/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.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe002_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 10:20:24,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 10:20:24,976 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 10:20:25,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 10:20:25,080 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 10:20:25,081 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 10:20:25,081 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 10:20:25,085 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.epf [2021-07-10 10:20:25,122 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 10:20:25,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 10:20:25,123 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 10:20:25,123 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 10:20:25,125 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 10:20:25,126 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 10:20:25,126 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 10:20:25,126 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 10:20:25,126 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 10:20:25,126 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 10:20:25,127 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 10:20:25,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 10:20:25,128 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 10:20:25,128 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 10:20:25,128 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 10:20:25,128 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 10:20:25,128 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 10:20:25,128 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 10:20:25,128 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 10:20:25,129 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 10:20:25,129 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 10:20:25,129 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 10:20:25,129 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 10:20:25,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 10:20:25,130 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 10:20:25,130 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 10:20:25,130 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 10:20:25,130 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 10:20:25,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 10:20:25,130 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 10:20:25,131 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 10:20:25,131 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 10:20:25,131 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-10 10:20:25,131 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 10:20:25,446 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 10:20:25,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 10:20:25,469 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 10:20:25,470 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-10 10:20:25,470 INFO L275 PluginConnector]: CDTParser initialized [2021-07-10 10:20:25,471 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe002_tso.opt.i [2021-07-10 10:20:25,537 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb99e3973/215eb72747804e64915937799ecadbfd/FLAG796198648 [2021-07-10 10:20:26,025 INFO L306 CDTParser]: Found 1 translation units. [2021-07-10 10:20:26,026 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe002_tso.opt.i [2021-07-10 10:20:26,043 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb99e3973/215eb72747804e64915937799ecadbfd/FLAG796198648 [2021-07-10 10:20:26,369 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb99e3973/215eb72747804e64915937799ecadbfd [2021-07-10 10:20:26,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 10:20:26,373 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-10 10:20:26,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-10 10:20:26,375 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-10 10:20:26,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-10 10:20:26,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 10:20:26" (1/1) ... [2021-07-10 10:20:26,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f6d836c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:20:26, skipping insertion in model container [2021-07-10 10:20:26,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 10:20:26" (1/1) ... [2021-07-10 10:20:26,387 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-10 10:20:26,438 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-10 10:20:26,557 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/safe002_tso.opt.i[949,962] [2021-07-10 10:20:26,752 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 10:20:26,759 INFO L203 MainTranslator]: Completed pre-run [2021-07-10 10:20:26,769 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/safe002_tso.opt.i[949,962] [2021-07-10 10:20:26,803 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 10:20:26,842 INFO L208 MainTranslator]: Completed translation [2021-07-10 10:20:26,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:20:26 WrapperNode [2021-07-10 10:20:26,843 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-10 10:20:26,844 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 10:20:26,844 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 10:20:26,844 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 10:20:26,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:20:26" (1/1) ... [2021-07-10 10:20:26,881 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:20:26" (1/1) ... [2021-07-10 10:20:26,906 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 10:20:26,907 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 10:20:26,907 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 10:20:26,907 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 10:20:26,914 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:20:26" (1/1) ... [2021-07-10 10:20:26,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:20:26" (1/1) ... [2021-07-10 10:20:26,926 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:20:26" (1/1) ... [2021-07-10 10:20:26,926 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:20:26" (1/1) ... [2021-07-10 10:20:26,934 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:20:26" (1/1) ... [2021-07-10 10:20:26,936 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:20:26" (1/1) ... [2021-07-10 10:20:26,937 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:20:26" (1/1) ... [2021-07-10 10:20:26,939 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 10:20:26,940 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 10:20:26,940 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 10:20:26,940 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 10:20:26,949 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:20:26" (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 10:20:27,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-10 10:20:27,024 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-10 10:20:27,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-10 10:20:27,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-10 10:20:27,025 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-10 10:20:27,025 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-10 10:20:27,025 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-10 10:20:27,026 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-10 10:20:27,026 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-10 10:20:27,026 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-10 10:20:27,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-10 10:20:27,026 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-10 10:20:27,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 10:20:27,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 10:20:27,028 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 10:20:27,502 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 10:20:27,502 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-10 10:20:27,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 10:20:27 BoogieIcfgContainer [2021-07-10 10:20:27,504 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 10:20:27,506 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 10:20:27,506 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 10:20:27,508 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 10:20:27,509 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 10:20:26" (1/3) ... [2021-07-10 10:20:27,509 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bb713a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 10:20:27, skipping insertion in model container [2021-07-10 10:20:27,510 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:20:26" (2/3) ... [2021-07-10 10:20:27,510 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bb713a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 10:20:27, skipping insertion in model container [2021-07-10 10:20:27,510 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 10:20:27" (3/3) ... [2021-07-10 10:20:27,511 INFO L111 eAbstractionObserver]: Analyzing ICFG safe002_tso.opt.i [2021-07-10 10:20:27,516 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 10:20:27,516 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 10:20:27,517 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 10:20:27,517 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 10:20:27,554 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,554 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,554 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,554 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,555 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,555 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,555 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,556 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,557 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,557 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,557 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,557 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,557 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,557 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,558 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,558 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,558 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,558 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,558 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,558 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,559 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,559 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,559 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,559 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,559 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,560 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,560 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,560 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,560 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,560 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,560 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,561 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,561 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,561 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,561 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,561 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,564 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,564 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,564 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,565 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,569 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,569 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,569 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,570 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,572 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,572 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,572 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,572 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:27,576 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-10 10:20:27,597 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 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 10:20:27,666 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 10:20:27,666 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 10:20:27,667 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 10:20:27,667 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 10:20:27,667 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 10:20:27,667 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 10:20:27,667 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 10:20:27,667 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 10:20:27,855 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:20:27,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:20:27,859 INFO L82 PathProgramCache]: Analyzing trace with hash -1074816976, now seen corresponding path program 1 times [2021-07-10 10:20:27,867 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:20:27,867 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540597205] [2021-07-10 10:20:27,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:20:27,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:20:28,017 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 10:20:28,018 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:20:28,019 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540597205] [2021-07-10 10:20:28,020 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [540597205] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:20:28,020 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:20:28,020 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 10:20:28,021 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829835500] [2021-07-10 10:20:28,025 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-10 10:20:28,026 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:20:28,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-10 10:20:28,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-10 10:20:28,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:28,046 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:20:28,052 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 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 10:20:28,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:28,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:28,064 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 10:20:28,065 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:20:28,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:20:28,065 INFO L82 PathProgramCache]: Analyzing trace with hash 663437649, now seen corresponding path program 1 times [2021-07-10 10:20:28,065 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:20:28,066 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656902175] [2021-07-10 10:20:28,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:20:28,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:20:28,298 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 10:20:28,298 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:20:28,299 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656902175] [2021-07-10 10:20:28,302 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [656902175] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:20:28,302 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:20:28,303 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 10:20:28,303 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594303387] [2021-07-10 10:20:28,306 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 10:20:28,306 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:20:28,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 10:20:28,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 10:20:28,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:28,311 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:20:28,311 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 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 10:20:28,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:28,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:28,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:28,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:28,442 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 10:20:28,443 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:20:28,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:20:28,443 INFO L82 PathProgramCache]: Analyzing trace with hash 601775058, now seen corresponding path program 1 times [2021-07-10 10:20:28,443 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:20:28,444 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726610126] [2021-07-10 10:20:28,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:20:28,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:20:28,640 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 10:20:28,640 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:20:28,640 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726610126] [2021-07-10 10:20:28,640 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1726610126] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:20:28,641 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:20:28,641 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 10:20:28,641 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329852339] [2021-07-10 10:20:28,641 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 10:20:28,641 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:20:28,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 10:20:28,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 10:20:28,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:28,642 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:20:28,642 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 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 10:20:28,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:28,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:28,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:28,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:28,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:28,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:28,783 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-10 10:20:28,783 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:20:28,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:20:28,783 INFO L82 PathProgramCache]: Analyzing trace with hash -1646772520, now seen corresponding path program 1 times [2021-07-10 10:20:28,783 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:20:28,783 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522428814] [2021-07-10 10:20:28,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:20:28,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:20:28,980 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 10:20:28,980 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:20:28,980 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522428814] [2021-07-10 10:20:28,980 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522428814] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:20:28,980 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:20:28,981 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 10:20:28,981 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688184840] [2021-07-10 10:20:28,981 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 10:20:28,981 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:20:28,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 10:20:28,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-10 10:20:28,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:28,984 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:20:28,984 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 8 states have internal predecessors, (63), 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 10:20:28,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:28,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:28,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:28,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:29,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:29,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:29,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:29,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:20:29,277 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-10 10:20:29,277 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:20:29,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:20:29,278 INFO L82 PathProgramCache]: Analyzing trace with hash 1175247813, now seen corresponding path program 1 times [2021-07-10 10:20:29,278 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:20:29,278 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472354466] [2021-07-10 10:20:29,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:20:29,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:20:29,361 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 10:20:29,361 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:20:29,361 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472354466] [2021-07-10 10:20:29,362 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472354466] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:20:29,362 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:20:29,362 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 10:20:29,362 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453621025] [2021-07-10 10:20:29,362 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 10:20:29,363 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:20:29,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 10:20:29,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 10:20:29,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:29,363 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:20:29,364 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 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 10:20:29,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:29,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:29,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:29,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:20:29,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:29,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:29,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:29,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:29,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:20:29,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 10:20:29,424 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-10 10:20:29,424 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:20:29,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:20:29,424 INFO L82 PathProgramCache]: Analyzing trace with hash 295647658, now seen corresponding path program 1 times [2021-07-10 10:20:29,425 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:20:29,425 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665946511] [2021-07-10 10:20:29,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:20:29,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:20:29,583 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 10:20:29,583 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:20:29,583 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665946511] [2021-07-10 10:20:29,583 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [665946511] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:20:29,584 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:20:29,584 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 10:20:29,584 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945086495] [2021-07-10 10:20:29,584 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 10:20:29,584 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:20:29,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 10:20:29,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-10 10:20:29,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:29,585 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:20:29,586 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 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 10:20:29,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:29,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:29,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:29,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:20:29,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 10:20:29,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:29,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:29,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:29,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:29,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:20:29,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 10:20:29,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 10:20:29,757 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-10 10:20:29,758 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:20:29,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:20:29,758 INFO L82 PathProgramCache]: Analyzing trace with hash 13392514, now seen corresponding path program 1 times [2021-07-10 10:20:29,758 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:20:29,758 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580001142] [2021-07-10 10:20:29,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:20:29,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:20:29,883 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 10:20:29,883 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:20:29,883 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580001142] [2021-07-10 10:20:29,886 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580001142] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:20:29,886 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:20:29,886 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 10:20:29,886 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886091689] [2021-07-10 10:20:29,887 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 10:20:29,887 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:20:29,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 10:20:29,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 10:20:29,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:29,887 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:20:29,888 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 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 10:20:29,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:29,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:29,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:29,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:20:29,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 10:20:29,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 10:20:29,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:30,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:30,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:30,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:30,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 10:20:30,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 10:20:30,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 10:20:30,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:20:30,665 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-10 10:20:30,665 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:20:30,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:20:30,666 INFO L82 PathProgramCache]: Analyzing trace with hash 1914781727, now seen corresponding path program 1 times [2021-07-10 10:20:30,666 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:20:30,666 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140702788] [2021-07-10 10:20:30,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:20:30,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:20:30,798 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 10:20:30,798 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:20:30,798 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140702788] [2021-07-10 10:20:30,798 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2140702788] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:20:30,799 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:20:30,799 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 10:20:30,799 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305812240] [2021-07-10 10:20:30,800 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 10:20:30,800 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:20:30,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 10:20:30,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-10 10:20:30,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:30,802 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:20:30,802 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 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 10:20:30,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:30,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:30,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:30,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 10:20:30,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 10:20:30,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 10:20:30,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:20:30,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:31,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:31,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:31,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:31,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 10:20:31,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 10:20:31,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 10:20:31,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:20:31,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 10:20:31,141 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-07-10 10:20:31,141 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:20:31,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:20:31,141 INFO L82 PathProgramCache]: Analyzing trace with hash -817236071, now seen corresponding path program 1 times [2021-07-10 10:20:31,141 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:20:31,141 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035293846] [2021-07-10 10:20:31,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:20:31,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:20:31,276 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 10:20:31,276 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:20:31,276 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035293846] [2021-07-10 10:20:31,276 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1035293846] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:20:31,276 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:20:31,277 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 10:20:31,277 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81509349] [2021-07-10 10:20:31,277 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 10:20:31,279 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:20:31,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 10:20:31,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-10 10:20:31,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:31,280 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:20:31,280 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 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 10:20:31,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:31,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:31,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:31,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 10:20:31,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 10:20:31,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 10:20:31,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:20:31,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 10:20:31,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:31,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:31,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:31,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:31,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 10:20:31,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 10:20:31,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 10:20:31,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:20:31,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 10:20:31,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:20:31,708 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-07-10 10:20:31,725 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 10:20:31,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 10:20:31 BasicIcfg [2021-07-10 10:20:31,727 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 10:20:31,728 INFO L168 Benchmark]: Toolchain (without parser) took 5355.43 ms. Allocated memory was 196.1 MB in the beginning and 235.9 MB in the end (delta: 39.8 MB). Free memory was 158.2 MB in the beginning and 115.1 MB in the end (delta: 43.1 MB). Peak memory consumption was 84.0 MB. Max. memory is 8.0 GB. [2021-07-10 10:20:31,728 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 196.1 MB. Free memory is still 176.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 10:20:31,729 INFO L168 Benchmark]: CACSL2BoogieTranslator took 468.09 ms. Allocated memory is still 196.1 MB. Free memory was 158.0 MB in the beginning and 169.4 MB in the end (delta: -11.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-07-10 10:20:31,729 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.97 ms. Allocated memory is still 196.1 MB. Free memory was 168.9 MB in the beginning and 167.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 10:20:31,730 INFO L168 Benchmark]: Boogie Preprocessor took 32.43 ms. Allocated memory is still 196.1 MB. Free memory was 167.3 MB in the beginning and 165.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 10:20:31,731 INFO L168 Benchmark]: RCFGBuilder took 564.48 ms. Allocated memory is still 196.1 MB. Free memory was 165.7 MB in the beginning and 141.6 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-07-10 10:20:31,732 INFO L168 Benchmark]: TraceAbstraction took 4221.52 ms. Allocated memory was 196.1 MB in the beginning and 235.9 MB in the end (delta: 39.8 MB). Free memory was 141.1 MB in the beginning and 115.1 MB in the end (delta: 26.0 MB). Peak memory consumption was 67.4 MB. Max. memory is 8.0 GB. [2021-07-10 10:20:31,733 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 196.1 MB. Free memory is still 176.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 468.09 ms. Allocated memory is still 196.1 MB. Free memory was 158.0 MB in the beginning and 169.4 MB in the end (delta: -11.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 61.97 ms. Allocated memory is still 196.1 MB. Free memory was 168.9 MB in the beginning and 167.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 32.43 ms. Allocated memory is still 196.1 MB. Free memory was 167.3 MB in the beginning and 165.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 564.48 ms. Allocated memory is still 196.1 MB. Free memory was 165.7 MB in the beginning and 141.6 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 4221.52 ms. Allocated memory was 196.1 MB in the beginning and 235.9 MB in the end (delta: 39.8 MB). Free memory was 141.1 MB in the beginning and 115.1 MB in the end (delta: 26.0 MB). Peak memory consumption was 67.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 22579, positive: 21948, positive conditional: 16898, positive unconditional: 5050, negative: 631, negative conditional: 584, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 22358, positive: 21948, positive conditional: 16898, positive unconditional: 5050, negative: 410, negative conditional: 363, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 22358, positive: 21246, positive conditional: 0, positive unconditional: 21246, negative: 1112, negative conditional: 0, negative unconditional: 1112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1249, positive: 1221, positive conditional: 0, positive unconditional: 1221, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1249, positive: 1215, positive conditional: 0, positive unconditional: 1215, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 83, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 53, negative conditional: 25, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 197, positive: 56, positive conditional: 46, positive unconditional: 10, negative: 141, negative conditional: 46, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 22358, positive: 20025, positive conditional: 0, positive unconditional: 20025, negative: 1084, negative conditional: 0, negative unconditional: 1084, unknown: 1249, unknown conditional: 0, unknown unconditional: 1249] , Statistics on independence cache: Total cache size (in pairs): 1298, Positive cache size: 1245, Positive conditional cache size: 24, Positive unconditional cache size: 1221, Negative cache size: 53, Negative conditional cache size: 25, Negative unconditional cache size: 28, SemanticConditionEliminator.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 83, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 53, negative conditional: 25, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 197, positive: 56, positive conditional: 46, positive unconditional: 10, negative: 141, negative conditional: 46, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6633, positive: 678, positive conditional: 678, positive unconditional: 0, negative: 5906, negative conditional: 535, negative unconditional: 5371, unknown: 49, unknown conditional: 49, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1298, Positive cache size: 1245, Positive conditional cache size: 24, Positive unconditional cache size: 1221, Negative cache size: 53, Negative conditional cache size: 25, Negative unconditional cache size: 28, Eliminated conditions: 5195, SemanticConditionEliminator.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 83, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 53, negative conditional: 25, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 197, positive: 56, positive conditional: 46, positive unconditional: 10, negative: 141, negative conditional: 46, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6633, positive: 678, positive conditional: 678, positive unconditional: 0, negative: 5906, negative conditional: 535, negative unconditional: 5371, unknown: 49, unknown conditional: 49, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1298, Positive cache size: 1245, Positive conditional cache size: 24, Positive unconditional cache size: 1221, Negative cache size: 53, Negative conditional cache size: 25, Negative unconditional cache size: 28, Eliminated conditions: 5195, SemanticConditionEliminator.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 83, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 53, negative conditional: 25, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 197, positive: 56, positive conditional: 46, positive unconditional: 10, negative: 141, negative conditional: 46, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6633, positive: 678, positive conditional: 678, positive unconditional: 0, negative: 5906, negative conditional: 535, negative unconditional: 5371, unknown: 49, unknown conditional: 49, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1298, Positive cache size: 1245, Positive conditional cache size: 24, Positive unconditional cache size: 1221, Negative cache size: 53, Negative conditional cache size: 25, Negative unconditional cache size: 28, Eliminated conditions: 5195, SemanticConditionEliminator.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 83, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 53, negative conditional: 25, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 197, positive: 56, positive conditional: 46, positive unconditional: 10, negative: 141, negative conditional: 46, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6633, positive: 678, positive conditional: 678, positive unconditional: 0, negative: 5906, negative conditional: 535, negative unconditional: 5371, unknown: 49, unknown conditional: 49, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1298, Positive cache size: 1245, Positive conditional cache size: 24, Positive unconditional cache size: 1221, Negative cache size: 53, Negative conditional cache size: 25, Negative unconditional cache size: 28, Eliminated conditions: 5195, SemanticConditionEliminator.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 83, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 53, negative conditional: 25, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 197, positive: 56, positive conditional: 46, positive unconditional: 10, negative: 141, negative conditional: 46, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6633, positive: 678, positive conditional: 678, positive unconditional: 0, negative: 5906, negative conditional: 535, negative unconditional: 5371, unknown: 49, unknown conditional: 49, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1298, Positive cache size: 1245, Positive conditional cache size: 24, Positive unconditional cache size: 1221, Negative cache size: 53, Negative conditional cache size: 25, Negative unconditional cache size: 28, Eliminated conditions: 5195, SemanticConditionEliminator.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 83, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 53, negative conditional: 25, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 197, positive: 56, positive conditional: 46, positive unconditional: 10, negative: 141, negative conditional: 46, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6633, positive: 678, positive conditional: 678, positive unconditional: 0, negative: 5906, negative conditional: 535, negative unconditional: 5371, unknown: 49, unknown conditional: 49, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1298, Positive cache size: 1245, Positive conditional cache size: 24, Positive unconditional cache size: 1221, Negative cache size: 53, Negative conditional cache size: 25, Negative unconditional cache size: 28, Eliminated conditions: 5195, SemanticConditionEliminator.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 83, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 53, negative conditional: 25, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 197, positive: 56, positive conditional: 46, positive unconditional: 10, negative: 141, negative conditional: 46, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6633, positive: 678, positive conditional: 678, positive unconditional: 0, negative: 5906, negative conditional: 535, negative unconditional: 5371, unknown: 49, unknown conditional: 49, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1298, Positive cache size: 1245, Positive conditional cache size: 24, Positive unconditional cache size: 1221, Negative cache size: 53, Negative conditional cache size: 25, Negative unconditional cache size: 28, Eliminated conditions: 5195, SemanticConditionEliminator.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 83, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 53, negative conditional: 25, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 197, positive: 56, positive conditional: 46, positive unconditional: 10, negative: 141, negative conditional: 46, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6633, positive: 678, positive conditional: 678, positive unconditional: 0, negative: 5906, negative conditional: 535, negative unconditional: 5371, unknown: 49, unknown conditional: 49, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1298, Positive cache size: 1245, Positive conditional cache size: 24, Positive unconditional cache size: 1221, Negative cache size: 53, Negative conditional cache size: 25, Negative unconditional cache size: 28, Eliminated conditions: 5195, SemanticConditionEliminator.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 83, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 53, negative conditional: 25, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 197, positive: 56, positive conditional: 46, positive unconditional: 10, negative: 141, negative conditional: 46, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6633, positive: 678, positive conditional: 678, positive unconditional: 0, negative: 5906, negative conditional: 535, negative unconditional: 5371, unknown: 49, unknown conditional: 49, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1298, Positive cache size: 1245, Positive conditional cache size: 24, Positive unconditional cache size: 1221, Negative cache size: 53, Negative conditional cache size: 25, Negative unconditional cache size: 28, Eliminated conditions: 5195 ], Maximal queried relation: 9, Independence queries for same thread: 221 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 287, Number of persistent set computation: 831, Number of trivial persistent sets: 333, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 22579, positive: 21948, positive conditional: 16898, positive unconditional: 5050, negative: 631, negative conditional: 584, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 22358, positive: 21948, positive conditional: 16898, positive unconditional: 5050, negative: 410, negative conditional: 363, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 22358, positive: 21246, positive conditional: 0, positive unconditional: 21246, negative: 1112, negative conditional: 0, negative unconditional: 1112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1249, positive: 1221, positive conditional: 0, positive unconditional: 1221, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1249, positive: 1215, positive conditional: 0, positive unconditional: 1215, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 83, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 53, negative conditional: 25, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 197, positive: 56, positive conditional: 46, positive unconditional: 10, negative: 141, negative conditional: 46, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 22358, positive: 20025, positive conditional: 0, positive unconditional: 20025, negative: 1084, negative conditional: 0, negative unconditional: 1084, unknown: 1249, unknown conditional: 0, unknown unconditional: 1249] , Statistics on independence cache: Total cache size (in pairs): 1298, Positive cache size: 1245, Positive conditional cache size: 24, Positive unconditional cache size: 1221, Negative cache size: 53, Negative conditional cache size: 25, Negative unconditional cache size: 28, SemanticConditionEliminator.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 83, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 53, negative conditional: 25, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 197, positive: 56, positive conditional: 46, positive unconditional: 10, negative: 141, negative conditional: 46, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6633, positive: 678, positive conditional: 678, positive unconditional: 0, negative: 5906, negative conditional: 535, negative unconditional: 5371, unknown: 49, unknown conditional: 49, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1298, Positive cache size: 1245, Positive conditional cache size: 24, Positive unconditional cache size: 1221, Negative cache size: 53, Negative conditional cache size: 25, Negative unconditional cache size: 28, Eliminated conditions: 5195, SemanticConditionEliminator.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 83, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 53, negative conditional: 25, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 197, positive: 56, positive conditional: 46, positive unconditional: 10, negative: 141, negative conditional: 46, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6633, positive: 678, positive conditional: 678, positive unconditional: 0, negative: 5906, negative conditional: 535, negative unconditional: 5371, unknown: 49, unknown conditional: 49, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1298, Positive cache size: 1245, Positive conditional cache size: 24, Positive unconditional cache size: 1221, Negative cache size: 53, Negative conditional cache size: 25, Negative unconditional cache size: 28, Eliminated conditions: 5195, SemanticConditionEliminator.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 83, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 53, negative conditional: 25, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 197, positive: 56, positive conditional: 46, positive unconditional: 10, negative: 141, negative conditional: 46, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6633, positive: 678, positive conditional: 678, positive unconditional: 0, negative: 5906, negative conditional: 535, negative unconditional: 5371, unknown: 49, unknown conditional: 49, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1298, Positive cache size: 1245, Positive conditional cache size: 24, Positive unconditional cache size: 1221, Negative cache size: 53, Negative conditional cache size: 25, Negative unconditional cache size: 28, Eliminated conditions: 5195, SemanticConditionEliminator.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 83, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 53, negative conditional: 25, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 197, positive: 56, positive conditional: 46, positive unconditional: 10, negative: 141, negative conditional: 46, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6633, positive: 678, positive conditional: 678, positive unconditional: 0, negative: 5906, negative conditional: 535, negative unconditional: 5371, unknown: 49, unknown conditional: 49, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1298, Positive cache size: 1245, Positive conditional cache size: 24, Positive unconditional cache size: 1221, Negative cache size: 53, Negative conditional cache size: 25, Negative unconditional cache size: 28, Eliminated conditions: 5195, SemanticConditionEliminator.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 83, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 53, negative conditional: 25, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 197, positive: 56, positive conditional: 46, positive unconditional: 10, negative: 141, negative conditional: 46, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6633, positive: 678, positive conditional: 678, positive unconditional: 0, negative: 5906, negative conditional: 535, negative unconditional: 5371, unknown: 49, unknown conditional: 49, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1298, Positive cache size: 1245, Positive conditional cache size: 24, Positive unconditional cache size: 1221, Negative cache size: 53, Negative conditional cache size: 25, Negative unconditional cache size: 28, Eliminated conditions: 5195, SemanticConditionEliminator.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 83, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 53, negative conditional: 25, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 197, positive: 56, positive conditional: 46, positive unconditional: 10, negative: 141, negative conditional: 46, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6633, positive: 678, positive conditional: 678, positive unconditional: 0, negative: 5906, negative conditional: 535, negative unconditional: 5371, unknown: 49, unknown conditional: 49, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1298, Positive cache size: 1245, Positive conditional cache size: 24, Positive unconditional cache size: 1221, Negative cache size: 53, Negative conditional cache size: 25, Negative unconditional cache size: 28, Eliminated conditions: 5195, SemanticConditionEliminator.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 83, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 53, negative conditional: 25, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 197, positive: 56, positive conditional: 46, positive unconditional: 10, negative: 141, negative conditional: 46, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6633, positive: 678, positive conditional: 678, positive unconditional: 0, negative: 5906, negative conditional: 535, negative unconditional: 5371, unknown: 49, unknown conditional: 49, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1298, Positive cache size: 1245, Positive conditional cache size: 24, Positive unconditional cache size: 1221, Negative cache size: 53, Negative conditional cache size: 25, Negative unconditional cache size: 28, Eliminated conditions: 5195, SemanticConditionEliminator.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 83, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 53, negative conditional: 25, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 197, positive: 56, positive conditional: 46, positive unconditional: 10, negative: 141, negative conditional: 46, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6633, positive: 678, positive conditional: 678, positive unconditional: 0, negative: 5906, negative conditional: 535, negative unconditional: 5371, unknown: 49, unknown conditional: 49, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1298, Positive cache size: 1245, Positive conditional cache size: 24, Positive unconditional cache size: 1221, Negative cache size: 53, Negative conditional cache size: 25, Negative unconditional cache size: 28, Eliminated conditions: 5195, SemanticConditionEliminator.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6633, positive: 702, positive conditional: 702, positive unconditional: 0, negative: 5931, negative conditional: 560, negative unconditional: 5371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 83, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 53, negative conditional: 25, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 197, positive: 56, positive conditional: 46, positive unconditional: 10, negative: 141, negative conditional: 46, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6633, positive: 678, positive conditional: 678, positive unconditional: 0, negative: 5906, negative conditional: 535, negative unconditional: 5371, unknown: 49, unknown conditional: 49, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1298, Positive cache size: 1245, Positive conditional cache size: 24, Positive unconditional cache size: 1221, Negative cache size: 53, Negative conditional cache size: 25, Negative unconditional cache size: 28, Eliminated conditions: 5195 ], Maximal queried relation: 9, Independence queries for same thread: 221 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 107 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4102.8ms, OverallIterations: 9, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 18.0ms, PartialOrderReductionTime: 2515.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 87, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 30.6ms SsaConstructionTime, 219.9ms SatisfiabilityAnalysisTime, 1064.5ms InterpolantComputationTime, 514 NumberOfCodeBlocks, 514 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 505 ConstructedInterpolants, 0 QuantifiedInterpolants, 1306 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...