size_#in~t.offset| 0)) (not (= 0 |size_#in~t.base|)))) [2020-07-17 13:15:42,996 INFO L271 CegarLoopResult]: At program point L30(line 30) the Hoare annotation is: true [2020-07-17 13:15:42,996 INFO L271 CegarLoopResult]: At program point nondet_treeFINAL(lines 22 32) the Hoare annotation is: true [2020-07-17 13:15:42,996 INFO L271 CegarLoopResult]: At program point L29(line 29) the Hoare annotation is: true [2020-07-17 13:15:42,996 INFO L271 CegarLoopResult]: At program point L28(line 28) the Hoare annotation is: true [2020-07-17 13:15:42,997 INFO L271 CegarLoopResult]: At program point L29-1(line 29) the Hoare annotation is: true [2020-07-17 13:15:42,997 INFO L264 CegarLoopResult]: At program point L27(line 27) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:42,997 INFO L271 CegarLoopResult]: At program point L28-1(line 28) the Hoare annotation is: true [2020-07-17 13:15:42,997 INFO L271 CegarLoopResult]: At program point L29-2(line 29) the Hoare annotation is: true [2020-07-17 13:15:42,997 INFO L264 CegarLoopResult]: At program point L26(line 26) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:42,998 INFO L264 CegarLoopResult]: At program point L27-1(line 27) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:42,998 INFO L271 CegarLoopResult]: At program point L28-2(line 28) the Hoare annotation is: true [2020-07-17 13:15:42,998 INFO L264 CegarLoopResult]: At program point L26-1(line 26) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:42,998 INFO L271 CegarLoopResult]: At program point L27-2(line 27) the Hoare annotation is: true [2020-07-17 13:15:42,998 INFO L264 CegarLoopResult]: At program point L24(line 24) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:42,998 INFO L264 CegarLoopResult]: At program point L23(line 23) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:42,999 INFO L264 CegarLoopResult]: At program point nondet_treeENTRY(lines 22 32) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:42,999 INFO L264 CegarLoopResult]: At program point L23-1(line 23) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:42,999 INFO L271 CegarLoopResult]: At program point nondet_treeEXIT(lines 22 32) the Hoare annotation is: true [2020-07-17 13:15:42,999 INFO L271 CegarLoopResult]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2020-07-17 13:15:42,999 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-17 13:15:42,999 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-17 13:15:43,000 INFO L271 CegarLoopResult]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2020-07-17 13:15:43,000 INFO L271 CegarLoopResult]: At program point L96(line 96) the Hoare annotation is: true [2020-07-17 13:15:43,000 INFO L271 CegarLoopResult]: At program point L96-1(line 96) the Hoare annotation is: true [2020-07-17 13:15:43,000 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 95 97) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:43,000 INFO L271 CegarLoopResult]: At program point mainFINAL(lines 95 97) the Hoare annotation is: true [2020-07-17 13:15:43,000 INFO L271 CegarLoopResult]: At program point mainEXIT(lines 95 97) the Hoare annotation is: true [2020-07-17 13:15:43,001 INFO L271 CegarLoopResult]: At program point assume_abort_if_notENTRY(lines 9 11) the Hoare annotation is: true [2020-07-17 13:15:43,001 INFO L264 CegarLoopResult]: At program point L10(line 10) the Hoare annotation is: (= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|) [2020-07-17 13:15:43,001 INFO L264 CegarLoopResult]: At program point L10-1(line 10) the Hoare annotation is: (= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|) [2020-07-17 13:15:43,001 INFO L264 CegarLoopResult]: At program point L10-3(lines 9 11) the Hoare annotation is: (and (not (= 0 |assume_abort_if_not_#in~cond|)) (= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)) [2020-07-17 13:15:43,001 INFO L264 CegarLoopResult]: At program point assume_abort_if_notEXIT(lines 9 11) the Hoare annotation is: (and (not (= 0 |assume_abort_if_not_#in~cond|)) (= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)) [2020-07-17 13:15:43,001 INFO L264 CegarLoopResult]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: (= |#memory_int| |old(#memory_int)|) [2020-07-17 13:15:43,002 INFO L271 CegarLoopResult]: At program point #Ultimate.meminitEXIT(line -1) the Hoare annotation is: true [2020-07-17 13:15:43,002 INFO L271 CegarLoopResult]: At program point #Ultimate.meminitFINAL(line -1) the Hoare annotation is: true [2020-07-17 13:15:43,002 INFO L271 CegarLoopResult]: At program point __VERIFIER_assertENTRY(lines 13 15) the Hoare annotation is: true [2020-07-17 13:15:43,002 INFO L264 CegarLoopResult]: At program point L14(line 14) the Hoare annotation is: (or (forall ((v_task_~a~1_6 Int)) (not (= |__VERIFIER_assert_#in~cond| (ite (= (select (select |#memory_int| task_~x~0.base) task_~x~0.offset) v_task_~a~1_6) 1 0)))) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2020-07-17 13:15:43,002 INFO L264 CegarLoopResult]: At program point L14-1(line 14) the Hoare annotation is: (or (forall ((v_task_~a~1_6 Int)) (not (= |__VERIFIER_assert_#in~cond| (ite (= (select (select |#memory_int| task_~x~0.base) task_~x~0.offset) v_task_~a~1_6) 1 0)))) (and (= 0 __VERIFIER_assert_~cond) (exists ((v_task_~a~1_6 Int)) (= |__VERIFIER_assert_#in~cond| (ite (= (select (select |#memory_int| task_~x~0.base) task_~x~0.offset) v_task_~a~1_6) 1 0))) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond))) [2020-07-17 13:15:43,002 INFO L264 CegarLoopResult]: At program point L14-3(lines 13 15) the Hoare annotation is: (or (forall ((v_task_~a~1_6 Int)) (not (= |__VERIFIER_assert_#in~cond| (ite (= (select (select |#memory_int| task_~x~0.base) task_~x~0.offset) v_task_~a~1_6) 1 0)))) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2020-07-17 13:15:43,003 INFO L264 CegarLoopResult]: At program point __VERIFIER_assertEXIT(lines 13 15) the Hoare annotation is: (or (forall ((v_task_~a~1_6 Int)) (not (= |__VERIFIER_assert_#in~cond| (ite (= (select (select |#memory_int| task_~x~0.base) task_~x~0.offset) v_task_~a~1_6) 1 0)))) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2020-07-17 13:15:43,003 INFO L264 CegarLoopResult]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 14) the Hoare annotation is: (forall ((v_task_~n~1_14 Int) (v_task_~m~0_8 Int)) (not (= |__VERIFIER_assert_#in~cond| (ite (= v_task_~n~1_14 (+ v_task_~m~0_8 1)) 1 0)))) [2020-07-17 13:15:43,003 INFO L271 CegarLoopResult]: At program point L64(line 64) the Hoare annotation is: true [2020-07-17 13:15:43,003 INFO L271 CegarLoopResult]: At program point L62(line 62) the Hoare annotation is: true [2020-07-17 13:15:43,003 INFO L271 CegarLoopResult]: At program point L62-1(line 62) the Hoare annotation is: true [2020-07-17 13:15:43,004 INFO L271 CegarLoopResult]: At program point L62-2(line 62) the Hoare annotation is: true [2020-07-17 13:15:43,004 INFO L264 CegarLoopResult]: At program point tree_inorderENTRY(lines 57 66) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:43,004 INFO L271 CegarLoopResult]: At program point L62-3(line 62) the Hoare annotation is: true [2020-07-17 13:15:43,004 INFO L264 CegarLoopResult]: At program point L58(lines 58 65) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:43,004 INFO L271 CegarLoopResult]: At program point L62-4(line 62) the Hoare annotation is: true [2020-07-17 13:15:43,004 INFO L271 CegarLoopResult]: At program point L62-5(line 62) the Hoare annotation is: true [2020-07-17 13:15:43,005 INFO L271 CegarLoopResult]: At program point tree_inorderFINAL(lines 57 66) the Hoare annotation is: true [2020-07-17 13:15:43,005 INFO L271 CegarLoopResult]: At program point L63(line 63) the Hoare annotation is: true [2020-07-17 13:15:43,005 INFO L271 CegarLoopResult]: At program point L63-1(line 63) the Hoare annotation is: true [2020-07-17 13:15:43,005 INFO L264 CegarLoopResult]: At program point L61(line 61) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:43,005 INFO L271 CegarLoopResult]: At program point L63-2(line 63) the Hoare annotation is: true [2020-07-17 13:15:43,005 INFO L264 CegarLoopResult]: At program point L61-1(line 61) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:43,005 INFO L271 CegarLoopResult]: At program point L63-3(line 63) the Hoare annotation is: true [2020-07-17 13:15:43,006 INFO L264 CegarLoopResult]: At program point L59(line 59) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:43,006 INFO L271 CegarLoopResult]: At program point L61-2(line 61) the Hoare annotation is: true [2020-07-17 13:15:43,006 INFO L271 CegarLoopResult]: At program point L63-4(line 63) the Hoare annotation is: true [2020-07-17 13:15:43,006 INFO L271 CegarLoopResult]: At program point L61-3(line 61) the Hoare annotation is: true [2020-07-17 13:15:43,006 INFO L271 CegarLoopResult]: At program point L63-5(line 63) the Hoare annotation is: true [2020-07-17 13:15:43,006 INFO L264 CegarLoopResult]: At program point L57(lines 57 66) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:43,007 INFO L271 CegarLoopResult]: At program point L61-4(line 61) the Hoare annotation is: true [2020-07-17 13:15:43,007 INFO L264 CegarLoopResult]: At program point L57-1(lines 57 66) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:43,007 INFO L271 CegarLoopResult]: At program point L61-5(line 61) the Hoare annotation is: true [2020-07-17 13:15:43,007 INFO L271 CegarLoopResult]: At program point tree_inorderEXIT(lines 57 66) the Hoare annotation is: true [2020-07-17 13:15:43,007 INFO L264 CegarLoopResult]: At program point L52(line 52) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:43,007 INFO L264 CegarLoopResult]: At program point L52-1(line 52) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:43,007 INFO L271 CegarLoopResult]: At program point L52-2(line 52) the Hoare annotation is: true [2020-07-17 13:15:43,008 INFO L271 CegarLoopResult]: At program point L52-3(line 52) the Hoare annotation is: true [2020-07-17 13:15:43,008 INFO L264 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:43,008 INFO L271 CegarLoopResult]: At program point L52-4(line 52) the Hoare annotation is: true [2020-07-17 13:15:43,008 INFO L264 CegarLoopResult]: At program point L48-1(lines 48 54) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:43,008 INFO L264 CegarLoopResult]: At program point L46(line 46) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:43,008 INFO L264 CegarLoopResult]: At program point L48-2(line 48) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:43,009 INFO L264 CegarLoopResult]: At program point L48-3(line 48) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:43,009 INFO L271 CegarLoopResult]: At program point L53(line 53) the Hoare annotation is: true [2020-07-17 13:15:43,009 INFO L264 CegarLoopResult]: At program point L49(line 49) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:43,009 INFO L271 CegarLoopResult]: At program point tree_delFINAL(lines 45 55) the Hoare annotation is: true [2020-07-17 13:15:43,009 INFO L264 CegarLoopResult]: At program point L49-1(line 49) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:43,009 INFO L264 CegarLoopResult]: At program point L49-2(line 49) the Hoare annotation is: (= |#valid| |old(#valid)|) [2020-07-17 13:15:43,010 INFO L264 CegarLoopResult]: At program point L49-3(line 49) the Hoare annotation is: (= |#valid| |old(#valid)|) [2020-07-17 13:15:43,010 INFO L264 CegarLoopResult]: At program point L45(lines 45 55) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:43,010 INFO L264 CegarLoopResult]: At program point L49-4(line 49) the Hoare annotation is: (= |#valid| |old(#valid)|) [2020-07-17 13:15:43,010 INFO L271 CegarLoopResult]: At program point tree_delEXIT(lines 45 55) the Hoare annotation is: true [2020-07-17 13:15:43,010 INFO L264 CegarLoopResult]: At program point L49-5(line 49) the Hoare annotation is: (= |#valid| |old(#valid)|) [2020-07-17 13:15:43,010 INFO L264 CegarLoopResult]: At program point L49-6(line 49) the Hoare annotation is: (= |#valid| |old(#valid)|) [2020-07-17 13:15:43,010 INFO L271 CegarLoopResult]: At program point L49-7(line 49) the Hoare annotation is: true [2020-07-17 13:15:43,011 INFO L264 CegarLoopResult]: At program point tree_delENTRY(lines 45 55) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:15:43,033 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_task_~a~1_6,QUANTIFIED] [2020-07-17 13:15:43,034 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-17 13:15:43,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 01:15:43 BoogieIcfgContainer [2020-07-17 13:15:43,038 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 13:15:43,040 INFO L168 Benchmark]: Toolchain (without parser) took 14969.72 ms. Allocated memory was 134.2 MB in the beginning and 378.5 MB in the end (delta: 244.3 MB). Free memory was 98.4 MB in the beginning and 307.5 MB in the end (delta: -209.1 MB). Peak memory consumption was 233.0 MB. Max. memory is 7.1 GB. [2020-07-17 13:15:43,042 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 134.2 MB. Free memory was 117.6 MB in the beginning and 117.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-17 13:15:43,043 INFO L168 Benchmark]: CACSL2BoogieTranslator took 432.60 ms. Allocated memory was 134.2 MB in the beginning and 197.7 MB in the end (delta: 63.4 MB). Free memory was 98.0 MB in the beginning and 174.1 MB in the end (delta: -76.1 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. [2020-07-17 13:15:43,044 INFO L168 Benchmark]: Boogie Preprocessor took 57.44 ms. Allocated memory is still 197.7 MB. Free memory was 174.1 MB in the beginning and 171.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2020-07-17 13:15:43,045 INFO L168 Benchmark]: RCFGBuilder took 704.76 ms. Allocated memory is still 197.7 MB. Free memory was 171.3 MB in the beginning and 130.5 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.8 MB. Max. memory is 7.1 GB. [2020-07-17 13:15:43,046 INFO L168 Benchmark]: TraceAbstraction took 13768.70 ms. Allocated memory was 197.7 MB in the beginning and 378.5 MB in the end (delta: 180.9 MB). Free memory was 129.8 MB in the beginning and 307.5 MB in the end (delta: -177.8 MB). Peak memory consumption was 200.9 MB. Max. memory is 7.1 GB. [2020-07-17 13:15:43,050 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 134.2 MB. Free memory was 117.6 MB in the beginning and 117.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 432.60 ms. Allocated memory was 134.2 MB in the beginning and 197.7 MB in the end (delta: 63.4 MB). Free memory was 98.0 MB in the beginning and 174.1 MB in the end (delta: -76.1 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 57.44 ms. Allocated memory is still 197.7 MB. Free memory was 174.1 MB in the beginning and 171.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 704.76 ms. Allocated memory is still 197.7 MB. Free memory was 171.3 MB in the beginning and 130.5 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 13768.70 ms. Allocated memory was 197.7 MB in the beginning and 378.5 MB in the end (delta: 180.9 MB). Free memory was 129.8 MB in the beginning and 307.5 MB in the end (delta: -177.8 MB). Peak memory consumption was 200.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_task_~a~1_6,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 14]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 91]: Loop Invariant Derived loop invariant: x == calloc(n, sizeof(int)) && x == calloc(n, sizeof(int)) - ProcedureContractResult [Line: 34]: Procedure Contract for min Derived contract for procedure min: 1 - ProcedureContractResult [Line: 73]: Procedure Contract for task Derived contract for procedure task: x == calloc(n, sizeof(int)) && x == calloc(n, sizeof(int)) - ProcedureContractResult [Line: 68]: Procedure Contract for size Derived contract for procedure size: ((t == t && t == t) && (!(t == 0) || !(0 == t))) || ((t == t && 0 == \result) && t == t) - ProcedureContractResult [Line: 22]: Procedure Contract for nondet_tree Derived contract for procedure nondet_tree: 1 - ProcedureContractResult [Line: 9]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not: !(0 == \old(cond)) && cond == \old(cond) - ProcedureContractResult [Line: 95]: Procedure Contract for main Derived contract for procedure main: 1 - ProcedureContractResult [Line: 13]: Procedure Contract for __VERIFIER_assert [2020-07-17 13:15:43,064 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_task_~a~1_6,QUANTIFIED] [2020-07-17 13:15:43,064 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-17 13:15:43,065 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_task_~a~1_6,QUANTIFIED] [2020-07-17 13:15:43,065 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived contract for procedure __VERIFIER_assert: (forall v_task_~a~1_6 : int :: !(\old(cond) == (if unknown-#memory_int-unknown[x][x] == v_task_~a~1_6 then 1 else 0))) || \old(cond) == cond - ProcedureContractResult [Line: -1]: Procedure Contract for #Ultimate.meminit Derived contract for procedure #Ultimate.meminit: 1 - ProcedureContractResult [Line: 57]: Procedure Contract for tree_inorder Derived contract for procedure tree_inorder: 1 - ProcedureContractResult [Line: 45]: Procedure Contract for tree_del Derived contract for procedure tree_del: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 12 procedures, 183 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 8.3s, OverallIterations: 2, TraceHistogramMax: 4, AutomataDifference: 5.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 303 SDtfs, 500 SDslu, 1701 SDs, 0 SdLazy, 3776 SolverSat, 209 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 3.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 145 GetRequests, 62 SyntacticMatches, 3 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 682 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=183occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 13 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 183 LocationsWithAnnotation, 977 PreInvPairs, 1123 NumberOfFragments, 2253 HoareAnnotationTreeSize, 977 FomulaSimplifications, 3801 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 183 FomulaSimplificationsInter, 2854 FormulaSimplificationTreeSizeReductionInter, 4.4s 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...