/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random521.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe010_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 14:33:15,844 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 14:33:15,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 14:33:15,873 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 14:33:15,913 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 14:33:15,913 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 14:33:15,914 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 14:33:15,917 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random521.epf [2021-07-10 14:33:15,942 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 14:33:15,942 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 14:33:15,943 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 14:33:15,943 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 14:33:15,944 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 14:33:15,944 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 14:33:15,945 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 14:33:15,945 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 14:33:15,945 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 14:33:15,945 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 14:33:15,946 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 14:33:15,946 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 14:33:15,946 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 14:33:15,946 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 14:33:15,946 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 14:33:15,946 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 14:33:15,946 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 14:33:15,946 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 14:33:15,947 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 14:33:15,947 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 14:33:15,947 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 14:33:15,947 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 14:33:15,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 14:33:15,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 14:33:15,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 14:33:15,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 14:33:15,948 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 14:33:15,948 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 14:33:15,948 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-07-10 14:33:15,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 14:33:15,948 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 14:33:15,948 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 14:33:15,948 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 14:33:15,949 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-10 14:33:15,949 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-10 14:33:15,949 INFO L138 SettingsManager]: * Random seed used by POR DFS order=521 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 14:33:16,219 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 14:33:16,240 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 14:33:16,242 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 14:33:16,243 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-10 14:33:16,243 INFO L275 PluginConnector]: CDTParser initialized [2021-07-10 14:33:16,244 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe010_power.oepc.i [2021-07-10 14:33:16,310 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebda2ca0c/61b86dff23e24d06917edbfe107ee395/FLAG9875b52bc [2021-07-10 14:33:16,675 INFO L306 CDTParser]: Found 1 translation units. [2021-07-10 14:33:16,675 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe010_power.oepc.i [2021-07-10 14:33:16,683 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebda2ca0c/61b86dff23e24d06917edbfe107ee395/FLAG9875b52bc [2021-07-10 14:33:16,694 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebda2ca0c/61b86dff23e24d06917edbfe107ee395 [2021-07-10 14:33:16,696 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 14:33:16,697 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-10 14:33:16,698 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-10 14:33:16,698 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-10 14:33:16,701 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-10 14:33:16,701 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 02:33:16" (1/1) ... [2021-07-10 14:33:16,702 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cbca8e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:33:16, skipping insertion in model container [2021-07-10 14:33:16,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 02:33:16" (1/1) ... [2021-07-10 14:33:16,706 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-10 14:33:16,729 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-10 14:33:16,817 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe010_power.oepc.i[952,965] [2021-07-10 14:33:16,989 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 14:33:16,997 INFO L203 MainTranslator]: Completed pre-run [2021-07-10 14:33:17,009 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe010_power.oepc.i[952,965] [2021-07-10 14:33:17,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 14:33:17,069 INFO L208 MainTranslator]: Completed translation [2021-07-10 14:33:17,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:33:17 WrapperNode [2021-07-10 14:33:17,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-10 14:33:17,070 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 14:33:17,071 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 14:33:17,071 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 14:33:17,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:33:17" (1/1) ... [2021-07-10 14:33:17,086 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:33:17" (1/1) ... [2021-07-10 14:33:17,109 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 14:33:17,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 14:33:17,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 14:33:17,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 14:33:17,115 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:33:17" (1/1) ... [2021-07-10 14:33:17,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:33:17" (1/1) ... [2021-07-10 14:33:17,118 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:33:17" (1/1) ... [2021-07-10 14:33:17,119 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:33:17" (1/1) ... [2021-07-10 14:33:17,124 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:33:17" (1/1) ... [2021-07-10 14:33:17,138 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:33:17" (1/1) ... [2021-07-10 14:33:17,140 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:33:17" (1/1) ... [2021-07-10 14:33:17,143 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 14:33:17,143 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 14:33:17,143 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 14:33:17,143 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 14:33:17,144 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:33:17" (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 [2021-07-10 14:33:17,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-10 14:33:17,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-10 14:33:17,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-10 14:33:17,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-10 14:33:17,249 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-10 14:33:17,249 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-10 14:33:17,249 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-10 14:33:17,249 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-10 14:33:17,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-10 14:33:17,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-10 14:33:17,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 14:33:17,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 14:33:17,251 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 14:33:18,447 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 14:33:18,448 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-07-10 14:33:18,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 02:33:18 BoogieIcfgContainer [2021-07-10 14:33:18,449 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 14:33:18,468 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 14:33:18,469 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 14:33:18,471 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 14:33:18,471 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 02:33:16" (1/3) ... [2021-07-10 14:33:18,471 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7819a2fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 02:33:18, skipping insertion in model container [2021-07-10 14:33:18,473 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:33:17" (2/3) ... [2021-07-10 14:33:18,474 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7819a2fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 02:33:18, skipping insertion in model container [2021-07-10 14:33:18,474 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 02:33:18" (3/3) ... [2021-07-10 14:33:18,475 INFO L111 eAbstractionObserver]: Analyzing ICFG safe010_power.oepc.i [2021-07-10 14:33:18,480 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 14:33:18,480 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 14:33:18,480 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-07-10 14:33:18,481 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 14:33:18,506 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,506 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,507 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,507 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,507 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,507 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,507 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,507 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,507 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,507 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,507 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,508 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,508 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,508 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,508 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,508 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,508 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,508 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,509 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,509 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,509 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,509 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,509 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,512 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,512 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,513 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,513 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,513 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,517 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,517 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,518 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,518 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,519 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,519 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,520 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,520 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,520 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,520 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,520 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,520 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,520 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,521 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,521 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,521 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,522 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-10 14:33:18,539 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-10 14:33:18,611 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 14:33:18,611 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 14:33:18,611 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 14:33:18,611 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 14:33:18,612 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 14:33:18,612 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 14:33:18,612 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 14:33:18,612 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 14:33:18,662 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,694 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,706 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,711 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,712 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,738 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,738 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,738 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,739 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,739 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,739 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,739 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,739 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,739 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,740 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,740 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_129 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,740 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,740 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,740 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,757 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,765 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,766 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:18,788 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 14:33:18,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 14:33:18,791 INFO L82 PathProgramCache]: Analyzing trace with hash -214789062, now seen corresponding path program 1 times [2021-07-10 14:33:18,797 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 14:33:18,797 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054079124] [2021-07-10 14:33:18,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 14:33:18,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 14:33:18,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 14:33:18,950 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 14:33:18,950 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054079124] [2021-07-10 14:33:18,950 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2054079124] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 14:33:18,950 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 14:33:18,950 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 14:33:18,951 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104350582] [2021-07-10 14:33:18,954 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-10 14:33:18,954 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 14:33:18,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-10 14:33:18,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-10 14:33:18,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:33:18,964 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 14:33:18,965 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 14:33:18,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:33:18,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:33:18,972 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 14:33:18,972 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 14:33:18,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 14:33:18,973 INFO L82 PathProgramCache]: Analyzing trace with hash 338516956, now seen corresponding path program 1 times [2021-07-10 14:33:18,973 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 14:33:18,973 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803580656] [2021-07-10 14:33:18,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 14:33:19,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 14:33:19,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 14:33:19,249 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 14:33:19,250 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803580656] [2021-07-10 14:33:19,250 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [803580656] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 14:33:19,250 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 14:33:19,250 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-07-10 14:33:19,250 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064279771] [2021-07-10 14:33:19,251 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-07-10 14:33:19,251 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 14:33:19,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-07-10 14:33:19,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-07-10 14:33:19,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:33:19,252 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 14:33:19,252 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 6.454545454545454) internal successors, (71), 11 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 14:33:19,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:33:19,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:33:19,366 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,367 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,386 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,387 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,395 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,395 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,395 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,395 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,395 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,396 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,396 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,396 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,396 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,396 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,396 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_129 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,396 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,396 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,397 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,398 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,412 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,413 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,413 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,413 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,414 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,414 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,414 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,414 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,414 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,414 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,414 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,415 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_129 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,415 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,415 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,415 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,437 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,437 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,437 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,437 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,438 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,438 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,438 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,438 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,438 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,438 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,438 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_129 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,438 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,438 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,439 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,440 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,464 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,471 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,475 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,476 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,476 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,476 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,476 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,476 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,477 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,477 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,477 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,477 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,477 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_129 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,477 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,477 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,478 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,490 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,493 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,493 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,494 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,494 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,494 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,494 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,494 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,494 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,495 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,495 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_129 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,495 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,495 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,495 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,514 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,514 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,514 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,515 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,515 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,515 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,515 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,515 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,515 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,515 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,515 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_129 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,515 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,515 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,516 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 14:33:19,575 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 14:33:19,576 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Guarantee of compatibility failed at de.uni_freiburg.informatik.ultimate.automata.partialorder.PersistentSetReduction$CompliantDfsOrder.lambda$0(PersistentSetReduction.java:142) at java.base/java.util.TimSort.countRunAndMakeAscending(TimSort.java:355) at java.base/java.util.TimSort.sort(TimSort.java:220) at java.base/java.util.Arrays.sort(Arrays.java:1515) at java.base/java.util.ArrayList.sort(ArrayList.java:1750) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetNewStateReduction.search(SleepSetNewStateReduction.java:147) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetNewStateReduction.(SleepSetNewStateReduction.java:111) at de.uni_freiburg.informatik.ultimate.automata.partialorder.PersistentSetReduction.applyNewStateReduction(PersistentSetReduction.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderReductionFacade.apply(PartialOrderReductionFacade.java:182) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.isAbstractionEmpty(PartialOrderCegarLoop.java:193) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:509) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:374) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:69) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:63) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:367) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:293) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:238) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-07-10 14:33:19,580 INFO L168 Benchmark]: Toolchain (without parser) took 2882.96 ms. Allocated memory was 190.8 MB in the beginning and 285.2 MB in the end (delta: 94.4 MB). Free memory was 153.8 MB in the beginning and 252.9 MB in the end (delta: -99.2 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 14:33:19,581 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 190.8 MB. Free memory is still 172.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 14:33:19,581 INFO L168 Benchmark]: CACSL2BoogieTranslator took 371.69 ms. Allocated memory is still 190.8 MB. Free memory was 153.6 MB in the beginning and 161.4 MB in the end (delta: -7.8 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-07-10 14:33:19,582 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.95 ms. Allocated memory is still 190.8 MB. Free memory was 161.4 MB in the beginning and 158.3 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-07-10 14:33:19,582 INFO L168 Benchmark]: Boogie Preprocessor took 32.91 ms. Allocated memory is still 190.8 MB. Free memory was 158.3 MB in the beginning and 156.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 14:33:19,585 INFO L168 Benchmark]: RCFGBuilder took 1306.10 ms. Allocated memory is still 190.8 MB. Free memory was 156.2 MB in the beginning and 64.3 MB in the end (delta: 91.9 MB). Peak memory consumption was 97.7 MB. Max. memory is 8.0 GB. [2021-07-10 14:33:19,585 INFO L168 Benchmark]: TraceAbstraction took 1111.21 ms. Allocated memory is still 285.2 MB. Free memory was 261.3 MB in the beginning and 252.9 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 8.0 GB. [2021-07-10 14:33:19,589 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 190.8 MB. Free memory is still 172.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 371.69 ms. Allocated memory is still 190.8 MB. Free memory was 153.6 MB in the beginning and 161.4 MB in the end (delta: -7.8 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 38.95 ms. Allocated memory is still 190.8 MB. Free memory was 161.4 MB in the beginning and 158.3 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 32.91 ms. Allocated memory is still 190.8 MB. Free memory was 158.3 MB in the beginning and 156.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1306.10 ms. Allocated memory is still 190.8 MB. Free memory was 156.2 MB in the beginning and 64.3 MB in the end (delta: 91.9 MB). Peak memory consumption was 97.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1111.21 ms. Allocated memory is still 285.2 MB. Free memory was 261.3 MB in the beginning and 252.9 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Guarantee of compatibility failed de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Guarantee of compatibility failed: de.uni_freiburg.informatik.ultimate.automata.partialorder.PersistentSetReduction$CompliantDfsOrder.lambda$0(PersistentSetReduction.java:142) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...