/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Random7777.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-87fd7473a0bda1db0ad7f77f2116346063730f21-87fd747 [2021-08-22 08:36:52,917 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-22 08:36:52,920 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-22 08:36:52,957 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-22 08:36:53,016 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-NewStatesSleep-NoLbe-Random7777.epf [2021-08-22 08:36:53,046 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-22 08:36:53,046 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-22 08:36:53,047 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-22 08:36:53,047 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-22 08:36:53,050 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-22 08:36:53,050 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-22 08:36:53,050 INFO L138 SettingsManager]: * Use SBE=true [2021-08-22 08:36:53,050 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-22 08:36:53,050 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-22 08:36:53,050 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-22 08:36:53,051 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-22 08:36:53,051 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-22 08:36:53,052 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-22 08:36:53,052 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-22 08:36:53,052 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-22 08:36:53,052 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-22 08:36:53,052 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-22 08:36:53,052 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-22 08:36:53,052 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-22 08:36:53,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-22 08:36:53,053 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-22 08:36:53,053 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-22 08:36:53,053 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-22 08:36:53,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 08:36:53,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-22 08:36:53,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-22 08:36:53,053 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-22 08:36:53,054 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-22 08:36:53,054 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-08-22 08:36:53,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-22 08:36:53,054 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-22 08:36:53,054 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-22 08:36:53,054 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-22 08:36:53,055 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-08-22 08:36:53,055 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-22 08:36:53,055 INFO L138 SettingsManager]: * Random seed used by POR DFS order=7777 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-22 08:36:53,328 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-22 08:36:53,345 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-22 08:36:53,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-22 08:36:53,348 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-22 08:36:53,349 INFO L275 PluginConnector]: CDTParser initialized [2021-08-22 08:36:53,349 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-2.i [2021-08-22 08:36:53,416 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb0230d3b/486c23733d9b4795ab26272c31b14d9b/FLAG273783981 [2021-08-22 08:36:53,933 INFO L306 CDTParser]: Found 1 translation units. [2021-08-22 08:36:53,933 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-2.i [2021-08-22 08:36:53,949 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb0230d3b/486c23733d9b4795ab26272c31b14d9b/FLAG273783981 [2021-08-22 08:36:54,219 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb0230d3b/486c23733d9b4795ab26272c31b14d9b [2021-08-22 08:36:54,221 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-22 08:36:54,223 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-22 08:36:54,224 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-22 08:36:54,224 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-22 08:36:54,243 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-22 08:36:54,244 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 08:36:54" (1/1) ... [2021-08-22 08:36:54,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eedc37e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:36:54, skipping insertion in model container [2021-08-22 08:36:54,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 08:36:54" (1/1) ... [2021-08-22 08:36:54,250 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-22 08:36:54,309 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-22 08:36:54,414 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-08-22 08:36:54,586 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-2.i[39095,39108] [2021-08-22 08:36:54,593 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-2.i[39180,39193] [2021-08-22 08:36:54,594 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-2.i[39232,39245] [2021-08-22 08:36:54,623 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-22 08:36:54,629 INFO L203 MainTranslator]: Completed pre-run [2021-08-22 08:36:54,648 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-08-22 08:36:54,687 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-2.i[39095,39108] [2021-08-22 08:36:54,688 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-2.i[39180,39193] [2021-08-22 08:36:54,689 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-2.i[39232,39245] [2021-08-22 08:36:54,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-22 08:36:54,735 INFO L208 MainTranslator]: Completed translation [2021-08-22 08:36:54,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:36:54 WrapperNode [2021-08-22 08:36:54,736 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-22 08:36:54,737 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-22 08:36:54,737 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-22 08:36:54,737 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-22 08:36:54,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:36:54" (1/1) ... [2021-08-22 08:36:54,774 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:36:54" (1/1) ... [2021-08-22 08:36:54,813 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-22 08:36:54,814 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-22 08:36:54,814 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-22 08:36:54,814 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-22 08:36:54,821 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:36:54" (1/1) ... [2021-08-22 08:36:54,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:36:54" (1/1) ... [2021-08-22 08:36:54,838 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:36:54" (1/1) ... [2021-08-22 08:36:54,839 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:36:54" (1/1) ... [2021-08-22 08:36:54,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:36:54" (1/1) ... [2021-08-22 08:36:54,848 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:36:54" (1/1) ... [2021-08-22 08:36:54,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:36:54" (1/1) ... [2021-08-22 08:36:54,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-22 08:36:54,863 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-22 08:36:54,863 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-22 08:36:54,863 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-22 08:36:54,864 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:36:54" (1/1) ... [2021-08-22 08:36:54,877 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 08:36:54,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 08:36:54,895 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-22 08:36:54,920 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-22 08:36:54,937 INFO L130 BoogieDeclarations]: Found specification of procedure reader_fn [2021-08-22 08:36:54,937 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_fn [2021-08-22 08:36:54,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-22 08:36:54,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-22 08:36:54,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-22 08:36:54,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-22 08:36:54,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-22 08:36:54,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-22 08:36:54,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-22 08:36:54,939 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-22 08:36:55,404 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-22 08:36:55,404 INFO L299 CfgBuilder]: Removed 19 assume(true) statements. [2021-08-22 08:36:55,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 08:36:55 BoogieIcfgContainer [2021-08-22 08:36:55,406 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-22 08:36:55,407 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-22 08:36:55,407 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-22 08:36:55,410 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-22 08:36:55,410 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 08:36:54" (1/3) ... [2021-08-22 08:36:55,410 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7715bf89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 08:36:55, skipping insertion in model container [2021-08-22 08:36:55,411 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:36:54" (2/3) ... [2021-08-22 08:36:55,411 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7715bf89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 08:36:55, skipping insertion in model container [2021-08-22 08:36:55,411 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 08:36:55" (3/3) ... [2021-08-22 08:36:55,412 INFO L111 eAbstractionObserver]: Analyzing ICFG ring_1w1r-2.i [2021-08-22 08:36:55,416 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-22 08:36:55,416 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-22 08:36:55,416 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-22 08:36:55,417 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-22 08:36:55,452 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,453 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,453 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,453 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,453 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,453 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,453 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,453 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,453 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,454 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,454 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,454 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,454 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,454 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,454 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,454 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,455 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,455 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,455 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,455 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,455 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,455 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,456 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,456 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,456 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,456 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,456 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,456 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,457 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,457 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,457 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,457 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,457 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,457 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,458 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,458 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,458 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,458 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,458 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,458 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,459 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,459 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,459 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,459 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,459 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,459 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,459 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,460 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,460 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,460 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,460 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,460 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,460 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,460 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,460 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,461 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,461 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,461 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,461 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,461 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,461 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,462 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,462 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,462 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,462 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,462 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,462 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,463 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,463 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,463 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,463 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,463 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,463 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,463 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,464 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,464 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,464 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,464 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,464 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,464 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,464 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,465 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,465 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,465 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,465 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,465 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,465 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,465 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,466 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,466 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,466 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,466 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,466 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,466 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,467 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,467 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,467 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,467 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,467 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,467 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,468 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,468 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,468 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,468 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,468 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,468 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,468 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,469 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,469 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,469 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,469 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,469 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,469 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,469 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,470 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,470 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,470 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,470 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,470 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,470 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,470 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,471 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,471 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,471 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,471 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,471 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,471 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,471 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,472 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,472 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,472 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,472 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,472 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,472 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,472 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,473 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,473 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,473 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,473 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,473 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,473 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,474 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,474 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,474 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,474 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,474 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,474 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,474 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,475 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,475 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,475 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,475 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,475 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,475 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,475 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,475 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,476 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,476 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,476 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,476 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,476 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,476 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,477 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,477 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,477 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,477 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,477 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,477 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,477 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,478 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,478 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,478 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,478 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,478 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,478 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,478 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,478 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,479 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,479 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,479 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,479 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,479 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,479 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,479 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,480 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,480 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,480 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,480 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,480 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,480 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,481 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,481 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,481 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,481 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,481 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,481 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,481 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,482 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,482 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,482 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,482 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,482 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,482 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,483 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,483 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,483 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,483 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,483 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,483 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,484 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,484 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,484 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,484 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,484 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,484 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,484 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,485 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,485 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,485 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,485 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,485 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,485 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,486 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,486 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,486 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,486 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,486 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,486 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,487 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,487 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,487 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,487 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,487 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,487 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,488 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,488 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,488 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,488 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,488 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,488 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,488 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,489 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,489 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,489 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,489 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,489 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,489 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,490 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,490 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,490 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,490 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,490 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,490 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,490 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,491 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,491 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,493 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,494 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,494 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,494 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,494 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,494 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,494 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,494 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,495 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,495 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,495 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,495 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,495 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,495 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,495 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,496 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,496 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,496 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,496 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,496 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,496 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,496 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,497 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,497 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,497 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,497 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,497 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,497 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,497 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:36:55,505 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-08-22 08:36:55,540 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-22 08:36:55,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 08:36:55,542 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-22 08:36:55,548 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-08-22 08:36:55,583 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-22 08:36:55,590 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-22 08:36:55,591 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-08-22 08:36:55,663 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 08:36:55,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:36:55,667 INFO L82 PathProgramCache]: Analyzing trace with hash 584732000, now seen corresponding path program 1 times [2021-08-22 08:36:55,674 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:36:55,674 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220231639] [2021-08-22 08:36:55,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:36:55,675 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:36:55,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:36:55,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:36:55,844 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:36:55,844 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220231639] [2021-08-22 08:36:55,845 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1220231639] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 08:36:55,845 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 08:36:55,845 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-22 08:36:55,847 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285866952] [2021-08-22 08:36:55,851 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-22 08:36:55,851 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:36:55,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-22 08:36:55,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-22 08:36:55,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:36:55,863 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:36:55,865 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 41.0) internal successors, (82), 2 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) [2021-08-22 08:36:55,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:36:55,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:36:55,905 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-22 08:36:55,905 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 08:36:55,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:36:55,909 INFO L82 PathProgramCache]: Analyzing trace with hash -586207154, now seen corresponding path program 1 times [2021-08-22 08:36:55,909 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:36:55,909 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433360891] [2021-08-22 08:36:55,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:36:55,911 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:36:55,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:36:56,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-22 08:36:56,078 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:36:56,078 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433360891] [2021-08-22 08:36:56,079 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433360891] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 08:36:56,079 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 08:36:56,079 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-22 08:36:56,079 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513601395] [2021-08-22 08:36:56,081 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-22 08:36:56,081 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:36:56,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-22 08:36:56,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-22 08:36:56,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:36:56,083 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:36:56,084 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 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) [2021-08-22 08:36:56,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:36:56,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:36:56,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:36:56,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:36:56,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-22 08:36:56,105 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 08:36:56,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:36:56,105 INFO L82 PathProgramCache]: Analyzing trace with hash -1149060733, now seen corresponding path program 1 times [2021-08-22 08:36:56,105 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:36:56,106 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123733224] [2021-08-22 08:36:56,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:36:56,106 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:36:56,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:36:58,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:36:58,518 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:36:58,518 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1123733224] [2021-08-22 08:36:58,518 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1123733224] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 08:36:58,518 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 08:36:58,519 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2021-08-22 08:36:58,519 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512099199] [2021-08-22 08:36:58,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2021-08-22 08:36:58,519 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:36:58,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-08-22 08:36:58,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=1109, Unknown=0, NotChecked=0, Total=1190 [2021-08-22 08:36:58,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:36:58,522 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:36:58,522 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 2.6) internal successors, (91), 35 states have internal predecessors, (91), 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) [2021-08-22 08:36:58,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:36:58,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:36:58,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:37:02,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:37:02,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:37:02,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:37:02,520 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-22 08:37:02,520 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 08:37:02,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:37:02,521 INFO L82 PathProgramCache]: Analyzing trace with hash 981388192, now seen corresponding path program 1 times [2021-08-22 08:37:02,521 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:37:02,521 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761062714] [2021-08-22 08:37:02,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:37:02,522 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:37:02,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:37:05,526 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 41 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:37:05,526 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:37:05,527 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761062714] [2021-08-22 08:37:05,527 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1761062714] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:37:05,527 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [330234224] [2021-08-22 08:37:05,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:37:05,527 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 08:37:05,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 08:37:05,532 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 08:37:05,555 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-08-22 08:37:05,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:37:05,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 149 conjunts are in the unsatisfiable core [2021-08-22 08:37:05,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 08:37:05,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-08-22 08:37:05,914 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-22 08:37:05,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-08-22 08:37:06,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-08-22 08:37:06,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 17 [2021-08-22 08:37:06,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 18 [2021-08-22 08:37:06,162 INFO L354 Elim1Store]: treesize reduction 48, result has 23.8 percent of original size [2021-08-22 08:37:06,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-08-22 08:37:08,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:08,148 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:37:08,164 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 08:37:08,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 38 [2021-08-22 08:37:08,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:08,499 INFO L354 Elim1Store]: treesize reduction 43, result has 14.0 percent of original size [2021-08-22 08:37:08,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 58 treesize of output 45 [2021-08-22 08:37:09,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:09,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:09,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:09,709 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:37:09,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:09,729 INFO L354 Elim1Store]: treesize reduction 60, result has 30.2 percent of original size [2021-08-22 08:37:09,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 50 [2021-08-22 08:37:09,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:09,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:09,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:09,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 39 [2021-08-22 08:37:11,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:11,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:11,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:11,483 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:37:11,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:11,508 INFO L354 Elim1Store]: treesize reduction 60, result has 30.2 percent of original size [2021-08-22 08:37:11,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 50 [2021-08-22 08:37:11,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:11,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:11,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:11,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 39 [2021-08-22 08:37:12,715 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:37:12,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:12,738 INFO L354 Elim1Store]: treesize reduction 78, result has 27.8 percent of original size [2021-08-22 08:37:12,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 54 [2021-08-22 08:37:12,923 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-22 08:37:12,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 76 treesize of output 94 [2021-08-22 08:37:12,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 27 [2021-08-22 08:37:13,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 35 [2021-08-22 08:37:13,864 INFO L354 Elim1Store]: treesize reduction 22, result has 12.0 percent of original size [2021-08-22 08:37:13,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 87 treesize of output 49 [2021-08-22 08:37:14,259 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:37:14,259 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [330234224] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:37:14,259 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 08:37:14,259 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 57] total 86 [2021-08-22 08:37:14,260 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [206072078] [2021-08-22 08:37:14,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2021-08-22 08:37:14,261 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:37:14,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2021-08-22 08:37:14,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=321, Invalid=6989, Unknown=0, NotChecked=0, Total=7310 [2021-08-22 08:37:14,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:37:14,264 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:37:14,264 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 3.127906976744186) internal successors, (269), 86 states have internal predecessors, (269), 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) [2021-08-22 08:37:14,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:37:14,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:37:14,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:37:14,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:37:22,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:37:22,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:37:22,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:37:22,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-08-22 08:37:23,000 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-08-22 08:37:23,181 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2021-08-22 08:37:23,181 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 08:37:23,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:37:23,182 INFO L82 PathProgramCache]: Analyzing trace with hash 1347138242, now seen corresponding path program 1 times [2021-08-22 08:37:23,182 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:37:23,182 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234440122] [2021-08-22 08:37:23,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:37:23,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:37:23,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:37:27,451 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:37:27,452 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:37:27,452 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234440122] [2021-08-22 08:37:27,452 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234440122] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:37:27,452 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [112684718] [2021-08-22 08:37:27,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:37:27,452 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 08:37:27,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 08:37:27,462 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 08:37:27,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-08-22 08:37:28,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:37:28,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 166 conjunts are in the unsatisfiable core [2021-08-22 08:37:28,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 08:37:28,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-08-22 08:37:28,140 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-22 08:37:28,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-08-22 08:37:28,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-08-22 08:37:28,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 17 [2021-08-22 08:37:28,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 18 [2021-08-22 08:37:28,307 INFO L354 Elim1Store]: treesize reduction 48, result has 23.8 percent of original size [2021-08-22 08:37:28,307 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-08-22 08:37:29,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:29,937 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:37:29,951 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 08:37:29,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 38 [2021-08-22 08:37:30,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:30,242 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:37:30,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 84 [2021-08-22 08:37:30,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:30,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 27 [2021-08-22 08:37:31,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:31,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:31,373 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:37:31,387 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 08:37:31,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 38 [2021-08-22 08:37:31,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:31,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:31,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:31,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 39 [2021-08-22 08:37:32,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:32,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:32,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:32,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:32,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:32,881 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:37:32,900 INFO L354 Elim1Store]: treesize reduction 60, result has 30.2 percent of original size [2021-08-22 08:37:32,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 50 [2021-08-22 08:37:33,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:33,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:33,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:33,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 39 [2021-08-22 08:37:34,992 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-22 08:37:34,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 107 treesize of output 124 [2021-08-22 08:37:34,999 INFO L354 Elim1Store]: treesize reduction 2, result has 33.3 percent of original size [2021-08-22 08:37:34,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 41 [2021-08-22 08:37:36,248 INFO L354 Elim1Store]: treesize reduction 22, result has 12.0 percent of original size [2021-08-22 08:37:36,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 37 treesize of output 23 [2021-08-22 08:37:36,347 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:37:36,348 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [112684718] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:37:36,348 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 08:37:36,348 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [61, 62] total 105 [2021-08-22 08:37:36,348 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163013246] [2021-08-22 08:37:36,349 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 105 states [2021-08-22 08:37:36,349 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:37:36,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 105 interpolants. [2021-08-22 08:37:36,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=485, Invalid=10435, Unknown=0, NotChecked=0, Total=10920 [2021-08-22 08:37:36,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:37:36,354 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:37:36,354 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 105 states, 105 states have (on average 2.914285714285714) internal successors, (306), 105 states have internal predecessors, (306), 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) [2021-08-22 08:37:36,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:37:36,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:37:36,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:37:36,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-08-22 08:37:36,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:37:46,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:37:46,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:37:46,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:37:46,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-08-22 08:37:46,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-08-22 08:37:46,558 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-08-22 08:37:46,744 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 08:37:46,745 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 08:37:46,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:37:46,745 INFO L82 PathProgramCache]: Analyzing trace with hash 1076627042, now seen corresponding path program 2 times [2021-08-22 08:37:46,745 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:37:46,746 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920784437] [2021-08-22 08:37:46,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:37:46,746 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:37:46,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:37:51,382 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 0 proven. 181 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:37:51,383 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:37:51,383 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920784437] [2021-08-22 08:37:51,383 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1920784437] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:37:51,383 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1159529578] [2021-08-22 08:37:51,383 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 08:37:51,383 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 08:37:51,383 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 08:37:51,385 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 08:37:51,385 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-08-22 08:37:52,518 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 08:37:52,518 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 08:37:52,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 173 conjunts are in the unsatisfiable core [2021-08-22 08:37:52,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 08:37:52,570 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-08-22 08:37:52,582 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-22 08:37:52,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-08-22 08:37:52,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-08-22 08:37:52,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 17 [2021-08-22 08:37:52,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 18 [2021-08-22 08:37:52,741 INFO L354 Elim1Store]: treesize reduction 48, result has 23.8 percent of original size [2021-08-22 08:37:52,741 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-08-22 08:37:53,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:53,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:53,872 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:37:53,885 INFO L354 Elim1Store]: treesize reduction 42, result has 28.8 percent of original size [2021-08-22 08:37:53,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 40 [2021-08-22 08:37:54,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:54,219 INFO L354 Elim1Store]: treesize reduction 43, result has 14.0 percent of original size [2021-08-22 08:37:54,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 47 [2021-08-22 08:37:55,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:55,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:55,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:55,240 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:37:55,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:55,262 INFO L354 Elim1Store]: treesize reduction 60, result has 30.2 percent of original size [2021-08-22 08:37:55,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 50 [2021-08-22 08:37:55,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:55,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:55,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:55,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 39 [2021-08-22 08:37:56,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:56,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:56,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:56,585 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:37:56,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:56,606 INFO L354 Elim1Store]: treesize reduction 60, result has 30.2 percent of original size [2021-08-22 08:37:56,606 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 50 [2021-08-22 08:37:56,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:56,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:56,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:56,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:56,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:56,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:56,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 129 [2021-08-22 08:37:57,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:57,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:57,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:57,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:57,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:57,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:37:57,021 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 38 [2021-08-22 08:37:58,965 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-22 08:37:58,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 121 treesize of output 144 [2021-08-22 08:37:58,971 INFO L354 Elim1Store]: treesize reduction 2, result has 33.3 percent of original size [2021-08-22 08:37:58,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 90 treesize of output 70 [2021-08-22 08:38:00,533 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-22 08:38:00,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 55 treesize of output 48 [2021-08-22 08:38:01,967 INFO L354 Elim1Store]: treesize reduction 30, result has 9.1 percent of original size [2021-08-22 08:38:01,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 51 treesize of output 29 [2021-08-22 08:38:02,450 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 0 proven. 181 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:38:02,450 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1159529578] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:38:02,450 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 08:38:02,450 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [70, 64] total 117 [2021-08-22 08:38:02,450 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333519738] [2021-08-22 08:38:02,451 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 117 states [2021-08-22 08:38:02,451 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:38:02,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 117 interpolants. [2021-08-22 08:38:02,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=432, Invalid=13140, Unknown=0, NotChecked=0, Total=13572 [2021-08-22 08:38:02,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:38:02,455 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:38:02,456 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 117 states, 117 states have (on average 3.2393162393162394) internal successors, (379), 117 states have internal predecessors, (379), 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) [2021-08-22 08:38:02,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:38:02,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:38:02,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:38:02,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-08-22 08:38:02,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-08-22 08:38:02,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:38:16,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:38:16,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:38:16,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:38:16,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-08-22 08:38:16,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-08-22 08:38:16,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-08-22 08:38:16,542 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-08-22 08:38:16,724 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 08:38:16,725 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 08:38:16,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:38:16,726 INFO L82 PathProgramCache]: Analyzing trace with hash -1734370633, now seen corresponding path program 1 times [2021-08-22 08:38:16,726 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:38:16,726 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907844542] [2021-08-22 08:38:16,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:38:16,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:38:16,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:38:16,781 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-22 08:38:16,782 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:38:16,782 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907844542] [2021-08-22 08:38:16,782 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907844542] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 08:38:16,782 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 08:38:16,782 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-22 08:38:16,782 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388246218] [2021-08-22 08:38:16,782 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-22 08:38:16,783 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:38:16,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-22 08:38:16,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-22 08:38:16,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:38:16,783 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:38:16,783 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 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) [2021-08-22 08:38:16,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:38:16,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:38:16,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:38:16,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-08-22 08:38:16,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-08-22 08:38:16,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-08-22 08:38:16,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:38:19,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:38:19,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:38:19,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:38:19,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-08-22 08:38:19,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-08-22 08:38:19,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2021-08-22 08:38:19,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:38:19,532 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-22 08:38:19,532 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 08:38:19,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:38:19,533 INFO L82 PathProgramCache]: Analyzing trace with hash 1921190402, now seen corresponding path program 3 times [2021-08-22 08:38:19,533 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:38:19,533 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835403277] [2021-08-22 08:38:19,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:38:19,533 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:38:19,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:38:25,065 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 58 proven. 227 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:38:25,065 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:38:25,066 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835403277] [2021-08-22 08:38:25,066 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835403277] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:38:25,066 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1823074429] [2021-08-22 08:38:25,066 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 08:38:25,066 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 08:38:25,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 08:38:25,067 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 08:38:25,068 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-08-22 08:38:27,025 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-08-22 08:38:27,026 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 08:38:27,032 WARN L261 TraceCheckSpWp]: Trace formula consists of 492 conjuncts, 249 conjunts are in the unsatisfiable core [2021-08-22 08:38:27,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 08:38:27,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-08-22 08:38:27,240 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-22 08:38:27,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-08-22 08:38:27,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-08-22 08:38:27,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:38:27,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2021-08-22 08:38:27,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:38:27,735 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-08-22 08:38:27,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 34 [2021-08-22 08:38:29,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:38:29,340 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:38:29,353 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 08:38:29,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 38 [2021-08-22 08:38:29,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:38:29,644 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:38:29,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 84 [2021-08-22 08:38:29,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:38:29,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 23 [2021-08-22 08:38:30,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:38:30,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:38:30,796 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:38:30,808 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 08:38:30,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 38 [2021-08-22 08:38:31,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:38:31,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 27 [2021-08-22 08:38:31,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:38:31,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:38:31,956 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:38:31,969 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 08:38:31,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 38 [2021-08-22 08:38:32,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:38:32,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 27 [2021-08-22 08:38:34,493 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-22 08:38:34,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 100 treesize of output 107 [2021-08-22 08:38:34,499 INFO L354 Elim1Store]: treesize reduction 2, result has 33.3 percent of original size [2021-08-22 08:38:34,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 31 [2021-08-22 08:38:36,701 INFO L354 Elim1Store]: treesize reduction 37, result has 15.9 percent of original size [2021-08-22 08:38:36,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 50 treesize of output 43 [2021-08-22 08:38:38,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:38:38,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:38:38,984 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-22 08:38:38,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 37 [2021-08-22 08:38:40,202 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 57 proven. 228 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:38:40,203 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1823074429] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:38:40,203 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 08:38:40,203 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [74, 86] total 153 [2021-08-22 08:38:40,203 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087883761] [2021-08-22 08:38:40,204 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 153 states [2021-08-22 08:38:40,204 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:38:40,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 153 interpolants. [2021-08-22 08:38:40,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=731, Invalid=22525, Unknown=0, NotChecked=0, Total=23256 [2021-08-22 08:38:40,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:38:40,208 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:38:40,209 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 153 states, 153 states have (on average 2.9869281045751634) internal successors, (457), 153 states have internal predecessors, (457), 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) [2021-08-22 08:38:40,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:38:40,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:38:40,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:38:40,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-08-22 08:38:40,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-08-22 08:38:40,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2021-08-22 08:38:40,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:38:40,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:39:00,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:39:00,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:39:00,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:39:00,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-08-22 08:39:00,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-08-22 08:39:00,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2021-08-22 08:39:00,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:39:00,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-08-22 08:39:00,168 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-08-22 08:39:00,345 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 08:39:00,345 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 08:39:00,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:39:00,345 INFO L82 PathProgramCache]: Analyzing trace with hash -2040217610, now seen corresponding path program 1 times [2021-08-22 08:39:00,345 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:39:00,346 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922981606] [2021-08-22 08:39:00,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:39:00,346 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:39:00,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:39:00,539 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-08-22 08:39:00,539 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:39:00,539 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922981606] [2021-08-22 08:39:00,539 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [922981606] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:39:00,539 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1842673458] [2021-08-22 08:39:00,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:39:00,540 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 08:39:00,540 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 08:39:00,549 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 08:39:00,550 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-08-22 08:39:02,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:39:03,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-22 08:39:03,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 08:39:03,634 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-08-22 08:39:03,634 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1842673458] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:39:03,634 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 08:39:03,634 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 9] total 18 [2021-08-22 08:39:03,634 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884765956] [2021-08-22 08:39:03,635 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-08-22 08:39:03,635 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:39:03,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-08-22 08:39:03,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2021-08-22 08:39:03,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:39:03,636 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:39:03,636 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 14.38888888888889) internal successors, (259), 18 states have internal predecessors, (259), 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) [2021-08-22 08:39:03,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:39:03,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:39:03,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:39:03,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-08-22 08:39:03,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-08-22 08:39:03,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2021-08-22 08:39:03,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:39:03,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-08-22 08:39:03,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:39:03,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:39:03,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:39:03,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:39:03,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-08-22 08:39:03,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-08-22 08:39:03,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2021-08-22 08:39:03,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:39:03,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-08-22 08:39:03,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 08:39:03,801 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-08-22 08:39:03,980 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 08:39:03,981 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 08:39:03,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:39:03,981 INFO L82 PathProgramCache]: Analyzing trace with hash -1402840784, now seen corresponding path program 1 times [2021-08-22 08:39:03,981 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:39:03,981 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862591405] [2021-08-22 08:39:03,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:39:03,982 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:39:04,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:39:04,065 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-08-22 08:39:04,065 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:39:04,065 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862591405] [2021-08-22 08:39:04,065 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862591405] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:39:04,065 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [862753594] [2021-08-22 08:39:04,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:39:04,066 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 08:39:04,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 08:39:04,072 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 08:39:04,074 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-08-22 08:39:06,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:39:06,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 438 conjuncts, 5 conjunts are in the unsatisfiable core [2021-08-22 08:39:06,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 08:39:06,952 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-08-22 08:39:06,952 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [862753594] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:39:06,952 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 08:39:06,952 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-08-22 08:39:06,953 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774610962] [2021-08-22 08:39:06,953 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-22 08:39:06,953 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:39:06,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-22 08:39:06,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-08-22 08:39:06,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:39:06,954 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:39:06,954 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 33.285714285714285) internal successors, (233), 7 states have internal predecessors, (233), 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) [2021-08-22 08:39:06,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:39:06,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:39:06,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:39:06,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-08-22 08:39:06,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-08-22 08:39:06,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2021-08-22 08:39:06,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:39:06,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-08-22 08:39:06,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 08:39:06,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:39:27,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:39:27,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:39:27,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:39:27,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-08-22 08:39:27,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-08-22 08:39:27,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-08-22 08:39:27,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:39:27,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2021-08-22 08:39:27,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 08:39:27,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:39:27,335 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2021-08-22 08:39:27,513 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 08:39:27,513 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 08:39:27,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:39:27,514 INFO L82 PathProgramCache]: Analyzing trace with hash 2066311781, now seen corresponding path program 1 times [2021-08-22 08:39:27,514 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:39:27,514 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331164267] [2021-08-22 08:39:27,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:39:27,514 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:39:27,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:39:30,884 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 59 proven. 146 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-22 08:39:30,885 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:39:30,885 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331164267] [2021-08-22 08:39:30,885 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [331164267] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:39:30,885 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [753870668] [2021-08-22 08:39:30,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:39:30,885 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 08:39:30,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 08:39:30,886 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 08:39:30,887 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-08-22 08:39:33,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:39:33,341 WARN L261 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 205 conjunts are in the unsatisfiable core [2021-08-22 08:39:33,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 08:39:33,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-08-22 08:39:33,401 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-22 08:39:33,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-08-22 08:39:33,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-08-22 08:39:33,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 17 [2021-08-22 08:39:33,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 18 [2021-08-22 08:39:33,553 INFO L354 Elim1Store]: treesize reduction 48, result has 23.8 percent of original size [2021-08-22 08:39:33,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-08-22 08:39:35,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:35,134 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:39:35,150 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 08:39:35,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 38 [2021-08-22 08:39:35,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:35,494 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:39:35,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 84 [2021-08-22 08:39:35,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:35,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 23 [2021-08-22 08:39:36,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:36,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:36,625 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:39:36,639 INFO L354 Elim1Store]: treesize reduction 42, result has 28.8 percent of original size [2021-08-22 08:39:36,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 40 [2021-08-22 08:39:36,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:36,990 INFO L354 Elim1Store]: treesize reduction 43, result has 14.0 percent of original size [2021-08-22 08:39:36,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 47 [2021-08-22 08:39:38,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:38,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:38,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:38,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:38,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:38,097 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:39:38,116 INFO L354 Elim1Store]: treesize reduction 60, result has 30.2 percent of original size [2021-08-22 08:39:38,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 50 [2021-08-22 08:39:38,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:38,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:38,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:38,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 39 [2021-08-22 08:39:40,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:40,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:40,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:40,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:40,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:40,736 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:39:40,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 113 [2021-08-22 08:39:40,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:40,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:40,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:40,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 55 [2021-08-22 08:39:41,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:41,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:41,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:41,440 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:39:41,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:41,460 INFO L354 Elim1Store]: treesize reduction 66, result has 28.3 percent of original size [2021-08-22 08:39:41,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 56 treesize of output 52 [2021-08-22 08:39:41,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:41,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:41,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:39:41,793 INFO L354 Elim1Store]: treesize reduction 53, result has 11.7 percent of original size [2021-08-22 08:39:41,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 75 treesize of output 59 [2021-08-22 08:39:42,803 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 59 proven. 146 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-22 08:39:42,803 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [753870668] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:39:42,803 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 08:39:42,803 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 59] total 98 [2021-08-22 08:39:42,803 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615661709] [2021-08-22 08:39:42,804 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 98 states [2021-08-22 08:39:42,804 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:39:42,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2021-08-22 08:39:42,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=385, Invalid=9121, Unknown=0, NotChecked=0, Total=9506 [2021-08-22 08:39:42,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:39:42,806 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:39:42,806 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 98 states, 98 states have (on average 3.295918367346939) internal successors, (323), 98 states have internal predecessors, (323), 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) [2021-08-22 08:39:42,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:39:42,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:39:42,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:39:42,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-08-22 08:39:42,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-08-22 08:39:42,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-08-22 08:39:42,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:39:42,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2021-08-22 08:39:42,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 08:39:42,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:39:42,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:39:52,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:39:52,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:39:52,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:39:52,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-08-22 08:39:52,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-08-22 08:39:52,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-08-22 08:39:52,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:39:52,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2021-08-22 08:39:52,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 08:39:52,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:39:52,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-08-22 08:39:52,968 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-08-22 08:39:53,138 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-08-22 08:39:53,138 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 08:39:53,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:39:53,139 INFO L82 PathProgramCache]: Analyzing trace with hash 1263818366, now seen corresponding path program 4 times [2021-08-22 08:39:53,139 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:39:53,139 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119241451] [2021-08-22 08:39:53,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:39:53,139 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:39:53,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:39:59,921 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 178 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:39:59,921 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:39:59,922 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [119241451] [2021-08-22 08:39:59,922 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [119241451] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:39:59,922 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [345415745] [2021-08-22 08:39:59,922 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-22 08:39:59,922 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 08:39:59,922 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 08:39:59,923 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 08:39:59,923 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-08-22 08:40:02,995 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-22 08:40:02,995 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 08:40:02,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 197 conjunts are in the unsatisfiable core [2021-08-22 08:40:03,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 08:40:03,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-08-22 08:40:03,051 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-22 08:40:03,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-08-22 08:40:03,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-08-22 08:40:03,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 17 [2021-08-22 08:40:03,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 18 [2021-08-22 08:40:03,222 INFO L354 Elim1Store]: treesize reduction 48, result has 23.8 percent of original size [2021-08-22 08:40:03,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-08-22 08:40:04,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:04,879 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:40:04,892 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 08:40:04,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 38 [2021-08-22 08:40:05,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:05,210 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:40:05,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 84 [2021-08-22 08:40:05,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:05,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 23 [2021-08-22 08:40:06,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:06,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:06,642 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:40:06,655 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 08:40:06,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 38 [2021-08-22 08:40:07,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:07,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:07,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:07,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 39 [2021-08-22 08:40:08,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:08,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:08,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:08,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:08,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:08,289 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:40:08,311 INFO L354 Elim1Store]: treesize reduction 60, result has 30.2 percent of original size [2021-08-22 08:40:08,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 50 [2021-08-22 08:40:08,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:08,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:08,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:08,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 39 [2021-08-22 08:40:10,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:10,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:10,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:10,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 105 [2021-08-22 08:40:10,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:10,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:10,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:10,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 41 [2021-08-22 08:40:11,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:11,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:11,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:11,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:11,016 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:40:11,035 INFO L354 Elim1Store]: treesize reduction 60, result has 30.2 percent of original size [2021-08-22 08:40:11,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 50 [2021-08-22 08:40:11,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:11,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:11,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:11,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 39 [2021-08-22 08:40:13,256 INFO L354 Elim1Store]: treesize reduction 22, result has 12.0 percent of original size [2021-08-22 08:40:13,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 37 treesize of output 23 [2021-08-22 08:40:13,378 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 178 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:40:13,379 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [345415745] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:40:13,379 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 08:40:13,379 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [72, 69] total 122 [2021-08-22 08:40:13,379 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560164205] [2021-08-22 08:40:13,380 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 122 states [2021-08-22 08:40:13,380 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:40:13,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 122 interpolants. [2021-08-22 08:40:13,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=506, Invalid=14256, Unknown=0, NotChecked=0, Total=14762 [2021-08-22 08:40:13,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:40:13,381 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:40:13,381 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 122 states, 122 states have (on average 2.778688524590164) internal successors, (339), 122 states have internal predecessors, (339), 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) [2021-08-22 08:40:13,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:40:13,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:40:13,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:40:13,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-08-22 08:40:13,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-08-22 08:40:13,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-08-22 08:40:13,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:40:13,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2021-08-22 08:40:13,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 08:40:13,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:40:13,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-08-22 08:40:13,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:40:30,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:40:30,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:40:30,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:40:30,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-08-22 08:40:30,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-08-22 08:40:30,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-08-22 08:40:30,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:40:30,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2021-08-22 08:40:30,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 08:40:30,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:40:30,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-08-22 08:40:30,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-08-22 08:40:30,452 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-08-22 08:40:30,626 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 08:40:30,627 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 08:40:30,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:40:30,627 INFO L82 PathProgramCache]: Analyzing trace with hash -1575060450, now seen corresponding path program 5 times [2021-08-22 08:40:30,627 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:40:30,627 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214307915] [2021-08-22 08:40:30,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:40:30,627 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:40:30,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:40:39,011 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 246 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:40:39,012 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:40:39,012 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214307915] [2021-08-22 08:40:39,012 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214307915] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:40:39,012 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [129833316] [2021-08-22 08:40:39,012 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-22 08:40:39,012 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 08:40:39,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 08:40:39,013 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 08:40:39,014 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-08-22 08:40:42,836 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-08-22 08:40:42,836 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 08:40:42,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 191 conjunts are in the unsatisfiable core [2021-08-22 08:40:42,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 08:40:42,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-08-22 08:40:42,893 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-22 08:40:42,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-08-22 08:40:42,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-08-22 08:40:42,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 17 [2021-08-22 08:40:42,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 18 [2021-08-22 08:40:43,035 INFO L354 Elim1Store]: treesize reduction 48, result has 23.8 percent of original size [2021-08-22 08:40:43,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-08-22 08:40:44,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:44,444 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:40:44,457 INFO L354 Elim1Store]: treesize reduction 42, result has 28.8 percent of original size [2021-08-22 08:40:44,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 40 [2021-08-22 08:40:44,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:44,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:44,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:44,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 41 [2021-08-22 08:40:45,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:45,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:45,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:45,827 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:40:45,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:45,846 INFO L354 Elim1Store]: treesize reduction 60, result has 30.2 percent of original size [2021-08-22 08:40:45,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 50 [2021-08-22 08:40:46,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:46,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:46,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:46,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 39 [2021-08-22 08:40:47,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:47,600 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:40:47,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:47,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:47,620 INFO L354 Elim1Store]: treesize reduction 66, result has 28.3 percent of original size [2021-08-22 08:40:47,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 50 treesize of output 52 [2021-08-22 08:40:47,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:47,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:47,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:48,000 INFO L354 Elim1Store]: treesize reduction 53, result has 11.7 percent of original size [2021-08-22 08:40:48,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 69 treesize of output 59 [2021-08-22 08:40:50,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:50,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:50,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:50,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:50,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:50,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:50,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 131 [2021-08-22 08:40:50,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:50,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:50,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:50,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:50,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:50,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:50,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 64 [2021-08-22 08:40:50,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:50,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:50,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:50,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:50,960 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:40:50,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:50,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:50,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:50,992 INFO L354 Elim1Store]: treesize reduction 90, result has 28.0 percent of original size [2021-08-22 08:40:50,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 65 treesize of output 64 [2021-08-22 08:40:51,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:51,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:51,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:51,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:51,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:51,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:51,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:51,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:51,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:51,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:51,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 152 [2021-08-22 08:40:51,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:51,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:51,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:51,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:51,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:51,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:51,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:51,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:51,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:51,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:40:51,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 68 [2021-08-22 08:40:54,442 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-22 08:40:54,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 68 treesize of output 60 [2021-08-22 08:40:55,985 INFO L354 Elim1Store]: treesize reduction 38, result has 7.3 percent of original size [2021-08-22 08:40:55,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 15 case distinctions, treesize of input 58 treesize of output 32 [2021-08-22 08:40:56,581 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 246 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:40:56,581 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [129833316] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:40:56,582 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 08:40:56,582 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [83, 75] total 141 [2021-08-22 08:40:56,582 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115936502] [2021-08-22 08:40:56,582 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 141 states [2021-08-22 08:40:56,582 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:40:56,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 141 interpolants. [2021-08-22 08:40:56,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=708, Invalid=19032, Unknown=0, NotChecked=0, Total=19740 [2021-08-22 08:40:56,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:40:56,585 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:40:56,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 141 states, 141 states have (on average 3.0141843971631204) internal successors, (425), 141 states have internal predecessors, (425), 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) [2021-08-22 08:40:56,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:40:56,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:40:56,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:40:56,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-08-22 08:40:56,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-08-22 08:40:56,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-08-22 08:40:56,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:40:56,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2021-08-22 08:40:56,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 08:40:56,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:40:56,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-08-22 08:40:56,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-08-22 08:40:56,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:41:23,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:41:23,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:41:23,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:41:23,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-08-22 08:41:23,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-08-22 08:41:23,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-08-22 08:41:23,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:41:23,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2021-08-22 08:41:23,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 08:41:23,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:41:23,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-08-22 08:41:23,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-08-22 08:41:23,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2021-08-22 08:41:23,396 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-08-22 08:41:23,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-08-22 08:41:23,566 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 08:41:23,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:41:23,567 INFO L82 PathProgramCache]: Analyzing trace with hash 1717457342, now seen corresponding path program 6 times [2021-08-22 08:41:23,567 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:41:23,567 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202696643] [2021-08-22 08:41:23,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:41:23,567 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:41:23,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:41:33,630 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 0 proven. 350 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:41:33,631 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:41:33,631 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202696643] [2021-08-22 08:41:33,631 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202696643] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:41:33,631 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [460184216] [2021-08-22 08:41:33,631 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-22 08:41:33,631 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 08:41:33,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 08:41:33,637 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 08:41:33,638 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-08-22 08:41:38,710 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-08-22 08:41:38,710 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 08:41:38,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 526 conjuncts, 222 conjunts are in the unsatisfiable core [2021-08-22 08:41:38,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 08:41:38,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-08-22 08:41:38,768 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-22 08:41:38,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-08-22 08:41:38,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-08-22 08:41:38,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 17 [2021-08-22 08:41:38,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 18 [2021-08-22 08:41:38,909 INFO L354 Elim1Store]: treesize reduction 48, result has 23.8 percent of original size [2021-08-22 08:41:38,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-08-22 08:41:40,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:41:40,214 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:41:40,226 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 08:41:40,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 38 [2021-08-22 08:41:40,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:41:40,557 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:41:40,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 84 [2021-08-22 08:41:40,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:41:40,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 23 [2021-08-22 08:41:41,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:41:41,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:41:41,865 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:41:41,878 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 08:41:41,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 38 [2021-08-22 08:41:42,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:41:42,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 27 [2021-08-22 08:41:43,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:41:43,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:41:43,133 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:41:43,147 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 08:41:43,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 38 [2021-08-22 08:41:43,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:41:43,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 27 [2021-08-22 08:41:45,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:41:45,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 84 [2021-08-22 08:41:45,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:41:45,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 23 [2021-08-22 08:41:46,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:41:46,107 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:41:46,119 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 08:41:46,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 38 [2021-08-22 08:41:46,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:41:46,521 INFO L354 Elim1Store]: treesize reduction 43, result has 14.0 percent of original size [2021-08-22 08:41:46,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 58 treesize of output 45 [2021-08-22 08:41:49,031 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-22 08:41:49,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 35 [2021-08-22 08:41:50,585 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-22 08:41:50,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 35 [2021-08-22 08:41:51,989 INFO L354 Elim1Store]: treesize reduction 22, result has 12.0 percent of original size [2021-08-22 08:41:51,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 37 treesize of output 23 [2021-08-22 08:41:52,636 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 0 proven. 350 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:41:52,636 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [460184216] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:41:52,636 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 08:41:52,636 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [99, 78] total 163 [2021-08-22 08:41:52,636 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125176575] [2021-08-22 08:41:52,637 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 163 states [2021-08-22 08:41:52,637 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:41:52,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 163 interpolants. [2021-08-22 08:41:52,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=552, Invalid=25854, Unknown=0, NotChecked=0, Total=26406 [2021-08-22 08:41:52,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:41:52,639 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:41:52,640 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 163 states, 163 states have (on average 3.085889570552147) internal successors, (503), 163 states have internal predecessors, (503), 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) [2021-08-22 08:41:52,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:41:52,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:41:52,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:41:52,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-08-22 08:41:52,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-08-22 08:41:52,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-08-22 08:41:52,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:41:52,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2021-08-22 08:41:52,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-22 08:41:52,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:41:52,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-08-22 08:41:52,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-08-22 08:41:52,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2021-08-22 08:41:52,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:42:19,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:42:19,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:42:19,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:42:19,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-08-22 08:42:19,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-08-22 08:42:19,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-08-22 08:42:19,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:42:19,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2021-08-22 08:42:19,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 08:42:19,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:42:19,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-08-22 08:42:19,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-08-22 08:42:19,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2021-08-22 08:42:19,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2021-08-22 08:42:19,518 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2021-08-22 08:42:19,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-08-22 08:42:19,690 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 08:42:19,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:42:19,690 INFO L82 PathProgramCache]: Analyzing trace with hash 586930014, now seen corresponding path program 7 times [2021-08-22 08:42:19,690 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:42:19,690 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002374740] [2021-08-22 08:42:19,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:42:19,690 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:42:19,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:42:26,201 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 76 proven. 414 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:42:26,201 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:42:26,201 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002374740] [2021-08-22 08:42:26,202 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2002374740] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:42:26,202 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1823657855] [2021-08-22 08:42:26,202 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-22 08:42:26,202 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 08:42:26,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 08:42:26,203 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 08:42:26,203 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-08-22 08:42:31,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:42:31,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 591 conjuncts, 227 conjunts are in the unsatisfiable core [2021-08-22 08:42:31,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 08:42:31,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-08-22 08:42:31,402 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-22 08:42:31,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-08-22 08:42:31,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-08-22 08:42:31,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 17 [2021-08-22 08:42:31,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 18 [2021-08-22 08:42:31,550 INFO L354 Elim1Store]: treesize reduction 48, result has 23.8 percent of original size [2021-08-22 08:42:31,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-08-22 08:42:33,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:42:33,177 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:42:33,207 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 08:42:33,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 38 [2021-08-22 08:42:33,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:42:33,531 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:42:33,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 84 [2021-08-22 08:42:33,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:42:33,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 27 [2021-08-22 08:42:34,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:42:34,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:42:34,878 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:42:34,891 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 08:42:34,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 38 [2021-08-22 08:42:35,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:42:35,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 27 [2021-08-22 08:42:36,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:42:36,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:42:36,436 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:42:36,449 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 08:42:36,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 38 [2021-08-22 08:42:36,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:42:36,689 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 27 [2021-08-22 08:42:38,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:42:38,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 84 [2021-08-22 08:42:38,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:42:38,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 23 [2021-08-22 08:42:39,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:42:39,265 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:42:39,278 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 08:42:39,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 38 [2021-08-22 08:42:39,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:42:39,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:42:39,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:42:39,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 39 [2021-08-22 08:42:41,522 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-22 08:42:41,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 35 [2021-08-22 08:42:42,477 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-22 08:42:42,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 35 [2021-08-22 08:42:43,471 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-22 08:42:43,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 35 [2021-08-22 08:42:44,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:42:44,194 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:42:44,196 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-22 08:42:44,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 38 treesize of output 19 [2021-08-22 08:42:44,563 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 76 proven. 414 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:42:44,563 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1823657855] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:42:44,563 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 08:42:44,563 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [81, 78] total 146 [2021-08-22 08:42:44,563 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706733331] [2021-08-22 08:42:44,564 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 146 states [2021-08-22 08:42:44,564 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:42:44,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 146 interpolants. [2021-08-22 08:42:44,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=599, Invalid=20571, Unknown=0, NotChecked=0, Total=21170 [2021-08-22 08:42:44,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:42:44,566 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:42:44,567 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 146 states, 146 states have (on average 3.808219178082192) internal successors, (556), 146 states have internal predecessors, (556), 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) [2021-08-22 08:42:44,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:42:44,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:42:44,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:42:44,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-08-22 08:42:44,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-08-22 08:42:44,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-08-22 08:42:44,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:42:44,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2021-08-22 08:42:44,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 08:42:44,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:42:44,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-08-22 08:42:44,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-08-22 08:42:44,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2021-08-22 08:42:44,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2021-08-22 08:42:44,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:43:00,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:43:00,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:43:00,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:43:00,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-08-22 08:43:00,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-08-22 08:43:00,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-08-22 08:43:00,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:43:00,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2021-08-22 08:43:00,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 08:43:00,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:43:00,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-08-22 08:43:00,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-08-22 08:43:00,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2021-08-22 08:43:00,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2021-08-22 08:43:00,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2021-08-22 08:43:00,840 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-08-22 08:43:01,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-08-22 08:43:01,010 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 08:43:01,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:43:01,011 INFO L82 PathProgramCache]: Analyzing trace with hash -687747500, now seen corresponding path program 2 times [2021-08-22 08:43:01,011 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:43:01,011 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081162427] [2021-08-22 08:43:01,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:43:01,011 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:43:01,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:43:01,137 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 224 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-08-22 08:43:01,138 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:43:01,138 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081162427] [2021-08-22 08:43:01,138 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081162427] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:43:01,138 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1754165655] [2021-08-22 08:43:01,138 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 08:43:01,139 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 08:43:01,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 08:43:01,141 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 08:43:01,165 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-08-22 08:43:07,130 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 08:43:07,130 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 08:43:07,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-22 08:43:07,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 08:43:07,828 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 224 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-08-22 08:43:07,829 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1754165655] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:43:07,829 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 08:43:07,829 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-08-22 08:43:07,829 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569678412] [2021-08-22 08:43:07,829 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-22 08:43:07,829 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:43:07,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-22 08:43:07,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2021-08-22 08:43:07,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:43:07,830 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:43:07,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 33.625) internal successors, (269), 8 states have internal predecessors, (269), 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) [2021-08-22 08:43:07,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:43:07,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:43:07,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:43:07,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-08-22 08:43:07,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-08-22 08:43:07,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-08-22 08:43:07,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:43:07,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2021-08-22 08:43:07,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 08:43:07,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:43:07,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-08-22 08:43:07,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-08-22 08:43:07,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2021-08-22 08:43:07,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2021-08-22 08:43:07,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2021-08-22 08:43:07,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:43:16,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:43:16,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:43:16,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:43:16,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-08-22 08:43:16,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-08-22 08:43:16,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-08-22 08:43:16,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:43:16,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2021-08-22 08:43:16,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 08:43:16,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:43:16,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-08-22 08:43:16,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-08-22 08:43:16,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-08-22 08:43:16,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2021-08-22 08:43:16,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-08-22 08:43:16,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 08:43:16,777 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-08-22 08:43:16,944 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-08-22 08:43:16,945 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 08:43:16,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:43:16,945 INFO L82 PathProgramCache]: Analyzing trace with hash -1124373857, now seen corresponding path program 2 times [2021-08-22 08:43:16,945 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:43:16,945 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542137914] [2021-08-22 08:43:16,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:43:16,946 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:43:17,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:43:22,930 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 103 proven. 261 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-22 08:43:22,930 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:43:22,931 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542137914] [2021-08-22 08:43:22,931 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542137914] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:43:22,931 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [808769228] [2021-08-22 08:43:22,931 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 08:43:22,931 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 08:43:22,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 08:43:22,932 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 08:43:22,932 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-08-22 08:43:28,906 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 08:43:28,907 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 08:43:28,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 227 conjunts are in the unsatisfiable core [2021-08-22 08:43:28,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 08:43:28,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-08-22 08:43:28,966 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-22 08:43:28,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-08-22 08:43:29,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-08-22 08:43:29,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 17 [2021-08-22 08:43:29,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 18 [2021-08-22 08:43:29,104 INFO L354 Elim1Store]: treesize reduction 48, result has 23.8 percent of original size [2021-08-22 08:43:29,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-08-22 08:43:30,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:30,544 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:43:30,556 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 08:43:30,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 38 [2021-08-22 08:43:30,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:30,833 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:43:30,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 84 [2021-08-22 08:43:30,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:30,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 23 [2021-08-22 08:43:31,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:31,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:31,950 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:43:31,963 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 08:43:31,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 38 [2021-08-22 08:43:32,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:32,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 27 [2021-08-22 08:43:33,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:33,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:33,253 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:43:33,266 INFO L354 Elim1Store]: treesize reduction 42, result has 28.8 percent of original size [2021-08-22 08:43:33,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 40 [2021-08-22 08:43:33,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:33,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:33,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:33,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 41 [2021-08-22 08:43:35,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:35,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:35,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:35,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 105 [2021-08-22 08:43:35,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:35,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:35,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:35,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 41 [2021-08-22 08:43:36,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:36,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:36,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:36,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:36,123 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:43:36,142 INFO L354 Elim1Store]: treesize reduction 60, result has 30.2 percent of original size [2021-08-22 08:43:36,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 50 [2021-08-22 08:43:36,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:36,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:36,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:36,507 INFO L354 Elim1Store]: treesize reduction 53, result has 11.7 percent of original size [2021-08-22 08:43:36,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 67 treesize of output 57 [2021-08-22 08:43:39,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:39,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:39,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:39,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:39,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:39,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:39,390 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:43:39,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:39,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 54 [2021-08-22 08:43:40,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:40,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:40,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:40,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:40,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:40,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:40,160 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:43:40,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:40,187 INFO L354 Elim1Store]: treesize reduction 82, result has 29.9 percent of original size [2021-08-22 08:43:40,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 57 treesize of output 62 [2021-08-22 08:43:40,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:40,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:40,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:40,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:40,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:40,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:43:40,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 51 [2021-08-22 08:43:41,525 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 103 proven. 261 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-22 08:43:41,525 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [808769228] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:43:41,525 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 08:43:41,525 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [66, 70] total 123 [2021-08-22 08:43:41,526 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919865961] [2021-08-22 08:43:41,526 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 123 states [2021-08-22 08:43:41,526 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:43:41,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 123 interpolants. [2021-08-22 08:43:41,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=480, Invalid=14526, Unknown=0, NotChecked=0, Total=15006 [2021-08-22 08:43:41,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:43:41,528 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:43:41,529 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 123 states, 123 states have (on average 3.5203252032520327) internal successors, (433), 123 states have internal predecessors, (433), 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) [2021-08-22 08:43:41,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:43:41,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:43:41,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:43:41,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-08-22 08:43:41,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-08-22 08:43:41,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-08-22 08:43:41,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:43:41,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2021-08-22 08:43:41,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 08:43:41,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:43:41,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-08-22 08:43:41,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-08-22 08:43:41,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2021-08-22 08:43:41,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2021-08-22 08:43:41,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-08-22 08:43:41,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 08:43:41,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:43:55,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:43:55,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:43:55,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:43:55,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-08-22 08:43:55,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-08-22 08:43:55,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-08-22 08:43:55,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:43:55,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2021-08-22 08:43:55,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 08:43:55,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:43:55,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-08-22 08:43:55,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-08-22 08:43:55,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-08-22 08:43:55,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2021-08-22 08:43:55,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-08-22 08:43:55,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 08:43:55,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-08-22 08:43:55,804 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-08-22 08:43:55,969 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 08:43:55,969 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 08:43:55,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:43:55,970 INFO L82 PathProgramCache]: Analyzing trace with hash -774796744, now seen corresponding path program 8 times [2021-08-22 08:43:55,970 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:43:55,970 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734806735] [2021-08-22 08:43:55,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:43:55,970 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:43:56,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:44:10,219 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:44:10,219 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:44:10,219 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734806735] [2021-08-22 08:44:10,220 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734806735] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:44:10,220 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [714508728] [2021-08-22 08:44:10,220 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 08:44:10,220 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 08:44:10,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 08:44:10,231 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 08:44:10,251 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-08-22 08:44:16,998 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 08:44:16,998 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 08:44:17,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 228 conjunts are in the unsatisfiable core [2021-08-22 08:44:17,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 08:44:17,063 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-08-22 08:44:17,169 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-22 08:44:17,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-08-22 08:44:17,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-08-22 08:44:17,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 17 [2021-08-22 08:44:17,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 18 [2021-08-22 08:44:17,310 INFO L354 Elim1Store]: treesize reduction 48, result has 23.8 percent of original size [2021-08-22 08:44:17,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-08-22 08:44:18,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:44:18,992 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:44:19,005 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 08:44:19,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 38 [2021-08-22 08:44:19,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:44:19,343 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:44:19,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 84 [2021-08-22 08:44:19,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:44:19,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 23 [2021-08-22 08:44:20,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:44:20,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:44:20,661 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:44:20,674 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 08:44:20,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 38 [2021-08-22 08:44:20,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:44:20,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 27 [2021-08-22 08:44:22,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:44:22,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:44:22,401 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:44:22,414 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 08:44:22,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 38 [2021-08-22 08:44:22,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:44:22,804 INFO L354 Elim1Store]: treesize reduction 43, result has 14.0 percent of original size [2021-08-22 08:44:22,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 58 treesize of output 45 [2021-08-22 08:44:24,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:44:24,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:44:24,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:44:24,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 105 [2021-08-22 08:44:24,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:44:24,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:44:24,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:44:24,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 41 [2021-08-22 08:44:25,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:44:25,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:44:25,112 INFO L354 Elim1Store]: treesize reduction 54, result has 30.8 percent of original size [2021-08-22 08:44:25,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 55 treesize of output 51 [2021-08-22 08:44:25,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 38 [2021-08-22 08:44:28,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 113 [2021-08-22 08:44:28,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 67 [2021-08-22 08:44:29,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:44:29,441 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:44:29,463 INFO L354 Elim1Store]: treesize reduction 54, result has 30.8 percent of original size [2021-08-22 08:44:29,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 72 treesize of output 64 [2021-08-22 08:44:29,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:44:29,950 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:44:29,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 117 [2021-08-22 08:44:30,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:44:30,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:44:30,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 78 [2021-08-22 08:44:35,056 INFO L354 Elim1Store]: treesize reduction 22, result has 12.0 percent of original size [2021-08-22 08:44:35,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 96 treesize of output 58 [2021-08-22 08:44:35,633 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:44:35,633 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [714508728] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:44:35,633 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 08:44:35,634 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [112, 81] total 179 [2021-08-22 08:44:35,634 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040462806] [2021-08-22 08:44:35,634 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 179 states [2021-08-22 08:44:35,634 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:44:35,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 179 interpolants. [2021-08-22 08:44:35,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=943, Invalid=30919, Unknown=0, NotChecked=0, Total=31862 [2021-08-22 08:44:35,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:44:35,636 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:44:35,637 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 179 states, 179 states have (on average 2.625698324022346) internal successors, (470), 179 states have internal predecessors, (470), 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) [2021-08-22 08:44:35,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:44:35,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:44:35,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:44:35,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-08-22 08:44:35,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-08-22 08:44:35,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-08-22 08:44:35,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:44:35,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2021-08-22 08:44:35,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 08:44:35,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:44:35,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-08-22 08:44:35,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-08-22 08:44:35,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2021-08-22 08:44:35,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2021-08-22 08:44:35,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-08-22 08:44:35,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 08:44:35,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-08-22 08:44:35,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:45:25,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:45:25,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:45:25,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:45:25,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-08-22 08:45:25,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-08-22 08:45:25,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-08-22 08:45:25,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:45:25,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2021-08-22 08:45:25,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 08:45:25,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:45:25,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-08-22 08:45:25,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-08-22 08:45:25,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-08-22 08:45:25,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2021-08-22 08:45:25,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-08-22 08:45:25,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 08:45:25,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-08-22 08:45:25,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2021-08-22 08:45:25,837 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2021-08-22 08:45:25,999 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-08-22 08:45:26,000 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 08:45:26,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:45:26,000 INFO L82 PathProgramCache]: Analyzing trace with hash 623762136, now seen corresponding path program 9 times [2021-08-22 08:45:26,000 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:45:26,000 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405151448] [2021-08-22 08:45:26,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:45:26,000 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:45:26,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:45:38,733 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 0 proven. 434 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:45:38,733 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:45:38,733 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405151448] [2021-08-22 08:45:38,733 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405151448] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:45:38,733 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1784404082] [2021-08-22 08:45:38,733 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 08:45:38,733 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 08:45:38,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 08:45:38,734 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 08:45:38,735 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-08-22 08:45:47,028 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-08-22 08:45:47,029 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 08:45:47,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 560 conjuncts, 251 conjunts are in the unsatisfiable core [2021-08-22 08:45:47,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 08:45:47,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-08-22 08:45:47,097 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-22 08:45:47,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-08-22 08:45:47,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-08-22 08:45:47,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 17 [2021-08-22 08:45:47,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 18 [2021-08-22 08:45:47,265 INFO L354 Elim1Store]: treesize reduction 48, result has 23.8 percent of original size [2021-08-22 08:45:47,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-08-22 08:45:49,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:45:49,404 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:45:49,418 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 08:45:49,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 38 [2021-08-22 08:45:49,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:45:49,823 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:45:49,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 84 [2021-08-22 08:45:49,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:45:49,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 23 [2021-08-22 08:45:51,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:45:51,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:45:51,484 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:45:51,497 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 08:45:51,498 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 38 [2021-08-22 08:45:51,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:45:51,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 27 [2021-08-22 08:45:53,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:45:53,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:45:53,742 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:45:53,755 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 08:45:53,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 43 [2021-08-22 08:45:54,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:45:54,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:45:54,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:45:54,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 41 [2021-08-22 08:45:57,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:45:57,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:45:57,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:45:57,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 105 [2021-08-22 08:45:57,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:45:57,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:45:57,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:45:57,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 41 [2021-08-22 08:45:57,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:45:57,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:45:57,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:45:57,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:45:57,839 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:45:57,858 INFO L354 Elim1Store]: treesize reduction 60, result has 30.2 percent of original size [2021-08-22 08:45:57,859 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 50 [2021-08-22 08:45:58,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:45:58,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:45:58,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:45:58,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:45:58,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:45:58,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:45:58,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 51 [2021-08-22 08:46:01,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:46:01,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:46:01,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:46:01,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:46:01,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:46:01,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:46:01,789 INFO L354 Elim1Store]: treesize reduction 73, result has 31.1 percent of original size [2021-08-22 08:46:01,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 66 treesize of output 86 [2021-08-22 08:46:03,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:46:03,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:46:03,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:46:03,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:46:03,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:46:03,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:46:03,117 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:46:03,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:46:03,160 INFO L354 Elim1Store]: treesize reduction 162, result has 25.7 percent of original size [2021-08-22 08:46:03,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 89 treesize of output 106 [2021-08-22 08:46:03,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:46:03,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:46:03,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:46:03,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:46:03,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:46:03,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:46:03,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 129 [2021-08-22 08:46:03,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:46:03,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:46:03,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:46:03,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:46:03,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:46:03,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:46:03,711 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 39 [2021-08-22 08:46:07,152 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-22 08:46:07,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 55 treesize of output 48 [2021-08-22 08:46:09,523 INFO L354 Elim1Store]: treesize reduction 30, result has 9.1 percent of original size [2021-08-22 08:46:09,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 51 treesize of output 29 [2021-08-22 08:46:10,141 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 0 proven. 434 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:46:10,142 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1784404082] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:46:10,142 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 08:46:10,142 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [106, 96] total 188 [2021-08-22 08:46:10,142 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041145539] [2021-08-22 08:46:10,142 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 188 states [2021-08-22 08:46:10,142 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:46:10,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 188 interpolants. [2021-08-22 08:46:10,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=720, Invalid=34436, Unknown=0, NotChecked=0, Total=35156 [2021-08-22 08:46:10,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:46:10,144 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:46:10,145 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 188 states, 188 states have (on average 2.877659574468085) internal successors, (541), 188 states have internal predecessors, (541), 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) [2021-08-22 08:46:10,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:46:10,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:46:10,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:46:10,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-08-22 08:46:10,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-08-22 08:46:10,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-08-22 08:46:10,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:46:10,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2021-08-22 08:46:10,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 08:46:10,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:46:10,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-08-22 08:46:10,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-08-22 08:46:10,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2021-08-22 08:46:10,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2021-08-22 08:46:10,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-08-22 08:46:10,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 08:46:10,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-08-22 08:46:10,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2021-08-22 08:46:10,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:46:55,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:46:55,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:46:55,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:46:55,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-08-22 08:46:55,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-08-22 08:46:55,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-08-22 08:46:55,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:46:55,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2021-08-22 08:46:55,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 08:46:55,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:46:55,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-08-22 08:46:55,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-08-22 08:46:55,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-08-22 08:46:55,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2021-08-22 08:46:55,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-08-22 08:46:55,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 08:46:55,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-08-22 08:46:55,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2021-08-22 08:46:55,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 146 states. [2021-08-22 08:46:55,766 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-08-22 08:46:55,927 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 08:46:55,928 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 08:46:55,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:46:55,928 INFO L82 PathProgramCache]: Analyzing trace with hash -1249485960, now seen corresponding path program 10 times [2021-08-22 08:46:55,928 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:46:55,928 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24973949] [2021-08-22 08:46:55,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:46:55,929 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:46:56,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:47:07,423 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:47:07,423 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:47:07,423 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24973949] [2021-08-22 08:47:07,424 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24973949] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:47:07,424 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1865061560] [2021-08-22 08:47:07,424 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-22 08:47:07,424 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 08:47:07,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 08:47:07,425 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 08:47:07,429 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-08-22 08:47:16,351 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-22 08:47:16,351 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 08:47:16,358 WARN L261 TraceCheckSpWp]: Trace formula consists of 625 conjuncts, 361 conjunts are in the unsatisfiable core [2021-08-22 08:47:16,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 08:47:16,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-08-22 08:47:16,409 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-22 08:47:16,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-08-22 08:47:16,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-08-22 08:47:16,899 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-08-22 08:47:16,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 20 [2021-08-22 08:47:17,062 INFO L354 Elim1Store]: treesize reduction 64, result has 21.0 percent of original size [2021-08-22 08:47:17,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 34 [2021-08-22 08:47:19,691 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:47:19,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:19,705 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 08:47:19,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 38 [2021-08-22 08:47:19,963 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:47:19,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:19,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 84 [2021-08-22 08:47:19,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:19,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 27 [2021-08-22 08:47:21,778 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:47:21,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:21,792 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 08:47:21,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 43 [2021-08-22 08:47:22,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:22,262 INFO L354 Elim1Store]: treesize reduction 43, result has 14.0 percent of original size [2021-08-22 08:47:22,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 47 [2021-08-22 08:47:24,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:24,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:24,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:24,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:24,298 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:47:24,318 INFO L354 Elim1Store]: treesize reduction 66, result has 28.3 percent of original size [2021-08-22 08:47:24,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 50 treesize of output 52 [2021-08-22 08:47:24,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:24,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:24,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:24,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:24,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:24,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:24,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 53 [2021-08-22 08:47:28,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:28,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:28,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:28,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:28,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:28,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:28,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:28,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:28,398 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:47:28,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 57 [2021-08-22 08:47:29,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:29,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:29,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:29,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:29,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:29,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:29,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:29,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:29,485 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:47:29,512 INFO L354 Elim1Store]: treesize reduction 90, result has 28.0 percent of original size [2021-08-22 08:47:29,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 59 treesize of output 64 [2021-08-22 08:47:30,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:30,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:30,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:30,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:30,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:30,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:30,057 INFO L354 Elim1Store]: treesize reduction 63, result has 10.0 percent of original size [2021-08-22 08:47:30,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 78 treesize of output 71 [2021-08-22 08:47:34,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:34,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:34,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:34,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:34,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:34,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:34,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:34,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:34,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:34,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:34,636 INFO L354 Elim1Store]: treesize reduction 73, result has 3.9 percent of original size [2021-08-22 08:47:34,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 79 treesize of output 77 [2021-08-22 08:47:35,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:35,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:35,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:35,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:35,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:35,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:35,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:35,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:35,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:35,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:35,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:35,616 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 08:47:35,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:35,650 INFO L354 Elim1Store]: treesize reduction 104, result has 29.7 percent of original size [2021-08-22 08:47:35,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 75 treesize of output 77 [2021-08-22 08:47:36,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:36,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:36,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:36,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:36,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:36,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:36,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:36,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:36,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:36,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:36,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:36,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:36,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:36,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:36,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 08:47:36,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 75 [2021-08-22 08:47:42,278 INFO L354 Elim1Store]: treesize reduction 378, result has 12.3 percent of original size [2021-08-22 08:47:42,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 8 new quantified variables, introduced 27 case distinctions, treesize of input 88 treesize of output 93 [2021-08-22 08:47:47,491 INFO L354 Elim1Store]: treesize reduction 382, result has 11.4 percent of original size [2021-08-22 08:47:47,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 8 new quantified variables, introduced 27 case distinctions, treesize of input 97 treesize of output 92 [2021-08-22 08:47:52,480 INFO L354 Elim1Store]: treesize reduction 226, result has 1.3 percent of original size [2021-08-22 08:47:52,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 78 treesize of output 36 [2021-08-22 08:47:53,274 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:47:53,274 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1865061560] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 08:47:53,274 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 08:47:53,274 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [108, 140] total 245 [2021-08-22 08:47:53,274 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903679805] [2021-08-22 08:47:53,275 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 245 states [2021-08-22 08:47:53,275 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:47:53,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 245 interpolants. [2021-08-22 08:47:53,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=758, Invalid=59022, Unknown=0, NotChecked=0, Total=59780 [2021-08-22 08:47:53,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:47:53,278 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:47:53,279 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 245 states, 245 states have (on average 2.5795918367346937) internal successors, (632), 245 states have internal predecessors, (632), 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) [2021-08-22 08:47:53,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:47:53,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:47:53,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 08:47:53,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-08-22 08:47:53,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-08-22 08:47:53,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-08-22 08:47:53,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 08:47:53,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2021-08-22 08:47:53,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 08:47:53,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:47:53,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-08-22 08:47:53,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-08-22 08:47:53,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2021-08-22 08:47:53,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2021-08-22 08:47:53,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-08-22 08:47:53,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 08:47:53,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-08-22 08:47:53,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2021-08-22 08:47:53,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 146 states. [2021-08-22 08:47:53,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2021-08-22 08:48:44,210 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-22 08:48:44,210 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-22 08:48:44,210 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-22 08:48:44,249 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-08-22 08:48:44,405 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 08:48:44,406 WARN L594 AbstractCegarLoop]: Verification canceled: while PredicateComparison was comparing new predicate (quantifier-free) to 375 known predicates. [2021-08-22 08:48:44,408 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 08:48:44,408 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 08:48:44,408 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 08:48:44,408 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-22 08:48:44,408 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 08:48:44,408 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 08:48:44,408 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 08:48:44,415 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-22 08:48:44,415 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-22 08:48:44,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 08:48:44 BasicIcfg [2021-08-22 08:48:44,417 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-22 08:48:44,417 INFO L168 Benchmark]: Toolchain (without parser) took 710194.52 ms. Allocated memory was 211.8 MB in the beginning and 1.2 GB in the end (delta: 940.6 MB). Free memory was 175.4 MB in the beginning and 284.3 MB in the end (delta: -109.0 MB). Peak memory consumption was 832.3 MB. Max. memory is 8.0 GB. [2021-08-22 08:48:44,418 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 211.8 MB. Free memory is still 193.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-22 08:48:44,418 INFO L168 Benchmark]: CACSL2BoogieTranslator took 511.87 ms. Allocated memory is still 211.8 MB. Free memory was 175.1 MB in the beginning and 181.5 MB in the end (delta: -6.4 MB). Peak memory consumption was 16.1 MB. Max. memory is 8.0 GB. [2021-08-22 08:48:44,418 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.48 ms. Allocated memory is still 211.8 MB. Free memory was 181.0 MB in the beginning and 178.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-22 08:48:44,418 INFO L168 Benchmark]: Boogie Preprocessor took 48.56 ms. Allocated memory is still 211.8 MB. Free memory was 178.9 MB in the beginning and 177.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-22 08:48:44,418 INFO L168 Benchmark]: RCFGBuilder took 543.07 ms. Allocated memory is still 211.8 MB. Free memory was 176.8 MB in the beginning and 144.8 MB in the end (delta: 32.0 MB). Peak memory consumption was 32.5 MB. Max. memory is 8.0 GB. [2021-08-22 08:48:44,419 INFO L168 Benchmark]: TraceAbstraction took 709009.45 ms. Allocated memory was 211.8 MB in the beginning and 1.2 GB in the end (delta: 940.6 MB). Free memory was 144.3 MB in the beginning and 284.3 MB in the end (delta: -140.0 MB). Peak memory consumption was 801.6 MB. Max. memory is 8.0 GB. [2021-08-22 08:48:44,419 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 211.8 MB. Free memory is still 193.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 511.87 ms. Allocated memory is still 211.8 MB. Free memory was 175.1 MB in the beginning and 181.5 MB in the end (delta: -6.4 MB). Peak memory consumption was 16.1 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 76.48 ms. Allocated memory is still 211.8 MB. Free memory was 181.0 MB in the beginning and 178.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 48.56 ms. Allocated memory is still 211.8 MB. Free memory was 178.9 MB in the beginning and 177.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 543.07 ms. Allocated memory is still 211.8 MB. Free memory was 176.8 MB in the beginning and 144.8 MB in the end (delta: 32.0 MB). Peak memory consumption was 32.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 709009.45 ms. Allocated memory was 211.8 MB in the beginning and 1.2 GB in the end (delta: 940.6 MB). Free memory was 144.3 MB in the beginning and 284.3 MB in the end (delta: -140.0 MB). Peak memory consumption was 801.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 9590, positive: 8202, positive conditional: 8202, positive unconditional: 0, negative: 1388, negative conditional: 1388, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8221, positive: 8202, positive conditional: 8202, positive unconditional: 0, negative: 19, negative conditional: 19, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8221, positive: 8202, positive conditional: 8202, positive unconditional: 0, negative: 19, negative conditional: 19, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8461, positive: 8202, positive conditional: 8045, positive unconditional: 157, negative: 259, negative conditional: 240, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8461, positive: 8202, positive conditional: 2947, positive unconditional: 5255, negative: 259, negative conditional: 134, negative unconditional: 125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8461, positive: 8202, positive conditional: 2947, positive unconditional: 5255, negative: 259, negative conditional: 134, negative unconditional: 125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 773, positive: 747, positive conditional: 158, positive unconditional: 589, negative: 26, negative conditional: 23, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 773, positive: 747, positive conditional: 0, positive unconditional: 747, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 26, negative conditional: 23, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 117, negative conditional: 85, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8461, positive: 7455, positive conditional: 2789, positive unconditional: 4666, negative: 233, negative conditional: 111, negative unconditional: 122, unknown: 773, unknown conditional: 181, unknown unconditional: 592] , Statistics on independence cache: Total cache size (in pairs): 773, Positive cache size: 747, Positive conditional cache size: 158, Positive unconditional cache size: 589, Negative cache size: 26, Negative conditional cache size: 23, Negative unconditional cache size: 3, Eliminated conditions: 5204, Maximal queried relation: 19, Independence queries for same thread: 1369 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 836]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 375 known predicates. - TimeoutResultAtElement [Line: 837]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 375 known predicates. - TimeoutResultAtElement [Line: 832]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 375 known predicates. - TimeoutResultAtElement [Line: 854]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 375 known predicates. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 198 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 708875.2ms, OverallIterations: 20, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 21.5ms, PartialOrderReductionTime: 347107.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1493, 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: 496.2ms SsaConstructionTime, 5011.5ms SatisfiabilityAnalysisTime, 291649.2ms InterpolantComputationTime, 8066 NumberOfCodeBlocks, 8066 NumberOfCodeBlocksAsserted, 68 NumberOfCheckSat, 8030 ConstructedInterpolants, 13 QuantifiedInterpolants, 248155 SizeOfPredicates, 1292 NumberOfNonLiveVariables, 7593 ConjunctsInSsa, 2865 ConjunctsInUnsatCore, 36 InterpolantComputations, 4 PerfectInterpolantSequences, 1400/9416 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown