/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-Random42.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 03:21:14,544 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-22 03:21:14,547 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-22 03:21:14,586 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-22 03:21:14,651 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-Random42.epf [2021-08-22 03:21:14,687 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-22 03:21:14,688 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-22 03:21:14,688 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-22 03:21:14,688 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-22 03:21:14,691 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-22 03:21:14,692 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-22 03:21:14,692 INFO L138 SettingsManager]: * Use SBE=true [2021-08-22 03:21:14,692 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-22 03:21:14,692 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-22 03:21:14,693 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-22 03:21:14,693 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-22 03:21:14,694 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-22 03:21:14,694 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-22 03:21:14,694 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-22 03:21:14,694 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-22 03:21:14,694 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-22 03:21:14,694 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-22 03:21:14,694 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-22 03:21:14,695 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-22 03:21:14,695 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-22 03:21:14,695 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-22 03:21:14,695 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-22 03:21:14,695 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-22 03:21:14,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 03:21:14,696 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-22 03:21:14,696 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-22 03:21:14,696 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-22 03:21:14,696 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-22 03:21:14,696 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-08-22 03:21:14,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-22 03:21:14,697 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-22 03:21:14,697 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-22 03:21:14,697 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-22 03:21:14,697 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-08-22 03:21:14,698 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-22 03:21:14,698 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-22 03:21:15,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-22 03:21:15,056 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-22 03:21:15,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-22 03:21:15,059 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-22 03:21:15,060 INFO L275 PluginConnector]: CDTParser initialized [2021-08-22 03:21:15,061 INFO L432 ainManager$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 03:21:15,119 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dd9feb38/e9322f5209b545afa596e94e6de0dd6d/FLAG6f4dced72 [2021-08-22 03:21:15,637 INFO L306 CDTParser]: Found 1 translation units. [2021-08-22 03:21:15,640 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-2.i [2021-08-22 03:21:15,660 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dd9feb38/e9322f5209b545afa596e94e6de0dd6d/FLAG6f4dced72 [2021-08-22 03:21:15,945 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dd9feb38/e9322f5209b545afa596e94e6de0dd6d [2021-08-22 03:21:15,947 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-22 03:21:15,949 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-22 03:21:15,952 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-22 03:21:15,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-22 03:21:15,956 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-22 03:21:15,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 03:21:15" (1/1) ... [2021-08-22 03:21:15,958 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79b79ca5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:21:15, skipping insertion in model container [2021-08-22 03:21:15,958 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 03:21:15" (1/1) ... [2021-08-22 03:21:15,964 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-22 03:21:16,014 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-22 03:21:16,119 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-08-22 03:21:16,276 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 03:21:16,280 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 03:21:16,280 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 03:21:16,286 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-22 03:21:16,292 INFO L203 MainTranslator]: Completed pre-run [2021-08-22 03:21:16,302 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-08-22 03:21:16,323 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 03:21:16,324 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 03:21:16,325 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 03:21:16,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-22 03:21:16,416 INFO L208 MainTranslator]: Completed translation [2021-08-22 03:21:16,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:21:16 WrapperNode [2021-08-22 03:21:16,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-22 03:21:16,417 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-22 03:21:16,417 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-22 03:21:16,417 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-22 03:21:16,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:21:16" (1/1) ... [2021-08-22 03:21:16,442 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:21:16" (1/1) ... [2021-08-22 03:21:16,463 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-22 03:21:16,464 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-22 03:21:16,464 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-22 03:21:16,464 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-22 03:21:16,471 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:21:16" (1/1) ... [2021-08-22 03:21:16,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:21:16" (1/1) ... [2021-08-22 03:21:16,474 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:21:16" (1/1) ... [2021-08-22 03:21:16,475 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:21:16" (1/1) ... [2021-08-22 03:21:16,481 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:21:16" (1/1) ... [2021-08-22 03:21:16,484 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:21:16" (1/1) ... [2021-08-22 03:21:16,486 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:21:16" (1/1) ... [2021-08-22 03:21:16,488 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-22 03:21:16,489 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-22 03:21:16,489 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-22 03:21:16,489 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-22 03:21:16,490 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:21:16" (1/1) ... [2021-08-22 03:21:16,496 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 03:21:16,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 03:21:16,514 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 03:21:16,543 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 03:21:16,560 INFO L130 BoogieDeclarations]: Found specification of procedure reader_fn [2021-08-22 03:21:16,561 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_fn [2021-08-22 03:21:16,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-22 03:21:16,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-22 03:21:16,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-22 03:21:16,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-22 03:21:16,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-22 03:21:16,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-22 03:21:16,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-22 03:21:16,563 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 03:21:16,970 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-22 03:21:16,970 INFO L299 CfgBuilder]: Removed 19 assume(true) statements. [2021-08-22 03:21:16,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 03:21:16 BoogieIcfgContainer [2021-08-22 03:21:16,972 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-22 03:21:16,974 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-22 03:21:16,974 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-22 03:21:16,976 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-22 03:21:16,977 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 03:21:15" (1/3) ... [2021-08-22 03:21:16,977 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c49cccf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 03:21:16, skipping insertion in model container [2021-08-22 03:21:16,977 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:21:16" (2/3) ... [2021-08-22 03:21:16,978 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c49cccf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 03:21:16, skipping insertion in model container [2021-08-22 03:21:16,978 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 03:21:16" (3/3) ... [2021-08-22 03:21:16,979 INFO L111 eAbstractionObserver]: Analyzing ICFG ring_1w1r-2.i [2021-08-22 03:21:16,983 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-22 03:21:16,984 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-22 03:21:16,984 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-22 03:21:16,984 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-22 03:21:17,013 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,013 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,014 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,014 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,014 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,014 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,014 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,014 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,015 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,015 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,015 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,015 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,015 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,015 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,016 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,016 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,016 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,016 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,016 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,016 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,016 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,017 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,017 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,017 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,017 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,017 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,018 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,018 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,018 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,018 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,018 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,018 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,018 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,019 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,019 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,019 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,019 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,019 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,019 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,019 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,020 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,020 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,020 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,020 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,020 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,020 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,020 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,021 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,021 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,021 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,021 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,021 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,021 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,021 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,022 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,022 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,022 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,022 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,022 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,023 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,023 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,023 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,023 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,023 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,023 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,023 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,023 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,023 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,024 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,024 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,024 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,024 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,024 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,024 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,024 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,025 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,025 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,025 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,025 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,025 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,025 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,025 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,026 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,026 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,026 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,026 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,026 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,026 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,026 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,027 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,027 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,027 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,027 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,027 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,027 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,027 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,028 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,028 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,028 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,028 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,028 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,028 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,028 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,029 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,029 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,029 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,029 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,029 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,029 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,029 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,030 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,030 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,030 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,030 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,030 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,030 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,030 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,030 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,031 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,031 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,031 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,031 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,031 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,031 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,031 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,031 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,032 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,032 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,032 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,032 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,032 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,032 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,032 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,032 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,033 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,033 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,033 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,033 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,033 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,033 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,034 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,034 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,034 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,034 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,034 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,034 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,034 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,034 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,035 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,035 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,035 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,035 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,035 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,035 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,035 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,035 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,036 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,036 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,036 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,036 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,036 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,036 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,036 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,037 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,037 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,037 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,037 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,037 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,037 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,037 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,037 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,037 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,038 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,038 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,038 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,038 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,038 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,038 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,038 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,038 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,039 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,039 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,039 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,039 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,039 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,039 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,039 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,039 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,039 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,040 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,040 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,040 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,040 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,040 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,040 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,040 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,040 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,041 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,041 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,041 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,041 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,041 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,041 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,041 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,042 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,042 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,042 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,042 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,042 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,042 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,042 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,042 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,043 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,043 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,043 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,043 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,043 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,043 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,043 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,044 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,044 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,044 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,044 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,044 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,044 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,044 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,045 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,045 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,045 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,045 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,047 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,047 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,047 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,047 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,047 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,053 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,053 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,053 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,053 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,054 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,054 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,054 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,054 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,054 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,054 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,054 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,055 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,055 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,055 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,055 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,055 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,055 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,055 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,055 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,055 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,056 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,059 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,059 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,059 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,059 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,059 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,059 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,059 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,059 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,060 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,060 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~r~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,060 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,060 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,060 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,060 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,060 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,060 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,060 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,060 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,061 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,061 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,061 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,061 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,061 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,061 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,061 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,061 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,061 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,061 WARN L313 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,061 WARN L313 ript$VariableManager]: TermVariabe reader_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:21:17,070 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-08-22 03:21:17,120 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-22 03:21:17,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 03:21:17,125 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 03:21:17,148 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 03:21:17,157 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-22 03:21:17,163 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 03:21:17,164 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-08-22 03:21:17,228 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 03:21:17,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 03:21:17,233 INFO L82 PathProgramCache]: Analyzing trace with hash -416087213, now seen corresponding path program 1 times [2021-08-22 03:21:17,240 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 03:21:17,241 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922895569] [2021-08-22 03:21:17,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:21:17,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 03:21:17,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:21:17,460 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 03:21:17,461 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 03:21:17,461 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922895569] [2021-08-22 03:21:17,462 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1922895569] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 03:21:17,462 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 03:21:17,462 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-22 03:21:17,463 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986729042] [2021-08-22 03:21:17,468 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-22 03:21:17,468 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 03:21:17,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-22 03:21:17,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-22 03:21:17,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:17,481 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 03:21:17,482 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 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 03:21:17,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:17,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:17,496 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-22 03:21:17,496 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 03:21:17,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 03:21:17,497 INFO L82 PathProgramCache]: Analyzing trace with hash 605379384, now seen corresponding path program 1 times [2021-08-22 03:21:17,497 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 03:21:17,497 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733353797] [2021-08-22 03:21:17,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:21:17,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 03:21:17,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:21:17,579 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 03:21:17,580 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 03:21:17,580 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733353797] [2021-08-22 03:21:17,580 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733353797] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 03:21:17,580 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 03:21:17,580 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-22 03:21:17,581 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482883544] [2021-08-22 03:21:17,582 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-22 03:21:17,582 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 03:21:17,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-22 03:21:17,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-22 03:21:17,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:17,583 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 03:21:17,583 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 03:21:17,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:17,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:17,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:17,655 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-22 03:21:17,655 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 03:21:17,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 03:21:17,656 INFO L82 PathProgramCache]: Analyzing trace with hash 694128344, now seen corresponding path program 1 times [2021-08-22 03:21:17,656 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 03:21:17,656 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963580433] [2021-08-22 03:21:17,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:21:17,656 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 03:21:17,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:21:17,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:21:17,759 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 03:21:17,759 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963580433] [2021-08-22 03:21:17,760 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963580433] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 03:21:17,760 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 03:21:17,760 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-22 03:21:17,761 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79560008] [2021-08-22 03:21:17,762 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-22 03:21:17,762 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 03:21:17,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-22 03:21:17,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-22 03:21:17,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:17,764 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 03:21:17,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 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 03:21:17,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:17,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:17,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:17,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:17,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:17,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:17,805 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-22 03:21:17,805 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 03:21:17,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 03:21:17,806 INFO L82 PathProgramCache]: Analyzing trace with hash 1767381176, now seen corresponding path program 1 times [2021-08-22 03:21:17,806 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 03:21:17,806 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315691051] [2021-08-22 03:21:17,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:21:17,806 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 03:21:17,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:21:17,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:21:17,931 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 03:21:17,931 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315691051] [2021-08-22 03:21:17,931 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315691051] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:21:17,932 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [409021132] [2021-08-22 03:21:17,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:21:17,932 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 03:21:17,932 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 03:21:17,941 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 03:21:17,943 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 03:21:18,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:21:18,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-22 03:21:18,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 03:21:18,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:21:18,576 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [409021132] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:21:18,576 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 03:21:18,576 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 7 [2021-08-22 03:21:18,576 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71536600] [2021-08-22 03:21:18,577 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-22 03:21:18,577 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 03:21:18,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-22 03:21:18,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-08-22 03:21:18,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:18,578 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 03:21:18,578 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.857142857142858) internal successors, (153), 7 states have internal predecessors, (153), 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 03:21:18,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:18,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:18,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:18,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:18,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:18,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:18,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:18,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:18,732 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-08-22 03:21:18,921 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 03:21:18,922 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 03:21:18,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 03:21:18,922 INFO L82 PathProgramCache]: Analyzing trace with hash 905165656, now seen corresponding path program 2 times [2021-08-22 03:21:18,922 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 03:21:18,923 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430614543] [2021-08-22 03:21:18,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:21:18,923 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 03:21:18,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:21:19,047 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:21:19,047 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 03:21:19,047 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430614543] [2021-08-22 03:21:19,047 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430614543] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:21:19,048 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [591240522] [2021-08-22 03:21:19,048 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 03:21:19,048 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 03:21:19,048 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 03:21:19,061 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 03:21:19,062 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 03:21:19,229 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 03:21:19,229 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 03:21:19,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-22 03:21:19,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 03:21:19,733 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:21:19,733 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [591240522] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:21:19,734 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 03:21:19,734 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 10 [2021-08-22 03:21:19,734 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469917452] [2021-08-22 03:21:19,734 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-08-22 03:21:19,734 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 03:21:19,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-22 03:21:19,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-08-22 03:21:19,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:19,735 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 03:21:19,735 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 22.5) internal successors, (225), 10 states have internal predecessors, (225), 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 03:21:19,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:19,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:19,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:19,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:19,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:19,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:19,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:19,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:19,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:19,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:21:19,935 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 03:21:20,128 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 03:21:20,129 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 03:21:20,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 03:21:20,130 INFO L82 PathProgramCache]: Analyzing trace with hash -1916105224, now seen corresponding path program 3 times [2021-08-22 03:21:20,130 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 03:21:20,130 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279218603] [2021-08-22 03:21:20,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:21:20,130 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 03:21:20,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:21:20,353 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:21:20,354 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 03:21:20,354 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279218603] [2021-08-22 03:21:20,354 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279218603] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:21:20,354 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1658941052] [2021-08-22 03:21:20,354 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 03:21:20,355 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 03:21:20,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 03:21:20,356 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 03:21:20,384 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 03:21:20,625 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-08-22 03:21:20,625 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 03:21:20,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-22 03:21:20,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 03:21:21,228 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:21:21,229 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1658941052] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:21:21,229 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 03:21:21,229 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9] total 16 [2021-08-22 03:21:21,229 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593224785] [2021-08-22 03:21:21,230 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-08-22 03:21:21,230 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 03:21:21,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-08-22 03:21:21,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2021-08-22 03:21:21,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:21,231 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 03:21:21,232 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 14.6875) internal successors, (235), 16 states have internal predecessors, (235), 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 03:21:21,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:21,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:21,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:21,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:21,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:21:21,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:21,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:21,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:21,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:21,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:21,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:21:21,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 03:21:21,374 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 03:21:21,559 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 03:21:21,560 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 03:21:21,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 03:21:21,560 INFO L82 PathProgramCache]: Analyzing trace with hash 542193774, now seen corresponding path program 1 times [2021-08-22 03:21:21,561 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 03:21:21,561 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083237935] [2021-08-22 03:21:21,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:21:21,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 03:21:21,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:21:21,659 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:21:21,659 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 03:21:21,659 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083237935] [2021-08-22 03:21:21,660 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2083237935] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:21:21,660 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [178258784] [2021-08-22 03:21:21,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:21:21,660 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 03:21:21,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 03:21:21,665 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 03:21:21,666 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 03:21:21,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:21:21,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 5 conjunts are in the unsatisfiable core [2021-08-22 03:21:21,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 03:21:22,504 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:21:22,505 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [178258784] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:21:22,505 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 03:21:22,505 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-08-22 03:21:22,505 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573592048] [2021-08-22 03:21:22,506 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-22 03:21:22,506 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 03:21:22,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-22 03:21:22,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-08-22 03:21:22,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:22,507 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 03:21:22,507 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 29.857142857142858) internal successors, (209), 7 states have internal predecessors, (209), 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 03:21:22,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:22,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:22,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:22,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:22,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:21:22,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 03:21:22,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:22,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:22,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:22,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:22,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:22,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:21:22,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 03:21:22,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 03:21:22,627 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 03:21:22,808 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 03:21:22,809 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 03:21:22,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 03:21:22,809 INFO L82 PathProgramCache]: Analyzing trace with hash -1824613938, now seen corresponding path program 2 times [2021-08-22 03:21:22,809 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 03:21:22,810 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959095243] [2021-08-22 03:21:22,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:21:22,810 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 03:21:22,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:21:22,931 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 0 proven. 224 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:21:22,931 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 03:21:22,931 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959095243] [2021-08-22 03:21:22,931 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959095243] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:21:22,931 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [468663261] [2021-08-22 03:21:22,932 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 03:21:22,932 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 03:21:22,932 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 03:21:22,933 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 03:21:22,936 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 03:21:23,291 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 03:21:23,291 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 03:21:23,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-22 03:21:23,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 03:21:23,935 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 0 proven. 224 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:21:23,935 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [468663261] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:21:23,936 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 03:21:23,936 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-08-22 03:21:23,936 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159850641] [2021-08-22 03:21:23,941 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-22 03:21:23,943 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 03:21:23,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-22 03:21:23,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2021-08-22 03:21:23,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:23,944 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 03:21:23,944 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 30.625) internal successors, (245), 8 states have internal predecessors, (245), 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 03:21:23,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:23,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:23,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:23,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:23,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:21:23,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-22 03:21:23,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 03:21:23,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:24,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:24,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:24,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:24,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:24,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:21:24,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 03:21:24,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 03:21:24,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:21:24,059 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 03:21:24,244 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 03:21:24,247 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 03:21:24,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 03:21:24,248 INFO L82 PathProgramCache]: Analyzing trace with hash -1010187464, now seen corresponding path program 4 times [2021-08-22 03:21:24,248 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 03:21:24,248 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508008446] [2021-08-22 03:21:24,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:21:24,248 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 03:21:24,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:21:24,591 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 370 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:21:24,591 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 03:21:24,592 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508008446] [2021-08-22 03:21:24,592 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508008446] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:21:24,592 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1558597634] [2021-08-22 03:21:24,592 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-22 03:21:24,592 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 03:21:24,592 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 03:21:24,597 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 03:21:24,598 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 03:21:25,083 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-22 03:21:25,084 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 03:21:25,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 12 conjunts are in the unsatisfiable core [2021-08-22 03:21:25,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 03:21:25,891 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 370 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:21:25,891 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1558597634] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:21:25,891 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 03:21:25,892 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 13] total 24 [2021-08-22 03:21:25,892 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009308337] [2021-08-22 03:21:25,893 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2021-08-22 03:21:25,893 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 03:21:25,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-08-22 03:21:25,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=153, Invalid=399, Unknown=0, NotChecked=0, Total=552 [2021-08-22 03:21:25,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:25,894 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 03:21:25,894 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 13.208333333333334) internal successors, (317), 24 states have internal predecessors, (317), 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 03:21:25,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:25,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:25,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:25,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:25,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:21:25,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 03:21:25,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 03:21:25,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:21:25,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:26,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:26,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:26,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:26,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:26,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:21:26,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 03:21:26,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 03:21:26,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:21:26,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 03:21:26,197 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-08-22 03:21:26,384 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 03:21:26,385 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 03:21:26,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 03:21:26,385 INFO L82 PathProgramCache]: Analyzing trace with hash -910243026, now seen corresponding path program 3 times [2021-08-22 03:21:26,386 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 03:21:26,386 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439650298] [2021-08-22 03:21:26,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:21:26,386 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 03:21:26,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:21:26,521 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 370 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:21:26,521 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 03:21:26,521 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439650298] [2021-08-22 03:21:26,522 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439650298] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:21:26,522 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [323550969] [2021-08-22 03:21:26,523 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 03:21:26,523 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 03:21:26,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 03:21:26,525 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 03:21:26,558 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 03:21:27,210 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-08-22 03:21:27,211 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 03:21:27,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-22 03:21:27,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 03:21:27,937 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 370 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:21:27,938 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [323550969] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:21:27,938 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 03:21:27,938 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2021-08-22 03:21:27,940 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650486004] [2021-08-22 03:21:27,941 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-22 03:21:27,941 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 03:21:27,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-22 03:21:27,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2021-08-22 03:21:27,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:27,943 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 03:21:27,943 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 31.22222222222222) internal successors, (281), 9 states have internal predecessors, (281), 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 03:21:27,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:27,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:27,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:27,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:27,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:21:27,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 03:21:27,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 03:21:27,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:21:27,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 03:21:27,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:28,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:28,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:28,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:28,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:28,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:21:28,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 03:21:28,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 03:21:28,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:21:28,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-22 03:21:28,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 03:21:28,101 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2021-08-22 03:21:28,300 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,SelfDestructingSolverStorable9 [2021-08-22 03:21:28,301 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 03:21:28,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 03:21:28,301 INFO L82 PathProgramCache]: Analyzing trace with hash 1051315342, now seen corresponding path program 4 times [2021-08-22 03:21:28,301 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 03:21:28,301 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455434258] [2021-08-22 03:21:28,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:21:28,302 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 03:21:28,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:21:28,500 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:21:28,500 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 03:21:28,500 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455434258] [2021-08-22 03:21:28,501 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455434258] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:21:28,501 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1224591035] [2021-08-22 03:21:28,501 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-22 03:21:28,501 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 03:21:28,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 03:21:28,503 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 03:21:28,546 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 03:21:29,159 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-22 03:21:29,159 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 03:21:29,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-22 03:21:29,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 03:21:30,020 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:21:30,020 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1224591035] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:21:30,020 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 03:21:30,020 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-08-22 03:21:30,020 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908641625] [2021-08-22 03:21:30,021 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-08-22 03:21:30,021 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 03:21:30,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-22 03:21:30,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2021-08-22 03:21:30,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:30,022 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 03:21:30,022 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 31.7) internal successors, (317), 10 states have internal predecessors, (317), 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 03:21:30,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:30,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:30,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:30,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:30,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:21:30,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 03:21:30,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 03:21:30,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:21:30,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-22 03:21:30,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 03:21:30,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:30,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:30,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:30,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:30,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:30,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:21:30,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 03:21:30,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 03:21:30,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:21:30,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-22 03:21:30,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 03:21:30,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 03:21:30,192 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 03:21:30,384 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 03:21:30,385 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 03:21:30,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 03:21:30,385 INFO L82 PathProgramCache]: Analyzing trace with hash 1284880504, now seen corresponding path program 5 times [2021-08-22 03:21:30,386 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 03:21:30,386 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479844007] [2021-08-22 03:21:30,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:21:30,386 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 03:21:30,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:21:30,929 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 0 proven. 770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:21:30,929 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 03:21:30,929 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479844007] [2021-08-22 03:21:30,929 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [479844007] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:21:30,929 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [163221493] [2021-08-22 03:21:30,929 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-22 03:21:30,930 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 03:21:30,930 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 03:21:30,934 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 03:21:30,935 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 03:21:31,819 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-08-22 03:21:31,819 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 03:21:31,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 619 conjuncts, 16 conjunts are in the unsatisfiable core [2021-08-22 03:21:31,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 03:21:32,824 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 0 proven. 770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:21:32,825 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [163221493] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:21:32,825 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 03:21:32,825 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 17] total 34 [2021-08-22 03:21:32,825 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900981539] [2021-08-22 03:21:32,826 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2021-08-22 03:21:32,826 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 03:21:32,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-08-22 03:21:32,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=276, Invalid=846, Unknown=0, NotChecked=0, Total=1122 [2021-08-22 03:21:32,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:32,827 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 03:21:32,827 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 11.735294117647058) internal successors, (399), 34 states have internal predecessors, (399), 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 03:21:32,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:32,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:32,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:32,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:32,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:21:32,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 03:21:32,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 03:21:32,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:21:32,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-22 03:21:32,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 03:21:32,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-22 03:21:32,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:33,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:33,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:33,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:33,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:33,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:21:33,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 03:21:33,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 03:21:33,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:21:33,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-22 03:21:33,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 03:21:33,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 03:21:33,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 03:21:33,316 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2021-08-22 03:21:33,497 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,SelfDestructingSolverStorable11 [2021-08-22 03:21:33,497 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 03:21:33,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 03:21:33,498 INFO L82 PathProgramCache]: Analyzing trace with hash -522740242, now seen corresponding path program 5 times [2021-08-22 03:21:33,498 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 03:21:33,498 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420188967] [2021-08-22 03:21:33,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:21:33,498 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 03:21:33,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:21:33,670 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 0 proven. 770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:21:33,670 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 03:21:33,670 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420188967] [2021-08-22 03:21:33,671 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420188967] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:21:33,671 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2101958136] [2021-08-22 03:21:33,671 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-22 03:21:33,671 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 03:21:33,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 03:21:33,677 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 03:21:33,678 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 03:21:34,672 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-08-22 03:21:34,672 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 03:21:34,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 596 conjuncts, 9 conjunts are in the unsatisfiable core [2021-08-22 03:21:34,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 03:21:35,569 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 0 proven. 770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:21:35,569 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2101958136] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:21:35,569 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 03:21:35,569 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 11 [2021-08-22 03:21:35,569 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572218892] [2021-08-22 03:21:35,570 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-22 03:21:35,570 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 03:21:35,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-22 03:21:35,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2021-08-22 03:21:35,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:35,571 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 03:21:35,571 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 32.09090909090909) internal successors, (353), 11 states have internal predecessors, (353), 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 03:21:35,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:35,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:35,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:35,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:35,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:21:35,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 03:21:35,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 03:21:35,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:21:35,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-22 03:21:35,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 03:21:35,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-22 03:21:35,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-22 03:21:35,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:35,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:35,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:35,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:35,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:35,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:21:35,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 03:21:35,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 03:21:35,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:21:35,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-22 03:21:35,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 03:21:35,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 03:21:35,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-22 03:21:35,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:35,748 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-08-22 03:21:35,928 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,SelfDestructingSolverStorable12 [2021-08-22 03:21:35,929 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 03:21:35,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 03:21:35,929 INFO L82 PathProgramCache]: Analyzing trace with hash -118719720, now seen corresponding path program 6 times [2021-08-22 03:21:35,929 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 03:21:35,929 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020228550] [2021-08-22 03:21:35,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:21:35,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 03:21:36,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:21:37,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 931 trivial. 0 not checked. [2021-08-22 03:21:37,026 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 03:21:37,026 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020228550] [2021-08-22 03:21:37,026 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020228550] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 03:21:37,026 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 03:21:37,026 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2021-08-22 03:21:37,026 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391103069] [2021-08-22 03:21:37,027 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-08-22 03:21:37,027 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 03:21:37,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-08-22 03:21:37,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=630, Unknown=0, NotChecked=0, Total=702 [2021-08-22 03:21:37,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:37,028 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 03:21:37,028 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 4.148148148148148) internal successors, (112), 27 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 03:21:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:21:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 03:21:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 03:21:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:21:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-22 03:21:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 03:21:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-22 03:21:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-22 03:21:37,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:37,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:40,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:40,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:40,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:40,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:40,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:21:40,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 03:21:40,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 03:21:40,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:21:40,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-22 03:21:40,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 03:21:40,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 03:21:40,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-22 03:21:40,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:40,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-08-22 03:21:40,664 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-08-22 03:21:40,665 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 03:21:40,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 03:21:40,665 INFO L82 PathProgramCache]: Analyzing trace with hash 465320039, now seen corresponding path program 1 times [2021-08-22 03:21:40,665 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 03:21:40,665 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [43460173] [2021-08-22 03:21:40,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:21:40,665 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 03:21:40,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:21:40,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 65 proven. 1 refuted. 0 times theorem prover too weak. 1056 trivial. 0 not checked. [2021-08-22 03:21:40,724 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 03:21:40,724 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [43460173] [2021-08-22 03:21:40,724 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [43460173] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:21:40,724 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1885542040] [2021-08-22 03:21:40,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:21:40,724 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 03:21:40,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 03:21:40,729 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 03:21:40,738 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 03:21:41,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:21:41,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 732 conjuncts, 3 conjunts are in the unsatisfiable core [2021-08-22 03:21:41,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 03:21:42,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 65 proven. 1 refuted. 0 times theorem prover too weak. 1056 trivial. 0 not checked. [2021-08-22 03:21:42,668 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1885542040] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:21:42,668 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 03:21:42,668 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-08-22 03:21:42,668 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638654788] [2021-08-22 03:21:42,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-22 03:21:42,669 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 03:21:42,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-22 03:21:42,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-08-22 03:21:42,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:42,670 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 03:21:42,670 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 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 03:21:42,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:42,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:42,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:42,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:42,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:21:42,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 03:21:42,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 03:21:42,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:21:42,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-22 03:21:42,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 03:21:42,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-22 03:21:42,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-22 03:21:42,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:42,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-08-22 03:21:42,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:42,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:42,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:42,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:42,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:42,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:21:42,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 03:21:42,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 03:21:42,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:21:42,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-22 03:21:42,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 03:21:42,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 03:21:42,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-22 03:21:42,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:42,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-08-22 03:21:42,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 03:21:42,915 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 03:21:43,103 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 03:21:43,104 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 03:21:43,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 03:21:43,104 INFO L82 PathProgramCache]: Analyzing trace with hash -1518715513, now seen corresponding path program 1 times [2021-08-22 03:21:43,105 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 03:21:43,105 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672525184] [2021-08-22 03:21:43,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:21:43,105 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 03:21:43,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:21:52,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1129 backedges. 0 proven. 1124 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-22 03:21:52,959 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 03:21:52,959 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672525184] [2021-08-22 03:21:52,959 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672525184] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:21:52,959 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [20542151] [2021-08-22 03:21:52,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:21:52,959 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 03:21:52,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 03:21:52,960 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 03:21:52,961 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 03:21:54,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:21:54,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 741 conjuncts, 146 conjunts are in the unsatisfiable core [2021-08-22 03:21:54,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 03:21:54,195 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 03:21:54,221 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-22 03:21:54,221 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 03:21:54,309 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 03:21:54,449 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 19 treesize of output 18 [2021-08-22 03:21:54,623 INFO L354 Elim1Store]: treesize reduction 48, result has 23.8 percent of original size [2021-08-22 03:21:54,623 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 03:21:56,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 03:21:56,564 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 03:21:56,579 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 03:21:56,580 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 03:21:56,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 03:21:56,933 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 03:21:56,937 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 03:21:56,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 03:21:56,942 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 03:21:58,469 INFO L134 CoverageAnalysis]: Checked inductivity of 1129 backedges. 65 proven. 8 refuted. 0 times theorem prover too weak. 1056 trivial. 0 not checked. [2021-08-22 03:21:58,469 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [20542151] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:21:58,469 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 03:21:58,469 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [107, 25] total 126 [2021-08-22 03:21:58,469 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790487125] [2021-08-22 03:21:58,470 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 126 states [2021-08-22 03:21:58,470 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 03:21:58,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 126 interpolants. [2021-08-22 03:21:58,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=520, Invalid=15230, Unknown=0, NotChecked=0, Total=15750 [2021-08-22 03:21:58,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:58,477 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 03:21:58,478 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 126 states, 126 states have (on average 3.8333333333333335) internal successors, (483), 126 states have internal predecessors, (483), 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 03:21:58,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:21:58,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:58,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:21:58,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:58,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:21:58,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 03:21:58,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 03:21:58,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:21:58,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-22 03:21:58,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 03:21:58,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-22 03:21:58,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-22 03:21:58,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:21:58,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-08-22 03:21:58,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 03:21:58,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:22:06,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:22:06,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:22:06,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:22:06,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:22:06,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:22:06,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 03:22:06,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 03:22:06,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:22:06,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-22 03:22:06,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 03:22:06,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 03:22:06,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-22 03:22:06,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:22:06,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-08-22 03:22:06,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 03:22:06,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-22 03:22:06,834 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 03:22:07,015 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 03:22:07,015 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 03:22:07,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 03:22:07,016 INFO L82 PathProgramCache]: Analyzing trace with hash -896272851, now seen corresponding path program 2 times [2021-08-22 03:22:07,016 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 03:22:07,016 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119571250] [2021-08-22 03:22:07,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:22:07,016 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 03:22:07,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:22:07,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1142 backedges. 65 proven. 21 refuted. 0 times theorem prover too weak. 1056 trivial. 0 not checked. [2021-08-22 03:22:07,101 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 03:22:07,101 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [119571250] [2021-08-22 03:22:07,101 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [119571250] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:22:07,101 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [695289994] [2021-08-22 03:22:07,101 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 03:22:07,102 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 03:22:07,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 03:22:07,109 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 03:22:07,113 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 03:22:08,507 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 03:22:08,507 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 03:22:08,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-22 03:22:08,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 03:22:09,392 INFO L134 CoverageAnalysis]: Checked inductivity of 1142 backedges. 65 proven. 21 refuted. 0 times theorem prover too weak. 1056 trivial. 0 not checked. [2021-08-22 03:22:09,392 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [695289994] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:22:09,392 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 03:22:09,393 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-08-22 03:22:09,393 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676948486] [2021-08-22 03:22:09,393 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-22 03:22:09,393 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 03:22:09,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-22 03:22:09,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-08-22 03:22:09,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:22:09,394 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 03:22:09,394 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.0) internal successors, (162), 6 states have internal predecessors, (162), 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 03:22:09,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:22:09,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:22:09,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:22:09,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:22:09,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:22:09,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 03:22:09,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 03:22:09,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:22:09,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-22 03:22:09,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 03:22:09,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-22 03:22:09,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-22 03:22:09,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:22:09,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-08-22 03:22:09,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 03:22:09,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-22 03:22:09,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:22:09,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:22:09,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:22:09,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:22:09,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:22:09,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:22:09,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 03:22:09,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 03:22:09,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:22:09,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-22 03:22:09,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 03:22:09,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 03:22:09,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-22 03:22:09,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:22:09,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-08-22 03:22:09,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 03:22:09,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-22 03:22:09,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-22 03:22:09,489 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 03:22:09,677 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 03:22:09,677 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 03:22:09,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 03:22:09,678 INFO L82 PathProgramCache]: Analyzing trace with hash -2095994803, now seen corresponding path program 2 times [2021-08-22 03:22:09,678 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 03:22:09,678 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484313796] [2021-08-22 03:22:09,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:22:09,678 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 03:22:09,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:22:12,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1156 backedges. 105 proven. 35 refuted. 0 times theorem prover too weak. 1016 trivial. 0 not checked. [2021-08-22 03:22:12,263 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 03:22:12,263 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484313796] [2021-08-22 03:22:12,263 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [484313796] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:22:12,263 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1119279138] [2021-08-22 03:22:12,264 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 03:22:12,264 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 03:22:12,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 03:22:12,264 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 03:22:12,265 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 03:22:13,782 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 03:22:13,783 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 03:22:13,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 775 conjuncts, 184 conjunts are in the unsatisfiable core [2021-08-22 03:22:13,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 03:22:13,844 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 03:22:13,859 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-22 03:22:13,860 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 03:22:13,931 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 03:22:13,990 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 19 treesize of output 18 [2021-08-22 03:22:14,092 INFO L354 Elim1Store]: treesize reduction 48, result has 23.8 percent of original size [2021-08-22 03:22:14,092 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 03:22:15,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 03:22:15,663 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 03:22:15,675 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-08-22 03:22:15,676 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 03:22:15,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 03:22:15,905 INFO L354 Elim1Store]: treesize reduction 43, result has 14.0 percent of original size [2021-08-22 03:22:15,905 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 03:22:16,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 03:22:16,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 03:22:16,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 03:22:16,559 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 03:22:16,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 03:22:16,581 INFO L354 Elim1Store]: treesize reduction 60, result has 30.2 percent of original size [2021-08-22 03:22:16,581 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 03:22:16,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 03:22:16,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 03:22:16,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 03:22:16,752 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 03:22:18,329 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-22 03:22:18,329 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 03:22:18,335 INFO L354 Elim1Store]: treesize reduction 2, result has 33.3 percent of original size [2021-08-22 03:22:18,335 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 03:22:19,217 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-22 03:22:19,217 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 03:22:19,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 03:22:19,780 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 03:22:19,782 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-22 03:22:19,782 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 03:22:20,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1156 backedges. 538 proven. 132 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2021-08-22 03:22:20,448 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1119279138] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:22:20,448 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 03:22:20,448 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 52] total 91 [2021-08-22 03:22:20,448 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448650841] [2021-08-22 03:22:20,448 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 91 states [2021-08-22 03:22:20,448 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 03:22:20,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 91 interpolants. [2021-08-22 03:22:20,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=396, Invalid=7794, Unknown=0, NotChecked=0, Total=8190 [2021-08-22 03:22:20,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:22:20,453 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 03:22:20,454 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 91 states, 91 states have (on average 3.4615384615384617) internal successors, (315), 91 states have internal predecessors, (315), 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 03:22:20,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:22:20,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:22:20,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:22:20,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:22:20,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:22:20,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 03:22:20,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 03:22:20,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:22:20,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-22 03:22:20,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 03:22:20,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-22 03:22:20,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-22 03:22:20,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:22:20,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-08-22 03:22:20,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 03:22:20,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-22 03:22:20,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-22 03:22:20,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:22:39,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:22:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:22:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 03:22:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:22:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:22:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 03:22:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 03:22:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:22:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-22 03:22:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 03:22:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 03:22:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-22 03:22:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:22:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-08-22 03:22:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 03:22:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-22 03:22:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-22 03:22:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-08-22 03:22:39,466 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 03:22:39,644 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 03:22:39,644 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-22 03:22:39,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 03:22:39,645 INFO L82 PathProgramCache]: Analyzing trace with hash 147646119, now seen corresponding path program 3 times [2021-08-22 03:22:39,645 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 03:22:39,645 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994800249] [2021-08-22 03:22:39,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:22:39,645 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 03:22:39,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:22:39,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1181 backedges. 65 proven. 60 refuted. 0 times theorem prover too weak. 1056 trivial. 0 not checked. [2021-08-22 03:22:39,741 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 03:22:39,741 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994800249] [2021-08-22 03:22:39,741 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [994800249] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 03:22:39,741 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1298441959] [2021-08-22 03:22:39,741 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 03:22:39,741 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 03:22:39,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 03:22:39,745 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 03:22:39,767 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 03:22:41,866 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-08-22 03:22:41,866 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 03:22:41,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 175 conjunts are in the unsatisfiable core [2021-08-22 03:22:41,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 03:22:42,581 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 26 treesize of output 22 [2021-08-22 03:22:42,608 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 29 treesize of output 25 [2021-08-22 03:22:43,898 INFO L354 Elim1Store]: treesize reduction 34, result has 47.7 percent of original size [2021-08-22 03:22:43,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 158 treesize of output 133 [2021-08-22 03:22:44,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 03:22:44,769 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 13 [2021-08-22 03:22:44,817 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-08-22 03:22:47,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:22:49,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:22:53,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:22:54,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:22:56,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:22:57,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:22:58,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:22:59,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:23:00,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:23:00,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:23:01,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:23:02,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:23:03,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:23:04,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:23:05,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:23:06,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:23:07,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:23:08,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:23:09,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:23:10,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:23:11,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:23:12,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:23:13,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:23:14,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:23:15,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:23:16,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:23:16,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:23:17,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:23:19,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:23:20,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:23:21,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:23:22,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:23:23,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2021-08-22 03:23:25,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 91 [2021-08-22 03:23:25,369 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-08-22 03:23:25,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 202 treesize of output 141 [2021-08-22 03:23:25,738 WARN L319 FreeRefinementEngine]: Global settings require throwing the following exception [2021-08-22 03:23:25,761 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 03:23:25,938 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 03:23:25,939 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: Alternating quantifiers not yet supported at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:313) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne(DualJunctionSaa.java:95) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryExhaustivelyToEliminate(DualJunctionSaa.java:80) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminate(DualJunctionSaa.java:75) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToEliminateOne(QuantifierPusher.java:903) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyNewEliminationTechniquesExhaustively(QuantifierPusher.java:865) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyDualJunctionEliminationTechniques(QuantifierPusher.java:783) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective2(QuantifierPusher.java:425) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:355) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:162) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:169) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:77) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:251) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:235) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminateCompat(PartialQuantifierElimination.java:128) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminateCompat(PartialQuantifierElimination.java:151) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:245) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:438) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:200) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:299) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:608) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:53) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:392) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-08-22 03:23:25,941 INFO L168 Benchmark]: Toolchain (without parser) took 129992.50 ms. Allocated memory was 192.9 MB in the beginning and 769.7 MB in the end (delta: 576.7 MB). Free memory was 156.7 MB in the beginning and 169.5 MB in the end (delta: -12.8 MB). Peak memory consumption was 565.2 MB. Max. memory is 8.0 GB. [2021-08-22 03:23:25,941 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 192.9 MB. Free memory was 174.9 MB in the beginning and 174.7 MB in the end (delta: 131.9 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-08-22 03:23:25,942 INFO L168 Benchmark]: CACSL2BoogieTranslator took 464.19 ms. Allocated memory is still 192.9 MB. Free memory was 156.5 MB in the beginning and 167.1 MB in the end (delta: -10.6 MB). Peak memory consumption was 22.9 MB. Max. memory is 8.0 GB. [2021-08-22 03:23:25,942 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.01 ms. Allocated memory is still 192.9 MB. Free memory was 167.1 MB in the beginning and 164.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-08-22 03:23:25,942 INFO L168 Benchmark]: Boogie Preprocessor took 24.79 ms. Allocated memory is still 192.9 MB. Free memory was 164.5 MB in the beginning and 162.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-08-22 03:23:25,942 INFO L168 Benchmark]: RCFGBuilder took 483.08 ms. Allocated memory is still 192.9 MB. Free memory was 162.9 MB in the beginning and 130.4 MB in the end (delta: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 8.0 GB. [2021-08-22 03:23:25,942 INFO L168 Benchmark]: TraceAbstraction took 128966.84 ms. Allocated memory was 192.9 MB in the beginning and 769.7 MB in the end (delta: 576.7 MB). Free memory was 129.9 MB in the beginning and 169.5 MB in the end (delta: -39.7 MB). Peak memory consumption was 538.1 MB. Max. memory is 8.0 GB. [2021-08-22 03:23:25,943 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 192.9 MB. Free memory was 174.9 MB in the beginning and 174.7 MB in the end (delta: 131.9 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 464.19 ms. Allocated memory is still 192.9 MB. Free memory was 156.5 MB in the beginning and 167.1 MB in the end (delta: -10.6 MB). Peak memory consumption was 22.9 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 46.01 ms. Allocated memory is still 192.9 MB. Free memory was 167.1 MB in the beginning and 164.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 24.79 ms. Allocated memory is still 192.9 MB. Free memory was 164.5 MB in the beginning and 162.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 483.08 ms. Allocated memory is still 192.9 MB. Free memory was 162.9 MB in the beginning and 130.4 MB in the end (delta: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 128966.84 ms. Allocated memory was 192.9 MB in the beginning and 769.7 MB in the end (delta: 576.7 MB). Free memory was 129.9 MB in the beginning and 169.5 MB in the end (delta: -39.7 MB). Peak memory consumption was 538.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: Alternating quantifiers not yet supported de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: Alternating quantifiers not yet supported: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-08-22 03:23:25,967 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-08-22 03:23:26,175 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...