/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/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe019_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-15 17:56:03,155 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-15 17:56:03,168 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-15 17:56:03,210 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-15 17:56:03,211 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-15 17:56:03,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-15 17:56:03,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-15 17:56:03,221 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-15 17:56:03,222 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-15 17:56:03,227 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-15 17:56:03,228 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-15 17:56:03,228 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-15 17:56:03,229 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-15 17:56:03,229 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-15 17:56:03,230 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-15 17:56:03,230 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-15 17:56:03,231 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-15 17:56:03,231 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-15 17:56:03,232 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-15 17:56:03,233 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-15 17:56:03,234 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-15 17:56:03,236 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-15 17:56:03,238 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-15 17:56:03,239 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-15 17:56:03,247 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-15 17:56:03,247 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-15 17:56:03,247 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-15 17:56:03,249 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-15 17:56:03,249 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-15 17:56:03,249 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-03-15 17:56:03,253 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-15 17:56:03,254 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-15 17:56:03,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-15 17:56:03,255 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2022-03-15 17:56:03,280 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-15 17:56:03,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-15 17:56:03,281 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-15 17:56:03,281 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-15 17:56:03,281 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-15 17:56:03,282 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-15 17:56:03,282 INFO L138 SettingsManager]: * Use SBE=true [2022-03-15 17:56:03,282 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-15 17:56:03,282 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-15 17:56:03,282 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-15 17:56:03,283 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-15 17:56:03,283 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-15 17:56:03,283 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-15 17:56:03,283 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-15 17:56:03,283 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-15 17:56:03,283 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-15 17:56:03,283 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-15 17:56:03,283 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-15 17:56:03,283 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-15 17:56:03,283 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-15 17:56:03,283 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-15 17:56:03,284 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-15 17:56:03,284 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-15 17:56:03,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 17:56:03,284 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-15 17:56:03,284 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-03-15 17:56:03,284 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-15 17:56:03,284 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-15 17:56:03,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-15 17:56:03,284 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2022-03-15 17:56:03,284 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2022-03-15 17:56:03,284 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-15 17:56:03,285 INFO L138 SettingsManager]: * Interpolant automaton=MCR 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-15 17:56:03,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-15 17:56:03,477 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-15 17:56:03,479 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-15 17:56:03,480 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-15 17:56:03,480 INFO L275 PluginConnector]: CDTParser initialized [2022-03-15 17:56:03,481 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe019_rmo.opt.i [2022-03-15 17:56:03,525 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f9b0db8a/a3f669b9776647a49045862def358049/FLAG53b43091f [2022-03-15 17:56:03,979 INFO L306 CDTParser]: Found 1 translation units. [2022-03-15 17:56:03,980 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe019_rmo.opt.i [2022-03-15 17:56:04,001 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f9b0db8a/a3f669b9776647a49045862def358049/FLAG53b43091f [2022-03-15 17:56:04,013 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f9b0db8a/a3f669b9776647a49045862def358049 [2022-03-15 17:56:04,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-15 17:56:04,015 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-15 17:56:04,018 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-15 17:56:04,018 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-15 17:56:04,020 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-15 17:56:04,020 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 05:56:04" (1/1) ... [2022-03-15 17:56:04,022 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25151f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:56:04, skipping insertion in model container [2022-03-15 17:56:04,022 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 05:56:04" (1/1) ... [2022-03-15 17:56:04,027 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-15 17:56:04,066 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-15 17:56:04,248 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe019_rmo.opt.i[992,1005] [2022-03-15 17:56:04,399 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 17:56:04,411 INFO L203 MainTranslator]: Completed pre-run [2022-03-15 17:56:04,422 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe019_rmo.opt.i[992,1005] [2022-03-15 17:56:04,480 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 17:56:04,506 INFO L208 MainTranslator]: Completed translation [2022-03-15 17:56:04,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:56:04 WrapperNode [2022-03-15 17:56:04,507 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-15 17:56:04,507 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-15 17:56:04,507 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-15 17:56:04,507 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-15 17:56:04,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:56:04" (1/1) ... [2022-03-15 17:56:04,535 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:56:04" (1/1) ... [2022-03-15 17:56:04,563 INFO L137 Inliner]: procedures = 177, calls = 86, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 167 [2022-03-15 17:56:04,564 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-15 17:56:04,564 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-15 17:56:04,564 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-15 17:56:04,564 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-15 17:56:04,570 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:56:04" (1/1) ... [2022-03-15 17:56:04,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:56:04" (1/1) ... [2022-03-15 17:56:04,573 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:56:04" (1/1) ... [2022-03-15 17:56:04,574 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:56:04" (1/1) ... [2022-03-15 17:56:04,583 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:56:04" (1/1) ... [2022-03-15 17:56:04,587 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:56:04" (1/1) ... [2022-03-15 17:56:04,594 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:56:04" (1/1) ... [2022-03-15 17:56:04,607 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-15 17:56:04,608 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-15 17:56:04,608 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-15 17:56:04,608 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-15 17:56:04,608 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:56:04" (1/1) ... [2022-03-15 17:56:04,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 17:56:04,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 17:56:04,647 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-15 17:56:04,656 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-15 17:56:04,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-15 17:56:04,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-15 17:56:04,676 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-03-15 17:56:04,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-15 17:56:04,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-15 17:56:04,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-15 17:56:04,676 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-03-15 17:56:04,676 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-03-15 17:56:04,676 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-03-15 17:56:04,678 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-03-15 17:56:04,678 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-03-15 17:56:04,678 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-03-15 17:56:04,678 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-03-15 17:56:04,678 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-03-15 17:56:04,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-15 17:56:04,678 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-03-15 17:56:04,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-15 17:56:04,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-15 17:56:04,680 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-15 17:56:04,814 INFO L234 CfgBuilder]: Building ICFG [2022-03-15 17:56:04,816 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-15 17:56:05,335 INFO L275 CfgBuilder]: Performing block encoding [2022-03-15 17:56:05,670 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-15 17:56:05,670 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-15 17:56:05,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 05:56:05 BoogieIcfgContainer [2022-03-15 17:56:05,673 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-15 17:56:05,674 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-15 17:56:05,674 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-15 17:56:05,676 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-15 17:56:05,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 05:56:04" (1/3) ... [2022-03-15 17:56:05,677 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a6a9c3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 05:56:05, skipping insertion in model container [2022-03-15 17:56:05,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:56:04" (2/3) ... [2022-03-15 17:56:05,677 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a6a9c3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 05:56:05, skipping insertion in model container [2022-03-15 17:56:05,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 05:56:05" (3/3) ... [2022-03-15 17:56:05,679 INFO L111 eAbstractionObserver]: Analyzing ICFG safe019_rmo.opt.i [2022-03-15 17:56:05,683 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-15 17:56:05,683 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-03-15 17:56:05,683 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-15 17:56:05,683 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-15 17:56:05,732 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,732 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,732 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,732 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,732 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,732 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,733 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,733 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,733 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,733 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,734 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,734 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,734 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,734 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,734 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,734 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,734 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,734 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,735 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,735 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,735 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,735 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,735 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,735 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,736 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,736 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,736 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,736 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,736 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,736 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,736 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,736 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,736 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,736 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,736 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,736 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,737 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,737 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,737 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,737 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,737 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,737 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,737 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,737 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,737 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,737 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,737 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,737 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,738 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,738 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,738 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,738 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,740 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,740 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,740 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,740 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,740 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,740 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,740 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,740 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,740 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,740 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,740 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,740 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,740 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,740 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,740 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,741 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,741 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,741 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,741 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,741 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,741 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,741 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,741 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,741 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,741 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,741 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,741 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,742 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,742 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,742 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,742 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,742 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,743 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,743 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,743 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,745 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,748 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,748 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,748 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,749 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,749 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,749 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,749 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,749 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,751 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,751 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,752 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,752 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,752 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,752 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,752 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,752 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,752 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,752 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,752 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,752 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,752 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,752 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,752 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,753 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,753 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,753 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,753 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,753 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,753 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,753 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,753 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,753 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,754 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,754 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,754 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,754 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,754 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,754 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,755 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,755 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,755 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,755 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,755 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,755 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,755 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,755 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,755 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,755 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,756 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,756 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,756 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,756 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,756 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,756 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,756 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,756 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,756 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,756 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,756 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,756 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,756 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,756 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,756 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,757 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,758 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,758 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,758 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,758 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,758 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,758 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,758 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,758 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,758 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,758 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,759 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,759 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,759 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,759 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,759 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,759 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,759 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,759 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,759 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,759 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,759 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,759 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,759 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,759 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,759 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,759 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,759 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,759 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,759 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,759 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,761 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,761 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,761 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,762 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,762 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,762 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,762 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,762 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,762 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,762 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,762 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,762 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,762 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,762 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,763 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,764 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,764 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,764 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,764 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,764 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,764 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,764 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,764 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,764 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,764 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,764 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,764 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,764 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,764 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,764 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,764 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,765 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,767 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,768 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,768 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,768 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,768 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,768 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,768 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,768 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,769 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,769 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,769 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,769 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,771 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,771 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,771 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,771 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,771 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,771 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,771 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,771 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,771 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,776 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,777 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,777 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,777 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,777 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,777 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,777 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,777 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,777 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,778 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,778 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,778 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,778 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,778 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,778 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,778 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,778 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,778 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,779 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,779 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,779 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,779 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~mem71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,779 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,779 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,779 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,779 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,779 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~mem71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,779 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,779 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,779 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,780 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~mem71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,780 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,780 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,780 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,780 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,780 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~mem71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,780 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,780 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,780 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,781 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,781 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,781 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,781 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,783 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,783 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,783 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,783 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,783 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,784 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,784 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,784 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,784 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,784 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,784 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,785 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,785 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,785 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,785 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,785 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,785 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,785 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,785 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,785 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,786 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,786 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,786 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,786 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,786 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,786 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,786 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,786 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,786 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,786 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,786 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,786 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,786 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,786 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,786 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,786 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,786 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,787 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,787 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,787 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,787 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,787 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,787 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,787 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,787 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,787 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,787 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,787 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,787 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,788 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,788 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,788 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,788 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,788 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,788 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,788 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,788 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,788 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,788 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,788 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,788 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,788 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,788 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,788 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,789 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,789 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,789 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,789 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,789 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,789 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,789 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,789 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,789 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,789 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,789 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,789 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,789 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,789 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,789 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,789 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,790 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,790 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,790 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,790 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,790 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,790 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,791 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,791 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,791 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~mem71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,791 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,791 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:56:05,791 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-03-15 17:56:05,826 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-15 17:56:05,832 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=Craig_NestedInterpolation, mInterpolantAutomaton=MCR, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=true, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-15 17:56:05,832 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-03-15 17:56:05,845 INFO L126 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-03-15 17:56:05,851 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 162 places, 151 transitions, 322 flow [2022-03-15 17:56:05,853 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 162 places, 151 transitions, 322 flow [2022-03-15 17:56:05,854 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 162 places, 151 transitions, 322 flow [2022-03-15 17:56:05,910 INFO L129 PetriNetUnfolder]: 2/147 cut-off events. [2022-03-15 17:56:05,911 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-03-15 17:56:05,915 INFO L84 FinitePrefix]: Finished finitePrefix Result has 160 conditions, 147 events. 2/147 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 57 event pairs, 0 based on Foata normal form. 0/144 useless extension candidates. Maximal degree in co-relation 87. Up to 2 conditions per place. [2022-03-15 17:56:05,919 INFO L116 LiptonReduction]: Number of co-enabled transitions 2736 [2022-03-15 17:56:13,565 INFO L131 LiptonReduction]: Checked pairs total: 7251 [2022-03-15 17:56:13,565 INFO L133 LiptonReduction]: Total number of compositions: 128 [2022-03-15 17:56:13,571 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 44 places, 32 transitions, 84 flow [2022-03-15 17:56:13,696 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 2122 states, 2121 states have (on average 3.9603960396039604) internal successors, (8400), 2121 states have internal predecessors, (8400), 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) [2022-03-15 17:56:13,703 INFO L276 IsEmpty]: Start isEmpty. Operand has 2122 states, 2121 states have (on average 3.9603960396039604) internal successors, (8400), 2121 states have internal predecessors, (8400), 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) [2022-03-15 17:56:13,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-03-15 17:56:13,718 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:56:13,718 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 17:56:13,719 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-15 17:56:13,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:56:13,722 INFO L85 PathProgramCache]: Analyzing trace with hash -211715685, now seen corresponding path program 1 times [2022-03-15 17:56:13,735 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:56:13,735 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291607685] [2022-03-15 17:56:13,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:56:13,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:56:13,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:56:13,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:56:13,926 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 17:56:13,926 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [291607685] [2022-03-15 17:56:13,927 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [291607685] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 17:56:13,927 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 17:56:13,927 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 17:56:13,928 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1788951838] [2022-03-15 17:56:13,928 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 17:56:13,931 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 17:56:13,943 INFO L252 McrAutomatonBuilder]: Finished intersection with 13 states and 12 transitions. [2022-03-15 17:56:13,943 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 17:56:13,945 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 17:56:13,946 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-03-15 17:56:13,946 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 17:56:13,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-03-15 17:56:13,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-15 17:56:13,971 INFO L87 Difference]: Start difference. First operand has 2122 states, 2121 states have (on average 3.9603960396039604) internal successors, (8400), 2121 states have internal predecessors, (8400), 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) Second operand has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 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) [2022-03-15 17:56:14,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 17:56:14,040 INFO L93 Difference]: Finished difference Result 2122 states and 8080 transitions. [2022-03-15 17:56:14,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-15 17:56:14,042 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 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) Word has length 12 [2022-03-15 17:56:14,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 17:56:14,069 INFO L225 Difference]: With dead ends: 2122 [2022-03-15 17:56:14,069 INFO L226 Difference]: Without dead ends: 1802 [2022-03-15 17:56:14,069 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-15 17:56:14,071 INFO L933 BasicCegarLoop]: 1 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-15 17:56:14,072 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 1 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-15 17:56:14,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1802 states. [2022-03-15 17:56:14,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1802 to 1802. [2022-03-15 17:56:14,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1802 states, 1801 states have (on average 3.7667962243198225) internal successors, (6784), 1801 states have internal predecessors, (6784), 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) [2022-03-15 17:56:14,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 1802 states and 6784 transitions. [2022-03-15 17:56:14,157 INFO L78 Accepts]: Start accepts. Automaton has 1802 states and 6784 transitions. Word has length 12 [2022-03-15 17:56:14,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 17:56:14,157 INFO L470 AbstractCegarLoop]: Abstraction has 1802 states and 6784 transitions. [2022-03-15 17:56:14,158 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 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) [2022-03-15 17:56:14,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 6784 transitions. [2022-03-15 17:56:14,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-03-15 17:56:14,159 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:56:14,159 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 17:56:14,159 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-15 17:56:14,159 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-15 17:56:14,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:56:14,160 INFO L85 PathProgramCache]: Analyzing trace with hash -211670518, now seen corresponding path program 1 times [2022-03-15 17:56:14,161 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:56:14,161 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735146733] [2022-03-15 17:56:14,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:56:14,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:56:14,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:56:14,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:56:14,275 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 17:56:14,275 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735146733] [2022-03-15 17:56:14,275 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735146733] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 17:56:14,275 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 17:56:14,275 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 17:56:14,275 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1927069905] [2022-03-15 17:56:14,275 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 17:56:14,276 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 17:56:14,278 INFO L252 McrAutomatonBuilder]: Finished intersection with 13 states and 12 transitions. [2022-03-15 17:56:14,278 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 17:56:14,278 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 17:56:14,278 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-15 17:56:14,279 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 17:56:14,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-15 17:56:14,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-15 17:56:14,279 INFO L87 Difference]: Start difference. First operand 1802 states and 6784 transitions. Second operand has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2022-03-15 17:56:14,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 17:56:14,423 INFO L93 Difference]: Finished difference Result 2058 states and 7504 transitions. [2022-03-15 17:56:14,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-15 17:56:14,432 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Word has length 12 [2022-03-15 17:56:14,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 17:56:14,441 INFO L225 Difference]: With dead ends: 2058 [2022-03-15 17:56:14,442 INFO L226 Difference]: Without dead ends: 1738 [2022-03-15 17:56:14,442 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-15 17:56:14,443 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 30 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 3 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 17:56:14,444 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [30 Valid, 3 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 17:56:14,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1738 states. [2022-03-15 17:56:14,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1738 to 1738. [2022-03-15 17:56:14,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1738 states, 1737 states have (on average 3.739781232009211) internal successors, (6496), 1737 states have internal predecessors, (6496), 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) [2022-03-15 17:56:14,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 1738 states and 6496 transitions. [2022-03-15 17:56:14,496 INFO L78 Accepts]: Start accepts. Automaton has 1738 states and 6496 transitions. Word has length 12 [2022-03-15 17:56:14,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 17:56:14,497 INFO L470 AbstractCegarLoop]: Abstraction has 1738 states and 6496 transitions. [2022-03-15 17:56:14,497 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2022-03-15 17:56:14,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 6496 transitions. [2022-03-15 17:56:14,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-03-15 17:56:14,499 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:56:14,499 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 17:56:14,499 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-15 17:56:14,499 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-15 17:56:14,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:56:14,499 INFO L85 PathProgramCache]: Analyzing trace with hash 2028145386, now seen corresponding path program 1 times [2022-03-15 17:56:14,500 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:56:14,501 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057352819] [2022-03-15 17:56:14,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:56:14,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:56:14,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:56:14,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:56:14,570 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 17:56:14,570 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057352819] [2022-03-15 17:56:14,570 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2057352819] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 17:56:14,570 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 17:56:14,570 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 17:56:14,570 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [200611847] [2022-03-15 17:56:14,570 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 17:56:14,572 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 17:56:14,574 INFO L252 McrAutomatonBuilder]: Finished intersection with 16 states and 17 transitions. [2022-03-15 17:56:14,574 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 17:56:14,627 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 17:56:14,628 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-15 17:56:14,628 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 17:56:14,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-15 17:56:14,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-15 17:56:14,628 INFO L87 Difference]: Start difference. First operand 1738 states and 6496 transitions. Second operand has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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) [2022-03-15 17:56:14,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 17:56:14,783 INFO L93 Difference]: Finished difference Result 1882 states and 6820 transitions. [2022-03-15 17:56:14,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-15 17:56:14,784 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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) Word has length 13 [2022-03-15 17:56:14,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 17:56:14,792 INFO L225 Difference]: With dead ends: 1882 [2022-03-15 17:56:14,792 INFO L226 Difference]: Without dead ends: 1594 [2022-03-15 17:56:14,793 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-15 17:56:14,793 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 33 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 17:56:14,794 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [33 Valid, 5 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 17:56:14,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1594 states. [2022-03-15 17:56:14,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1594 to 1594. [2022-03-15 17:56:14,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1594 states, 1593 states have (on average 3.6936597614563715) internal successors, (5884), 1593 states have internal predecessors, (5884), 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) [2022-03-15 17:56:14,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 1594 states and 5884 transitions. [2022-03-15 17:56:14,830 INFO L78 Accepts]: Start accepts. Automaton has 1594 states and 5884 transitions. Word has length 13 [2022-03-15 17:56:14,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 17:56:14,831 INFO L470 AbstractCegarLoop]: Abstraction has 1594 states and 5884 transitions. [2022-03-15 17:56:14,831 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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) [2022-03-15 17:56:14,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 5884 transitions. [2022-03-15 17:56:14,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-03-15 17:56:14,832 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:56:14,832 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 17:56:14,832 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-15 17:56:14,832 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-15 17:56:14,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:56:14,833 INFO L85 PathProgramCache]: Analyzing trace with hash -380385990, now seen corresponding path program 1 times [2022-03-15 17:56:14,836 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:56:14,837 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634175151] [2022-03-15 17:56:14,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:56:14,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:56:14,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:56:14,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:56:14,939 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 17:56:14,939 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634175151] [2022-03-15 17:56:14,941 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [634175151] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 17:56:14,941 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 17:56:14,941 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-15 17:56:14,941 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [236027451] [2022-03-15 17:56:14,941 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 17:56:14,943 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 17:56:14,946 INFO L252 McrAutomatonBuilder]: Finished intersection with 25 states and 34 transitions. [2022-03-15 17:56:14,946 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 17:56:15,092 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 17:56:15,093 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-15 17:56:15,093 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 17:56:15,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-15 17:56:15,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-15 17:56:15,093 INFO L87 Difference]: Start difference. First operand 1594 states and 5884 transitions. Second operand has 5 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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) [2022-03-15 17:56:15,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 17:56:15,231 INFO L93 Difference]: Finished difference Result 2530 states and 9274 transitions. [2022-03-15 17:56:15,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-15 17:56:15,232 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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) Word has length 14 [2022-03-15 17:56:15,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 17:56:15,239 INFO L225 Difference]: With dead ends: 2530 [2022-03-15 17:56:15,239 INFO L226 Difference]: Without dead ends: 1444 [2022-03-15 17:56:15,239 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-03-15 17:56:15,240 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 38 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 4 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 17:56:15,240 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [38 Valid, 4 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 17:56:15,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1444 states. [2022-03-15 17:56:15,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1444 to 1444. [2022-03-15 17:56:15,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1444 states, 1443 states have (on average 3.6784476784476783) internal successors, (5308), 1443 states have internal predecessors, (5308), 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) [2022-03-15 17:56:15,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1444 states and 5308 transitions. [2022-03-15 17:56:15,274 INFO L78 Accepts]: Start accepts. Automaton has 1444 states and 5308 transitions. Word has length 14 [2022-03-15 17:56:15,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 17:56:15,275 INFO L470 AbstractCegarLoop]: Abstraction has 1444 states and 5308 transitions. [2022-03-15 17:56:15,275 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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) [2022-03-15 17:56:15,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 5308 transitions. [2022-03-15 17:56:15,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-03-15 17:56:15,276 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:56:15,276 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 17:56:15,276 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-15 17:56:15,276 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-15 17:56:15,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:56:15,276 INFO L85 PathProgramCache]: Analyzing trace with hash -1552007544, now seen corresponding path program 2 times [2022-03-15 17:56:15,277 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:56:15,277 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469220500] [2022-03-15 17:56:15,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:56:15,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:56:15,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:56:15,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:56:15,326 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 17:56:15,326 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469220500] [2022-03-15 17:56:15,326 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469220500] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 17:56:15,326 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 17:56:15,326 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 17:56:15,326 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [805537242] [2022-03-15 17:56:15,326 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 17:56:15,327 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 17:56:15,330 INFO L252 McrAutomatonBuilder]: Finished intersection with 19 states and 22 transitions. [2022-03-15 17:56:15,330 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 17:56:15,382 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 17:56:15,382 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-15 17:56:15,382 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 17:56:15,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-15 17:56:15,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-15 17:56:15,383 INFO L87 Difference]: Start difference. First operand 1444 states and 5308 transitions. Second operand has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 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) [2022-03-15 17:56:15,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 17:56:15,483 INFO L93 Difference]: Finished difference Result 1552 states and 5569 transitions. [2022-03-15 17:56:15,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-15 17:56:15,483 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 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) Word has length 14 [2022-03-15 17:56:15,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 17:56:15,490 INFO L225 Difference]: With dead ends: 1552 [2022-03-15 17:56:15,490 INFO L226 Difference]: Without dead ends: 1372 [2022-03-15 17:56:15,490 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-15 17:56:15,491 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 25 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 17:56:15,491 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [25 Valid, 5 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 17:56:15,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1372 states. [2022-03-15 17:56:15,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1372 to 1372. [2022-03-15 17:56:15,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1372 states, 1371 states have (on average 3.6571845368344276) internal successors, (5014), 1371 states have internal predecessors, (5014), 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) [2022-03-15 17:56:15,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 1372 states and 5014 transitions. [2022-03-15 17:56:15,576 INFO L78 Accepts]: Start accepts. Automaton has 1372 states and 5014 transitions. Word has length 14 [2022-03-15 17:56:15,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 17:56:15,576 INFO L470 AbstractCegarLoop]: Abstraction has 1372 states and 5014 transitions. [2022-03-15 17:56:15,577 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 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) [2022-03-15 17:56:15,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 5014 transitions. [2022-03-15 17:56:15,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-03-15 17:56:15,578 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:56:15,578 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 17:56:15,578 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-15 17:56:15,579 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-15 17:56:15,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:56:15,579 INFO L85 PathProgramCache]: Analyzing trace with hash 1717348782, now seen corresponding path program 1 times [2022-03-15 17:56:15,580 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:56:15,580 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138203896] [2022-03-15 17:56:15,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:56:15,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:56:15,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:56:15,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:56:15,661 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 17:56:15,661 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138203896] [2022-03-15 17:56:15,661 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [138203896] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 17:56:15,661 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 17:56:15,661 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-15 17:56:15,661 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1219097101] [2022-03-15 17:56:15,662 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 17:56:15,663 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 17:56:15,668 INFO L252 McrAutomatonBuilder]: Finished intersection with 24 states and 31 transitions. [2022-03-15 17:56:15,668 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 17:56:15,705 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 17:56:15,705 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-15 17:56:15,705 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 17:56:15,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-15 17:56:15,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-15 17:56:15,706 INFO L87 Difference]: Start difference. First operand 1372 states and 5014 transitions. Second operand has 4 states, 3 states have (on average 6.0) internal successors, (18), 4 states have internal predecessors, (18), 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) [2022-03-15 17:56:15,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 17:56:15,825 INFO L93 Difference]: Finished difference Result 2200 states and 7783 transitions. [2022-03-15 17:56:15,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-15 17:56:15,825 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 6.0) internal successors, (18), 4 states have internal predecessors, (18), 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) Word has length 15 [2022-03-15 17:56:15,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 17:56:15,832 INFO L225 Difference]: With dead ends: 2200 [2022-03-15 17:56:15,833 INFO L226 Difference]: Without dead ends: 1516 [2022-03-15 17:56:15,833 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-15 17:56:15,834 INFO L933 BasicCegarLoop]: 1 mSDtfsCounter, 29 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 2 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 17:56:15,835 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [29 Valid, 2 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 17:56:15,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1516 states. [2022-03-15 17:56:15,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1516 to 1300. [2022-03-15 17:56:15,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1300 states, 1299 states have (on average 3.522709776751347) internal successors, (4576), 1299 states have internal predecessors, (4576), 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) [2022-03-15 17:56:15,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1300 states and 4576 transitions. [2022-03-15 17:56:15,865 INFO L78 Accepts]: Start accepts. Automaton has 1300 states and 4576 transitions. Word has length 15 [2022-03-15 17:56:15,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 17:56:15,865 INFO L470 AbstractCegarLoop]: Abstraction has 1300 states and 4576 transitions. [2022-03-15 17:56:15,865 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 6.0) internal successors, (18), 4 states have internal predecessors, (18), 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) [2022-03-15 17:56:15,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 4576 transitions. [2022-03-15 17:56:15,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-03-15 17:56:15,866 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:56:15,866 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 17:56:15,866 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-15 17:56:15,867 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-15 17:56:15,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:56:15,867 INFO L85 PathProgramCache]: Analyzing trace with hash 1296283962, now seen corresponding path program 1 times [2022-03-15 17:56:15,868 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:56:15,868 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973522564] [2022-03-15 17:56:15,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:56:15,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:56:15,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:56:15,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:56:15,946 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 17:56:15,946 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973522564] [2022-03-15 17:56:15,946 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [973522564] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 17:56:15,946 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 17:56:15,946 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-15 17:56:15,947 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [340056351] [2022-03-15 17:56:15,947 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 17:56:15,948 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 17:56:15,953 INFO L252 McrAutomatonBuilder]: Finished intersection with 26 states and 37 transitions. [2022-03-15 17:56:15,953 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 17:56:16,758 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [35292#(not (= 4 ~__unbuffered_cnt~0))] [2022-03-15 17:56:16,758 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-15 17:56:16,758 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 17:56:16,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-15 17:56:16,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-03-15 17:56:16,759 INFO L87 Difference]: Start difference. First operand 1300 states and 4576 transitions. Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 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) [2022-03-15 17:56:16,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 17:56:16,893 INFO L93 Difference]: Finished difference Result 962 states and 2929 transitions. [2022-03-15 17:56:16,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-15 17:56:16,893 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 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) Word has length 15 [2022-03-15 17:56:16,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 17:56:16,896 INFO L225 Difference]: With dead ends: 962 [2022-03-15 17:56:16,896 INFO L226 Difference]: Without dead ends: 666 [2022-03-15 17:56:16,896 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-03-15 17:56:16,897 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 56 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 17:56:16,897 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [56 Valid, 6 Invalid, 132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 17:56:16,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 666 states. [2022-03-15 17:56:16,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 666 to 666. [2022-03-15 17:56:16,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 666 states, 665 states have (on average 2.81203007518797) internal successors, (1870), 665 states have internal predecessors, (1870), 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) [2022-03-15 17:56:16,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 666 states and 1870 transitions. [2022-03-15 17:56:16,908 INFO L78 Accepts]: Start accepts. Automaton has 666 states and 1870 transitions. Word has length 15 [2022-03-15 17:56:16,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 17:56:16,908 INFO L470 AbstractCegarLoop]: Abstraction has 666 states and 1870 transitions. [2022-03-15 17:56:16,909 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 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) [2022-03-15 17:56:16,909 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1870 transitions. [2022-03-15 17:56:16,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-03-15 17:56:16,910 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:56:16,910 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 17:56:16,910 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-15 17:56:16,910 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-15 17:56:16,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:56:16,910 INFO L85 PathProgramCache]: Analyzing trace with hash 1688697376, now seen corresponding path program 1 times [2022-03-15 17:56:16,911 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:56:16,911 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980952027] [2022-03-15 17:56:16,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:56:16,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:56:16,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:56:17,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:56:17,129 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 17:56:17,130 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980952027] [2022-03-15 17:56:17,130 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980952027] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 17:56:17,130 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 17:56:17,130 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-03-15 17:56:17,130 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1082901940] [2022-03-15 17:56:17,130 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 17:56:17,134 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 17:56:17,142 INFO L252 McrAutomatonBuilder]: Finished intersection with 24 states and 27 transitions. [2022-03-15 17:56:17,142 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 17:56:18,480 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [37600#(and (= ~x$r_buff1_thd0~0 0) (= (mod ~x$r_buff1_thd4~0 256) 0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd0~0)), 37599#(and (= |~#x~0.base| ~__unbuffered_p2_EAX$read_delayed_var~0.base) (= ~x$r_buff1_thd0~0 0) (= (mod ~x$r_buff1_thd4~0 256) 0) (= ~__unbuffered_p2_EAX$read_delayed_var~0.offset |~#x~0.offset|) (= ~x$w_buff0_used~0 0) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) ~__unbuffered_p2_EAX~0) (= 0 ~x$r_buff0_thd0~0))] [2022-03-15 17:56:18,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-15 17:56:18,480 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 17:56:18,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-15 17:56:18,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-03-15 17:56:18,481 INFO L87 Difference]: Start difference. First operand 666 states and 1870 transitions. Second operand has 10 states, 9 states have (on average 2.7777777777777777) internal successors, (25), 9 states have internal predecessors, (25), 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) [2022-03-15 17:56:18,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 17:56:18,719 INFO L93 Difference]: Finished difference Result 967 states and 2643 transitions. [2022-03-15 17:56:18,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-15 17:56:18,719 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.7777777777777777) internal successors, (25), 9 states have internal predecessors, (25), 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) Word has length 19 [2022-03-15 17:56:18,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 17:56:18,723 INFO L225 Difference]: With dead ends: 967 [2022-03-15 17:56:18,723 INFO L226 Difference]: Without dead ends: 911 [2022-03-15 17:56:18,723 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2022-03-15 17:56:18,724 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 69 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 17:56:18,724 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [69 Valid, 10 Invalid, 272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 17:56:18,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 911 states. [2022-03-15 17:56:18,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 911 to 818. [2022-03-15 17:56:18,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 818 states, 817 states have (on average 2.824969400244798) internal successors, (2308), 817 states have internal predecessors, (2308), 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) [2022-03-15 17:56:18,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 818 states and 2308 transitions. [2022-03-15 17:56:18,739 INFO L78 Accepts]: Start accepts. Automaton has 818 states and 2308 transitions. Word has length 19 [2022-03-15 17:56:18,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 17:56:18,739 INFO L470 AbstractCegarLoop]: Abstraction has 818 states and 2308 transitions. [2022-03-15 17:56:18,739 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.7777777777777777) internal successors, (25), 9 states have internal predecessors, (25), 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) [2022-03-15 17:56:18,739 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 2308 transitions. [2022-03-15 17:56:18,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-03-15 17:56:18,741 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:56:18,741 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 17:56:18,741 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-15 17:56:18,741 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-15 17:56:18,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:56:18,741 INFO L85 PathProgramCache]: Analyzing trace with hash -470643770, now seen corresponding path program 2 times [2022-03-15 17:56:18,742 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:56:18,742 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807880940] [2022-03-15 17:56:18,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:56:18,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:56:18,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:56:18,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:56:18,944 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 17:56:18,944 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807880940] [2022-03-15 17:56:18,944 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1807880940] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 17:56:18,944 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 17:56:18,944 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 17:56:18,944 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [967706863] [2022-03-15 17:56:18,944 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 17:56:18,947 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 17:56:18,954 INFO L252 McrAutomatonBuilder]: Finished intersection with 24 states and 27 transitions. [2022-03-15 17:56:18,954 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 17:56:19,626 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [40217#(and (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) ~__unbuffered_p0_EBX~0) (= (mod ~x$w_buff0_used~0 256) 0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0))] [2022-03-15 17:56:19,627 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-15 17:56:19,627 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 17:56:19,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-15 17:56:19,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-03-15 17:56:19,627 INFO L87 Difference]: Start difference. First operand 818 states and 2308 transitions. Second operand has 8 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 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) [2022-03-15 17:56:19,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 17:56:19,871 INFO L93 Difference]: Finished difference Result 1302 states and 3531 transitions. [2022-03-15 17:56:19,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-15 17:56:19,871 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 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) Word has length 19 [2022-03-15 17:56:19,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 17:56:19,876 INFO L225 Difference]: With dead ends: 1302 [2022-03-15 17:56:19,876 INFO L226 Difference]: Without dead ends: 1234 [2022-03-15 17:56:19,876 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2022-03-15 17:56:19,877 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 48 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 9 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 17:56:19,877 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [48 Valid, 9 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 17:56:19,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1234 states. [2022-03-15 17:56:19,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1234 to 842. [2022-03-15 17:56:19,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 842 states, 841 states have (on average 2.815695600475624) internal successors, (2368), 841 states have internal predecessors, (2368), 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) [2022-03-15 17:56:19,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 842 states and 2368 transitions. [2022-03-15 17:56:19,893 INFO L78 Accepts]: Start accepts. Automaton has 842 states and 2368 transitions. Word has length 19 [2022-03-15 17:56:19,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 17:56:19,894 INFO L470 AbstractCegarLoop]: Abstraction has 842 states and 2368 transitions. [2022-03-15 17:56:19,894 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 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) [2022-03-15 17:56:19,894 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 2368 transitions. [2022-03-15 17:56:19,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-03-15 17:56:19,895 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:56:19,895 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 17:56:19,895 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-15 17:56:19,895 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-15 17:56:19,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:56:19,896 INFO L85 PathProgramCache]: Analyzing trace with hash -704467574, now seen corresponding path program 3 times [2022-03-15 17:56:19,896 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:56:19,896 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180480471] [2022-03-15 17:56:19,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:56:19,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:56:19,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:56:20,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:56:20,155 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 17:56:20,155 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180480471] [2022-03-15 17:56:20,156 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [180480471] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 17:56:20,156 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 17:56:20,156 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-03-15 17:56:20,156 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [236785870] [2022-03-15 17:56:20,156 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 17:56:20,158 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 17:56:20,164 INFO L252 McrAutomatonBuilder]: Finished intersection with 22 states and 23 transitions. [2022-03-15 17:56:20,164 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 17:56:20,274 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 17:56:20,274 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-15 17:56:20,274 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 17:56:20,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-15 17:56:20,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-03-15 17:56:20,274 INFO L87 Difference]: Start difference. First operand 842 states and 2368 transitions. Second operand has 8 states, 7 states have (on average 3.0) internal successors, (21), 7 states have internal predecessors, (21), 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) [2022-03-15 17:56:20,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 17:56:20,547 INFO L93 Difference]: Finished difference Result 1310 states and 3504 transitions. [2022-03-15 17:56:20,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-15 17:56:20,548 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 3.0) internal successors, (21), 7 states have internal predecessors, (21), 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) Word has length 19 [2022-03-15 17:56:20,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 17:56:20,552 INFO L225 Difference]: With dead ends: 1310 [2022-03-15 17:56:20,553 INFO L226 Difference]: Without dead ends: 1174 [2022-03-15 17:56:20,553 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2022-03-15 17:56:20,553 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 53 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 234 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 234 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 17:56:20,554 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [53 Valid, 12 Invalid, 268 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 234 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 17:56:20,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1174 states. [2022-03-15 17:56:20,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1174 to 826. [2022-03-15 17:56:20,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 826 states, 825 states have (on average 2.8084848484848486) internal successors, (2317), 825 states have internal predecessors, (2317), 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) [2022-03-15 17:56:20,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 826 states and 2317 transitions. [2022-03-15 17:56:20,576 INFO L78 Accepts]: Start accepts. Automaton has 826 states and 2317 transitions. Word has length 19 [2022-03-15 17:56:20,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 17:56:20,578 INFO L470 AbstractCegarLoop]: Abstraction has 826 states and 2317 transitions. [2022-03-15 17:56:20,578 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 3.0) internal successors, (21), 7 states have internal predecessors, (21), 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) [2022-03-15 17:56:20,578 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 2317 transitions. [2022-03-15 17:56:20,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-03-15 17:56:20,580 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:56:20,580 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 17:56:20,581 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-15 17:56:20,581 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-15 17:56:20,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:56:20,584 INFO L85 PathProgramCache]: Analyzing trace with hash 1440214266, now seen corresponding path program 4 times [2022-03-15 17:56:20,584 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:56:20,584 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105591833] [2022-03-15 17:56:20,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:56:20,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:56:20,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:56:21,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:56:21,194 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 17:56:21,194 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105591833] [2022-03-15 17:56:21,194 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105591833] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 17:56:21,194 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 17:56:21,194 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-03-15 17:56:21,194 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [632008942] [2022-03-15 17:56:21,194 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 17:56:21,197 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 17:56:21,203 INFO L252 McrAutomatonBuilder]: Finished intersection with 21 states and 21 transitions. [2022-03-15 17:56:21,203 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 17:56:22,104 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [46205#(and (or (not (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) 0)) (= ~__unbuffered_p2_EAX$read_delayed_var~0.offset |~#x~0.offset|)) (= ~__unbuffered_p2_EAX$read_delayed~0 1) (or (= |~#x~0.base| ~__unbuffered_p2_EAX$read_delayed_var~0.base) (= (mod ~x$r_buff1_thd4~0 256) 0)) (or (= (mod ~x$r_buff0_thd4~0 256) 0) (= (mod ~x$w_buff0_used~0 256) 0) (not (= ~__unbuffered_p2_EAX~0 1))) (or (not (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) 0)) (= |~#x~0.base| ~__unbuffered_p2_EAX$read_delayed_var~0.base)) (or (not (= ~__unbuffered_p2_EAX~0 1)) (= (mod ~x$r_buff1_thd4~0 256) 0)) (or (= (mod ~x$r_buff1_thd4~0 256) 0) (= ~__unbuffered_p2_EAX$read_delayed_var~0.offset |~#x~0.offset|)) (or (= (mod ~x$r_buff0_thd4~0 256) 0) (= (mod ~x$w_buff0_used~0 256) 0) (= |~#x~0.base| ~__unbuffered_p2_EAX$read_delayed_var~0.base)) (= ~x$r_buff1_thd0~0 0) (or (not (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) 0)) (not (= ~__unbuffered_p2_EAX~0 1))) (or (= (mod ~x$r_buff0_thd4~0 256) 0) (= (mod ~x$w_buff0_used~0 256) 0) (= ~__unbuffered_p2_EAX$read_delayed_var~0.offset |~#x~0.offset|)) (<= ~x$r_buff0_thd1~0 (* (div ~x$r_buff0_thd1~0 256) 256)) (= 0 ~x$r_buff0_thd0~0) (<= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd1~0 0))] [2022-03-15 17:56:22,105 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-03-15 17:56:22,105 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 17:56:22,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-03-15 17:56:22,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2022-03-15 17:56:22,105 INFO L87 Difference]: Start difference. First operand 826 states and 2317 transitions. Second operand has 12 states, 11 states have (on average 1.9090909090909092) internal successors, (21), 11 states have internal predecessors, (21), 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) [2022-03-15 17:56:22,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 17:56:22,997 INFO L93 Difference]: Finished difference Result 931 states and 2608 transitions. [2022-03-15 17:56:22,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-03-15 17:56:22,998 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 1.9090909090909092) internal successors, (21), 11 states have internal predecessors, (21), 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) Word has length 19 [2022-03-15 17:56:22,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 17:56:23,001 INFO L225 Difference]: With dead ends: 931 [2022-03-15 17:56:23,002 INFO L226 Difference]: Without dead ends: 913 [2022-03-15 17:56:23,002 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=123, Invalid=297, Unknown=0, NotChecked=0, Total=420 [2022-03-15 17:56:23,010 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 103 mSDsluCounter, 195 mSDsCounter, 0 mSdLazyCounter, 434 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 511 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 434 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-15 17:56:23,010 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [103 Valid, 19 Invalid, 511 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 434 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-15 17:56:23,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 913 states. [2022-03-15 17:56:23,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 913 to 798. [2022-03-15 17:56:23,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 798 states, 797 states have (on average 2.8030112923462984) internal successors, (2234), 797 states have internal predecessors, (2234), 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) [2022-03-15 17:56:23,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 798 states and 2234 transitions. [2022-03-15 17:56:23,025 INFO L78 Accepts]: Start accepts. Automaton has 798 states and 2234 transitions. Word has length 19 [2022-03-15 17:56:23,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 17:56:23,026 INFO L470 AbstractCegarLoop]: Abstraction has 798 states and 2234 transitions. [2022-03-15 17:56:23,026 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 1.9090909090909092) internal successors, (21), 11 states have internal predecessors, (21), 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) [2022-03-15 17:56:23,026 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 2234 transitions. [2022-03-15 17:56:23,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-03-15 17:56:23,027 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:56:23,027 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 17:56:23,027 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-15 17:56:23,027 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-15 17:56:23,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:56:23,028 INFO L85 PathProgramCache]: Analyzing trace with hash -410982359, now seen corresponding path program 1 times [2022-03-15 17:56:23,028 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:56:23,028 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083976771] [2022-03-15 17:56:23,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:56:23,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:56:23,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:56:23,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:56:23,094 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 17:56:23,094 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083976771] [2022-03-15 17:56:23,094 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083976771] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 17:56:23,094 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 17:56:23,094 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-15 17:56:23,094 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [869867206] [2022-03-15 17:56:23,094 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 17:56:23,097 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 17:56:23,109 INFO L252 McrAutomatonBuilder]: Finished intersection with 43 states and 67 transitions. [2022-03-15 17:56:23,109 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 17:56:24,110 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 17:56:24,111 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-15 17:56:24,111 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 17:56:24,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-15 17:56:24,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-15 17:56:24,111 INFO L87 Difference]: Start difference. First operand 798 states and 2234 transitions. Second operand has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 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) [2022-03-15 17:56:24,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 17:56:24,286 INFO L93 Difference]: Finished difference Result 1107 states and 3059 transitions. [2022-03-15 17:56:24,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 17:56:24,287 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 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) Word has length 20 [2022-03-15 17:56:24,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 17:56:24,289 INFO L225 Difference]: With dead ends: 1107 [2022-03-15 17:56:24,289 INFO L226 Difference]: Without dead ends: 682 [2022-03-15 17:56:24,290 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-03-15 17:56:24,290 INFO L933 BasicCegarLoop]: 1 mSDtfsCounter, 35 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 182 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 3 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 17:56:24,294 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 3 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 182 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 17:56:24,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 682 states. [2022-03-15 17:56:24,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 682 to 640. [2022-03-15 17:56:24,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 640 states, 639 states have (on average 2.6604068857589986) internal successors, (1700), 639 states have internal predecessors, (1700), 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) [2022-03-15 17:56:24,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 640 states and 1700 transitions. [2022-03-15 17:56:24,304 INFO L78 Accepts]: Start accepts. Automaton has 640 states and 1700 transitions. Word has length 20 [2022-03-15 17:56:24,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 17:56:24,304 INFO L470 AbstractCegarLoop]: Abstraction has 640 states and 1700 transitions. [2022-03-15 17:56:24,305 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 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) [2022-03-15 17:56:24,305 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1700 transitions. [2022-03-15 17:56:24,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-03-15 17:56:24,306 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:56:24,306 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 17:56:24,306 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-15 17:56:24,306 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-15 17:56:24,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:56:24,306 INFO L85 PathProgramCache]: Analyzing trace with hash 1702388823, now seen corresponding path program 1 times [2022-03-15 17:56:24,307 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:56:24,307 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340353331] [2022-03-15 17:56:24,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:56:24,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:56:24,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:56:24,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:56:24,393 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 17:56:24,393 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340353331] [2022-03-15 17:56:24,393 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [340353331] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 17:56:24,393 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 17:56:24,393 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 17:56:24,393 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1491130382] [2022-03-15 17:56:24,393 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 17:56:24,395 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 17:56:24,405 INFO L252 McrAutomatonBuilder]: Finished intersection with 39 states and 55 transitions. [2022-03-15 17:56:24,405 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 17:56:24,674 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [51154#(<= ~__unbuffered_cnt~0 0)] [2022-03-15 17:56:24,674 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-15 17:56:24,674 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 17:56:24,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-15 17:56:24,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-03-15 17:56:24,674 INFO L87 Difference]: Start difference. First operand 640 states and 1700 transitions. Second operand has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 6 states have internal predecessors, (29), 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) [2022-03-15 17:56:24,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 17:56:24,809 INFO L93 Difference]: Finished difference Result 519 states and 1320 transitions. [2022-03-15 17:56:24,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-15 17:56:24,809 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 6 states have internal predecessors, (29), 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) Word has length 20 [2022-03-15 17:56:24,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 17:56:24,811 INFO L225 Difference]: With dead ends: 519 [2022-03-15 17:56:24,811 INFO L226 Difference]: Without dead ends: 416 [2022-03-15 17:56:24,811 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2022-03-15 17:56:24,811 INFO L933 BasicCegarLoop]: 1 mSDtfsCounter, 69 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 17:56:24,812 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [69 Valid, 5 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 17:56:24,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2022-03-15 17:56:24,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 388. [2022-03-15 17:56:24,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 388 states, 387 states have (on average 2.5426356589147288) internal successors, (984), 387 states have internal predecessors, (984), 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) [2022-03-15 17:56:24,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 388 states and 984 transitions. [2022-03-15 17:56:24,818 INFO L78 Accepts]: Start accepts. Automaton has 388 states and 984 transitions. Word has length 20 [2022-03-15 17:56:24,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 17:56:24,819 INFO L470 AbstractCegarLoop]: Abstraction has 388 states and 984 transitions. [2022-03-15 17:56:24,819 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 6 states have internal predecessors, (29), 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) [2022-03-15 17:56:24,819 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 984 transitions. [2022-03-15 17:56:24,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-03-15 17:56:24,820 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:56:24,820 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 17:56:24,820 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-15 17:56:24,820 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-15 17:56:24,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:56:24,821 INFO L85 PathProgramCache]: Analyzing trace with hash -1149741283, now seen corresponding path program 1 times [2022-03-15 17:56:24,821 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:56:24,821 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849325795] [2022-03-15 17:56:24,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:56:24,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:56:24,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:56:25,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:56:25,110 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 17:56:25,110 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849325795] [2022-03-15 17:56:25,110 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849325795] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 17:56:25,110 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 17:56:25,110 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-03-15 17:56:25,110 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [525956255] [2022-03-15 17:56:25,110 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 17:56:25,113 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 17:56:25,148 INFO L252 McrAutomatonBuilder]: Finished intersection with 39 states and 53 transitions. [2022-03-15 17:56:25,148 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 17:56:27,764 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 3 new interpolants: [52463#(and (or (= (mod ~x$w_buff0_used~0 256) 0) (= (mod ~x$r_buff0_thd3~0 256) 0)) (= 0 ~x$r_buff0_thd4~0) (= ~x$r_buff1_thd4~0 0) (= |~#x~0.base| ~__unbuffered_p2_EAX$read_delayed_var~0.base) (= ~x$r_buff1_thd0~0 0) (= ~__unbuffered_p2_EAX$read_delayed_var~0.offset |~#x~0.offset|) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) ~__unbuffered_p2_EAX~0) (= (mod ~x$w_buff1_used~0 256) 0) (<= ~x$r_buff0_thd1~0 (* (div ~x$r_buff0_thd1~0 256) 256)) (= 0 ~x$r_buff0_thd0~0) (<= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd1~0 0)), 52461#(and (or (= (mod ~x$r_buff0_thd4~0 256) 0) (= (mod ~x$w_buff0_used~0 256) 0)) (= |~#x~0.base| ~__unbuffered_p2_EAX$read_delayed_var~0.base) (or (= (mod ~x$r_buff1_thd4~0 256) 0) (= (mod ~x$w_buff1_used~0 256) 0)) (= ~x$r_buff1_thd0~0 0) (= ~__unbuffered_p2_EAX$read_delayed_var~0.offset |~#x~0.offset|) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) ~__unbuffered_p2_EAX~0) (<= ~x$r_buff0_thd1~0 (* (div ~x$r_buff0_thd1~0 256) 256)) (= 0 ~x$r_buff0_thd0~0) (<= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd1~0 0)), 52462#(and (or (= (mod ~x$r_buff0_thd4~0 256) 0) (= (mod ~x$w_buff0_used~0 256) 0)) (or (= (mod ~x$w_buff0_used~0 256) 0) (= (mod ~x$r_buff0_thd3~0 256) 0)) (= |~#x~0.base| ~__unbuffered_p2_EAX$read_delayed_var~0.base) (= ~x$r_buff1_thd0~0 0) (= ~__unbuffered_p2_EAX$read_delayed_var~0.offset |~#x~0.offset|) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) ~__unbuffered_p2_EAX~0) (= (mod ~x$w_buff1_used~0 256) 0) (<= ~x$r_buff0_thd1~0 (* (div ~x$r_buff0_thd1~0 256) 256)) (= 0 ~x$r_buff0_thd0~0) (<= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd1~0 0))] [2022-03-15 17:56:27,764 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-03-15 17:56:27,764 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 17:56:27,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-03-15 17:56:27,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2022-03-15 17:56:27,765 INFO L87 Difference]: Start difference. First operand 388 states and 984 transitions. Second operand has 12 states, 11 states have (on average 3.0) internal successors, (33), 11 states have internal predecessors, (33), 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) [2022-03-15 17:56:28,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 17:56:28,005 INFO L93 Difference]: Finished difference Result 701 states and 1737 transitions. [2022-03-15 17:56:28,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-15 17:56:28,005 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 3.0) internal successors, (33), 11 states have internal predecessors, (33), 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) Word has length 22 [2022-03-15 17:56:28,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 17:56:28,007 INFO L225 Difference]: With dead ends: 701 [2022-03-15 17:56:28,007 INFO L226 Difference]: Without dead ends: 566 [2022-03-15 17:56:28,007 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2022-03-15 17:56:28,007 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 57 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 216 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 17:56:28,008 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [57 Valid, 6 Invalid, 259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 216 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 17:56:28,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 566 states. [2022-03-15 17:56:28,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 566 to 482. [2022-03-15 17:56:28,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 482 states, 481 states have (on average 2.5363825363825363) internal successors, (1220), 481 states have internal predecessors, (1220), 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) [2022-03-15 17:56:28,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 1220 transitions. [2022-03-15 17:56:28,015 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 1220 transitions. Word has length 22 [2022-03-15 17:56:28,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 17:56:28,015 INFO L470 AbstractCegarLoop]: Abstraction has 482 states and 1220 transitions. [2022-03-15 17:56:28,015 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 3.0) internal successors, (33), 11 states have internal predecessors, (33), 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) [2022-03-15 17:56:28,015 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 1220 transitions. [2022-03-15 17:56:28,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-03-15 17:56:28,016 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:56:28,016 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 17:56:28,016 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-15 17:56:28,016 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-15 17:56:28,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:56:28,016 INFO L85 PathProgramCache]: Analyzing trace with hash -438907394, now seen corresponding path program 1 times [2022-03-15 17:56:28,017 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:56:28,017 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199461741] [2022-03-15 17:56:28,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:56:28,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:56:28,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:56:28,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:56:28,203 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 17:56:28,203 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199461741] [2022-03-15 17:56:28,203 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [199461741] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 17:56:28,203 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 17:56:28,203 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-03-15 17:56:28,203 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [453485083] [2022-03-15 17:56:28,203 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 17:56:28,206 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 17:56:28,219 INFO L252 McrAutomatonBuilder]: Finished intersection with 33 states and 42 transitions. [2022-03-15 17:56:28,219 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 17:56:29,928 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 5 new interpolants: [54147#(and (= (mod ~x$r_buff1_thd2~0 256) 0) (= (mod ~x$r_buff0_thd2~0 256) 0) (= 0 ~x$r_buff0_thd4~0) (= ~x$r_buff1_thd4~0 0) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) 1) (<= ~x$r_buff0_thd1~0 (* (div ~x$r_buff0_thd1~0 256) 256)) (<= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd1~0 0)), 54148#(and (= (mod ~x$r_buff0_thd4~0 256) 0) (= (mod ~x$r_buff1_thd2~0 256) 0) (= (mod ~x$r_buff0_thd2~0 256) 0) (= (mod ~x$r_buff1_thd4~0 256) 0) (<= ~x$r_buff0_thd1~0 (* (div ~x$r_buff0_thd1~0 256) 256)) (<= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd1~0 0)), 54145#(and (= (mod ~x$r_buff0_thd4~0 256) 0) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) 1) (= (mod ~x$r_buff1_thd4~0 256) 0) (<= ~x$r_buff0_thd1~0 (* (div ~x$r_buff0_thd1~0 256) 256)) (<= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd1~0 0)), 54146#(and (= (mod ~x$r_buff0_thd4~0 256) 0) (= (mod ~x$r_buff1_thd2~0 256) 0) (= (mod ~x$r_buff0_thd2~0 256) 0) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) 1) (= (mod ~x$r_buff1_thd4~0 256) 0) (<= ~x$r_buff0_thd1~0 (* (div ~x$r_buff0_thd1~0 256) 256)) (<= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd1~0 0)), 54149#(and (= (mod ~x$r_buff1_thd2~0 256) 0) (= (mod ~x$r_buff0_thd2~0 256) 0) (= 0 ~x$r_buff0_thd4~0) (= ~x$r_buff1_thd4~0 0) (<= ~x$r_buff0_thd1~0 (* (div ~x$r_buff0_thd1~0 256) 256)) (<= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd1~0 0))] [2022-03-15 17:56:29,929 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 17:56:29,929 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 17:56:29,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 17:56:29,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2022-03-15 17:56:29,929 INFO L87 Difference]: Start difference. First operand 482 states and 1220 transitions. Second operand has 13 states, 12 states have (on average 3.0) internal successors, (36), 12 states have internal predecessors, (36), 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) [2022-03-15 17:56:30,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 17:56:30,179 INFO L93 Difference]: Finished difference Result 888 states and 2186 transitions. [2022-03-15 17:56:30,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-15 17:56:30,180 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 3.0) internal successors, (36), 12 states have internal predecessors, (36), 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) Word has length 22 [2022-03-15 17:56:30,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 17:56:30,181 INFO L225 Difference]: With dead ends: 888 [2022-03-15 17:56:30,181 INFO L226 Difference]: Without dead ends: 689 [2022-03-15 17:56:30,182 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2022-03-15 17:56:30,182 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 100 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 266 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 17:56:30,182 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [100 Valid, 13 Invalid, 297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 266 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 17:56:30,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 689 states. [2022-03-15 17:56:30,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 689 to 564. [2022-03-15 17:56:30,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 564 states, 563 states have (on average 2.5008880994671405) internal successors, (1408), 563 states have internal predecessors, (1408), 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) [2022-03-15 17:56:30,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 564 states and 1408 transitions. [2022-03-15 17:56:30,191 INFO L78 Accepts]: Start accepts. Automaton has 564 states and 1408 transitions. Word has length 22 [2022-03-15 17:56:30,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 17:56:30,191 INFO L470 AbstractCegarLoop]: Abstraction has 564 states and 1408 transitions. [2022-03-15 17:56:30,191 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 3.0) internal successors, (36), 12 states have internal predecessors, (36), 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) [2022-03-15 17:56:30,191 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1408 transitions. [2022-03-15 17:56:30,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-03-15 17:56:30,192 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:56:30,192 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 17:56:30,192 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-15 17:56:30,192 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-15 17:56:30,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:56:30,192 INFO L85 PathProgramCache]: Analyzing trace with hash 213181886, now seen corresponding path program 2 times [2022-03-15 17:56:30,201 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:56:30,202 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093038906] [2022-03-15 17:56:30,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:56:30,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:56:30,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:56:30,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:56:30,282 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 17:56:30,283 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093038906] [2022-03-15 17:56:30,283 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093038906] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 17:56:30,283 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 17:56:30,283 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-03-15 17:56:30,283 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1395379391] [2022-03-15 17:56:30,283 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 17:56:30,286 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 17:56:30,297 INFO L252 McrAutomatonBuilder]: Finished intersection with 29 states and 34 transitions. [2022-03-15 17:56:30,297 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 17:56:30,644 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [56179#(<= ~__unbuffered_cnt~0 0)] [2022-03-15 17:56:30,644 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-15 17:56:30,644 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 17:56:30,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-15 17:56:30,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-03-15 17:56:30,644 INFO L87 Difference]: Start difference. First operand 564 states and 1408 transitions. Second operand has 8 states, 8 states have (on average 3.125) internal successors, (25), 7 states have internal predecessors, (25), 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) [2022-03-15 17:56:30,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 17:56:30,767 INFO L93 Difference]: Finished difference Result 530 states and 1337 transitions. [2022-03-15 17:56:30,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-15 17:56:30,767 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.125) internal successors, (25), 7 states have internal predecessors, (25), 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) Word has length 22 [2022-03-15 17:56:30,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 17:56:30,768 INFO L225 Difference]: With dead ends: 530 [2022-03-15 17:56:30,768 INFO L226 Difference]: Without dead ends: 288 [2022-03-15 17:56:30,768 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-03-15 17:56:30,768 INFO L933 BasicCegarLoop]: 1 mSDtfsCounter, 95 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 4 SdHoareTripleChecker+Invalid, 164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 17:56:30,769 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [95 Valid, 4 Invalid, 164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 17:56:30,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2022-03-15 17:56:30,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 244. [2022-03-15 17:56:30,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 2.5555555555555554) internal successors, (621), 243 states have internal predecessors, (621), 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) [2022-03-15 17:56:30,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 621 transitions. [2022-03-15 17:56:30,772 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 621 transitions. Word has length 22 [2022-03-15 17:56:30,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 17:56:30,773 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 621 transitions. [2022-03-15 17:56:30,773 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.125) internal successors, (25), 7 states have internal predecessors, (25), 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) [2022-03-15 17:56:30,773 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 621 transitions. [2022-03-15 17:56:30,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-03-15 17:56:30,773 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:56:30,773 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 17:56:30,773 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-15 17:56:30,773 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-15 17:56:30,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:56:30,774 INFO L85 PathProgramCache]: Analyzing trace with hash -396784735, now seen corresponding path program 1 times [2022-03-15 17:56:30,775 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:56:30,775 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865224302] [2022-03-15 17:56:30,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:56:30,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:56:30,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-15 17:56:30,841 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-03-15 17:56:30,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-15 17:56:30,965 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-03-15 17:56:30,965 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-03-15 17:56:30,966 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2022-03-15 17:56:30,967 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 5 remaining) [2022-03-15 17:56:30,968 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 5 remaining) [2022-03-15 17:56:30,968 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 5 remaining) [2022-03-15 17:56:30,968 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION (0 of 5 remaining) [2022-03-15 17:56:30,968 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-15 17:56:30,969 INFO L732 BasicCegarLoop]: Path program histogram: [4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 17:56:30,972 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-15 17:56:30,972 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-15 17:56:31,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 05:56:31 BasicIcfg [2022-03-15 17:56:31,072 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-15 17:56:31,073 INFO L158 Benchmark]: Toolchain (without parser) took 27057.20ms. Allocated memory was 184.5MB in the beginning and 565.2MB in the end (delta: 380.6MB). Free memory was 131.6MB in the beginning and 466.7MB in the end (delta: -335.1MB). Peak memory consumption was 327.5MB. Max. memory is 8.0GB. [2022-03-15 17:56:31,073 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 184.5MB. Free memory is still 149.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-15 17:56:31,073 INFO L158 Benchmark]: CACSL2BoogieTranslator took 489.10ms. Allocated memory is still 184.5MB. Free memory was 131.5MB in the beginning and 143.5MB in the end (delta: -12.0MB). Peak memory consumption was 12.7MB. Max. memory is 8.0GB. [2022-03-15 17:56:31,073 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.39ms. Allocated memory is still 184.5MB. Free memory was 143.5MB in the beginning and 140.5MB in the end (delta: 2.9MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-15 17:56:31,073 INFO L158 Benchmark]: Boogie Preprocessor took 43.04ms. Allocated memory is still 184.5MB. Free memory was 140.5MB in the beginning and 137.8MB in the end (delta: 2.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-15 17:56:31,073 INFO L158 Benchmark]: RCFGBuilder took 1065.06ms. Allocated memory was 184.5MB in the beginning and 259.0MB in the end (delta: 74.4MB). Free memory was 137.8MB in the beginning and 144.2MB in the end (delta: -6.4MB). Peak memory consumption was 70.0MB. Max. memory is 8.0GB. [2022-03-15 17:56:31,074 INFO L158 Benchmark]: TraceAbstraction took 25398.54ms. Allocated memory was 259.0MB in the beginning and 565.2MB in the end (delta: 306.2MB). Free memory was 143.7MB in the beginning and 466.7MB in the end (delta: -323.0MB). Peak memory consumption was 264.7MB. Max. memory is 8.0GB. [2022-03-15 17:56:31,074 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 184.5MB. Free memory is still 149.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 489.10ms. Allocated memory is still 184.5MB. Free memory was 131.5MB in the beginning and 143.5MB in the end (delta: -12.0MB). Peak memory consumption was 12.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 56.39ms. Allocated memory is still 184.5MB. Free memory was 143.5MB in the beginning and 140.5MB in the end (delta: 2.9MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 43.04ms. Allocated memory is still 184.5MB. Free memory was 140.5MB in the beginning and 137.8MB in the end (delta: 2.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 1065.06ms. Allocated memory was 184.5MB in the beginning and 259.0MB in the end (delta: 74.4MB). Free memory was 137.8MB in the beginning and 144.2MB in the end (delta: -6.4MB). Peak memory consumption was 70.0MB. Max. memory is 8.0GB. * TraceAbstraction took 25398.54ms. Allocated memory was 259.0MB in the beginning and 565.2MB in the end (delta: 306.2MB). Free memory was 143.7MB in the beginning and 466.7MB in the end (delta: -323.0MB). Peak memory consumption was 264.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 7.7s, 162 PlacesBefore, 44 PlacesAfterwards, 151 TransitionsBefore, 32 TransitionsAfterwards, 2736 CoEnabledTransitionPairs, 8 FixpointIterations, 64 TrivialSequentialCompositions, 58 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 5 ConcurrentYvCompositions, 1 ChoiceCompositions, 128 TotalNumberOfCompositions, 7251 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2604, positive: 2344, positive conditional: 0, positive unconditional: 2344, negative: 260, negative conditional: 0, negative unconditional: 260, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 1383, positive: 1345, positive conditional: 0, positive unconditional: 1345, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2604, positive: 999, positive conditional: 0, positive unconditional: 999, negative: 222, negative conditional: 0, negative unconditional: 222, unknown: 1383, unknown conditional: 0, unknown unconditional: 1383] , Statistics on independence cache: Total cache size (in pairs): 80, Positive cache size: 62, Positive conditional cache size: 0, Positive unconditional cache size: 62, Negative cache size: 18, Negative conditional cache size: 0, Negative unconditional cache size: 18 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L711] 0 int __unbuffered_cnt = 0; [L713] 0 int __unbuffered_p0_EAX = 0; [L715] 0 int __unbuffered_p0_EBX = 0; [L717] 0 int __unbuffered_p2_EAX = 0; [L718] 0 _Bool __unbuffered_p2_EAX$flush_delayed; [L719] 0 int __unbuffered_p2_EAX$mem_tmp; [L720] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd0; [L721] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd1; [L722] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd2; [L723] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd3; [L724] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd4; [L725] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd0; [L726] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd1; [L727] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd2; [L728] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd3; [L729] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd4; [L730] 0 _Bool __unbuffered_p2_EAX$read_delayed; [L731] 0 int *__unbuffered_p2_EAX$read_delayed_var; [L732] 0 int __unbuffered_p2_EAX$w_buff0; [L733] 0 _Bool __unbuffered_p2_EAX$w_buff0_used; [L734] 0 int __unbuffered_p2_EAX$w_buff1; [L735] 0 _Bool __unbuffered_p2_EAX$w_buff1_used; [L736] 0 _Bool main$tmp_guard0; [L737] 0 _Bool main$tmp_guard1; [L739] 0 int x = 0; [L740] 0 _Bool x$flush_delayed; [L741] 0 int x$mem_tmp; [L742] 0 _Bool x$r_buff0_thd0; [L743] 0 _Bool x$r_buff0_thd1; [L744] 0 _Bool x$r_buff0_thd2; [L745] 0 _Bool x$r_buff0_thd3; [L746] 0 _Bool x$r_buff0_thd4; [L747] 0 _Bool x$r_buff1_thd0; [L748] 0 _Bool x$r_buff1_thd1; [L749] 0 _Bool x$r_buff1_thd2; [L750] 0 _Bool x$r_buff1_thd3; [L751] 0 _Bool x$r_buff1_thd4; [L752] 0 _Bool x$read_delayed; [L753] 0 int *x$read_delayed_var; [L754] 0 int x$w_buff0; [L755] 0 _Bool x$w_buff0_used; [L756] 0 int x$w_buff1; [L757] 0 _Bool x$w_buff1_used; [L759] 0 int y = 0; [L760] 0 _Bool weak$$choice0; [L761] 0 _Bool weak$$choice1; [L762] 0 _Bool weak$$choice2; [L871] 0 pthread_t t2245; [L872] FCALL, FORK 0 pthread_create(&t2245, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2245, ((void *)0), P0, ((void *)0))=-4, t2245={4:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L873] 0 pthread_t t2246; [L874] FCALL, FORK 0 pthread_create(&t2246, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2246, ((void *)0), P1, ((void *)0))=-3, t2245={4:0}, t2246={5:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L875] 0 pthread_t t2247; [L876] FCALL, FORK 0 pthread_create(&t2247, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2247, ((void *)0), P2, ((void *)0))=-2, t2245={4:0}, t2246={5:0}, t2247={7:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L877] 0 pthread_t t2248; [L878] FCALL, FORK 0 pthread_create(&t2248, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2248, ((void *)0), P3, ((void *)0))=-1, t2245={4:0}, t2246={5:0}, t2247={7:0}, t2248={8:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L811] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L812] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L813] 3 x$flush_delayed = weak$$choice2 [L814] EXPR 3 \read(x) [L814] 3 x$mem_tmp = x [L815] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff1) [L815] EXPR 3 \read(x) [L815] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff1) [L815] 3 x = !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff1) [L816] EXPR 3 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff0)) [L816] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff0) [L816] EXPR 3 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff0)) [L816] 3 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff0)) [L817] EXPR 3 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff1 : x$w_buff1)) [L817] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff1 : x$w_buff1) [L817] EXPR 3 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff1 : x$w_buff1)) [L817] 3 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff1 : x$w_buff1)) [L818] EXPR 3 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used)) [L818] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used) [L818] EXPR 3 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used)) [L818] 3 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used)) [L819] EXPR 3 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L819] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L819] EXPR 3 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L819] 3 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L820] EXPR 3 weak$$choice2 ? x$r_buff0_thd3 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3)) [L820] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3) [L820] EXPR 3 weak$$choice2 ? x$r_buff0_thd3 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3)) [L820] 3 x$r_buff0_thd3 = weak$$choice2 ? x$r_buff0_thd3 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3)) [L821] EXPR 3 weak$$choice2 ? x$r_buff1_thd3 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff1_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L821] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff1_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L821] EXPR 3 weak$$choice2 ? x$r_buff1_thd3 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff1_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L821] 3 x$r_buff1_thd3 = weak$$choice2 ? x$r_buff1_thd3 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff1_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L822] 3 __unbuffered_p2_EAX$read_delayed = (_Bool)1 [L823] 3 __unbuffered_p2_EAX$read_delayed_var = &x [L824] EXPR 3 \read(x) [L824] 3 __unbuffered_p2_EAX = x [L825] EXPR 3 x$flush_delayed ? x$mem_tmp : x [L825] EXPR 3 \read(x) [L825] EXPR 3 x$flush_delayed ? x$mem_tmp : x [L825] 3 x = x$flush_delayed ? x$mem_tmp : x [L826] 3 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L829] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L832] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L832] EXPR 3 x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x [L832] EXPR 3 \read(x) [L832] EXPR 3 x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x [L832] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L832] 3 x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L833] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L833] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L834] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L834] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L835] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L835] 3 x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L836] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L836] 3 x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L839] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L841] 3 return 0; [L846] 4 y = 2 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L849] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x) [L849] EXPR 4 x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x [L849] EXPR 4 \read(x) [L849] EXPR 4 x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x [L849] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x) [L849] 4 x = x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x) [L850] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$w_buff0_used [L850] 4 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$w_buff0_used [L851] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$w_buff1_used [L851] 4 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$w_buff1_used [L852] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$r_buff0_thd4 [L852] 4 x$r_buff0_thd4 = x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$r_buff0_thd4 [L853] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$r_buff1_thd4 [L853] 4 x$r_buff1_thd4 = x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$r_buff1_thd4 [L766] 1 __unbuffered_p0_EAX = y VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=2, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L769] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L770] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L771] 1 x$flush_delayed = weak$$choice2 [L772] EXPR 1 \read(x) [L772] 1 x$mem_tmp = x [L773] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L773] EXPR 1 \read(x) [L773] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L773] 1 x = !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L774] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L774] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0) [L774] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L774] 1 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L775] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L775] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1) [L775] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L775] 1 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L776] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L776] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used) [L776] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L776] 1 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L777] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L777] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L777] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L777] 1 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L778] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L778] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1) [L778] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L778] 1 x$r_buff0_thd1 = weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L779] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L779] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L779] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L779] 1 x$r_buff1_thd1 = weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L780] EXPR 1 \read(x) [L780] 1 __unbuffered_p0_EBX = x [L781] EXPR 1 x$flush_delayed ? x$mem_tmp : x [L781] EXPR 1 \read(x) [L781] EXPR 1 x$flush_delayed ? x$mem_tmp : x [L781] 1 x = x$flush_delayed ? x$mem_tmp : x [L782] 1 x$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=2, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L787] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L789] 1 return 0; [L794] 2 x = 1 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=2, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L797] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L797] EXPR 2 x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x [L797] EXPR 2 \read(x) [L797] EXPR 2 x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x [L797] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L797] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L798] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L798] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L799] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L799] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L800] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L800] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L801] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L801] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L804] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L806] 2 return 0; [L856] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L858] 4 return 0; [L880] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L882] CALL 0 assume_abort_if_not(main$tmp_guard0) [L4] COND FALSE 0 !(!cond) [L882] RET 0 assume_abort_if_not(main$tmp_guard0) [L884] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L884] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L884] EXPR 0 \read(x) [L884] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L884] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L884] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L885] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L885] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L886] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L886] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L887] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L887] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L888] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L888] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L891] 0 weak$$choice1 = __VERIFIER_nondet_bool() [L892] EXPR 0 __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L892] EXPR 0 weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX [L892] EXPR 0 \read(*__unbuffered_p2_EAX$read_delayed_var) [L892] EXPR 0 weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX [L892] EXPR 0 __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L892] 0 __unbuffered_p2_EAX = __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L893] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 2 && __unbuffered_p0_EBX == 0 && __unbuffered_p2_EAX == 1) [L895] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L19] COND TRUE 0 !expression [L19] 0 reach_error() VAL [\old(expression)=0, \result={0:0}, \result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=2, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice1=1, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] - UnprovableResult [Line: 878]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 874]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 872]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 876]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 183 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 25.1s, OverallIterations: 17, TraceHistogramMax: 1, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 3.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 7.9s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 840 SdHoareTripleChecker+Valid, 2.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 840 mSDsluCounter, 107 SdHoareTripleChecker+Invalid, 1.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1278 mSDsCounter, 300 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2674 IncrementalHoareTripleChecker+Invalid, 2974 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 300 mSolverCounterUnsat, 28 mSDtfsCounter, 2674 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 222 GetRequests, 99 SyntacticMatches, 3 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 164 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2122occurred in iteration=0, InterpolantAutomatonStates: 105, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 16 MinimizatonAttempts, 1487 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 302 NumberOfCodeBlocks, 302 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 261 ConstructedInterpolants, 0 QuantifiedInterpolants, 3491 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-03-15 17:56:31,111 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...