/usr/bin/java -Xmx16000000000 -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-DelaySleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/triangular-longer-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98707888a4ba860d5b57d27ee0e051c5b948cbbf-9870788 [2021-06-02 05:50:26,712 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-02 05:50:26,714 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-02 05:50:26,744 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-02 05:50:26,781 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-02 05:50:26,782 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-02 05:50:26,782 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-02 05:50:26,789 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-DelaySleepPersistent-NoLbe.epf [2021-06-02 05:50:26,810 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-02 05:50:26,811 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-02 05:50:26,811 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-02 05:50:26,811 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-02 05:50:26,813 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-02 05:50:26,813 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-02 05:50:26,813 INFO L138 SettingsManager]: * Use SBE=true [2021-06-02 05:50:26,813 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-02 05:50:26,813 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-02 05:50:26,813 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-02 05:50:26,814 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-02 05:50:26,814 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-02 05:50:26,814 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-02 05:50:26,814 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-02 05:50:26,814 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-02 05:50:26,814 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-02 05:50:26,814 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-02 05:50:26,814 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-02 05:50:26,814 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-02 05:50:26,814 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-02 05:50:26,815 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-02 05:50:26,815 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-02 05:50:26,815 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-02 05:50:26,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-02 05:50:26,815 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-02 05:50:26,815 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-02 05:50:26,815 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-02 05:50:26,815 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-02 05:50:26,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-02 05:50:26,815 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-02 05:50:26,815 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-02 05:50:26,816 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-02 05:50:26,816 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_DELAY_SET [2021-06-02 05:50:26,816 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-02 05:50:27,073 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-02 05:50:27,085 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-02 05:50:27,087 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-02 05:50:27,088 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-02 05:50:27,088 INFO L275 PluginConnector]: CDTParser initialized [2021-06-02 05:50:27,089 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/triangular-longer-1.i [2021-06-02 05:50:27,128 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7befeb060/835727feb0634f80936ba08ca68bb05b/FLAG6f1537f40 [2021-06-02 05:50:27,509 INFO L306 CDTParser]: Found 1 translation units. [2021-06-02 05:50:27,509 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/triangular-longer-1.i [2021-06-02 05:50:27,522 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7befeb060/835727feb0634f80936ba08ca68bb05b/FLAG6f1537f40 [2021-06-02 05:50:27,535 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7befeb060/835727feb0634f80936ba08ca68bb05b [2021-06-02 05:50:27,537 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-02 05:50:27,538 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-02 05:50:27,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-02 05:50:27,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-02 05:50:27,543 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-02 05:50:27,543 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.06 05:50:27" (1/1) ... [2021-06-02 05:50:27,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50959bef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:50:27, skipping insertion in model container [2021-06-02 05:50:27,544 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.06 05:50:27" (1/1) ... [2021-06-02 05:50:27,550 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-02 05:50:27,585 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-02 05:50:27,869 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/triangular-longer-1.i[30961,30974] [2021-06-02 05:50:27,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-02 05:50:27,876 INFO L203 MainTranslator]: Completed pre-run [2021-06-02 05:50:27,906 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/triangular-longer-1.i[30961,30974] [2021-06-02 05:50:27,906 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-02 05:50:27,950 INFO L208 MainTranslator]: Completed translation [2021-06-02 05:50:27,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:50:27 WrapperNode [2021-06-02 05:50:27,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-02 05:50:27,951 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-02 05:50:27,952 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-02 05:50:27,952 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-02 05:50:27,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:50:27" (1/1) ... [2021-06-02 05:50:27,976 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:50:27" (1/1) ... [2021-06-02 05:50:27,989 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-02 05:50:27,990 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-02 05:50:27,990 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-02 05:50:27,990 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-02 05:50:27,994 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:50:27" (1/1) ... [2021-06-02 05:50:27,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:50:27" (1/1) ... [2021-06-02 05:50:28,001 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:50:27" (1/1) ... [2021-06-02 05:50:28,001 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:50:27" (1/1) ... [2021-06-02 05:50:28,005 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:50:27" (1/1) ... [2021-06-02 05:50:28,007 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:50:27" (1/1) ... [2021-06-02 05:50:28,012 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:50:27" (1/1) ... [2021-06-02 05:50:28,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-02 05:50:28,015 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-02 05:50:28,015 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-02 05:50:28,015 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-02 05:50:28,015 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:50:27" (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 [2021-06-02 05:50:28,079 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-06-02 05:50:28,080 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-06-02 05:50:28,080 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-06-02 05:50:28,082 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-06-02 05:50:28,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-02 05:50:28,082 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-02 05:50:28,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-02 05:50:28,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-02 05:50:28,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-02 05:50:28,082 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-02 05:50:28,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-02 05:50:28,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-02 05:50:28,086 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-02 05:50:28,376 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-02 05:50:28,377 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-06-02 05:50:28,378 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 05:50:28 BoogieIcfgContainer [2021-06-02 05:50:28,378 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-02 05:50:28,379 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-02 05:50:28,379 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-02 05:50:28,381 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-02 05:50:28,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.06 05:50:27" (1/3) ... [2021-06-02 05:50:28,382 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b1c7818 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.06 05:50:28, skipping insertion in model container [2021-06-02 05:50:28,382 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:50:27" (2/3) ... [2021-06-02 05:50:28,382 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b1c7818 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.06 05:50:28, skipping insertion in model container [2021-06-02 05:50:28,382 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 05:50:28" (3/3) ... [2021-06-02 05:50:28,383 INFO L111 eAbstractionObserver]: Analyzing ICFG triangular-longer-1.i [2021-06-02 05:50:28,391 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-02 05:50:28,391 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-02 05:50:28,391 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-02 05:50:28,392 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-02 05:50:28,421 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,421 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,422 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,422 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,422 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,422 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,422 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,422 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,423 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,423 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,424 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,424 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,424 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,424 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,424 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,424 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,424 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,424 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,425 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,425 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,425 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,425 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,426 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,426 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,426 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,426 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,426 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,426 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,427 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,427 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,427 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,427 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,428 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,428 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,428 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,428 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,428 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,428 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,428 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,429 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,429 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,429 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,429 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,429 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,429 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,429 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,429 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,430 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,430 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,430 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,430 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,430 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,430 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,430 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,432 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,432 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,433 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,433 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,434 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,434 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,434 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,434 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,441 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,441 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,441 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,442 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,442 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,442 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:50:28,443 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-02 05:50:28,458 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-02 05:50:28,510 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-02 05:50:28,510 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-02 05:50:28,510 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-02 05:50:28,510 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-02 05:50:28,510 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-02 05:50:28,510 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-02 05:50:28,510 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-02 05:50:28,510 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-02 05:50:28,607 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:50:28,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:50:28,610 INFO L82 PathProgramCache]: Analyzing trace with hash 855509438, now seen corresponding path program 1 times [2021-06-02 05:50:28,615 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:50:28,615 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387065020] [2021-06-02 05:50:28,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:50:28,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:50:28,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:50:28,836 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:50:28,836 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387065020] [2021-06-02 05:50:28,837 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387065020] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 05:50:28,837 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 05:50:28,837 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-02 05:50:28,838 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751372327] [2021-06-02 05:50:28,840 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-02 05:50:28,840 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:50:28,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-02 05:50:28,848 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-06-02 05:50:28,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:28,849 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:50:28,850 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 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) [2021-06-02 05:50:28,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:28,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:28,994 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-02 05:50:28,994 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:50:28,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:50:28,996 INFO L82 PathProgramCache]: Analyzing trace with hash 1332719248, now seen corresponding path program 1 times [2021-06-02 05:50:28,996 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:50:28,997 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077305044] [2021-06-02 05:50:28,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:50:29,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:50:29,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:50:29,052 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:50:29,052 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1077305044] [2021-06-02 05:50:29,052 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1077305044] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 05:50:29,052 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 05:50:29,053 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-02 05:50:29,053 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857171573] [2021-06-02 05:50:29,056 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-02 05:50:29,056 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:50:29,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-02 05:50:29,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-02 05:50:29,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:29,057 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:50:29,057 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 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) [2021-06-02 05:50:29,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:29,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:29,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:29,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:29,116 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-02 05:50:29,116 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:50:29,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:50:29,121 INFO L82 PathProgramCache]: Analyzing trace with hash -2088528040, now seen corresponding path program 1 times [2021-06-02 05:50:29,122 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:50:29,122 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226771360] [2021-06-02 05:50:29,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:50:29,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:50:29,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:50:29,193 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:50:29,193 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226771360] [2021-06-02 05:50:29,193 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [226771360] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:29,193 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019555842] [2021-06-02 05:50:29,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:50:29,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:50:29,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-02 05:50:29,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:50:29,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:50:29,445 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2019555842] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:29,445 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:50:29,445 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-06-02 05:50:29,446 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541492674] [2021-06-02 05:50:29,446 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-02 05:50:29,446 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:50:29,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-02 05:50:29,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-06-02 05:50:29,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:29,447 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:50:29,447 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 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) [2021-06-02 05:50:29,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:29,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:29,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:29,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:29,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:29,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:29,753 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:50:29,753 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:50:29,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:50:29,754 INFO L82 PathProgramCache]: Analyzing trace with hash 485092240, now seen corresponding path program 2 times [2021-06-02 05:50:29,754 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:50:29,754 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255921413] [2021-06-02 05:50:29,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:50:29,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:50:29,799 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:50:29,799 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:50:29,799 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255921413] [2021-06-02 05:50:29,799 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255921413] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:29,799 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1839309088] [2021-06-02 05:50:29,799 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:50:29,856 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-02 05:50:29,856 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:50:29,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-02 05:50:29,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:50:29,973 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:50:29,973 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1839309088] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:29,973 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:50:29,973 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-06-02 05:50:29,973 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501569351] [2021-06-02 05:50:29,973 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-02 05:50:29,974 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:50:29,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-02 05:50:29,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-06-02 05:50:29,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:29,977 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:50:29,977 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 6.0) internal successors, (54), 9 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) [2021-06-02 05:50:29,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:29,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:29,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:29,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:30,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:30,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:30,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:30,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:30,297 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:50:30,297 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:50:30,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:50:30,297 INFO L82 PathProgramCache]: Analyzing trace with hash 703035992, now seen corresponding path program 3 times [2021-06-02 05:50:30,297 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:50:30,297 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940060842] [2021-06-02 05:50:30,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:50:30,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:50:30,367 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:50:30,367 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:50:30,367 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940060842] [2021-06-02 05:50:30,367 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1940060842] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:30,367 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1425846388] [2021-06-02 05:50:30,367 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:50:30,435 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-06-02 05:50:30,435 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:50:30,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-02 05:50:30,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:50:30,645 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-06-02 05:50:30,645 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1425846388] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:30,645 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:50:30,645 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 15 [2021-06-02 05:50:30,645 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279325440] [2021-06-02 05:50:30,646 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-02 05:50:30,646 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:50:30,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-02 05:50:30,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2021-06-02 05:50:30,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:30,647 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:50:30,647 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 6.266666666666667) internal successors, (94), 15 states have internal predecessors, (94), 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) [2021-06-02 05:50:30,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:30,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:30,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:30,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:30,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:31,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:31,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:31,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:31,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:31,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-02 05:50:31,995 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:50:31,995 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:50:31,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:50:31,995 INFO L82 PathProgramCache]: Analyzing trace with hash 1161575589, now seen corresponding path program 1 times [2021-06-02 05:50:31,995 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:50:31,995 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14585184] [2021-06-02 05:50:31,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:50:32,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:50:32,081 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 2 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:50:32,081 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:50:32,081 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14585184] [2021-06-02 05:50:32,081 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14585184] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:32,081 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [53533877] [2021-06-02 05:50:32,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:50:32,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:50:32,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 12 conjunts are in the unsatisfiable core [2021-06-02 05:50:32,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:50:32,272 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 2 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:50:32,273 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [53533877] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:32,273 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:50:32,273 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 15 [2021-06-02 05:50:32,273 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077398061] [2021-06-02 05:50:32,273 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-02 05:50:32,273 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:50:32,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-02 05:50:32,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-06-02 05:50:32,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:32,274 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:50:32,274 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 4.933333333333334) internal successors, (74), 15 states have internal predecessors, (74), 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) [2021-06-02 05:50:32,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:32,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:32,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:32,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:32,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-02 05:50:32,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:32,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:32,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:32,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:32,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:32,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-02 05:50:32,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:50:32,688 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-06-02 05:50:32,688 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:50:32,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:50:32,689 INFO L82 PathProgramCache]: Analyzing trace with hash 955103653, now seen corresponding path program 2 times [2021-06-02 05:50:32,689 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:50:32,689 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856325294] [2021-06-02 05:50:32,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:50:32,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:50:32,806 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 2 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:50:32,806 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:50:32,806 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856325294] [2021-06-02 05:50:32,806 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [856325294] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:32,806 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [343099101] [2021-06-02 05:50:32,806 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:50:32,897 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-02 05:50:32,898 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:50:32,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 16 conjunts are in the unsatisfiable core [2021-06-02 05:50:32,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:50:33,033 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 2 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:50:33,033 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [343099101] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:33,033 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:50:33,033 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 19 [2021-06-02 05:50:33,033 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699156378] [2021-06-02 05:50:33,034 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-02 05:50:33,034 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:50:33,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-02 05:50:33,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-06-02 05:50:33,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:33,034 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:50:33,034 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 4.421052631578948) internal successors, (84), 19 states have internal predecessors, (84), 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) [2021-06-02 05:50:33,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:33,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:33,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:33,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:33,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-02 05:50:33,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:50:33,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:33,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:33,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:33,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:33,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:33,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-02 05:50:33,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:50:33,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:50:33,473 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:50:33,473 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:50:33,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:50:33,473 INFO L82 PathProgramCache]: Analyzing trace with hash -1364789595, now seen corresponding path program 3 times [2021-06-02 05:50:33,473 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:50:33,473 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695046961] [2021-06-02 05:50:33,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:50:33,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:50:33,680 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 2 proven. 189 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:50:33,680 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:50:33,680 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695046961] [2021-06-02 05:50:33,680 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695046961] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:33,680 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1092135168] [2021-06-02 05:50:33,680 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:50:33,734 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-02 05:50:33,734 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:50:33,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-02 05:50:33,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:50:33,978 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-06-02 05:50:33,978 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1092135168] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:33,978 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:50:33,979 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 10] total 29 [2021-06-02 05:50:33,979 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546472554] [2021-06-02 05:50:33,979 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-02 05:50:33,979 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:50:33,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-02 05:50:33,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=141, Invalid=671, Unknown=0, NotChecked=0, Total=812 [2021-06-02 05:50:33,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:33,980 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:50:33,980 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 4.793103448275862) internal successors, (139), 29 states have internal predecessors, (139), 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) [2021-06-02 05:50:33,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:33,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:33,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:33,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:33,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-02 05:50:33,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:50:33,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:50:33,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:40,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:40,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:40,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:40,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:40,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-02 05:50:40,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:50:40,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:50:40,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2021-06-02 05:50:40,431 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:50:40,431 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:50:40,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:50:40,431 INFO L82 PathProgramCache]: Analyzing trace with hash 1025360194, now seen corresponding path program 4 times [2021-06-02 05:50:40,431 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:50:40,431 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153364430] [2021-06-02 05:50:40,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:50:40,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:50:40,621 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 257 proven. 37 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-02 05:50:40,621 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:50:40,621 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153364430] [2021-06-02 05:50:40,621 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153364430] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:40,621 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [509940309] [2021-06-02 05:50:40,622 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:50:40,710 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-02 05:50:40,710 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:50:40,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 22 conjunts are in the unsatisfiable core [2021-06-02 05:50:40,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:50:40,886 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 294 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-02 05:50:40,886 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [509940309] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 05:50:40,886 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-02 05:50:40,887 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [23] total 25 [2021-06-02 05:50:40,888 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235005908] [2021-06-02 05:50:40,889 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-02 05:50:40,889 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:50:40,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-02 05:50:40,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=451, Unknown=0, NotChecked=0, Total=600 [2021-06-02 05:50:40,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:40,889 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:50:40,890 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 4.478260869565218) internal successors, (103), 23 states have internal predecessors, (103), 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) [2021-06-02 05:50:40,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:40,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:40,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:40,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:40,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-02 05:50:40,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:50:40,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:50:40,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2021-06-02 05:50:40,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:41,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:41,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:41,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:41,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:41,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-02 05:50:41,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:50:41,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:50:41,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 235 states. [2021-06-02 05:50:41,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:50:41,788 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-06-02 05:50:41,789 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:50:41,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:50:41,789 INFO L82 PathProgramCache]: Analyzing trace with hash -634358662, now seen corresponding path program 5 times [2021-06-02 05:50:41,789 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:50:41,789 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511282764] [2021-06-02 05:50:41,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:50:41,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:50:41,902 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 0 proven. 125 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-06-02 05:50:41,902 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:50:41,902 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511282764] [2021-06-02 05:50:41,902 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511282764] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:41,902 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1366380560] [2021-06-02 05:50:41,902 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:50:41,994 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2021-06-02 05:50:41,994 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:50:41,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-02 05:50:41,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:50:42,152 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 0 proven. 125 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-06-02 05:50:42,153 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1366380560] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:42,153 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:50:42,153 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 15 [2021-06-02 05:50:42,153 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690899464] [2021-06-02 05:50:42,153 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-02 05:50:42,153 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:50:42,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-02 05:50:42,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2021-06-02 05:50:42,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:42,154 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:50:42,154 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 6.133333333333334) internal successors, (92), 15 states have internal predecessors, (92), 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) [2021-06-02 05:50:42,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:42,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:42,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:42,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:42,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-02 05:50:42,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:50:42,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:50:42,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 235 states. [2021-06-02 05:50:42,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:50:42,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:43,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:43,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:43,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:43,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:43,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-02 05:50:43,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:50:43,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:50:43,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 247 states. [2021-06-02 05:50:43,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:50:43,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-02 05:50:43,259 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:50:43,260 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:50:43,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:50:43,260 INFO L82 PathProgramCache]: Analyzing trace with hash 222231511, now seen corresponding path program 6 times [2021-06-02 05:50:43,260 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:50:43,260 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512013809] [2021-06-02 05:50:43,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:50:43,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:50:43,376 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-06-02 05:50:43,376 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:50:43,376 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512013809] [2021-06-02 05:50:43,376 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [512013809] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:43,376 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [13895781] [2021-06-02 05:50:43,377 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:50:43,457 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2021-06-02 05:50:43,458 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:50:43,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 15 conjunts are in the unsatisfiable core [2021-06-02 05:50:43,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:50:43,617 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-06-02 05:50:43,617 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [13895781] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:43,617 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:50:43,617 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 17 [2021-06-02 05:50:43,617 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93621083] [2021-06-02 05:50:43,618 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-02 05:50:43,618 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:50:43,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-02 05:50:43,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2021-06-02 05:50:43,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:43,618 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:50:43,618 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 6.0) internal successors, (102), 17 states have internal predecessors, (102), 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) [2021-06-02 05:50:43,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:43,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:43,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:43,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:43,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-02 05:50:43,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:50:43,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:50:43,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 247 states. [2021-06-02 05:50:43,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:50:43,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-02 05:50:43,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:44,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:44,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:44,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:44,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:44,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-02 05:50:44,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:50:44,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:50:44,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 259 states. [2021-06-02 05:50:44,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:50:44,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-02 05:50:44,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-02 05:50:44,875 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:50:44,875 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:50:44,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:50:44,876 INFO L82 PathProgramCache]: Analyzing trace with hash -796446620, now seen corresponding path program 7 times [2021-06-02 05:50:44,876 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:50:44,876 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126664836] [2021-06-02 05:50:44,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:50:44,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:50:44,988 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 213 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-06-02 05:50:44,988 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:50:44,988 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126664836] [2021-06-02 05:50:44,988 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126664836] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:44,989 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [75657886] [2021-06-02 05:50:44,989 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:50:45,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:50:45,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 17 conjunts are in the unsatisfiable core [2021-06-02 05:50:45,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:50:45,225 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 213 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-06-02 05:50:45,225 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [75657886] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:45,225 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:50:45,226 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 19 [2021-06-02 05:50:45,226 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300210913] [2021-06-02 05:50:45,226 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-02 05:50:45,226 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:50:45,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-02 05:50:45,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=266, Unknown=0, NotChecked=0, Total=342 [2021-06-02 05:50:45,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:45,227 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:50:45,227 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 5.894736842105263) internal successors, (112), 19 states have internal predecessors, (112), 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) [2021-06-02 05:50:45,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:45,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:45,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:45,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:45,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-02 05:50:45,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:50:45,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:50:45,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 259 states. [2021-06-02 05:50:45,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:50:45,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-02 05:50:45,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-02 05:50:45,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:46,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:46,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:46,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:46,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:46,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-02 05:50:46,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:50:46,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:50:46,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 271 states. [2021-06-02 05:50:46,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:50:46,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-02 05:50:46,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-02 05:50:46,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 05:50:46,671 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-06-02 05:50:46,671 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:50:46,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:50:46,671 INFO L82 PathProgramCache]: Analyzing trace with hash -650624703, now seen corresponding path program 8 times [2021-06-02 05:50:46,671 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:50:46,671 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376461882] [2021-06-02 05:50:46,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:50:46,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:50:46,853 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 257 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-06-02 05:50:46,854 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:50:46,854 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376461882] [2021-06-02 05:50:46,854 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376461882] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:46,854 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1038397737] [2021-06-02 05:50:46,854 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:50:46,977 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-02 05:50:46,977 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:50:46,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-02 05:50:46,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:50:47,231 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 257 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-06-02 05:50:47,232 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1038397737] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:47,232 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:50:47,232 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 21 [2021-06-02 05:50:47,232 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023047177] [2021-06-02 05:50:47,232 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-06-02 05:50:47,232 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:50:47,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-06-02 05:50:47,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=327, Unknown=0, NotChecked=0, Total=420 [2021-06-02 05:50:47,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:47,233 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:50:47,233 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 5.809523809523809) internal successors, (122), 21 states have internal predecessors, (122), 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) [2021-06-02 05:50:47,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:47,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:47,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:47,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:47,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-02 05:50:47,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:50:47,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:50:47,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 271 states. [2021-06-02 05:50:47,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:50:47,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-02 05:50:47,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-02 05:50:47,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 05:50:47,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:48,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:48,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:48,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:48,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:48,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-02 05:50:48,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:50:48,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:50:48,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 283 states. [2021-06-02 05:50:48,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:50:48,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-02 05:50:48,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-02 05:50:48,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 05:50:48,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-02 05:50:48,699 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-06-02 05:50:48,699 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:50:48,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:50:48,700 INFO L82 PathProgramCache]: Analyzing trace with hash -1346694322, now seen corresponding path program 9 times [2021-06-02 05:50:48,700 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:50:48,700 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960630959] [2021-06-02 05:50:48,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:50:48,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:50:48,901 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-06-02 05:50:48,901 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:50:48,901 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960630959] [2021-06-02 05:50:48,901 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [960630959] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:48,901 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1266415350] [2021-06-02 05:50:48,901 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:50:48,974 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2021-06-02 05:50:48,974 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:50:48,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 21 conjunts are in the unsatisfiable core [2021-06-02 05:50:48,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:50:49,205 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-06-02 05:50:49,205 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1266415350] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:49,205 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:50:49,205 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 23 [2021-06-02 05:50:49,205 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133825426] [2021-06-02 05:50:49,206 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-02 05:50:49,206 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:50:49,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-02 05:50:49,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=394, Unknown=0, NotChecked=0, Total=506 [2021-06-02 05:50:49,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:49,207 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:50:49,207 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 5.739130434782608) internal successors, (132), 23 states have internal predecessors, (132), 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) [2021-06-02 05:50:49,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:49,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:49,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:49,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:49,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-02 05:50:49,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:50:49,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:50:49,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 283 states. [2021-06-02 05:50:49,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:50:49,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-02 05:50:49,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-02 05:50:49,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 05:50:49,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-02 05:50:49,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:50,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:50,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:50,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:50,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:50,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-02 05:50:50,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:50:50,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:50:50,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 295 states. [2021-06-02 05:50:50,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:50:50,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-02 05:50:50,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-02 05:50:50,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 05:50:50,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-02 05:50:50,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-02 05:50:50,756 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-06-02 05:50:50,757 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:50:50,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:50:50,757 INFO L82 PathProgramCache]: Analyzing trace with hash 413298091, now seen corresponding path program 10 times [2021-06-02 05:50:50,757 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:50:50,757 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166246469] [2021-06-02 05:50:50,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:50:50,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:50:50,930 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-06-02 05:50:50,930 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:50:50,930 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166246469] [2021-06-02 05:50:50,930 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166246469] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:50,930 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [198419827] [2021-06-02 05:50:50,930 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:50:51,001 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-02 05:50:51,001 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:50:51,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 23 conjunts are in the unsatisfiable core [2021-06-02 05:50:51,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:50:51,205 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-06-02 05:50:51,205 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [198419827] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:51,205 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:50:51,205 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 25 [2021-06-02 05:50:51,206 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153532855] [2021-06-02 05:50:51,206 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-06-02 05:50:51,206 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:50:51,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-06-02 05:50:51,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=133, Invalid=467, Unknown=0, NotChecked=0, Total=600 [2021-06-02 05:50:51,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:51,207 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:50:51,207 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 5.68) internal successors, (142), 25 states have internal predecessors, (142), 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) [2021-06-02 05:50:51,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:51,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:51,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:51,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:51,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-02 05:50:51,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:50:51,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:50:51,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 295 states. [2021-06-02 05:50:51,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:50:51,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-02 05:50:51,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-02 05:50:51,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 05:50:51,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-02 05:50:51,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-02 05:50:51,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:52,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:52,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:52,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:52,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:52,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-06-02 05:50:52,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:50:52,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:50:52,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 307 states. [2021-06-02 05:50:52,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:50:52,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-02 05:50:52,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-02 05:50:52,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 05:50:52,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-02 05:50:52,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-02 05:50:52,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-02 05:50:52,937 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:50:52,938 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:50:52,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:50:52,938 INFO L82 PathProgramCache]: Analyzing trace with hash 1533189432, now seen corresponding path program 11 times [2021-06-02 05:50:52,938 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:50:52,938 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044152388] [2021-06-02 05:50:52,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:50:52,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:50:53,136 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 0 proven. 389 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-02 05:50:53,136 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:50:53,136 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044152388] [2021-06-02 05:50:53,136 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2044152388] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:53,136 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1777413286] [2021-06-02 05:50:53,136 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:50:53,207 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2021-06-02 05:50:53,207 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:50:53,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 25 conjunts are in the unsatisfiable core [2021-06-02 05:50:53,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:50:53,383 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 0 proven. 389 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-02 05:50:53,383 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1777413286] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:53,383 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:50:53,383 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 26 [2021-06-02 05:50:53,383 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003074232] [2021-06-02 05:50:53,384 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-06-02 05:50:53,385 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:50:53,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-06-02 05:50:53,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=506, Unknown=0, NotChecked=0, Total=650 [2021-06-02 05:50:53,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:53,386 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:50:53,387 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 5.769230769230769) internal successors, (150), 26 states have internal predecessors, (150), 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) [2021-06-02 05:50:53,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:53,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:53,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:53,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:53,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-06-02 05:50:53,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:50:53,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:50:53,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 307 states. [2021-06-02 05:50:53,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:50:53,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-02 05:50:53,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-02 05:50:53,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 05:50:53,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-02 05:50:53,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-02 05:50:53,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-02 05:50:53,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:55,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:55,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:55,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:55,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:55,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-06-02 05:50:55,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:50:55,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:50:55,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 319 states. [2021-06-02 05:50:55,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:50:55,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-02 05:50:55,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-02 05:50:55,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 05:50:55,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-02 05:50:55,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-02 05:50:55,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-02 05:50:55,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-02 05:50:55,333 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-06-02 05:50:55,333 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:50:55,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:50:55,334 INFO L82 PathProgramCache]: Analyzing trace with hash -1068236523, now seen corresponding path program 12 times [2021-06-02 05:50:55,334 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:50:55,334 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695331709] [2021-06-02 05:50:55,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:50:55,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:50:55,575 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 0 proven. 433 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:50:55,575 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:50:55,575 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695331709] [2021-06-02 05:50:55,576 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695331709] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:55,576 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [416428420] [2021-06-02 05:50:55,576 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:50:55,660 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2021-06-02 05:50:55,660 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:50:55,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 27 conjunts are in the unsatisfiable core [2021-06-02 05:50:55,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:50:55,857 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 0 proven. 433 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:50:55,858 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [416428420] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:55,858 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:50:55,858 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26] total 28 [2021-06-02 05:50:55,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734605872] [2021-06-02 05:50:55,858 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-02 05:50:55,858 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:50:55,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-02 05:50:55,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=588, Unknown=0, NotChecked=0, Total=756 [2021-06-02 05:50:55,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:55,859 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:50:55,859 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 5.571428571428571) internal successors, (156), 28 states have internal predecessors, (156), 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) [2021-06-02 05:50:55,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:55,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:55,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:55,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:55,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2021-06-02 05:50:55,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:50:55,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:50:55,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 319 states. [2021-06-02 05:50:55,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:50:55,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-02 05:50:55,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-02 05:50:55,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 05:50:55,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-02 05:50:55,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-02 05:50:55,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-02 05:50:55,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-02 05:50:55,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:57,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:57,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:57,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:57,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:57,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-02 05:50:57,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:50:57,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:50:57,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 326 states. [2021-06-02 05:50:57,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:50:57,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:50:57,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-02 05:50:57,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-02 05:50:57,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:50:57,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-02 05:50:57,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-02 05:50:57,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:50:57,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-02 05:50:57,888 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-06-02 05:50:57,888 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:50:57,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:50:57,889 INFO L82 PathProgramCache]: Analyzing trace with hash 442638850, now seen corresponding path program 1 times [2021-06-02 05:50:57,889 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:50:57,889 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770453455] [2021-06-02 05:50:57,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:50:57,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:50:57,938 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2021-06-02 05:50:57,938 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:50:57,938 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770453455] [2021-06-02 05:50:57,938 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770453455] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:57,938 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2032205390] [2021-06-02 05:50:57,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:50:58,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:50:58,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-02 05:50:58,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:50:58,114 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2021-06-02 05:50:58,114 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2032205390] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:58,114 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:50:58,114 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2021-06-02 05:50:58,114 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879204755] [2021-06-02 05:50:58,115 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-02 05:50:58,115 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:50:58,115 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-02 05:50:58,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-06-02 05:50:58,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:58,115 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:50:58,115 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 9 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) [2021-06-02 05:50:58,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:58,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:58,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:58,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:58,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-02 05:50:58,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:50:58,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:50:58,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 326 states. [2021-06-02 05:50:58,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:50:58,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:50:58,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-02 05:50:58,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-02 05:50:58,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:50:58,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-02 05:50:58,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-02 05:50:58,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:50:58,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-02 05:50:58,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:58,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:58,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:58,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:58,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:58,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-02 05:50:58,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:50:58,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:50:58,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 326 states. [2021-06-02 05:50:58,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:50:58,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:50:58,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-02 05:50:58,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-02 05:50:58,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:50:58,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-02 05:50:58,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-02 05:50:58,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:50:58,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-02 05:50:58,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-02 05:50:59,148 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-06-02 05:50:59,149 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:50:59,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:50:59,149 INFO L82 PathProgramCache]: Analyzing trace with hash 192937481, now seen corresponding path program 1 times [2021-06-02 05:50:59,149 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:50:59,149 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384980824] [2021-06-02 05:50:59,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:50:59,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:50:59,207 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-06-02 05:50:59,208 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:50:59,208 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384980824] [2021-06-02 05:50:59,208 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384980824] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:59,208 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [589392741] [2021-06-02 05:50:59,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:50:59,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:50:59,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-02 05:50:59,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:50:59,395 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-06-02 05:50:59,395 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [589392741] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:50:59,395 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:50:59,395 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 11 [2021-06-02 05:50:59,395 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846666417] [2021-06-02 05:50:59,396 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-02 05:50:59,396 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:50:59,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-02 05:50:59,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-06-02 05:50:59,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:50:59,396 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:50:59,396 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 5.545454545454546) internal successors, (61), 11 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) [2021-06-02 05:50:59,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:50:59,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:50:59,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:50:59,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:50:59,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-02 05:50:59,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:50:59,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:50:59,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 326 states. [2021-06-02 05:50:59,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:50:59,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:50:59,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-02 05:50:59,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-02 05:50:59,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:50:59,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-02 05:50:59,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-02 05:50:59,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:50:59,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-02 05:50:59,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-02 05:50:59,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:51:00,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:51:00,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:51:00,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:51:00,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:51:00,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-02 05:51:00,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:51:00,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:00,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 326 states. [2021-06-02 05:51:00,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:51:00,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:00,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-02 05:51:00,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-02 05:51:00,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:00,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-02 05:51:00,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-02 05:51:00,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:51:00,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-02 05:51:00,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-02 05:51:00,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-02 05:51:00,476 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:51:00,476 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:51:00,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:51:00,477 INFO L82 PathProgramCache]: Analyzing trace with hash -1952629736, now seen corresponding path program 2 times [2021-06-02 05:51:00,477 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:51:00,477 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993855263] [2021-06-02 05:51:00,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:51:00,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:51:00,540 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-06-02 05:51:00,540 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:51:00,541 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993855263] [2021-06-02 05:51:00,541 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1993855263] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:51:00,541 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1222541494] [2021-06-02 05:51:00,541 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:51:00,603 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-02 05:51:00,604 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:51:00,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-02 05:51:00,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:51:00,709 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-06-02 05:51:00,709 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1222541494] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:51:00,709 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:51:00,709 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 13 [2021-06-02 05:51:00,710 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746244242] [2021-06-02 05:51:00,710 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-02 05:51:00,710 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:51:00,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-02 05:51:00,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2021-06-02 05:51:00,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:51:00,710 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:51:00,710 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 5.461538461538462) internal successors, (71), 13 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 05:51:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:51:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:51:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:51:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:51:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-02 05:51:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:51:00,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:00,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 326 states. [2021-06-02 05:51:00,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:51:00,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:00,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-02 05:51:00,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-02 05:51:00,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:00,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-02 05:51:00,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-02 05:51:00,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:51:00,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-02 05:51:00,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-02 05:51:00,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-02 05:51:00,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:51:01,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:51:01,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:51:01,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:51:01,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:51:01,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-02 05:51:01,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:51:01,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:01,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 326 states. [2021-06-02 05:51:01,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:51:01,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:01,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-02 05:51:01,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-02 05:51:01,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:01,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-02 05:51:01,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-02 05:51:01,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:51:01,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-02 05:51:01,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-02 05:51:01,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-02 05:51:01,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-02 05:51:01,985 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:51:01,986 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:51:01,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:51:01,986 INFO L82 PathProgramCache]: Analyzing trace with hash -1051594337, now seen corresponding path program 3 times [2021-06-02 05:51:01,986 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:51:01,986 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063538076] [2021-06-02 05:51:01,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:51:01,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:51:02,060 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-06-02 05:51:02,060 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:51:02,060 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063538076] [2021-06-02 05:51:02,060 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2063538076] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:51:02,061 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [923185737] [2021-06-02 05:51:02,061 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:51:02,134 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-06-02 05:51:02,134 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:51:02,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 15 conjunts are in the unsatisfiable core [2021-06-02 05:51:02,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:51:02,286 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-06-02 05:51:02,286 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [923185737] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:51:02,287 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:51:02,287 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 16 [2021-06-02 05:51:02,287 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992264112] [2021-06-02 05:51:02,287 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-02 05:51:02,287 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:51:02,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-02 05:51:02,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2021-06-02 05:51:02,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:51:02,288 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:51:02,288 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 5.125) internal successors, (82), 16 states have internal predecessors, (82), 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) [2021-06-02 05:51:02,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:51:02,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:51:02,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:51:02,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:51:02,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-02 05:51:02,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:51:02,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:02,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 326 states. [2021-06-02 05:51:02,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:51:02,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:02,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-02 05:51:02,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-02 05:51:02,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:02,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-02 05:51:02,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-02 05:51:02,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:51:02,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-02 05:51:02,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-02 05:51:02,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-02 05:51:02,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-02 05:51:02,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:51:03,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:51:03,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:51:03,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:51:03,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:51:03,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-02 05:51:03,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:51:03,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:03,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 326 states. [2021-06-02 05:51:03,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:51:03,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:03,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-02 05:51:03,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-02 05:51:03,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:03,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-02 05:51:03,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-02 05:51:03,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:51:03,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-02 05:51:03,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-02 05:51:03,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-02 05:51:03,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-02 05:51:03,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:04,142 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-06-02 05:51:04,142 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:51:04,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:51:04,143 INFO L82 PathProgramCache]: Analyzing trace with hash 1841975086, now seen corresponding path program 4 times [2021-06-02 05:51:04,143 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:51:04,143 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498454389] [2021-06-02 05:51:04,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:51:04,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:51:04,255 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-06-02 05:51:04,255 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:51:04,256 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498454389] [2021-06-02 05:51:04,256 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498454389] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:51:04,256 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1063492010] [2021-06-02 05:51:04,256 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:51:04,322 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-02 05:51:04,322 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:51:04,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 17 conjunts are in the unsatisfiable core [2021-06-02 05:51:04,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:51:04,469 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-06-02 05:51:04,470 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1063492010] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:51:04,470 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:51:04,470 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 18 [2021-06-02 05:51:04,470 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207056691] [2021-06-02 05:51:04,470 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-02 05:51:04,470 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:51:04,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-02 05:51:04,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2021-06-02 05:51:04,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:51:04,471 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:51:04,471 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 5.111111111111111) internal successors, (92), 18 states have internal predecessors, (92), 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) [2021-06-02 05:51:04,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:51:04,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:51:04,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:51:04,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:51:04,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-02 05:51:04,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:51:04,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:04,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 326 states. [2021-06-02 05:51:04,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:51:04,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:04,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-02 05:51:04,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-02 05:51:04,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:04,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-02 05:51:04,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-02 05:51:04,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:51:04,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-02 05:51:04,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-02 05:51:04,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-02 05:51:04,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-02 05:51:04,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:04,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:51:06,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:51:06,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:51:06,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:51:06,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:51:06,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-02 05:51:06,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:51:06,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:06,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 326 states. [2021-06-02 05:51:06,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:51:06,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:06,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-02 05:51:06,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-02 05:51:06,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:06,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-02 05:51:06,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-02 05:51:06,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:51:06,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-02 05:51:06,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-02 05:51:06,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-02 05:51:06,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-02 05:51:06,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:06,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-02 05:51:06,473 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-06-02 05:51:06,473 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:51:06,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:51:06,473 INFO L82 PathProgramCache]: Analyzing trace with hash -392536523, now seen corresponding path program 5 times [2021-06-02 05:51:06,474 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:51:06,474 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511781857] [2021-06-02 05:51:06,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:51:06,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:51:06,580 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 237 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-06-02 05:51:06,580 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:51:06,580 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511781857] [2021-06-02 05:51:06,580 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [511781857] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:51:06,580 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1936110181] [2021-06-02 05:51:06,580 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:51:06,638 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2021-06-02 05:51:06,638 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:51:06,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-02 05:51:06,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:51:06,791 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 237 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-06-02 05:51:06,791 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1936110181] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:51:06,791 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:51:06,791 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 20 [2021-06-02 05:51:06,791 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497423637] [2021-06-02 05:51:06,792 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-02 05:51:06,792 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:51:06,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-02 05:51:06,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=303, Unknown=0, NotChecked=0, Total=380 [2021-06-02 05:51:06,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:51:06,792 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:51:06,793 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 5.1) internal successors, (102), 20 states have internal predecessors, (102), 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) [2021-06-02 05:51:06,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:51:06,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:51:06,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:51:06,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:51:06,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-02 05:51:06,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:51:06,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:06,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 326 states. [2021-06-02 05:51:06,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:51:06,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:06,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-02 05:51:06,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-02 05:51:06,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:06,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-02 05:51:06,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-02 05:51:06,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:51:06,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-02 05:51:06,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-02 05:51:06,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-02 05:51:06,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-02 05:51:06,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:06,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-02 05:51:06,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:51:08,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:51:08,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:51:08,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:51:08,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:51:08,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-02 05:51:08,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:51:08,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:08,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 326 states. [2021-06-02 05:51:08,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:51:08,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:08,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-02 05:51:08,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-02 05:51:08,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:08,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-02 05:51:08,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-02 05:51:08,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:51:08,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-02 05:51:08,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-02 05:51:08,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-02 05:51:08,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-02 05:51:08,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:08,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-02 05:51:08,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:51:09,156 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:51:09,156 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:51:09,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:51:09,157 INFO L82 PathProgramCache]: Analyzing trace with hash 828037956, now seen corresponding path program 6 times [2021-06-02 05:51:09,157 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:51:09,157 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536285886] [2021-06-02 05:51:09,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:51:09,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:51:09,283 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-06-02 05:51:09,283 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:51:09,283 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536285886] [2021-06-02 05:51:09,283 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [536285886] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:51:09,283 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1856747758] [2021-06-02 05:51:09,283 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:51:09,357 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2021-06-02 05:51:09,357 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:51:09,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 21 conjunts are in the unsatisfiable core [2021-06-02 05:51:09,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:51:09,551 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-06-02 05:51:09,551 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1856747758] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:51:09,552 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:51:09,552 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 22 [2021-06-02 05:51:09,552 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458967327] [2021-06-02 05:51:09,552 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-06-02 05:51:09,552 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:51:09,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-06-02 05:51:09,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=368, Unknown=0, NotChecked=0, Total=462 [2021-06-02 05:51:09,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:51:09,552 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:51:09,553 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 5.090909090909091) internal successors, (112), 22 states have internal predecessors, (112), 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) [2021-06-02 05:51:09,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:51:09,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:51:09,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:51:09,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:51:09,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-02 05:51:09,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:51:09,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:09,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 326 states. [2021-06-02 05:51:09,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:51:09,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:09,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-02 05:51:09,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-02 05:51:09,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:09,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-02 05:51:09,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-02 05:51:09,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:51:09,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-02 05:51:09,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-02 05:51:09,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-02 05:51:09,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-02 05:51:09,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:09,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-02 05:51:09,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:51:09,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:51:12,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:51:12,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:51:12,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:51:12,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:51:12,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-02 05:51:12,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:51:12,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:12,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 326 states. [2021-06-02 05:51:12,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:51:12,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:12,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-02 05:51:12,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-02 05:51:12,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:12,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-02 05:51:12,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-02 05:51:12,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:51:12,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-02 05:51:12,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-02 05:51:12,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-02 05:51:12,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-02 05:51:12,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:12,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-02 05:51:12,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:51:12,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-02 05:51:12,354 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,24 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:51:12,354 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:51:12,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:51:12,355 INFO L82 PathProgramCache]: Analyzing trace with hash 1127924683, now seen corresponding path program 7 times [2021-06-02 05:51:12,355 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:51:12,355 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846480276] [2021-06-02 05:51:12,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:51:12,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:51:12,501 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-02 05:51:12,501 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:51:12,501 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846480276] [2021-06-02 05:51:12,501 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [846480276] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:51:12,501 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1094109442] [2021-06-02 05:51:12,501 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:51:12,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:51:12,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 23 conjunts are in the unsatisfiable core [2021-06-02 05:51:12,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:51:12,704 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-02 05:51:12,704 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1094109442] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:51:12,704 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:51:12,704 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 23 [2021-06-02 05:51:12,704 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724300997] [2021-06-02 05:51:12,705 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-02 05:51:12,705 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:51:12,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-02 05:51:12,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=395, Unknown=0, NotChecked=0, Total=506 [2021-06-02 05:51:12,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:51:12,705 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:51:12,705 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 5.260869565217392) internal successors, (121), 23 states have internal predecessors, (121), 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) [2021-06-02 05:51:12,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:51:12,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:51:12,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:51:12,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:51:12,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-02 05:51:12,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:51:12,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:12,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 326 states. [2021-06-02 05:51:12,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:51:12,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:12,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-02 05:51:12,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-02 05:51:12,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:12,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-02 05:51:12,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-02 05:51:12,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:51:12,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-02 05:51:12,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-02 05:51:12,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-02 05:51:12,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-02 05:51:12,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:12,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-02 05:51:12,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:51:12,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-02 05:51:12,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:51:15,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:51:15,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:51:15,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:51:15,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:51:15,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-02 05:51:15,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:51:15,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:15,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 326 states. [2021-06-02 05:51:15,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:51:15,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:15,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-02 05:51:15,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-02 05:51:15,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:15,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-02 05:51:15,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-02 05:51:15,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:51:15,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-02 05:51:15,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-02 05:51:15,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-02 05:51:15,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-02 05:51:15,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:15,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-02 05:51:15,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:51:15,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-02 05:51:15,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-02 05:51:15,640 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:51:15,640 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:51:15,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:51:15,640 INFO L82 PathProgramCache]: Analyzing trace with hash 218128474, now seen corresponding path program 8 times [2021-06-02 05:51:15,640 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:51:15,640 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493086648] [2021-06-02 05:51:15,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:51:15,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:51:15,795 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 354 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:51:15,795 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:51:15,795 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [493086648] [2021-06-02 05:51:15,795 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [493086648] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:51:15,795 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [547315215] [2021-06-02 05:51:15,796 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:51:15,860 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-02 05:51:15,860 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:51:15,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 25 conjunts are in the unsatisfiable core [2021-06-02 05:51:15,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:51:16,005 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 354 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:51:16,005 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [547315215] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:51:16,005 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:51:16,005 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 25 [2021-06-02 05:51:16,005 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233986766] [2021-06-02 05:51:16,005 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-06-02 05:51:16,006 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:51:16,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-06-02 05:51:16,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=132, Invalid=468, Unknown=0, NotChecked=0, Total=600 [2021-06-02 05:51:16,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:51:16,006 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:51:16,006 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 5.08) internal successors, (127), 25 states have internal predecessors, (127), 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) [2021-06-02 05:51:16,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:51:16,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:51:16,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:51:16,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:51:16,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-02 05:51:16,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:51:16,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:16,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 326 states. [2021-06-02 05:51:16,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:51:16,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:16,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-02 05:51:16,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-02 05:51:16,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:16,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-02 05:51:16,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-02 05:51:16,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:51:16,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-02 05:51:16,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-02 05:51:16,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-02 05:51:16,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-02 05:51:16,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:16,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-02 05:51:16,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:51:16,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-02 05:51:16,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-02 05:51:16,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:51:19,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:51:19,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:51:19,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:51:19,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:51:19,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-02 05:51:19,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:51:19,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:19,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 326 states. [2021-06-02 05:51:19,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:51:19,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:19,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-02 05:51:19,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-02 05:51:19,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:19,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-02 05:51:19,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-02 05:51:19,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:51:19,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-02 05:51:19,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-02 05:51:19,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-02 05:51:19,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-02 05:51:19,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:19,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-02 05:51:19,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:51:19,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-02 05:51:19,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-02 05:51:19,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-02 05:51:19,253 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2021-06-02 05:51:19,253 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:51:19,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:51:19,254 INFO L82 PathProgramCache]: Analyzing trace with hash 626303585, now seen corresponding path program 9 times [2021-06-02 05:51:19,254 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:51:19,254 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680567335] [2021-06-02 05:51:19,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:51:19,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:51:19,437 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 0 proven. 396 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:51:19,437 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:51:19,437 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680567335] [2021-06-02 05:51:19,437 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680567335] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:51:19,437 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [56476076] [2021-06-02 05:51:19,437 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:51:19,512 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2021-06-02 05:51:19,512 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:51:19,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 26 conjunts are in the unsatisfiable core [2021-06-02 05:51:19,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:51:19,685 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 0 proven. 396 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:51:19,685 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [56476076] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:51:19,685 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:51:19,685 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 26 [2021-06-02 05:51:19,685 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449513175] [2021-06-02 05:51:19,686 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-06-02 05:51:19,687 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:51:19,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-06-02 05:51:19,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=507, Unknown=0, NotChecked=0, Total=650 [2021-06-02 05:51:19,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:51:19,687 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:51:19,687 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 5.076923076923077) internal successors, (132), 26 states have internal predecessors, (132), 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) [2021-06-02 05:51:19,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:51:19,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:51:19,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:51:19,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:51:19,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-02 05:51:19,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:51:19,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:19,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 326 states. [2021-06-02 05:51:19,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:51:19,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:19,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-02 05:51:19,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-02 05:51:19,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:19,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-02 05:51:19,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-02 05:51:19,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:51:19,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-02 05:51:19,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-02 05:51:19,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-02 05:51:19,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-02 05:51:19,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:19,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-02 05:51:19,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:51:19,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-02 05:51:19,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-02 05:51:19,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-02 05:51:19,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:51:23,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 05:51:23,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:51:23,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:51:23,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:51:23,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-02 05:51:23,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:51:23,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:23,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 326 states. [2021-06-02 05:51:23,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:51:23,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:51:23,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-02 05:51:23,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-02 05:51:23,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:23,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-02 05:51:23,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-02 05:51:23,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:51:23,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-02 05:51:23,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-02 05:51:23,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-02 05:51:23,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-02 05:51:23,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:51:23,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-02 05:51:23,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-02 05:51:23,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-02 05:51:23,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-02 05:51:23,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-02 05:51:23,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-02 05:51:23,621 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-06-02 05:51:23,638 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-02 05:51:23,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.06 05:51:23 BasicIcfg [2021-06-02 05:51:23,639 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-02 05:51:23,640 INFO L168 Benchmark]: Toolchain (without parser) took 56102.00 ms. Allocated memory was 312.5 MB in the beginning and 3.6 GB in the end (delta: 3.2 GB). Free memory was 275.6 MB in the beginning and 2.8 GB in the end (delta: -2.5 GB). Peak memory consumption was 695.5 MB. Max. memory is 16.0 GB. [2021-06-02 05:51:23,640 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 312.5 MB. Free memory is still 293.8 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-02 05:51:23,641 INFO L168 Benchmark]: CACSL2BoogieTranslator took 410.72 ms. Allocated memory is still 312.5 MB. Free memory was 275.4 MB in the beginning and 276.8 MB in the end (delta: -1.5 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.0 GB. [2021-06-02 05:51:23,641 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.83 ms. Allocated memory is still 312.5 MB. Free memory was 276.8 MB in the beginning and 274.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-02 05:51:23,641 INFO L168 Benchmark]: Boogie Preprocessor took 24.36 ms. Allocated memory is still 312.5 MB. Free memory was 274.7 MB in the beginning and 273.7 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-02 05:51:23,641 INFO L168 Benchmark]: RCFGBuilder took 363.41 ms. Allocated memory is still 312.5 MB. Free memory was 273.7 MB in the beginning and 250.6 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. [2021-06-02 05:51:23,641 INFO L168 Benchmark]: TraceAbstraction took 55260.34 ms. Allocated memory was 312.5 MB in the beginning and 3.6 GB in the end (delta: 3.2 GB). Free memory was 250.6 MB in the beginning and 2.8 GB in the end (delta: -2.6 GB). Peak memory consumption was 671.5 MB. Max. memory is 16.0 GB. [2021-06-02 05:51:23,645 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 312.5 MB. Free memory is still 293.8 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 410.72 ms. Allocated memory is still 312.5 MB. Free memory was 275.4 MB in the beginning and 276.8 MB in the end (delta: -1.5 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 37.83 ms. Allocated memory is still 312.5 MB. Free memory was 276.8 MB in the beginning and 274.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 24.36 ms. Allocated memory is still 312.5 MB. Free memory was 274.7 MB in the beginning and 273.7 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 363.41 ms. Allocated memory is still 312.5 MB. Free memory was 273.7 MB in the beginning and 250.6 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 55260.34 ms. Allocated memory was 312.5 MB in the beginning and 3.6 GB in the end (delta: 3.2 GB). Free memory was 250.6 MB in the beginning and 2.8 GB in the end (delta: -2.6 GB). Peak memory consumption was 671.5 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 281230, positive: 229163, positive conditional: 229163, positive unconditional: 0, negative: 52067, negative conditional: 52067, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 235429, positive: 229163, positive conditional: 229163, positive unconditional: 0, negative: 6266, negative conditional: 6266, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 240145, positive: 218449, positive conditional: 0, positive unconditional: 218449, negative: 21696, negative conditional: 0, negative unconditional: 21696, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2084, positive: 2073, positive conditional: 0, positive unconditional: 2073, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2084, positive: 2070, positive conditional: 0, positive unconditional: 2070, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 240145, positive: 216376, positive conditional: 0, positive unconditional: 216376, negative: 21685, negative conditional: 0, negative unconditional: 21685, unknown: 2084, unknown conditional: 0, unknown unconditional: 2084] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11, SemanticConditionEliminator.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 287382, positive: 15280, positive conditional: 15280, positive unconditional: 0, negative: 271171, negative conditional: 70120, negative unconditional: 201051, unknown: 931, unknown conditional: 931, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11, Eliminated conditions: 201051, SemanticConditionEliminator.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 287382, positive: 15280, positive conditional: 15280, positive unconditional: 0, negative: 271171, negative conditional: 70120, negative unconditional: 201051, unknown: 931, unknown conditional: 931, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11, Eliminated conditions: 201051, SemanticConditionEliminator.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 287382, positive: 15280, positive conditional: 15280, positive unconditional: 0, negative: 271171, negative conditional: 70120, negative unconditional: 201051, unknown: 931, unknown conditional: 931, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11, Eliminated conditions: 201051, SemanticConditionEliminator.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 287382, positive: 15280, positive conditional: 15280, positive unconditional: 0, negative: 271171, negative conditional: 70120, negative unconditional: 201051, unknown: 931, unknown conditional: 931, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11, Eliminated conditions: 201051, SemanticConditionEliminator.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 287382, positive: 15280, positive conditional: 15280, positive unconditional: 0, negative: 271171, negative conditional: 70120, negative unconditional: 201051, unknown: 931, unknown conditional: 931, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11, Eliminated conditions: 201051, SemanticConditionEliminator.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 287382, positive: 15280, positive conditional: 15280, positive unconditional: 0, negative: 271171, negative conditional: 70120, negative unconditional: 201051, unknown: 931, unknown conditional: 931, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11, Eliminated conditions: 201051, SemanticConditionEliminator.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 287382, positive: 15280, positive conditional: 15280, positive unconditional: 0, negative: 271171, negative conditional: 70120, negative unconditional: 201051, unknown: 931, unknown conditional: 931, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11, Eliminated conditions: 201051, SemanticConditionEliminator.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 287382, positive: 15280, positive conditional: 15280, positive unconditional: 0, negative: 271171, negative conditional: 70120, negative unconditional: 201051, unknown: 931, unknown conditional: 931, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11, Eliminated conditions: 201051, SemanticConditionEliminator.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 287382, positive: 15280, positive conditional: 15280, positive unconditional: 0, negative: 271171, negative conditional: 70120, negative unconditional: 201051, unknown: 931, unknown conditional: 931, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11, Eliminated conditions: 201051, SemanticConditionEliminator.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 287382, positive: 15280, positive conditional: 15280, positive unconditional: 0, negative: 271171, negative conditional: 70120, negative unconditional: 201051, unknown: 931, unknown conditional: 931, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11, Eliminated conditions: 201051, SemanticConditionEliminator.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 287382, positive: 15280, positive conditional: 15280, positive unconditional: 0, negative: 271171, negative conditional: 70120, negative unconditional: 201051, unknown: 931, unknown conditional: 931, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11, Eliminated conditions: 201051, SemanticConditionEliminator.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 287382, positive: 15280, positive conditional: 15280, positive unconditional: 0, negative: 271171, negative conditional: 70120, negative unconditional: 201051, unknown: 931, unknown conditional: 931, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11, Eliminated conditions: 201051, SemanticConditionEliminator.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 287382, positive: 15280, positive conditional: 15280, positive unconditional: 0, negative: 271171, negative conditional: 70120, negative unconditional: 201051, unknown: 931, unknown conditional: 931, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11, Eliminated conditions: 201051, SemanticConditionEliminator.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 287382, positive: 15280, positive conditional: 15280, positive unconditional: 0, negative: 271171, negative conditional: 70120, negative unconditional: 201051, unknown: 931, unknown conditional: 931, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11, Eliminated conditions: 201051, SemanticConditionEliminator.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 287382, positive: 15280, positive conditional: 15280, positive unconditional: 0, negative: 271171, negative conditional: 70120, negative unconditional: 201051, unknown: 931, unknown conditional: 931, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11, Eliminated conditions: 201051, SemanticConditionEliminator.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 287382, positive: 15280, positive conditional: 15280, positive unconditional: 0, negative: 271171, negative conditional: 70120, negative unconditional: 201051, unknown: 931, unknown conditional: 931, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11, Eliminated conditions: 201051, SemanticConditionEliminator.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 287382, positive: 15280, positive conditional: 15280, positive unconditional: 0, negative: 271171, negative conditional: 70120, negative unconditional: 201051, unknown: 931, unknown conditional: 931, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11, Eliminated conditions: 201051, SemanticConditionEliminator.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 287382, positive: 15280, positive conditional: 15280, positive unconditional: 0, negative: 271171, negative conditional: 70120, negative unconditional: 201051, unknown: 931, unknown conditional: 931, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11, Eliminated conditions: 201051, SemanticConditionEliminator.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 287382, positive: 15280, positive conditional: 15280, positive unconditional: 0, negative: 271171, negative conditional: 70120, negative unconditional: 201051, unknown: 931, unknown conditional: 931, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11, Eliminated conditions: 201051, SemanticConditionEliminator.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 287382, positive: 15280, positive conditional: 15280, positive unconditional: 0, negative: 271171, negative conditional: 70120, negative unconditional: 201051, unknown: 931, unknown conditional: 931, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11, Eliminated conditions: 201051, SemanticConditionEliminator.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 287382, positive: 15280, positive conditional: 15280, positive unconditional: 0, negative: 271171, negative conditional: 70120, negative unconditional: 201051, unknown: 931, unknown conditional: 931, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11, Eliminated conditions: 201051, SemanticConditionEliminator.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 287382, positive: 15280, positive conditional: 15280, positive unconditional: 0, negative: 271171, negative conditional: 70120, negative unconditional: 201051, unknown: 931, unknown conditional: 931, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11, Eliminated conditions: 201051, SemanticConditionEliminator.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 287382, positive: 15280, positive conditional: 15280, positive unconditional: 0, negative: 271171, negative conditional: 70120, negative unconditional: 201051, unknown: 931, unknown conditional: 931, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11, Eliminated conditions: 201051, SemanticConditionEliminator.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 287382, positive: 15280, positive conditional: 15280, positive unconditional: 0, negative: 271171, negative conditional: 70120, negative unconditional: 201051, unknown: 931, unknown conditional: 931, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11, Eliminated conditions: 201051, SemanticConditionEliminator.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 287382, positive: 15280, positive conditional: 15280, positive unconditional: 0, negative: 271171, negative conditional: 70120, negative unconditional: 201051, unknown: 931, unknown conditional: 931, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11, Eliminated conditions: 201051, SemanticConditionEliminator.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 287382, positive: 15280, positive conditional: 15280, positive unconditional: 0, negative: 271171, negative conditional: 70120, negative unconditional: 201051, unknown: 931, unknown conditional: 931, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11, Eliminated conditions: 201051, SemanticConditionEliminator.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 287382, positive: 15394, positive conditional: 15394, positive unconditional: 0, negative: 271988, negative conditional: 70937, negative unconditional: 201051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 287382, positive: 15280, positive conditional: 15280, positive unconditional: 0, negative: 271171, negative conditional: 70120, negative unconditional: 201051, unknown: 931, unknown conditional: 931, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11, Eliminated conditions: 201051 ], Maximal queried relation: 27, Independence queries for same thread: 45801 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 10761, Number of persistent set computation: 84906, Number of trivial persistent sets: 82738, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 240145, positive: 218449, positive conditional: 0, positive unconditional: 218449, negative: 21696, negative conditional: 0, negative unconditional: 21696, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2084, positive: 2073, positive conditional: 0, positive unconditional: 2073, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2084, positive: 2070, positive conditional: 0, positive unconditional: 2070, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 945, positive: 117, positive conditional: 114, positive unconditional: 3, negative: 828, negative conditional: 817, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1001, positive: 151, positive conditional: 124, positive unconditional: 27, negative: 851, negative conditional: 833, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 240145, positive: 216376, positive conditional: 0, positive unconditional: 216376, negative: 21685, negative conditional: 0, negative unconditional: 21685, unknown: 2084, unknown conditional: 0, unknown unconditional: 2084] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2187, Positive conditional cache size: 114, Positive unconditional cache size: 2073, Negative cache size: 828, Negative conditional cache size: 817, Negative unconditional cache size: 11 - PositiveResult [Line: 722]: 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 5 procedures, 84 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 55159.1ms, OverallIterations: 27, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 9.1ms, PartialOrderReductionTime: 40339.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1235, 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: 337.0ms SsaConstructionTime, 841.4ms SatisfiabilityAnalysisTime, 7213.3ms InterpolantComputationTime, 5061 NumberOfCodeBlocks, 4987 NumberOfCodeBlocksAsserted, 143 NumberOfCheckSat, 5009 ConstructedInterpolants, 0 QuantifiedInterpolants, 21021 SizeOfPredicates, 309 NumberOfNonLiveVariables, 5060 ConjunctsInSsa, 419 ConjunctsInUnsatCore, 52 InterpolantComputations, 3 PerfectInterpolantSequences, 2347/11842 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...