/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/weaver/popl20-min-max-inc-dec.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-8c2bbc9 [2021-10-08 16:08:44,452 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-08 16:08:44,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-08 16:08:44,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-08 16:08:44,493 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-08 16:08:44,495 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-08 16:08:44,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-08 16:08:44,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-08 16:08:44,501 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-08 16:08:44,503 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-08 16:08:44,504 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-08 16:08:44,506 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-08 16:08:44,506 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-08 16:08:44,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-08 16:08:44,526 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-08 16:08:44,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-08 16:08:44,528 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-08 16:08:44,529 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-08 16:08:44,531 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-08 16:08:44,534 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-08 16:08:44,535 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-08 16:08:44,537 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-08 16:08:44,538 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-08 16:08:44,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-08 16:08:44,543 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-10-08 16:08:44,546 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-08 16:08:44,547 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-08 16:08:44,548 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-08 16:08:44,549 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-08 16:08:44,550 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-08 16:08:44,551 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-08 16:08:44,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-08 16:08:44,552 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-08 16:08:44,552 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-08 16:08:44,553 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-08 16:08:44,554 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-08 16:08:44,556 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-10-08 16:08:44,608 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-08 16:08:44,608 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-08 16:08:44,609 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-08 16:08:44,609 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-08 16:08:44,613 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-08 16:08:44,614 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-08 16:08:44,614 INFO L138 SettingsManager]: * Use SBE=true [2021-10-08 16:08:44,614 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-08 16:08:44,615 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-08 16:08:44,615 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-08 16:08:44,615 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-08 16:08:44,616 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-08 16:08:44,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-08 16:08:44,617 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-08 16:08:44,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-08 16:08:44,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-08 16:08:44,617 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-08 16:08:44,617 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-08 16:08:44,618 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-08 16:08:44,618 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-08 16:08:44,618 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-08 16:08:44,619 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-08 16:08:44,619 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-08 16:08:44,619 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-08 16:08:44,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-08 16:08:44,620 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-08 16:08:44,620 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-08 16:08:44,620 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-08 16:08:44,620 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-08 16:08:44,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-08 16:08:44,621 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-08 16:08:44,621 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-08 16:08:44,621 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-08 16:08:45,054 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-08 16:08:45,084 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-08 16:08:45,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-08 16:08:45,089 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-08 16:08:45,090 INFO L275 PluginConnector]: CDTParser initialized [2021-10-08 16:08:45,091 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-min-max-inc-dec.wvr.c [2021-10-08 16:08:45,174 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7cc3a7d09/1c158abf1e92431f97a4dc3b99c400c9/FLAG1dc4c5db7 [2021-10-08 16:08:45,762 INFO L306 CDTParser]: Found 1 translation units. [2021-10-08 16:08:45,762 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/popl20-min-max-inc-dec.wvr.c [2021-10-08 16:08:45,781 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7cc3a7d09/1c158abf1e92431f97a4dc3b99c400c9/FLAG1dc4c5db7 [2021-10-08 16:08:46,143 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7cc3a7d09/1c158abf1e92431f97a4dc3b99c400c9 [2021-10-08 16:08:46,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-08 16:08:46,160 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-08 16:08:46,165 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-08 16:08:46,165 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-08 16:08:46,170 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-08 16:08:46,171 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.10 04:08:46" (1/1) ... [2021-10-08 16:08:46,173 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e5c7e62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 04:08:46, skipping insertion in model container [2021-10-08 16:08:46,173 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.10 04:08:46" (1/1) ... [2021-10-08 16:08:46,181 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-08 16:08:46,219 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-08 16:08:46,523 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/popl20-min-max-inc-dec.wvr.c[2871,2884] [2021-10-08 16:08:46,529 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-08 16:08:46,539 INFO L203 MainTranslator]: Completed pre-run [2021-10-08 16:08:46,570 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/popl20-min-max-inc-dec.wvr.c[2871,2884] [2021-10-08 16:08:46,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-08 16:08:46,595 INFO L208 MainTranslator]: Completed translation [2021-10-08 16:08:46,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 04:08:46 WrapperNode [2021-10-08 16:08:46,596 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-08 16:08:46,597 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-08 16:08:46,597 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-08 16:08:46,597 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-08 16:08:46,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 04:08:46" (1/1) ... [2021-10-08 16:08:46,617 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 04:08:46" (1/1) ... [2021-10-08 16:08:46,656 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-08 16:08:46,657 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-08 16:08:46,657 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-08 16:08:46,657 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-08 16:08:46,667 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 04:08:46" (1/1) ... [2021-10-08 16:08:46,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 04:08:46" (1/1) ... [2021-10-08 16:08:46,672 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 04:08:46" (1/1) ... [2021-10-08 16:08:46,672 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 04:08:46" (1/1) ... [2021-10-08 16:08:46,683 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 04:08:46" (1/1) ... [2021-10-08 16:08:46,690 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 04:08:46" (1/1) ... [2021-10-08 16:08:46,693 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 04:08:46" (1/1) ... [2021-10-08 16:08:46,701 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-08 16:08:46,703 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-08 16:08:46,703 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-08 16:08:46,706 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-08 16:08:46,707 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 04:08:46" (1/1) ... [2021-10-08 16:08:46,728 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-08 16:08:46,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 16:08:46,776 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-08 16:08:46,782 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-08 16:08:46,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-08 16:08:46,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-08 16:08:46,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-08 16:08:46,848 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-08 16:08:46,848 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-08 16:08:46,849 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-08 16:08:46,849 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-08 16:08:46,849 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-08 16:08:46,849 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-08 16:08:46,850 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-10-08 16:08:46,850 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-10-08 16:08:46,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-08 16:08:46,850 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2021-10-08 16:08:46,850 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2021-10-08 16:08:46,850 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-08 16:08:46,850 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-08 16:08:46,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-08 16:08:46,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-08 16:08:46,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-08 16:08:46,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-08 16:08:46,854 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-08 16:08:47,669 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-08 16:08:47,670 INFO L299 CfgBuilder]: Removed 25 assume(true) statements. [2021-10-08 16:08:47,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 04:08:47 BoogieIcfgContainer [2021-10-08 16:08:47,675 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-08 16:08:47,680 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-08 16:08:47,680 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-08 16:08:47,690 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-08 16:08:47,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.10 04:08:46" (1/3) ... [2021-10-08 16:08:47,691 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a5b9210 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.10 04:08:47, skipping insertion in model container [2021-10-08 16:08:47,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 04:08:46" (2/3) ... [2021-10-08 16:08:47,692 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a5b9210 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.10 04:08:47, skipping insertion in model container [2021-10-08 16:08:47,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 04:08:47" (3/3) ... [2021-10-08 16:08:47,694 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-min-max-inc-dec.wvr.c [2021-10-08 16:08:47,701 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-08 16:08:47,701 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-08 16:08:47,701 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2021-10-08 16:08:47,701 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-08 16:08:47,767 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,768 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,768 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,769 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,769 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,769 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,769 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,770 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,770 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,770 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,771 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,771 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,771 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,771 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,772 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,772 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,772 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,772 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,772 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,772 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,773 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,773 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,773 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,773 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,774 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,774 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,774 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,774 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,774 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,775 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,775 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,775 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,775 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,775 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,776 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,776 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,776 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,776 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,776 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,776 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,777 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,777 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,777 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,777 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,777 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,777 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,778 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,778 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,778 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,778 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,778 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,779 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,779 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,779 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,779 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,779 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,780 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,780 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,780 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,780 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,781 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,781 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,781 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,781 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,782 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,782 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,782 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,782 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,783 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,783 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,783 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,783 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,783 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,784 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,784 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,784 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,784 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,784 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,784 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,785 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,785 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,785 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,785 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,786 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,786 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,786 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,786 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,786 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,786 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,787 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,787 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,787 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,787 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,787 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,788 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,788 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,788 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,788 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,788 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,789 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,789 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,789 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,789 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,789 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,790 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,790 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,790 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,790 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,791 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,791 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,791 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,791 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,791 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,791 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,792 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,792 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,792 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,792 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,792 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,793 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,793 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,793 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,794 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,794 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,794 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,794 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,794 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,795 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,795 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,795 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,795 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,795 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,795 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,796 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,796 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,796 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,796 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,796 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,796 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,797 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,797 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,797 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,797 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,797 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,797 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,797 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,798 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,798 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,798 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,798 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,798 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,799 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,799 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,799 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,799 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,799 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,799 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,800 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,800 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,800 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,800 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,800 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,800 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,801 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,801 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,801 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,801 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,801 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,802 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,802 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,802 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,802 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,802 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,802 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,803 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,803 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,803 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,803 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,803 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,803 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,804 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,804 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,804 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork4_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,805 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork4_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,805 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork4_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,805 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork4_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,805 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork4_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,805 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork4_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,806 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,806 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,806 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,806 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,806 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork4_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,807 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~post19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,807 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,807 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork4_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,807 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,807 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork4_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,807 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~post19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,808 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,808 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork4_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,808 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,808 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork4_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,808 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~post19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,808 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,809 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork4_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,809 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,809 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork4_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,809 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~post19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,809 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,809 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork4_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,809 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,810 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork4_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,810 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~post19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,810 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,810 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork4_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,810 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,811 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork4_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,811 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~post19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,811 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,811 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork4_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,811 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,812 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork4_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,812 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,812 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork4_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,812 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,813 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,813 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,813 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,813 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,813 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,813 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,814 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,814 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,814 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,814 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork4_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,815 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,815 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork4_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,815 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,815 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,816 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,816 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,816 WARN L313 ript$VariableManager]: TermVariabe thread5Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,816 WARN L313 ript$VariableManager]: TermVariabe thread5Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,817 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,817 WARN L313 ript$VariableManager]: TermVariabe thread5Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,817 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,817 WARN L313 ript$VariableManager]: TermVariabe thread5Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,817 WARN L313 ript$VariableManager]: TermVariabe thread5Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,817 WARN L313 ript$VariableManager]: TermVariabe thread5Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,818 WARN L313 ript$VariableManager]: TermVariabe thread5Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,818 WARN L313 ript$VariableManager]: TermVariabe thread5Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,818 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~short20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,818 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~short20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,818 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~short20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,819 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~short20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,819 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~short20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,819 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~short20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,819 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~short20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,819 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~short20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,820 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~short20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,820 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~short20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,820 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,820 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,821 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,821 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,821 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~short20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,823 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~short20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,830 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,832 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,832 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,832 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,833 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,833 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,833 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,833 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,839 WARN L313 ript$VariableManager]: TermVariabe thread5Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,839 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,839 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,839 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~short20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,840 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,842 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,842 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,842 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,842 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,842 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,843 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,843 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,843 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,843 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,845 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,845 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,845 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,846 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,846 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,846 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,846 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,846 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,848 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,848 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~post19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,848 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,848 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork4_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,849 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,849 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,849 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork4_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,849 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 16:08:47,861 INFO L148 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2021-10-08 16:08:47,913 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-08 16:08:47,921 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-08 16:08:47,921 INFO L340 AbstractCegarLoop]: Starting to check reachability of 35 error locations. [2021-10-08 16:08:47,942 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-10-08 16:08:47,954 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 239 places, 241 transitions, 522 flow [2021-10-08 16:08:47,957 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 239 places, 241 transitions, 522 flow [2021-10-08 16:08:47,960 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 239 places, 241 transitions, 522 flow [2021-10-08 16:08:48,078 INFO L129 PetriNetUnfolder]: 18/236 cut-off events. [2021-10-08 16:08:48,079 INFO L130 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2021-10-08 16:08:48,090 INFO L84 FinitePrefix]: Finished finitePrefix Result has 257 conditions, 236 events. 18/236 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 397 event pairs, 0 based on Foata normal form. 0/202 useless extension candidates. Maximal degree in co-relation 188. Up to 2 conditions per place. [2021-10-08 16:08:48,109 INFO L116 LiptonReduction]: Number of co-enabled transitions 13064 [2021-10-08 16:08:59,066 INFO L131 LiptonReduction]: Checked pairs total: 25052 [2021-10-08 16:08:59,066 INFO L133 LiptonReduction]: Total number of compositions: 230 [2021-10-08 16:08:59,076 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 82 places, 75 transitions, 190 flow [2021-10-08 16:09:05,105 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 98557 states, 97881 states have (on average 5.707971925092715) internal successors, (558702), 98556 states have internal predecessors, (558702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:09:05,372 INFO L276 IsEmpty]: Start isEmpty. Operand has 98557 states, 97881 states have (on average 5.707971925092715) internal successors, (558702), 98556 states have internal predecessors, (558702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:09:05,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-10-08 16:09:05,378 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 16:09:05,379 INFO L512 BasicCegarLoop]: trace histogram [1, 1] [2021-10-08 16:09:05,380 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 32 more)] === [2021-10-08 16:09:05,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 16:09:05,386 INFO L82 PathProgramCache]: Analyzing trace with hash 31847, now seen corresponding path program 1 times [2021-10-08 16:09:05,397 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 16:09:05,398 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615987734] [2021-10-08 16:09:05,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:09:05,399 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 16:09:05,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:09:05,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 16:09:05,622 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 16:09:05,622 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615987734] [2021-10-08 16:09:05,623 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615987734] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 16:09:05,623 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-08 16:09:05,623 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-10-08 16:09:05,625 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955465072] [2021-10-08 16:09:05,631 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-08 16:09:05,631 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 16:09:05,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-08 16:09:05,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-08 16:09:05,876 INFO L87 Difference]: Start difference. First operand has 98557 states, 97881 states have (on average 5.707971925092715) internal successors, (558702), 98556 states have internal predecessors, (558702), 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 3 states, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:09:11,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 16:09:11,240 INFO L93 Difference]: Finished difference Result 169047 states and 939373 transitions. [2021-10-08 16:09:11,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-08 16:09:11,242 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 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 2 [2021-10-08 16:09:11,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 16:09:15,330 INFO L225 Difference]: With dead ends: 169047 [2021-10-08 16:09:15,331 INFO L226 Difference]: Without dead ends: 169047 [2021-10-08 16:09:15,335 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-08 16:09:15,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169047 states. [2021-10-08 16:09:24,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169047 to 84526. [2021-10-08 16:09:24,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84526 states, 83985 states have (on average 5.5925462880276235) internal successors, (469690), 84525 states have internal predecessors, (469690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:09:26,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84526 states to 84526 states and 469690 transitions. [2021-10-08 16:09:26,392 INFO L78 Accepts]: Start accepts. Automaton has 84526 states and 469690 transitions. Word has length 2 [2021-10-08 16:09:26,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 16:09:26,392 INFO L470 AbstractCegarLoop]: Abstraction has 84526 states and 469690 transitions. [2021-10-08 16:09:26,393 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:09:26,393 INFO L276 IsEmpty]: Start isEmpty. Operand 84526 states and 469690 transitions. [2021-10-08 16:09:26,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-08 16:09:26,394 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 16:09:26,394 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-10-08 16:09:26,394 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-08 16:09:26,395 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 32 more)] === [2021-10-08 16:09:26,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 16:09:26,396 INFO L82 PathProgramCache]: Analyzing trace with hash 988259, now seen corresponding path program 1 times [2021-10-08 16:09:26,396 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 16:09:26,396 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785845091] [2021-10-08 16:09:26,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:09:26,397 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 16:09:26,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:09:26,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 16:09:26,527 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 16:09:26,528 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [785845091] [2021-10-08 16:09:26,528 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [785845091] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 16:09:26,528 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1049812848] [2021-10-08 16:09:26,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:09:26,529 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 16:09:26,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 16:09:26,541 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 16:09:26,552 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-08 16:09:26,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:09:26,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-08 16:09:26,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 16:09:26,703 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 16:09:26,704 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1049812848] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 16:09:26,704 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 16:09:26,704 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 2] total 3 [2021-10-08 16:09:26,705 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289009681] [2021-10-08 16:09:26,720 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-08 16:09:26,720 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 16:09:26,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-08 16:09:26,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-08 16:09:26,722 INFO L87 Difference]: Start difference. First operand 84526 states and 469690 transitions. Second operand has 5 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:09:33,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 16:09:33,216 INFO L93 Difference]: Finished difference Result 253569 states and 1409059 transitions. [2021-10-08 16:09:33,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 16:09:33,217 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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 3 [2021-10-08 16:09:33,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 16:09:38,258 INFO L225 Difference]: With dead ends: 253569 [2021-10-08 16:09:38,259 INFO L226 Difference]: Without dead ends: 253569 [2021-10-08 16:09:38,259 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.1ms TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-08 16:09:39,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253569 states. [2021-10-08 16:09:48,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253569 to 84527. [2021-10-08 16:09:50,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84527 states, 83986 states have (on average 5.592515419236539) internal successors, (469693), 84526 states have internal predecessors, (469693), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:09:51,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84527 states to 84527 states and 469693 transitions. [2021-10-08 16:09:51,553 INFO L78 Accepts]: Start accepts. Automaton has 84527 states and 469693 transitions. Word has length 3 [2021-10-08 16:09:51,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 16:09:51,553 INFO L470 AbstractCegarLoop]: Abstraction has 84527 states and 469693 transitions. [2021-10-08 16:09:51,555 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:09:51,555 INFO L276 IsEmpty]: Start isEmpty. Operand 84527 states and 469693 transitions. [2021-10-08 16:09:51,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-08 16:09:51,555 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 16:09:51,555 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-10-08 16:09:51,591 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-08 16:09:51,771 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 16:09:51,772 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 32 more)] === [2021-10-08 16:09:51,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 16:09:51,773 INFO L82 PathProgramCache]: Analyzing trace with hash 988260, now seen corresponding path program 1 times [2021-10-08 16:09:51,773 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 16:09:51,774 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085546138] [2021-10-08 16:09:51,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:09:51,775 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 16:09:51,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:09:51,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 16:09:51,819 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 16:09:51,819 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085546138] [2021-10-08 16:09:51,819 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085546138] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 16:09:51,820 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-08 16:09:51,820 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-08 16:09:51,820 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141576933] [2021-10-08 16:09:51,820 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-08 16:09:51,821 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 16:09:51,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-08 16:09:51,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-08 16:09:51,822 INFO L87 Difference]: Start difference. First operand 84527 states and 469693 transitions. Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:09:53,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 16:09:53,376 INFO L93 Difference]: Finished difference Result 84526 states and 469691 transitions. [2021-10-08 16:09:53,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-08 16:09:53,377 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 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 3 [2021-10-08 16:09:53,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 16:09:54,797 INFO L225 Difference]: With dead ends: 84526 [2021-10-08 16:09:54,797 INFO L226 Difference]: Without dead ends: 84526 [2021-10-08 16:09:54,798 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-08 16:09:55,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84526 states. [2021-10-08 16:09:58,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84526 to 84526. [2021-10-08 16:09:58,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84526 states, 83986 states have (on average 5.592491605743814) internal successors, (469691), 84525 states have internal predecessors, (469691), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:10:00,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84526 states to 84526 states and 469691 transitions. [2021-10-08 16:10:00,753 INFO L78 Accepts]: Start accepts. Automaton has 84526 states and 469691 transitions. Word has length 3 [2021-10-08 16:10:00,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 16:10:00,753 INFO L470 AbstractCegarLoop]: Abstraction has 84526 states and 469691 transitions. [2021-10-08 16:10:00,753 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:10:00,753 INFO L276 IsEmpty]: Start isEmpty. Operand 84526 states and 469691 transitions. [2021-10-08 16:10:00,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-08 16:10:00,754 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 16:10:00,754 INFO L512 BasicCegarLoop]: trace histogram [2, 1, 1] [2021-10-08 16:10:00,754 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-08 16:10:00,755 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 32 more)] === [2021-10-08 16:10:00,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 16:10:00,755 INFO L82 PathProgramCache]: Analyzing trace with hash 30637031, now seen corresponding path program 2 times [2021-10-08 16:10:00,756 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 16:10:00,758 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924633162] [2021-10-08 16:10:00,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:10:00,758 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 16:10:00,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:10:00,893 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 16:10:00,894 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 16:10:00,894 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924633162] [2021-10-08 16:10:00,894 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1924633162] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 16:10:00,895 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1883066816] [2021-10-08 16:10:00,895 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-08 16:10:00,895 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 16:10:00,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 16:10:00,903 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 16:10:00,948 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-08 16:10:01,037 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-08 16:10:01,038 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-08 16:10:01,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-08 16:10:01,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 16:10:01,095 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-08 16:10:01,095 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1883066816] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 16:10:01,096 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-08 16:10:01,096 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [3] total 4 [2021-10-08 16:10:01,096 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326249581] [2021-10-08 16:10:01,097 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-08 16:10:01,097 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 16:10:01,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-08 16:10:01,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-10-08 16:10:01,098 INFO L87 Difference]: Start difference. First operand 84526 states and 469691 transitions. Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:10:03,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 16:10:03,452 INFO L93 Difference]: Finished difference Result 84525 states and 469690 transitions. [2021-10-08 16:10:03,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-08 16:10:03,453 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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 4 [2021-10-08 16:10:03,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 16:10:05,310 INFO L225 Difference]: With dead ends: 84525 [2021-10-08 16:10:05,310 INFO L226 Difference]: Without dead ends: 84525 [2021-10-08 16:10:05,311 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 13.8ms TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-10-08 16:10:05,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84525 states. [2021-10-08 16:10:10,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84525 to 84523. [2021-10-08 16:10:10,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84523 states, 83984 states have (on average 5.59256525052391) internal successors, (469686), 84522 states have internal predecessors, (469686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:10:12,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84523 states to 84523 states and 469686 transitions. [2021-10-08 16:10:12,157 INFO L78 Accepts]: Start accepts. Automaton has 84523 states and 469686 transitions. Word has length 4 [2021-10-08 16:10:12,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 16:10:12,157 INFO L470 AbstractCegarLoop]: Abstraction has 84523 states and 469686 transitions. [2021-10-08 16:10:12,157 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:10:12,158 INFO L276 IsEmpty]: Start isEmpty. Operand 84523 states and 469686 transitions. [2021-10-08 16:10:12,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-08 16:10:12,158 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 16:10:12,159 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-08 16:10:12,196 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-08 16:10:12,371 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 16:10:12,372 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 32 more)] === [2021-10-08 16:10:12,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 16:10:12,373 INFO L82 PathProgramCache]: Analyzing trace with hash -721608687, now seen corresponding path program 1 times [2021-10-08 16:10:12,373 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 16:10:12,373 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485081012] [2021-10-08 16:10:12,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:10:12,373 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 16:10:12,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:10:12,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 16:10:12,438 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 16:10:12,438 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485081012] [2021-10-08 16:10:12,439 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485081012] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 16:10:12,439 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-08 16:10:12,439 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-08 16:10:12,439 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115712955] [2021-10-08 16:10:12,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-08 16:10:12,440 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 16:10:12,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-08 16:10:12,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-08 16:10:12,446 INFO L87 Difference]: Start difference. First operand 84523 states and 469686 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:10:16,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 16:10:16,579 INFO L93 Difference]: Finished difference Result 130533 states and 726998 transitions. [2021-10-08 16:10:16,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-08 16:10:16,579 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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 8 [2021-10-08 16:10:16,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 16:10:18,433 INFO L225 Difference]: With dead ends: 130533 [2021-10-08 16:10:18,433 INFO L226 Difference]: Without dead ends: 130533 [2021-10-08 16:10:18,433 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-08 16:10:19,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130533 states. [2021-10-08 16:10:25,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130533 to 115331. [2021-10-08 16:10:25,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115331 states, 114792 states have (on average 5.705815736288243) internal successors, (654982), 115330 states have internal predecessors, (654982), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:10:27,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115331 states to 115331 states and 654982 transitions. [2021-10-08 16:10:27,953 INFO L78 Accepts]: Start accepts. Automaton has 115331 states and 654982 transitions. Word has length 8 [2021-10-08 16:10:27,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 16:10:27,955 INFO L470 AbstractCegarLoop]: Abstraction has 115331 states and 654982 transitions. [2021-10-08 16:10:27,955 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:10:27,955 INFO L276 IsEmpty]: Start isEmpty. Operand 115331 states and 654982 transitions. [2021-10-08 16:10:27,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-08 16:10:27,958 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 16:10:27,958 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-08 16:10:27,958 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-08 16:10:27,959 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thread3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 32 more)] === [2021-10-08 16:10:27,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 16:10:27,960 INFO L82 PathProgramCache]: Analyzing trace with hash -914195513, now seen corresponding path program 1 times [2021-10-08 16:10:27,960 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 16:10:27,960 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828315583] [2021-10-08 16:10:27,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:10:27,961 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 16:10:28,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:10:28,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 16:10:28,063 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 16:10:28,064 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828315583] [2021-10-08 16:10:28,064 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1828315583] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 16:10:28,064 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-08 16:10:28,064 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-08 16:10:28,064 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657839691] [2021-10-08 16:10:28,065 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-08 16:10:28,066 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 16:10:28,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-08 16:10:28,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-08 16:10:28,067 INFO L87 Difference]: Start difference. First operand 115331 states and 654982 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:10:31,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 16:10:31,432 INFO L93 Difference]: Finished difference Result 115332 states and 654983 transitions. [2021-10-08 16:10:31,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-08 16:10:31,433 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 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 9 [2021-10-08 16:10:31,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 16:10:34,357 INFO L225 Difference]: With dead ends: 115332 [2021-10-08 16:10:34,358 INFO L226 Difference]: Without dead ends: 115332 [2021-10-08 16:10:34,358 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-08 16:10:34,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115332 states. [2021-10-08 16:10:42,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115332 to 115332. [2021-10-08 16:10:42,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115332 states, 114793 states have (on average 5.7057747423623395) internal successors, (654983), 115331 states have internal predecessors, (654983), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:10:45,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115332 states to 115332 states and 654983 transitions. [2021-10-08 16:10:45,131 INFO L78 Accepts]: Start accepts. Automaton has 115332 states and 654983 transitions. Word has length 9 [2021-10-08 16:10:45,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 16:10:45,132 INFO L470 AbstractCegarLoop]: Abstraction has 115332 states and 654983 transitions. [2021-10-08 16:10:45,132 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:10:45,132 INFO L276 IsEmpty]: Start isEmpty. Operand 115332 states and 654983 transitions. [2021-10-08 16:10:45,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-08 16:10:45,134 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 16:10:45,134 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-08 16:10:45,134 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-08 16:10:45,134 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thread3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 32 more)] === [2021-10-08 16:10:45,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 16:10:45,135 INFO L82 PathProgramCache]: Analyzing trace with hash 1356083275, now seen corresponding path program 1 times [2021-10-08 16:10:45,135 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 16:10:45,135 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53633016] [2021-10-08 16:10:45,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:10:45,136 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 16:10:45,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:10:45,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 16:10:45,490 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 16:10:45,490 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53633016] [2021-10-08 16:10:45,490 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [53633016] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 16:10:45,491 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1318902650] [2021-10-08 16:10:45,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:10:45,491 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 16:10:45,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 16:10:45,492 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 16:10:45,531 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-08 16:10:45,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:10:45,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 26 conjunts are in the unsatisfiable core [2021-10-08 16:10:45,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 16:10:45,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-08 16:10:45,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-08 16:10:45,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 53 [2021-10-08 16:10:45,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-10-08 16:10:45,881 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-10-08 16:10:45,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2021-10-08 16:10:45,971 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-10-08 16:10:45,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 25 [2021-10-08 16:10:46,031 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-10-08 16:10:46,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 25 [2021-10-08 16:10:46,074 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 16:10:46,074 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1318902650] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 16:10:46,075 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 16:10:46,075 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2021-10-08 16:10:46,075 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343863544] [2021-10-08 16:10:46,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-10-08 16:10:46,076 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 16:10:46,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-10-08 16:10:46,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2021-10-08 16:10:46,077 INFO L87 Difference]: Start difference. First operand 115332 states and 654983 transitions. Second operand has 13 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 12 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:10:51,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 16:10:51,415 INFO L93 Difference]: Finished difference Result 153636 states and 834863 transitions. [2021-10-08 16:10:51,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 16:10:51,415 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 12 states have internal predecessors, (19), 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 10 [2021-10-08 16:10:51,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 16:10:54,916 INFO L225 Difference]: With dead ends: 153636 [2021-10-08 16:10:54,916 INFO L226 Difference]: Without dead ends: 153636 [2021-10-08 16:10:54,917 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 215.0ms TimeCoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2021-10-08 16:10:55,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153636 states. [2021-10-08 16:11:04,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153636 to 115472. [2021-10-08 16:11:05,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115472 states, 114933 states have (on average 5.705297869193356) internal successors, (655727), 115471 states have internal predecessors, (655727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:11:07,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115472 states to 115472 states and 655727 transitions. [2021-10-08 16:11:07,491 INFO L78 Accepts]: Start accepts. Automaton has 115472 states and 655727 transitions. Word has length 10 [2021-10-08 16:11:07,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 16:11:07,492 INFO L470 AbstractCegarLoop]: Abstraction has 115472 states and 655727 transitions. [2021-10-08 16:11:07,492 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 12 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:11:07,492 INFO L276 IsEmpty]: Start isEmpty. Operand 115472 states and 655727 transitions. [2021-10-08 16:11:07,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-08 16:11:07,493 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 16:11:07,493 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-08 16:11:07,527 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-10-08 16:11:07,711 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 16:11:07,712 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 32 more)] === [2021-10-08 16:11:07,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 16:11:07,713 INFO L82 PathProgramCache]: Analyzing trace with hash -1166861974, now seen corresponding path program 1 times [2021-10-08 16:11:07,714 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 16:11:07,714 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467899098] [2021-10-08 16:11:07,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:11:07,715 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 16:11:07,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:11:07,747 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-08 16:11:07,747 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 16:11:07,748 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467899098] [2021-10-08 16:11:07,748 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [467899098] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 16:11:07,748 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-08 16:11:07,748 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-08 16:11:07,748 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216190489] [2021-10-08 16:11:07,749 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-08 16:11:07,749 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 16:11:07,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-08 16:11:07,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-08 16:11:07,750 INFO L87 Difference]: Start difference. First operand 115472 states and 655727 transitions. Second operand has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:11:11,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 16:11:11,737 INFO L93 Difference]: Finished difference Result 173582 states and 990772 transitions. [2021-10-08 16:11:11,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-08 16:11:11,737 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 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 11 [2021-10-08 16:11:11,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 16:11:15,052 INFO L225 Difference]: With dead ends: 173582 [2021-10-08 16:11:15,052 INFO L226 Difference]: Without dead ends: 173582 [2021-10-08 16:11:15,052 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-08 16:11:15,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173582 states. [2021-10-08 16:11:24,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173582 to 161336. [2021-10-08 16:11:24,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161336 states, 160797 states have (on average 5.815674421786476) internal successors, (935143), 161335 states have internal predecessors, (935143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:11:28,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161336 states to 161336 states and 935143 transitions. [2021-10-08 16:11:28,903 INFO L78 Accepts]: Start accepts. Automaton has 161336 states and 935143 transitions. Word has length 11 [2021-10-08 16:11:28,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 16:11:28,903 INFO L470 AbstractCegarLoop]: Abstraction has 161336 states and 935143 transitions. [2021-10-08 16:11:28,904 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:11:28,904 INFO L276 IsEmpty]: Start isEmpty. Operand 161336 states and 935143 transitions. [2021-10-08 16:11:28,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-08 16:11:28,915 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 16:11:28,916 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-08 16:11:28,916 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-08 16:11:28,916 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting thread3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 32 more)] === [2021-10-08 16:11:28,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 16:11:28,916 INFO L82 PathProgramCache]: Analyzing trace with hash -911086885, now seen corresponding path program 1 times [2021-10-08 16:11:28,917 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 16:11:28,917 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395434879] [2021-10-08 16:11:28,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:11:28,917 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 16:11:28,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:11:29,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 16:11:29,027 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 16:11:29,027 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395434879] [2021-10-08 16:11:29,027 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [395434879] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 16:11:29,027 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1037954661] [2021-10-08 16:11:29,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:11:29,030 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 16:11:29,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 16:11:29,031 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 16:11:29,050 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-08 16:11:29,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:11:29,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-08 16:11:29,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 16:11:29,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 16:11:29,227 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1037954661] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 16:11:29,228 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 16:11:29,228 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-10-08 16:11:29,228 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513936500] [2021-10-08 16:11:29,232 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-08 16:11:29,232 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 16:11:29,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-08 16:11:29,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2021-10-08 16:11:29,234 INFO L87 Difference]: Start difference. First operand 161336 states and 935143 transitions. Second operand has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:11:39,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 16:11:39,153 INFO L93 Difference]: Finished difference Result 299746 states and 1713812 transitions. [2021-10-08 16:11:39,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 16:11:39,154 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 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 11 [2021-10-08 16:11:39,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 16:11:47,587 INFO L225 Difference]: With dead ends: 299746 [2021-10-08 16:11:47,587 INFO L226 Difference]: Without dead ends: 299734 [2021-10-08 16:11:47,588 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 102.7ms TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-10-08 16:11:49,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299734 states. [2021-10-08 16:12:10,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299734 to 246438. [2021-10-08 16:12:11,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246438 states, 245899 states have (on average 6.0498009345300305) internal successors, (1487640), 246437 states have internal predecessors, (1487640), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:12:18,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246438 states to 246438 states and 1487640 transitions. [2021-10-08 16:12:18,629 INFO L78 Accepts]: Start accepts. Automaton has 246438 states and 1487640 transitions. Word has length 11 [2021-10-08 16:12:18,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 16:12:18,629 INFO L470 AbstractCegarLoop]: Abstraction has 246438 states and 1487640 transitions. [2021-10-08 16:12:18,630 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:12:18,630 INFO L276 IsEmpty]: Start isEmpty. Operand 246438 states and 1487640 transitions. [2021-10-08 16:12:18,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-08 16:12:18,632 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 16:12:18,632 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-08 16:12:18,670 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-10-08 16:12:18,846 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 16:12:18,846 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting thread3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 32 more)] === [2021-10-08 16:12:18,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 16:12:18,848 INFO L82 PathProgramCache]: Analyzing trace with hash -911087846, now seen corresponding path program 1 times [2021-10-08 16:12:18,848 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 16:12:18,848 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761854286] [2021-10-08 16:12:18,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:12:18,849 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 16:12:18,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:12:19,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 16:12:19,209 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 16:12:19,209 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761854286] [2021-10-08 16:12:19,209 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761854286] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 16:12:19,209 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1324129845] [2021-10-08 16:12:19,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:12:19,209 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 16:12:19,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 16:12:19,219 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 16:12:19,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-10-08 16:12:19,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:12:19,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 28 conjunts are in the unsatisfiable core [2021-10-08 16:12:19,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 16:12:19,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-08 16:12:19,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-08 16:12:19,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-08 16:12:19,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 88 [2021-10-08 16:12:19,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-10-08 16:12:20,011 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-10-08 16:12:20,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 25 [2021-10-08 16:12:20,119 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-10-08 16:12:20,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 25 [2021-10-08 16:12:20,242 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-10-08 16:12:20,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 25 [2021-10-08 16:12:20,346 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-10-08 16:12:20,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2021-10-08 16:12:20,373 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 16:12:20,374 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1324129845] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 16:12:20,374 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 16:12:20,374 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-10-08 16:12:20,374 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362097564] [2021-10-08 16:12:20,375 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-10-08 16:12:20,375 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 16:12:20,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-10-08 16:12:20,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2021-10-08 16:12:20,378 INFO L87 Difference]: Start difference. First operand 246438 states and 1487640 transitions. Second operand has 15 states, 14 states have (on average 1.5) internal successors, (21), 14 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) [2021-10-08 16:12:31,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 16:12:31,094 INFO L93 Difference]: Finished difference Result 299974 states and 1746668 transitions. [2021-10-08 16:12:31,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 16:12:31,094 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 1.5) internal successors, (21), 14 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 11 [2021-10-08 16:12:31,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 16:12:39,299 INFO L225 Difference]: With dead ends: 299974 [2021-10-08 16:12:39,299 INFO L226 Difference]: Without dead ends: 299974 [2021-10-08 16:12:39,299 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 318.1ms TimeCoverageRelationStatistics Valid=79, Invalid=227, Unknown=0, NotChecked=0, Total=306 [2021-10-08 16:12:40,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299974 states.