/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 20:14:50,178 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 20:14:50,179 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 20:14:50,198 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 20:14:50,220 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 20:14:50,221 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 20:14:50,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 20:14:50,222 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random42.epf [2021-07-14 20:14:50,240 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 20:14:50,241 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 20:14:50,241 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 20:14:50,241 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 20:14:50,242 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 20:14:50,242 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 20:14:50,242 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 20:14:50,242 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 20:14:50,243 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 20:14:50,243 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 20:14:50,243 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 20:14:50,243 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 20:14:50,261 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 20:14:50,261 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 20:14:50,261 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 20:14:50,261 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 20:14:50,261 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 20:14:50,261 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 20:14:50,261 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 20:14:50,261 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 20:14:50,261 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 20:14:50,262 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 20:14:50,262 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 20:14:50,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 20:14:50,262 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 20:14:50,262 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 20:14:50,262 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 20:14:50,262 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 20:14:50,262 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-07-14 20:14:50,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 20:14:50,263 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 20:14:50,263 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 20:14:50,263 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 20:14:50,263 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 20:14:50,263 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-14 20:14:50,263 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 20:14:50,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 20:14:50,507 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 20:14:50,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 20:14:50,509 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 20:14:50,510 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 20:14:50,510 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2021-07-14 20:14:50,568 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/930477ce7/b0cc6b4928434f7d9826c62e41c0581d/FLAGf23c02448 [2021-07-14 20:14:51,037 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 20:14:51,037 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2021-07-14 20:14:51,049 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/930477ce7/b0cc6b4928434f7d9826c62e41c0581d/FLAGf23c02448 [2021-07-14 20:14:51,066 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/930477ce7/b0cc6b4928434f7d9826c62e41c0581d [2021-07-14 20:14:51,070 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 20:14:51,072 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 20:14:51,074 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 20:14:51,075 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 20:14:51,077 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 20:14:51,078 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 08:14:51" (1/1) ... [2021-07-14 20:14:51,078 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69b71f9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:14:51, skipping insertion in model container [2021-07-14 20:14:51,078 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 08:14:51" (1/1) ... [2021-07-14 20:14:51,085 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 20:14:51,124 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 20:14:51,279 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-07-14 20:14:51,462 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39095,39108] [2021-07-14 20:14:51,467 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39180,39193] [2021-07-14 20:14:51,468 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39232,39245] [2021-07-14 20:14:51,474 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39641,39654] [2021-07-14 20:14:51,476 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39726,39739] [2021-07-14 20:14:51,476 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39778,39791] [2021-07-14 20:14:51,480 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 20:14:51,485 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 20:14:51,497 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-07-14 20:14:51,527 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39095,39108] [2021-07-14 20:14:51,528 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39180,39193] [2021-07-14 20:14:51,528 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39232,39245] [2021-07-14 20:14:51,532 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39641,39654] [2021-07-14 20:14:51,533 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39726,39739] [2021-07-14 20:14:51,533 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39778,39791] [2021-07-14 20:14:51,538 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 20:14:51,572 INFO L208 MainTranslator]: Completed translation [2021-07-14 20:14:51,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:14:51 WrapperNode [2021-07-14 20:14:51,573 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 20:14:51,574 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 20:14:51,574 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 20:14:51,574 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 20:14:51,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:14:51" (1/1) ... [2021-07-14 20:14:51,609 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:14:51" (1/1) ... [2021-07-14 20:14:51,635 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 20:14:51,636 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 20:14:51,636 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 20:14:51,636 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 20:14:51,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:14:51" (1/1) ... [2021-07-14 20:14:51,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:14:51" (1/1) ... [2021-07-14 20:14:51,651 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:14:51" (1/1) ... [2021-07-14 20:14:51,652 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:14:51" (1/1) ... [2021-07-14 20:14:51,659 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:14:51" (1/1) ... [2021-07-14 20:14:51,662 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:14:51" (1/1) ... [2021-07-14 20:14:51,663 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:14:51" (1/1) ... [2021-07-14 20:14:51,665 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 20:14:51,665 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 20:14:51,665 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 20:14:51,665 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 20:14:51,666 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:14:51" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 20:14:51,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 20:14:51,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 20:14:51,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-07-14 20:14:51,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 20:14:51,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 20:14:51,730 INFO L130 BoogieDeclarations]: Found specification of procedure reader_nowait_fn [2021-07-14 20:14:51,730 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_nowait_fn [2021-07-14 20:14:51,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 20:14:51,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 20:14:51,731 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 20:14:52,043 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 20:14:52,043 INFO L299 CfgBuilder]: Removed 17 assume(true) statements. [2021-07-14 20:14:52,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 08:14:52 BoogieIcfgContainer [2021-07-14 20:14:52,044 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 20:14:52,045 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 20:14:52,046 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 20:14:52,047 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 20:14:52,048 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 08:14:51" (1/3) ... [2021-07-14 20:14:52,048 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d62cae2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 08:14:52, skipping insertion in model container [2021-07-14 20:14:52,048 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:14:51" (2/3) ... [2021-07-14 20:14:52,048 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d62cae2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 08:14:52, skipping insertion in model container [2021-07-14 20:14:52,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 08:14:52" (3/3) ... [2021-07-14 20:14:52,049 INFO L111 eAbstractionObserver]: Analyzing ICFG ring_1w1r-1.i [2021-07-14 20:14:52,056 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 20:14:52,056 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 20:14:52,056 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-07-14 20:14:52,056 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 20:14:52,099 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,099 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,100 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,100 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,100 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,100 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,100 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,100 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,101 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,101 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,101 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,101 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,101 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,102 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,102 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,102 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,102 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,102 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,102 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,103 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,103 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,105 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,106 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,106 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,106 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,106 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,106 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,106 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,107 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,108 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,108 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,108 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,108 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,108 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,108 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,108 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,108 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,109 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,109 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,109 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,109 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,109 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,109 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,109 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,109 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,109 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,110 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,110 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,110 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,110 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,110 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,110 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,110 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,110 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,110 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,111 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,111 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,111 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,111 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,111 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,111 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,111 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,112 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,112 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,112 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,112 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,112 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,121 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,121 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,123 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,123 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,123 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,123 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,123 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,123 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,124 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,124 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,124 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,124 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,124 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,125 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,125 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,125 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,125 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,125 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,126 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,128 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,128 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,128 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,128 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,132 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,132 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,133 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,133 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,133 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,133 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,133 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,133 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,133 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,133 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,133 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,133 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,133 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,133 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,133 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,133 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,134 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,134 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,134 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,134 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,134 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,134 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,134 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,134 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,134 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,134 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,134 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,134 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,134 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,135 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,135 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,135 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,135 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,135 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,135 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,135 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,135 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,135 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,135 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,135 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,135 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,135 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,135 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,136 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,136 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,136 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,136 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,136 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,136 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,136 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,136 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,136 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,136 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,136 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,136 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,136 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,137 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,137 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,137 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,137 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,137 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,137 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,137 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,137 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,137 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,137 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,137 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,137 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,137 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,138 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,138 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,138 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,138 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,138 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,138 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,138 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,138 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,138 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,138 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,138 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,138 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,138 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,138 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,139 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,139 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,139 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,139 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,139 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,139 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,139 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,139 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,139 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,139 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,139 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,139 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,139 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,139 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,140 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,140 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,140 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,140 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,140 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,140 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,140 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,140 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,140 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,142 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,142 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,143 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,143 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,143 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,143 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,143 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,143 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,143 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,143 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,143 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,144 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,144 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,144 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,144 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,144 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,144 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,147 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,147 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,147 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,147 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,148 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,148 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,148 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,148 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,148 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,148 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,148 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:14:52,158 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-07-14 20:14:52,173 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-14 20:14:52,211 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 20:14:52,211 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 20:14:52,211 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 20:14:52,211 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 20:14:52,211 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 20:14:52,212 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 20:14:52,212 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 20:14:52,212 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == reader_nowait_fnThread1of1ForFork0======== [2021-07-14 20:14:52,391 INFO L430 AbstractCegarLoop]: === Iteration 1 === [reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:14:52,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:14:52,397 INFO L82 PathProgramCache]: Analyzing trace with hash 1678412960, now seen corresponding path program 1 times [2021-07-14 20:14:52,402 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:14:52,402 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399556984] [2021-07-14 20:14:52,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:14:52,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:14:53,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 20:14:53,979 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 20:14:53,979 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399556984] [2021-07-14 20:14:53,980 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1399556984] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 20:14:53,980 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 20:14:53,980 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-07-14 20:14:53,980 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159115876] [2021-07-14 20:14:53,984 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-14 20:14:53,984 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 20:14:53,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-14 20:14:53,995 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=1176, Unknown=0, NotChecked=0, Total=1260 [2021-07-14 20:14:53,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:14:54,009 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 20:14:54,011 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 2.1666666666666665) internal successors, (78), 36 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 20:14:54,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:14:55,188 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 60 [2021-07-14 20:14:55,340 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 62 [2021-07-14 20:14:55,540 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 67 [2021-07-14 20:14:55,771 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 64 [2021-07-14 20:14:55,949 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 68 [2021-07-14 20:14:56,130 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 66 [2021-07-14 20:14:56,321 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 76 [2021-07-14 20:14:56,498 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 74 [2021-07-14 20:14:57,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 20:14:57,011 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 20:14:57,012 INFO L430 AbstractCegarLoop]: === Iteration 2 === [reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:14:57,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:14:57,012 INFO L82 PathProgramCache]: Analyzing trace with hash -391793641, now seen corresponding path program 1 times [2021-07-14 20:14:57,012 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:14:57,012 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333723778] [2021-07-14 20:14:57,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:14:57,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:14:59,472 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 68 proven. 81 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 20:14:59,472 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 20:14:59,472 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1333723778] [2021-07-14 20:14:59,472 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1333723778] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 20:14:59,472 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1224609325] [2021-07-14 20:14:59,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 20:14:59,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:14:59,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 118 conjunts are in the unsatisfiable core [2021-07-14 20:14:59,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 20:14:59,684 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 [2021-07-14 20:14:59,685 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:14:59,686 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:14:59,687 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:14:59,687 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2021-07-14 20:14:59,707 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-07-14 20:14:59,708 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 [2021-07-14 20:14:59,710 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:14:59,713 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:14:59,713 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:14:59,713 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2021-07-14 20:14:59,736 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 [2021-07-14 20:14:59,737 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:14:59,743 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:14:59,744 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:14:59,744 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:23 [2021-07-14 20:14:59,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 19 [2021-07-14 20:14:59,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:14:59,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:14:59,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:14:59,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 20 [2021-07-14 20:14:59,770 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 20:14:59,773 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:14:59,774 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:14:59,779 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:14:59,780 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:14:59,780 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:31, output treesize:24 [2021-07-14 20:14:59,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-07-14 20:14:59,817 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:14:59,824 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:14:59,826 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:14:59,826 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:33, output treesize:18 [2021-07-14 20:15:00,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:00,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:00,431 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 20:15:00,444 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-07-14 20:15:00,444 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 [2021-07-14 20:15:00,483 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:00,493 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:00,494 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:00,494 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:52, output treesize:41 [2021-07-14 20:15:00,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:00,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:00,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:00,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 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 [2021-07-14 20:15:00,641 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:00,648 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:00,650 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:00,650 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:58, output treesize:35 [2021-07-14 20:15:01,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:01,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:01,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:01,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:01,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:01,155 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 20:15:01,173 INFO L354 Elim1Store]: treesize reduction 60, result has 30.2 percent of original size [2021-07-14 20:15:01,174 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 [2021-07-14 20:15:01,177 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:01,188 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:01,190 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:01,190 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:63, output treesize:41 [2021-07-14 20:15:01,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:01,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:01,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:01,336 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 [2021-07-14 20:15:01,341 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:01,348 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:01,349 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:01,349 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:58, output treesize:35 [2021-07-14 20:15:02,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:02,096 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 20:15:02,115 INFO L354 Elim1Store]: treesize reduction 73, result has 32.4 percent of original size [2021-07-14 20:15:02,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 54 treesize of output 62 [2021-07-14 20:15:02,120 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:02,134 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:02,143 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:02,143 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:66, output treesize:30 [2021-07-14 20:15:02,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 20:15:02,293 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:02,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 20:15:02,304 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:02,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 20:15:02,312 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:02,351 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:02,363 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-07-14 20:15:02,363 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:140, output treesize:200 [2021-07-14 20:15:02,621 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:02,621 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 33 [2021-07-14 20:15:02,624 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:02,634 INFO L628 ElimStorePlain]: treesize reduction 40, result has 14.9 percent of original size [2021-07-14 20:15:02,634 INFO L518 ElimStorePlain]: Eliminatee v_prenex_2 vanished before elimination [2021-07-14 20:15:02,635 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:02,635 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:104, output treesize:7 [2021-07-14 20:15:02,980 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 20:15:02,981 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1224609325] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 20:15:02,981 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 20:15:02,981 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 46] total 75 [2021-07-14 20:15:02,982 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739403162] [2021-07-14 20:15:02,982 INFO L462 AbstractCegarLoop]: Interpolant automaton has 75 states [2021-07-14 20:15:02,982 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 20:15:02,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2021-07-14 20:15:02,984 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=234, Invalid=5316, Unknown=0, NotChecked=0, Total=5550 [2021-07-14 20:15:02,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:15:02,984 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 20:15:02,985 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 75 states, 75 states have (on average 3.4266666666666667) internal successors, (257), 75 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 20:15:02,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-14 20:15:02,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:15:05,391 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 67 [2021-07-14 20:15:05,762 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 67 [2021-07-14 20:15:07,620 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 68 [2021-07-14 20:15:07,949 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 73 [2021-07-14 20:15:08,107 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 70 [2021-07-14 20:15:08,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 20:15:08,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-14 20:15:08,479 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 20:15:08,480 INFO L430 AbstractCegarLoop]: === Iteration 3 === [reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:15:08,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:15:08,481 INFO L82 PathProgramCache]: Analyzing trace with hash 1862546780, now seen corresponding path program 2 times [2021-07-14 20:15:08,481 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:15:08,481 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917627835] [2021-07-14 20:15:08,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:15:08,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:15:09,915 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 12 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 20:15:09,915 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 20:15:09,915 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917627835] [2021-07-14 20:15:09,915 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1917627835] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 20:15:09,915 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [66797015] [2021-07-14 20:15:09,915 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 20:15:10,071 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 20:15:10,072 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 20:15:10,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 136 conjunts are in the unsatisfiable core [2021-07-14 20:15:10,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 20:15:10,099 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 [2021-07-14 20:15:10,099 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:10,100 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:10,101 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:10,101 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2021-07-14 20:15:10,109 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-07-14 20:15:10,109 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 [2021-07-14 20:15:10,110 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:10,113 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:10,113 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:10,113 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2021-07-14 20:15:10,127 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 [2021-07-14 20:15:10,128 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:10,133 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:10,134 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:10,134 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:23 [2021-07-14 20:15:10,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 19 [2021-07-14 20:15:10,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:10,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:10,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:10,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 20 [2021-07-14 20:15:10,154 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:10,157 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:10,157 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:10,161 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:10,162 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:10,162 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:31, output treesize:24 [2021-07-14 20:15:10,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-07-14 20:15:10,182 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:10,187 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:10,188 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:10,188 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:33, output treesize:18 [2021-07-14 20:15:10,785 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 20:15:10,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:10,799 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-07-14 20:15:10,799 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 [2021-07-14 20:15:10,801 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:10,812 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:10,813 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:10,813 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:52, output treesize:41 [2021-07-14 20:15:10,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:10,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:10,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:10,942 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 [2021-07-14 20:15:10,943 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:10,951 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:10,951 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:10,952 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:58, output treesize:35 [2021-07-14 20:15:11,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:11,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:11,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:11,395 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 20:15:11,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:11,413 INFO L354 Elim1Store]: treesize reduction 60, result has 30.2 percent of original size [2021-07-14 20:15:11,413 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 [2021-07-14 20:15:11,415 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:11,427 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:11,429 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:11,429 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:63, output treesize:41 [2021-07-14 20:15:11,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:11,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:11,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:11,552 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 [2021-07-14 20:15:11,553 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:11,560 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:11,561 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:11,561 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:58, output treesize:35 [2021-07-14 20:15:12,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:12,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:12,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:12,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 20:15:12,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:12,056 INFO L354 Elim1Store]: treesize reduction 60, result has 30.2 percent of original size [2021-07-14 20:15:12,056 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 [2021-07-14 20:15:12,057 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:12,065 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:12,066 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:12,066 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:63, output treesize:41 [2021-07-14 20:15:12,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:12,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:12,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:12,174 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 [2021-07-14 20:15:12,184 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:12,189 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:12,190 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:12,190 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:58, output treesize:35 [2021-07-14 20:15:12,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:12,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:12,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:12,442 INFO L354 Elim1Store]: treesize reduction 79, result has 31.9 percent of original size [2021-07-14 20:15:12,442 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 6 case distinctions, treesize of input 51 treesize of output 61 [2021-07-14 20:15:12,450 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:12,457 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:12,465 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:12,465 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:54, output treesize:20 [2021-07-14 20:15:12,853 INFO L354 Elim1Store]: treesize reduction 14, result has 17.6 percent of original size [2021-07-14 20:15:12,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 20 [2021-07-14 20:15:12,855 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:12,857 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:12,858 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:12,858 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:33, output treesize:7 [2021-07-14 20:15:13,143 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 20:15:13,143 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [66797015] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 20:15:13,143 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 20:15:13,143 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 52] total 80 [2021-07-14 20:15:13,143 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305048304] [2021-07-14 20:15:13,144 INFO L462 AbstractCegarLoop]: Interpolant automaton has 80 states [2021-07-14 20:15:13,144 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 20:15:13,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 80 interpolants. [2021-07-14 20:15:13,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=312, Invalid=6008, Unknown=0, NotChecked=0, Total=6320 [2021-07-14 20:15:13,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:15:13,147 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 20:15:13,147 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 80 states, 80 states have (on average 2.925) internal successors, (234), 80 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 20:15:13,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-14 20:15:13,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-14 20:15:13,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:15:15,065 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 62 [2021-07-14 20:15:15,539 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 74 [2021-07-14 20:15:15,839 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 70 [2021-07-14 20:15:16,135 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 74 [2021-07-14 20:15:20,686 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 73 [2021-07-14 20:15:20,862 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 81 [2021-07-14 20:15:21,656 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 94 [2021-07-14 20:15:21,847 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 91 [2021-07-14 20:15:22,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 20:15:22,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-14 20:15:22,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-07-14 20:15:22,492 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-07-14 20:15:22,493 INFO L430 AbstractCegarLoop]: === Iteration 4 === [reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:15:22,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:15:22,493 INFO L82 PathProgramCache]: Analyzing trace with hash 1522361239, now seen corresponding path program 1 times [2021-07-14 20:15:22,493 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:15:22,493 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410585494] [2021-07-14 20:15:22,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:15:22,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:15:25,071 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 20:15:25,071 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 20:15:25,071 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410585494] [2021-07-14 20:15:25,071 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410585494] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 20:15:25,071 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [851100818] [2021-07-14 20:15:25,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 20:15:25,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:15:25,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 141 conjunts are in the unsatisfiable core [2021-07-14 20:15:25,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 20:15:25,207 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 [2021-07-14 20:15:25,207 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:25,208 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:25,209 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:25,209 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2021-07-14 20:15:25,216 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-07-14 20:15:25,216 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 [2021-07-14 20:15:25,217 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:25,220 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:25,220 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:25,220 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2021-07-14 20:15:25,233 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 [2021-07-14 20:15:25,233 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:25,239 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:25,239 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:25,239 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:23 [2021-07-14 20:15:25,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 19 [2021-07-14 20:15:25,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:25,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:25,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:25,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 20 [2021-07-14 20:15:25,255 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:25,258 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:25,258 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:25,262 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:25,263 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:25,263 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:31, output treesize:24 [2021-07-14 20:15:25,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-07-14 20:15:25,282 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:25,287 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:25,288 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:25,288 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:33, output treesize:18 [2021-07-14 20:15:25,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:25,547 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-07-14 20:15:25,548 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 39 treesize of output 38 [2021-07-14 20:15:25,549 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:25,561 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:25,562 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:25,562 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:57, output treesize:35 [2021-07-14 20:15:25,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2021-07-14 20:15:25,637 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:25,644 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:25,644 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:25,644 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:46, output treesize:27 [2021-07-14 20:15:25,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 35 treesize of output 28 [2021-07-14 20:15:25,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:25,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:25,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:25,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:25,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:25,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:25,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:25,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 32 [2021-07-14 20:15:25,785 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:25,789 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:25,790 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:25,802 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:25,803 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:25,803 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:56, output treesize:50 [2021-07-14 20:15:25,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:25,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:25,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:25,902 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 [2021-07-14 20:15:25,903 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:25,911 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:25,911 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:25,911 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:58, output treesize:35 [2021-07-14 20:15:26,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:26,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:26,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:26,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:26,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:26,200 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 20:15:26,214 INFO L354 Elim1Store]: treesize reduction 60, result has 30.2 percent of original size [2021-07-14 20:15:26,214 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 [2021-07-14 20:15:26,216 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:26,232 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:26,234 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:26,234 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:63, output treesize:41 [2021-07-14 20:15:26,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:26,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:26,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:26,361 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 43 treesize of output 39 [2021-07-14 20:15:26,363 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:26,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:26,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:26,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:26,374 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 43 treesize of output 39 [2021-07-14 20:15:26,380 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:26,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:26,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:26,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:26,394 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 43 treesize of output 39 [2021-07-14 20:15:26,396 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:26,432 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:26,438 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-07-14 20:15:26,438 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:179, output treesize:252 [2021-07-14 20:15:27,625 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 20:15:27,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:27,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 53 [2021-07-14 20:15:27,631 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:27,640 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 20:15:27,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:27,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 45 [2021-07-14 20:15:27,651 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:27,665 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 20:15:27,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:27,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 60 [2021-07-14 20:15:27,671 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:27,680 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 20:15:27,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:27,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 43 [2021-07-14 20:15:27,686 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:27,692 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 20:15:27,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:27,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 70 [2021-07-14 20:15:27,696 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:27,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 62 [2021-07-14 20:15:27,701 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:27,721 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:27,722 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-07-14 20:15:27,722 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:486, output treesize:96 [2021-07-14 20:15:28,344 INFO L354 Elim1Store]: treesize reduction 22, result has 12.0 percent of original size [2021-07-14 20:15:28,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 69 treesize of output 43 [2021-07-14 20:15:28,347 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:28,354 INFO L628 ElimStorePlain]: treesize reduction 48, result has 12.7 percent of original size [2021-07-14 20:15:28,354 INFO L518 ElimStorePlain]: Eliminatee |#memory_int| vanished before elimination [2021-07-14 20:15:28,354 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:28,354 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:120, output treesize:7 [2021-07-14 20:15:28,459 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 20:15:28,459 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [851100818] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 20:15:28,459 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 20:15:28,460 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57, 52] total 81 [2021-07-14 20:15:28,460 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174367914] [2021-07-14 20:15:28,460 INFO L462 AbstractCegarLoop]: Interpolant automaton has 81 states [2021-07-14 20:15:28,460 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 20:15:28,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 81 interpolants. [2021-07-14 20:15:28,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=288, Invalid=6192, Unknown=0, NotChecked=0, Total=6480 [2021-07-14 20:15:28,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:15:28,462 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 20:15:28,463 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 81 states, 81 states have (on average 2.9012345679012346) internal successors, (235), 81 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) [2021-07-14 20:15:28,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-14 20:15:28,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-14 20:15:28,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-07-14 20:15:28,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:15:30,154 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 60 [2021-07-14 20:15:31,854 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 59 [2021-07-14 20:15:32,255 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 85 [2021-07-14 20:15:32,623 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 83 [2021-07-14 20:15:32,968 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 87 [2021-07-14 20:15:33,232 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 83 [2021-07-14 20:15:33,944 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 78 [2021-07-14 20:15:34,768 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 88 [2021-07-14 20:15:35,191 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 84 [2021-07-14 20:15:35,567 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 111 [2021-07-14 20:15:35,934 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 113 [2021-07-14 20:15:36,325 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 117 [2021-07-14 20:15:36,741 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 121 [2021-07-14 20:15:37,170 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 124 [2021-07-14 20:15:37,650 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 125 [2021-07-14 20:15:38,456 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 77 [2021-07-14 20:15:38,753 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 100 [2021-07-14 20:15:39,050 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 102 [2021-07-14 20:15:39,373 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 105 [2021-07-14 20:15:39,702 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 107 [2021-07-14 20:15:40,034 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 105 [2021-07-14 20:15:40,338 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-14 20:15:40,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 20:15:40,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-14 20:15:40,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-07-14 20:15:40,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-07-14 20:15:41,161 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 20:15:41,161 INFO L430 AbstractCegarLoop]: === Iteration 5 === [reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:15:41,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:15:41,162 INFO L82 PathProgramCache]: Analyzing trace with hash -788219364, now seen corresponding path program 2 times [2021-07-14 20:15:41,162 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:15:41,162 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884513499] [2021-07-14 20:15:41,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:15:41,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:15:45,251 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 20:15:45,251 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 20:15:45,251 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884513499] [2021-07-14 20:15:45,251 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1884513499] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 20:15:45,252 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1776150026] [2021-07-14 20:15:45,252 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 20:15:45,352 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 20:15:45,352 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 20:15:45,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 153 conjunts are in the unsatisfiable core [2021-07-14 20:15:45,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 20:15:45,378 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 [2021-07-14 20:15:45,379 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:45,380 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:45,380 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:45,380 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2021-07-14 20:15:45,388 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-07-14 20:15:45,388 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 [2021-07-14 20:15:45,390 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:45,392 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:45,393 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:45,393 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2021-07-14 20:15:45,440 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 [2021-07-14 20:15:45,441 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:45,446 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:45,447 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:45,447 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:23 [2021-07-14 20:15:45,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 19 [2021-07-14 20:15:45,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:45,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:45,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:45,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 20 [2021-07-14 20:15:45,463 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:45,466 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:45,466 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:45,470 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:45,471 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:45,471 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:31, output treesize:24 [2021-07-14 20:15:45,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-07-14 20:15:45,491 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:45,497 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:45,498 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:45,498 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:33, output treesize:18 [2021-07-14 20:15:45,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:45,781 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-07-14 20:15:45,781 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 39 treesize of output 38 [2021-07-14 20:15:45,782 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:45,793 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:45,794 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:45,794 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:57, output treesize:35 [2021-07-14 20:15:45,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2021-07-14 20:15:45,882 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:45,888 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:45,889 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:45,889 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:46, output treesize:27 [2021-07-14 20:15:46,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:46,169 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-07-14 20:15:46,169 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 39 treesize of output 38 [2021-07-14 20:15:46,171 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:46,184 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:46,185 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:46,185 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:60, output treesize:38 [2021-07-14 20:15:46,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2021-07-14 20:15:46,281 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:46,289 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:46,289 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:46,289 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:49, output treesize:30 [2021-07-14 20:15:46,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:46,771 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 20:15:46,783 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-07-14 20:15:46,783 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 [2021-07-14 20:15:46,784 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:46,794 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:46,795 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:46,795 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:52, output treesize:62 [2021-07-14 20:15:46,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:46,936 INFO L354 Elim1Store]: treesize reduction 43, result has 14.0 percent of original size [2021-07-14 20:15:46,936 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 70 treesize of output 48 [2021-07-14 20:15:46,937 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:46,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:46,959 INFO L354 Elim1Store]: treesize reduction 43, result has 14.0 percent of original size [2021-07-14 20:15:46,959 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 70 treesize of output 48 [2021-07-14 20:15:46,961 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:46,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:46,975 INFO L354 Elim1Store]: treesize reduction 43, result has 14.0 percent of original size [2021-07-14 20:15:46,975 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 70 treesize of output 48 [2021-07-14 20:15:46,977 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:47,014 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:47,018 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-07-14 20:15:47,018 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:242, output treesize:261 [2021-07-14 20:15:48,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:48,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:48,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:48,130 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 20:15:48,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:48,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 77 [2021-07-14 20:15:48,132 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:48,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:48,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:48,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:48,146 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 20:15:48,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:48,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 69 [2021-07-14 20:15:48,149 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:48,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:48,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:48,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:48,162 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 20:15:48,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:48,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 67 [2021-07-14 20:15:48,165 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:48,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:48,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:48,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:48,178 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 20:15:48,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:48,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 52 [2021-07-14 20:15:48,181 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:48,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:48,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:48,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:48,191 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 20:15:48,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:48,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 50 [2021-07-14 20:15:48,194 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:48,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:48,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:48,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:48,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 60 [2021-07-14 20:15:48,211 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:48,237 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:48,238 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-07-14 20:15:48,238 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:588, output treesize:130 [2021-07-14 20:15:49,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:49,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:49,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:49,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:49,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 52 [2021-07-14 20:15:49,149 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:49,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:49,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:49,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:49,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:49,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 69 [2021-07-14 20:15:49,162 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:49,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:49,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:49,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:49,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:49,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 67 [2021-07-14 20:15:49,175 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:49,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:49,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:49,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:49,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:49,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 50 [2021-07-14 20:15:49,188 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:49,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:49,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:49,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:49,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:49,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 60 [2021-07-14 20:15:49,200 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:49,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:49,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:49,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 20:15:49,204 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 115 treesize of output 77 [2021-07-14 20:15:49,205 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:49,231 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 20:15:49,232 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-07-14 20:15:49,232 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:588, output treesize:130 [2021-07-14 20:15:50,145 INFO L354 Elim1Store]: treesize reduction 22, result has 12.0 percent of original size [2021-07-14 20:15:50,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 76 treesize of output 46 [2021-07-14 20:15:50,148 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 20:15:50,157 INFO L628 ElimStorePlain]: treesize reduction 55, result has 15.4 percent of original size [2021-07-14 20:15:50,158 INFO L518 ElimStorePlain]: Eliminatee |#memory_int| vanished before elimination [2021-07-14 20:15:50,158 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 20:15:50,158 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:134, output treesize:10 [2021-07-14 20:15:50,578 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 20:15:50,578 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1776150026] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 20:15:50,578 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 20:15:50,578 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [72, 59] total 109 [2021-07-14 20:15:50,578 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925123509] [2021-07-14 20:15:50,579 INFO L462 AbstractCegarLoop]: Interpolant automaton has 109 states [2021-07-14 20:15:50,579 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 20:15:50,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 109 interpolants. [2021-07-14 20:15:50,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=359, Invalid=11413, Unknown=0, NotChecked=0, Total=11772 [2021-07-14 20:15:50,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:15:50,581 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 20:15:50,582 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 109 states, 109 states have (on average 2.6513761467889907) internal successors, (289), 109 states have internal predecessors, (289), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 20:15:50,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-14 20:15:50,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-14 20:15:50,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-07-14 20:15:50,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2021-07-14 20:15:50,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:15:55,743 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 55 [2021-07-14 20:15:55,972 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 58 [2021-07-14 20:15:56,202 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 62 [2021-07-14 20:15:56,476 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 57 [2021-07-14 20:15:56,718 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 61 [2021-07-14 20:15:56,952 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 59 [2021-07-14 20:15:57,301 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 90 [2021-07-14 20:15:57,664 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 88 [2021-07-14 20:15:57,913 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 72 [2021-07-14 20:15:58,267 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 98 [2021-07-14 20:15:58,797 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 87 [2021-07-14 20:15:59,064 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 75 [2021-07-14 20:15:59,467 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 101 [2021-07-14 20:15:59,968 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 124 [2021-07-14 20:16:00,480 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 126 [2021-07-14 20:16:01,037 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 130 [2021-07-14 20:16:01,612 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 134 [2021-07-14 20:16:02,176 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 136 [2021-07-14 20:16:02,797 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 138 [2021-07-14 20:16:03,592 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 58 [2021-07-14 20:16:03,805 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 57 [2021-07-14 20:16:04,220 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 65 [2021-07-14 20:16:04,454 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 69 [2021-07-14 20:16:04,701 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 69 [2021-07-14 20:16:05,811 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 84 [2021-07-14 20:16:06,294 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 110 [2021-07-14 20:16:06,785 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 112 [2021-07-14 20:16:07,240 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 115 [2021-07-14 20:16:07,706 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 118 [2021-07-14 20:16:08,116 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 115 [2021-07-14 20:16:08,506 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 113 [2021-07-14 20:16:09,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 20:16:09,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-14 20:16:09,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-07-14 20:16:09,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-07-14 20:16:09,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-07-14 20:16:09,616 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-07-14 20:16:09,617 INFO L430 AbstractCegarLoop]: === Iteration 6 === [reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:16:09,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:16:09,617 INFO L82 PathProgramCache]: Analyzing trace with hash -1381245449, now seen corresponding path program 3 times [2021-07-14 20:16:09,617 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:16:09,617 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484877251] [2021-07-14 20:16:09,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:16:09,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-14 20:16:09,720 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-14 20:16:09,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-14 20:16:09,773 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-14 20:16:09,823 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-14 20:16:09,823 INFO L609 BasicCegarLoop]: Counterexample might be feasible [2021-07-14 20:16:09,823 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2021-07-14 20:16:09,829 INFO L301 ceAbstractionStarter]: Result for error location reader_nowait_fnThread1of1ForFork0 was UNSAFE (1/2) [2021-07-14 20:16:09,831 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 20:16:09,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 08:16:09 BasicIcfg [2021-07-14 20:16:09,926 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 20:16:09,926 INFO L168 Benchmark]: Toolchain (without parser) took 78854.61 ms. Allocated memory was 184.5 MB in the beginning and 941.6 MB in the end (delta: 757.1 MB). Free memory was 147.5 MB in the beginning and 749.9 MB in the end (delta: -602.4 MB). Peak memory consumption was 153.7 MB. Max. memory is 8.0 GB. [2021-07-14 20:16:09,926 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 184.5 MB. Free memory was 166.0 MB in the beginning and 165.9 MB in the end (delta: 105.2 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 20:16:09,927 INFO L168 Benchmark]: CACSL2BoogieTranslator took 498.78 ms. Allocated memory is still 184.5 MB. Free memory was 147.3 MB in the beginning and 152.2 MB in the end (delta: -4.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-07-14 20:16:09,927 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.12 ms. Allocated memory is still 184.5 MB. Free memory was 152.2 MB in the beginning and 149.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 20:16:09,927 INFO L168 Benchmark]: Boogie Preprocessor took 29.22 ms. Allocated memory is still 184.5 MB. Free memory was 149.8 MB in the beginning and 148.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 20:16:09,927 INFO L168 Benchmark]: RCFGBuilder took 379.11 ms. Allocated memory is still 184.5 MB. Free memory was 148.0 MB in the beginning and 118.4 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.4 MB. Max. memory is 8.0 GB. [2021-07-14 20:16:09,927 INFO L168 Benchmark]: TraceAbstraction took 77880.54 ms. Allocated memory was 184.5 MB in the beginning and 941.6 MB in the end (delta: 757.1 MB). Free memory was 118.0 MB in the beginning and 749.9 MB in the end (delta: -631.9 MB). Peak memory consumption was 124.6 MB. Max. memory is 8.0 GB. [2021-07-14 20:16:09,927 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 184.5 MB. Free memory was 166.0 MB in the beginning and 165.9 MB in the end (delta: 105.2 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 498.78 ms. Allocated memory is still 184.5 MB. Free memory was 147.3 MB in the beginning and 152.2 MB in the end (delta: -4.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 61.12 ms. Allocated memory is still 184.5 MB. Free memory was 152.2 MB in the beginning and 149.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 29.22 ms. Allocated memory is still 184.5 MB. Free memory was 149.8 MB in the beginning and 148.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 379.11 ms. Allocated memory is still 184.5 MB. Free memory was 148.0 MB in the beginning and 118.4 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 77880.54 ms. Allocated memory was 184.5 MB in the beginning and 941.6 MB in the end (delta: 757.1 MB). Free memory was 118.0 MB in the beginning and 749.9 MB in the end (delta: -631.9 MB). Peak memory consumption was 124.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8207, positive: 7996, positive conditional: 832, positive unconditional: 7164, negative: 211, negative conditional: 168, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 8043, positive: 7996, positive conditional: 832, positive unconditional: 7164, negative: 47, negative conditional: 4, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 8043, positive: 7996, positive conditional: 0, positive unconditional: 7996, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2679, positive: 2660, positive conditional: 0, positive unconditional: 2660, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2679, positive: 2660, positive conditional: 0, positive unconditional: 2660, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 19, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 96, negative conditional: 0, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8043, positive: 5336, positive conditional: 0, positive unconditional: 5336, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 2679, unknown conditional: 0, unknown unconditional: 2679] , Statistics on independence cache: Total cache size (in pairs): 2679, Positive cache size: 2660, Positive conditional cache size: 0, Positive unconditional cache size: 2660, Negative cache size: 19, Negative conditional cache size: 0, Negative unconditional cache size: 19, SemanticConditionEliminator.Independence Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 19, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 96, negative conditional: 0, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2679, Positive cache size: 2660, Positive conditional cache size: 0, Positive unconditional cache size: 2660, Negative cache size: 19, Negative conditional cache size: 0, Negative unconditional cache size: 19, Eliminated conditions: 4, SemanticConditionEliminator.Independence Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 19, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 96, negative conditional: 0, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2679, Positive cache size: 2660, Positive conditional cache size: 0, Positive unconditional cache size: 2660, Negative cache size: 19, Negative conditional cache size: 0, Negative unconditional cache size: 19, Eliminated conditions: 4, SemanticConditionEliminator.Independence Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 19, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 96, negative conditional: 0, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2679, Positive cache size: 2660, Positive conditional cache size: 0, Positive unconditional cache size: 2660, Negative cache size: 19, Negative conditional cache size: 0, Negative unconditional cache size: 19, Eliminated conditions: 4, SemanticConditionEliminator.Independence Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 19, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 96, negative conditional: 0, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2679, Positive cache size: 2660, Positive conditional cache size: 0, Positive unconditional cache size: 2660, Negative cache size: 19, Negative conditional cache size: 0, Negative unconditional cache size: 19, Eliminated conditions: 4, SemanticConditionEliminator.Independence Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 19, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 96, negative conditional: 0, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2679, Positive cache size: 2660, Positive conditional cache size: 0, Positive unconditional cache size: 2660, Negative cache size: 19, Negative conditional cache size: 0, Negative unconditional cache size: 19, Eliminated conditions: 4 ], Maximal queried relation: 3, Independence queries for same thread: 164 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 192, Number of persistent set computation: 188, Number of trivial persistent sets: 180, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8207, positive: 7996, positive conditional: 832, positive unconditional: 7164, negative: 211, negative conditional: 168, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 8043, positive: 7996, positive conditional: 832, positive unconditional: 7164, negative: 47, negative conditional: 4, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 8043, positive: 7996, positive conditional: 0, positive unconditional: 7996, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2679, positive: 2660, positive conditional: 0, positive unconditional: 2660, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2679, positive: 2660, positive conditional: 0, positive unconditional: 2660, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 19, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 96, negative conditional: 0, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8043, positive: 5336, positive conditional: 0, positive unconditional: 5336, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 2679, unknown conditional: 0, unknown unconditional: 2679] , Statistics on independence cache: Total cache size (in pairs): 2679, Positive cache size: 2660, Positive conditional cache size: 0, Positive unconditional cache size: 2660, Negative cache size: 19, Negative conditional cache size: 0, Negative unconditional cache size: 19, SemanticConditionEliminator.Independence Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 19, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 96, negative conditional: 0, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2679, Positive cache size: 2660, Positive conditional cache size: 0, Positive unconditional cache size: 2660, Negative cache size: 19, Negative conditional cache size: 0, Negative unconditional cache size: 19, Eliminated conditions: 4, SemanticConditionEliminator.Independence Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 19, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 96, negative conditional: 0, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2679, Positive cache size: 2660, Positive conditional cache size: 0, Positive unconditional cache size: 2660, Negative cache size: 19, Negative conditional cache size: 0, Negative unconditional cache size: 19, Eliminated conditions: 4, SemanticConditionEliminator.Independence Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 19, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 96, negative conditional: 0, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2679, Positive cache size: 2660, Positive conditional cache size: 0, Positive unconditional cache size: 2660, Negative cache size: 19, Negative conditional cache size: 0, Negative unconditional cache size: 19, Eliminated conditions: 4, SemanticConditionEliminator.Independence Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 19, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 96, negative conditional: 0, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2679, Positive cache size: 2660, Positive conditional cache size: 0, Positive unconditional cache size: 2660, Negative cache size: 19, Negative conditional cache size: 0, Negative unconditional cache size: 19, Eliminated conditions: 4, SemanticConditionEliminator.Independence Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 19, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 96, negative conditional: 0, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2679, Positive cache size: 2660, Positive conditional cache size: 0, Positive unconditional cache size: 2660, Negative cache size: 19, Negative conditional cache size: 0, Negative unconditional cache size: 19, Eliminated conditions: 4 ], Maximal queried relation: 3, Independence queries for same thread: 164 - CounterExampleResult [Line: 855]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L864] 0 pthread_t reader; [L865] 0 Ring r; [L823] EXPR 0 r->writer = 0 [L823] 0 r->reader = r->writer = 0 [L867] FCALL, FORK 0 pthread_create( &reader, ((void *)0), &reader_nowait_fn, &r ) [L842] 0 Ring *r = arg; [L843] 0 long i = 0; [L843] COND TRUE 0 i < 8 [L810] EXPR 0 r->writer [L810] EXPR 0 r->reader [L810] COND FALSE 0 !((r->writer + 1) % 4 == r->reader) [L811] EXPR 0 r->writer [L811] 0 r->q[ r->writer ] = x [L812] EXPR 0 r->writer [L812] 0 r->writer = (r->writer + 1) % 4 [L843] 0 ++i [L843] COND TRUE 0 i < 8 [L810] EXPR 0 r->writer [L810] EXPR 0 r->reader [L810] COND FALSE 0 !((r->writer + 1) % 4 == r->reader) [L811] EXPR 0 r->writer [L811] 0 r->q[ r->writer ] = x [L812] EXPR 0 r->writer [L812] 0 r->writer = (r->writer + 1) % 4 [L843] 0 ++i [L843] COND TRUE 0 i < 8 [L810] EXPR 0 r->writer [L810] EXPR 0 r->reader [L810] COND FALSE 0 !((r->writer + 1) % 4 == r->reader) [L811] EXPR 0 r->writer [L811] 0 r->q[ r->writer ] = x [L812] EXPR 0 r->writer [L812] 0 r->writer = (r->writer + 1) % 4 [L843] 0 ++i [L843] COND TRUE 0 i < 8 [L810] EXPR 0 r->writer [L810] EXPR 0 r->reader [L810] COND TRUE 0 (r->writer + 1) % 4 == r->reader [L851] 1 Ring *r = arg; [L852] 1 long val = 0, last = 0, i = 0; [L853] COND TRUE 1 i < 8 [L815] EXPR 1 r->reader [L815] EXPR 1 r->q[ r->reader ] [L815] 1 long x = r->q[ r->reader ]; [L816] EXPR 1 r->reader [L816] 1 r->reader = (r->reader + 1) % 4 [L817] 1 return x; [L854] 1 val = ring_dequeue( r ) [L855] 1 !(val == last + 1) ? reach_error() : (void)0 [L856] 1 last = val [L857] 1 ++i [L853] COND TRUE 1 i < 8 [L815] EXPR 1 r->reader [L815] EXPR 1 r->q[ r->reader ] [L815] 1 long x = r->q[ r->reader ]; [L816] EXPR 1 r->reader [L816] 1 r->reader = (r->reader + 1) % 4 [L817] 1 return x; [L854] 1 val = ring_dequeue( r ) [L855] 1 !(val == last + 1) ? reach_error() : (void)0 [L856] 1 last = val [L857] 1 ++i [L853] COND TRUE 1 i < 8 [L815] EXPR 1 r->reader [L815] EXPR 1 r->q[ r->reader ] [L815] 1 long x = r->q[ r->reader ]; [L816] EXPR 1 r->reader [L816] 1 r->reader = (r->reader + 1) % 4 [L817] 1 return x; [L854] 1 val = ring_dequeue( r ) [L855] 1 !(val == last + 1) ? reach_error() : (void)0 [L856] 1 last = val [L857] 1 ++i [L853] COND TRUE 1 i < 8 [L815] EXPR 1 r->reader [L815] EXPR 1 r->q[ r->reader ] [L815] 1 long x = r->q[ r->reader ]; [L816] EXPR 1 r->reader [L816] 1 r->reader = (r->reader + 1) % 4 [L817] 1 return x; [L854] 1 val = ring_dequeue( r ) [L855] 1 !(val == last + 1) ? reach_error() : (void)0 [L855] 1 reach_error() - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: reader_nowait_fnThread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 170 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 77644.8ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 15.0ms, PartialOrderReductionTime: 48934.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 292, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 93.5ms SsaConstructionTime, 853.9ms SatisfiabilityAnalysisTime, 26473.3ms InterpolantComputationTime, 1463 NumberOfCodeBlocks, 1463 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1259 ConstructedInterpolants, 0 QuantifiedInterpolants, 45629 SizeOfPredicates, 270 NumberOfNonLiveVariables, 1243 ConjunctsInSsa, 548 ConjunctsInUnsatCore, 9 InterpolantComputations, 1 PerfectInterpolantSequences, 81/970 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...