/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/parallel-min-max-2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-8c2bbc9 [2021-10-07 14:54:33,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-07 14:54:33,403 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-07 14:54:33,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-10-07 14:54:33,452 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-07 14:54:33,471 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-07 14:54:33,473 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-07 14:54:33,478 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-07 14:54:33,481 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-07 14:54:33,483 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-07 14:54:33,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-07 14:54:33,494 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-07 14:54:33,498 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-07 14:54:33,503 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-07 14:54:33,505 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-07 14:54:33,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-07 14:54:33,513 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-10-07 14:54:33,530 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-07 14:54:33,531 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-07 14:54:33,532 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-07 14:54:33,533 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-10-07 14:54:33,598 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-07 14:54:33,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-07 14:54:33,600 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-07 14:54:33,600 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-07 14:54:33,604 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-07 14:54:33,605 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-07 14:54:33,605 INFO L138 SettingsManager]: * Use SBE=true [2021-10-07 14:54:33,605 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-07 14:54:33,606 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-07 14:54:33,606 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-07 14:54:33,608 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-07 14:54:33,608 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-07 14:54:33,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-07 14:54:33,609 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-07 14:54:33,609 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-07 14:54:33,609 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-07 14:54:33,609 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-07 14:54:33,609 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-07 14:54:33,610 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-07 14:54:33,610 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-07 14:54:33,610 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-07 14:54:33,610 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-07 14:54:33,611 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-07 14:54:33,611 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-07 14:54:33,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-07 14:54:33,611 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-07 14:54:33,612 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-07 14:54:33,612 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-07 14:54:33,612 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-07 14:54:33,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-07 14:54:33,612 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-07 14:54:33,613 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-07 14:54:33,613 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-07 14:54:34,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-07 14:54:34,074 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-07 14:54:34,077 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-07 14:54:34,078 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-07 14:54:34,079 INFO L275 PluginConnector]: CDTParser initialized [2021-10-07 14:54:34,080 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/parallel-min-max-2.wvr.c [2021-10-07 14:54:34,163 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/47896854a/0ec669f9c15e41c1bbadf5211ed33eb9/FLAG9d1bfb6b6 [2021-10-07 14:54:34,787 INFO L306 CDTParser]: Found 1 translation units. [2021-10-07 14:54:34,787 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/parallel-min-max-2.wvr.c [2021-10-07 14:54:34,799 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/47896854a/0ec669f9c15e41c1bbadf5211ed33eb9/FLAG9d1bfb6b6 [2021-10-07 14:54:34,816 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/47896854a/0ec669f9c15e41c1bbadf5211ed33eb9 [2021-10-07 14:54:34,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-07 14:54:34,829 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-07 14:54:34,831 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-07 14:54:34,831 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-07 14:54:34,837 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-07 14:54:34,838 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 02:54:34" (1/1) ... [2021-10-07 14:54:34,839 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@337d13c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:54:34, skipping insertion in model container [2021-10-07 14:54:34,839 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 02:54:34" (1/1) ... [2021-10-07 14:54:34,849 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-07 14:54:34,872 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-07 14:54:35,121 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/parallel-min-max-2.wvr.c[3154,3167] [2021-10-07 14:54:35,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-07 14:54:35,155 INFO L203 MainTranslator]: Completed pre-run [2021-10-07 14:54:35,222 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/parallel-min-max-2.wvr.c[3154,3167] [2021-10-07 14:54:35,229 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-07 14:54:35,252 INFO L208 MainTranslator]: Completed translation [2021-10-07 14:54:35,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:54:35 WrapperNode [2021-10-07 14:54:35,253 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-07 14:54:35,255 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-07 14:54:35,255 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-07 14:54:35,255 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-07 14:54:35,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:54:35" (1/1) ... [2021-10-07 14:54:35,292 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:54:35" (1/1) ... [2021-10-07 14:54:35,348 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-07 14:54:35,349 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-07 14:54:35,350 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-07 14:54:35,350 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-07 14:54:35,360 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:54:35" (1/1) ... [2021-10-07 14:54:35,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:54:35" (1/1) ... [2021-10-07 14:54:35,381 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:54:35" (1/1) ... [2021-10-07 14:54:35,381 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:54:35" (1/1) ... [2021-10-07 14:54:35,391 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:54:35" (1/1) ... [2021-10-07 14:54:35,397 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:54:35" (1/1) ... [2021-10-07 14:54:35,400 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:54:35" (1/1) ... [2021-10-07 14:54:35,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-07 14:54:35,406 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-07 14:54:35,407 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-07 14:54:35,407 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-07 14:54:35,408 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:54:35" (1/1) ... [2021-10-07 14:54:35,418 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-07 14:54:35,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-07 14:54:35,454 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) [2021-10-07 14:54:35,471 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 [2021-10-07 14:54:35,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-07 14:54:35,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-07 14:54:35,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-07 14:54:35,526 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-07 14:54:35,526 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-07 14:54:35,526 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-07 14:54:35,526 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-07 14:54:35,527 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-07 14:54:35,527 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-07 14:54:35,527 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-10-07 14:54:35,529 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-10-07 14:54:35,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-07 14:54:35,530 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2021-10-07 14:54:35,530 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2021-10-07 14:54:35,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-07 14:54:35,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-07 14:54:35,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-07 14:54:35,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-07 14:54:35,533 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-07 14:54:36,244 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-07 14:54:36,244 INFO L299 CfgBuilder]: Removed 19 assume(true) statements. [2021-10-07 14:54:36,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 02:54:36 BoogieIcfgContainer [2021-10-07 14:54:36,247 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-07 14:54:36,249 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-07 14:54:36,249 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-07 14:54:36,253 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-07 14:54:36,253 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 02:54:34" (1/3) ... [2021-10-07 14:54:36,254 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@711009e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 02:54:36, skipping insertion in model container [2021-10-07 14:54:36,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:54:35" (2/3) ... [2021-10-07 14:54:36,255 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@711009e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 02:54:36, skipping insertion in model container [2021-10-07 14:54:36,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 02:54:36" (3/3) ... [2021-10-07 14:54:36,257 INFO L111 eAbstractionObserver]: Analyzing ICFG parallel-min-max-2.wvr.c [2021-10-07 14:54:36,263 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-07 14:54:36,264 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-07 14:54:36,264 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2021-10-07 14:54:36,264 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-07 14:54:36,349 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,349 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,350 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,350 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,350 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,350 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,352 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,352 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,352 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,353 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,353 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,353 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,353 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,354 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,354 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,355 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,356 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,357 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,357 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,357 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,358 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,359 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,360 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,360 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,360 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,361 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,361 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,361 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,362 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,362 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,362 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,362 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,363 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,363 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,364 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,364 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,364 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,364 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,365 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,366 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,366 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,367 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,367 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,367 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,368 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,368 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,368 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,368 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,369 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,369 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,369 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,370 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,370 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,370 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,371 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,371 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,371 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,371 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,372 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,373 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,373 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,373 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,373 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,373 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,374 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,375 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,375 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,375 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,375 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,376 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,376 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,376 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,377 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,377 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,377 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,377 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,378 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,378 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,378 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,378 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,378 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,379 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,381 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,381 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,381 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,381 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,382 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,383 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,384 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,384 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,385 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,388 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,393 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,393 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,393 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,394 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,394 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,394 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,394 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,395 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,395 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~short13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,396 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~short13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,396 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~short13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,396 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~short13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,396 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~short13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,396 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~short13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,397 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~short13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,397 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~short13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,397 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~short13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,397 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~short13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,398 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,398 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,398 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,398 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,398 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~short13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,398 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~short13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,402 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,402 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,403 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,403 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,403 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,403 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,408 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,409 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~short13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,409 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,411 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,411 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,412 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,414 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,414 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,414 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,414 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,415 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,415 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,417 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,417 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,417 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:54:36,430 INFO L148 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2021-10-07 14:54:36,478 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-07 14:54:36,487 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 [2021-10-07 14:54:36,487 INFO L340 AbstractCegarLoop]: Starting to check reachability of 35 error locations. [2021-10-07 14:54:36,509 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-10-07 14:54:36,529 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 258 places, 259 transitions, 558 flow [2021-10-07 14:54:36,532 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 258 places, 259 transitions, 558 flow [2021-10-07 14:54:36,535 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 258 places, 259 transitions, 558 flow [2021-10-07 14:54:36,694 INFO L129 PetriNetUnfolder]: 17/254 cut-off events. [2021-10-07 14:54:36,695 INFO L130 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2021-10-07 14:54:36,712 INFO L84 FinitePrefix]: Finished finitePrefix Result has 275 conditions, 254 events. 17/254 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 370 event pairs, 0 based on Foata normal form. 0/221 useless extension candidates. Maximal degree in co-relation 212. Up to 2 conditions per place. [2021-10-07 14:54:36,728 INFO L116 LiptonReduction]: Number of co-enabled transitions 11096 [2021-10-07 14:54:48,893 INFO L131 LiptonReduction]: Checked pairs total: 26019 [2021-10-07 14:54:48,894 INFO L133 LiptonReduction]: Total number of compositions: 242 [2021-10-07 14:54:48,912 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 80 places, 72 transitions, 184 flow [2021-10-07 14:54:53,792 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 76769 states, 76093 states have (on average 5.588109287319464) internal successors, (425216), 76768 states have internal predecessors, (425216), 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) [2021-10-07 14:54:54,043 INFO L276 IsEmpty]: Start isEmpty. Operand has 76769 states, 76093 states have (on average 5.588109287319464) internal successors, (425216), 76768 states have internal predecessors, (425216), 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) [2021-10-07 14:54:54,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-10-07 14:54:54,049 INFO L504 BasicCegarLoop]: Found error trace [2021-10-07 14:54:54,050 INFO L512 BasicCegarLoop]: trace histogram [1, 1] [2021-10-07 14:54:54,051 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 32 more)] === [2021-10-07 14:54:54,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-07 14:54:54,059 INFO L82 PathProgramCache]: Analyzing trace with hash 30738, now seen corresponding path program 1 times [2021-10-07 14:54:54,070 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-07 14:54:54,071 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885366530] [2021-10-07 14:54:54,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:54:54,072 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-07 14:54:54,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-07 14:54:54,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-07 14:54:54,326 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-07 14:54:54,327 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885366530] [2021-10-07 14:54:54,328 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [885366530] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-07 14:54:54,328 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-07 14:54:54,328 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-10-07 14:54:54,330 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809325270] [2021-10-07 14:54:54,335 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-07 14:54:54,336 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-07 14:54:54,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-07 14:54:54,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-07 14:54:54,503 INFO L87 Difference]: Start difference. First operand has 76769 states, 76093 states have (on average 5.588109287319464) internal successors, (425216), 76768 states have internal predecessors, (425216), 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) [2021-10-07 14:54:59,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-07 14:54:59,338 INFO L93 Difference]: Finished difference Result 153535 states and 850430 transitions. [2021-10-07 14:54:59,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-07 14:54:59,340 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 [2021-10-07 14:54:59,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-07 14:55:02,729 INFO L225 Difference]: With dead ends: 153535 [2021-10-07 14:55:02,730 INFO L226 Difference]: Without dead ends: 153535 [2021-10-07 14:55:02,731 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-07 14:55:04,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153535 states. [2021-10-07 14:55:11,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153535 to 76770. [2021-10-07 14:55:11,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76770 states, 76094 states have (on average 5.588075275317371) internal successors, (425219), 76769 states have internal predecessors, (425219), 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) [2021-10-07 14:55:13,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76770 states to 76770 states and 425219 transitions. [2021-10-07 14:55:13,338 INFO L78 Accepts]: Start accepts. Automaton has 76770 states and 425219 transitions. Word has length 2 [2021-10-07 14:55:13,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-07 14:55:13,338 INFO L470 AbstractCegarLoop]: Abstraction has 76770 states and 425219 transitions. [2021-10-07 14:55:13,343 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) [2021-10-07 14:55:13,343 INFO L276 IsEmpty]: Start isEmpty. Operand 76770 states and 425219 transitions. [2021-10-07 14:55:13,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-10-07 14:55:13,344 INFO L504 BasicCegarLoop]: Found error trace [2021-10-07 14:55:13,344 INFO L512 BasicCegarLoop]: trace histogram [1, 1] [2021-10-07 14:55:13,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-07 14:55:13,345 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 32 more)] === [2021-10-07 14:55:13,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-07 14:55:13,346 INFO L82 PathProgramCache]: Analyzing trace with hash 30739, now seen corresponding path program 1 times [2021-10-07 14:55:13,346 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-07 14:55:13,346 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570234425] [2021-10-07 14:55:13,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:55:13,347 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-07 14:55:13,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-07 14:55:13,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-07 14:55:13,398 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-07 14:55:13,399 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570234425] [2021-10-07 14:55:13,399 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1570234425] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-07 14:55:13,399 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-07 14:55:13,399 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-10-07 14:55:13,400 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828301730] [2021-10-07 14:55:13,401 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-07 14:55:13,401 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-07 14:55:13,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-07 14:55:13,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-07 14:55:13,403 INFO L87 Difference]: Start difference. First operand 76770 states and 425219 transitions. 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) [2021-10-07 14:55:16,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-07 14:55:16,320 INFO L93 Difference]: Finished difference Result 76769 states and 425217 transitions. [2021-10-07 14:55:16,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-07 14:55:16,321 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 [2021-10-07 14:55:16,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-07 14:55:17,429 INFO L225 Difference]: With dead ends: 76769 [2021-10-07 14:55:17,429 INFO L226 Difference]: Without dead ends: 76769 [2021-10-07 14:55:17,430 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-07 14:55:17,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76769 states. [2021-10-07 14:55:21,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76769 to 76769. [2021-10-07 14:55:22,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76769 states, 76094 states have (on average 5.588048992036166) internal successors, (425217), 76768 states have internal predecessors, (425217), 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) [2021-10-07 14:55:24,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76769 states to 76769 states and 425217 transitions. [2021-10-07 14:55:24,020 INFO L78 Accepts]: Start accepts. Automaton has 76769 states and 425217 transitions. Word has length 2 [2021-10-07 14:55:24,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-07 14:55:24,020 INFO L470 AbstractCegarLoop]: Abstraction has 76769 states and 425217 transitions. [2021-10-07 14:55:24,020 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) [2021-10-07 14:55:24,021 INFO L276 IsEmpty]: Start isEmpty. Operand 76769 states and 425217 transitions. [2021-10-07 14:55:24,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-07 14:55:24,021 INFO L504 BasicCegarLoop]: Found error trace [2021-10-07 14:55:24,021 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-10-07 14:55:24,021 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-07 14:55:24,022 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 32 more)] === [2021-10-07 14:55:24,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-07 14:55:24,023 INFO L82 PathProgramCache]: Analyzing trace with hash 954848, now seen corresponding path program 1 times [2021-10-07 14:55:24,023 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-07 14:55:24,023 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426259272] [2021-10-07 14:55:24,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:55:24,024 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-07 14:55:24,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-07 14:55:24,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-07 14:55:24,096 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-07 14:55:24,096 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426259272] [2021-10-07 14:55:24,097 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [426259272] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-07 14:55:24,097 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [777032254] [2021-10-07 14:55:24,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:55:24,098 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-07 14:55:24,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-07 14:55:24,100 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) [2021-10-07 14:55:24,108 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 [2021-10-07 14:55:24,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-07 14:55:24,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-07 14:55:24,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-07 14:55:24,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-07 14:55:24,278 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [777032254] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-07 14:55:24,279 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-07 14:55:24,279 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 2] total 2 [2021-10-07 14:55:24,279 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092689407] [2021-10-07 14:55:24,280 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-07 14:55:24,280 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-07 14:55:24,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-07 14:55:24,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-07 14:55:24,281 INFO L87 Difference]: Start difference. First operand 76769 states and 425217 transitions. Second operand has 4 states, 3 states have (on average 1.0) 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) [2021-10-07 14:55:29,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-07 14:55:29,690 INFO L93 Difference]: Finished difference Result 230300 states and 1275641 transitions. [2021-10-07 14:55:29,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-07 14:55:29,691 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.0) 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 [2021-10-07 14:55:29,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-07 14:55:34,270 INFO L225 Difference]: With dead ends: 230300 [2021-10-07 14:55:34,270 INFO L226 Difference]: Without dead ends: 230300 [2021-10-07 14:55:34,271 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.6ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-07 14:55:35,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230300 states. [2021-10-07 14:55:43,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230300 to 76770. [2021-10-07 14:55:44,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76770 states, 76095 states have (on average 5.588001839805506) internal successors, (425219), 76769 states have internal predecessors, (425219), 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) [2021-10-07 14:55:44,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76770 states to 76770 states and 425219 transitions. [2021-10-07 14:55:44,759 INFO L78 Accepts]: Start accepts. Automaton has 76770 states and 425219 transitions. Word has length 3 [2021-10-07 14:55:44,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-07 14:55:44,760 INFO L470 AbstractCegarLoop]: Abstraction has 76770 states and 425219 transitions. [2021-10-07 14:55:44,760 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.0) 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) [2021-10-07 14:55:44,760 INFO L276 IsEmpty]: Start isEmpty. Operand 76770 states and 425219 transitions. [2021-10-07 14:55:44,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-07 14:55:44,761 INFO L504 BasicCegarLoop]: Found error trace [2021-10-07 14:55:44,761 INFO L512 BasicCegarLoop]: trace histogram [2, 1, 1] [2021-10-07 14:55:44,798 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 [2021-10-07 14:55:44,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-07 14:55:44,976 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 32 more)] === [2021-10-07 14:55:44,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-07 14:55:44,978 INFO L82 PathProgramCache]: Analyzing trace with hash 29602258, now seen corresponding path program 2 times [2021-10-07 14:55:44,978 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-07 14:55:44,979 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948593220] [2021-10-07 14:55:44,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:55:44,979 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-07 14:55:45,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-07 14:55:45,738 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-07 14:55:45,739 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-07 14:55:45,739 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948593220] [2021-10-07 14:55:45,739 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948593220] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-07 14:55:45,740 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [597350823] [2021-10-07 14:55:45,740 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-07 14:55:45,740 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-07 14:55:45,740 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-07 14:55:45,748 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) [2021-10-07 14:55:45,756 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 [2021-10-07 14:55:45,830 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-07 14:55:45,830 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-07 14:55:45,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-07 14:55:45,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-07 14:55:45,853 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-07 14:55:45,853 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [597350823] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-07 14:55:45,853 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-07 14:55:45,854 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [3] total 4 [2021-10-07 14:55:45,854 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972867907] [2021-10-07 14:55:45,854 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-07 14:55:45,855 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-07 14:55:45,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-07 14:55:45,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-10-07 14:55:45,857 INFO L87 Difference]: Start difference. First operand 76770 states and 425219 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) [2021-10-07 14:55:47,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-07 14:55:47,422 INFO L93 Difference]: Finished difference Result 76769 states and 425218 transitions. [2021-10-07 14:55:47,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-07 14:55:47,426 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 [2021-10-07 14:55:47,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-07 14:55:49,183 INFO L225 Difference]: With dead ends: 76769 [2021-10-07 14:55:49,184 INFO L226 Difference]: Without dead ends: 76769 [2021-10-07 14:55:49,184 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 10.5ms TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-10-07 14:55:49,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76769 states. [2021-10-07 14:55:53,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76769 to 76767. [2021-10-07 14:55:53,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76767 states, 76093 states have (on average 5.58808300369285) internal successors, (425214), 76766 states have internal predecessors, (425214), 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) [2021-10-07 14:55:55,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76767 states to 76767 states and 425214 transitions. [2021-10-07 14:55:55,609 INFO L78 Accepts]: Start accepts. Automaton has 76767 states and 425214 transitions. Word has length 4 [2021-10-07 14:55:55,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-07 14:55:55,609 INFO L470 AbstractCegarLoop]: Abstraction has 76767 states and 425214 transitions. [2021-10-07 14:55:55,609 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) [2021-10-07 14:55:55,610 INFO L276 IsEmpty]: Start isEmpty. Operand 76767 states and 425214 transitions. [2021-10-07 14:55:55,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-07 14:55:55,610 INFO L504 BasicCegarLoop]: Found error trace [2021-10-07 14:55:55,610 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-07 14:55:55,648 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-10-07 14:55:55,823 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 [2021-10-07 14:55:55,824 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 32 more)] === [2021-10-07 14:55:55,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-07 14:55:55,824 INFO L82 PathProgramCache]: Analyzing trace with hash -881738793, now seen corresponding path program 1 times [2021-10-07 14:55:55,824 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-07 14:55:55,825 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747864359] [2021-10-07 14:55:55,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:55:55,825 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-07 14:55:55,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-07 14:55:55,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-07 14:55:55,931 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-07 14:55:55,931 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747864359] [2021-10-07 14:55:55,933 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747864359] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-07 14:55:55,933 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-07 14:55:55,933 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-07 14:55:55,933 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451921837] [2021-10-07 14:55:55,934 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-07 14:55:55,934 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-07 14:55:55,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-07 14:55:55,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-07 14:55:55,935 INFO L87 Difference]: Start difference. First operand 76767 states and 425214 transitions. Second operand has 4 states, 3 states have (on average 2.6666666666666665) 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) [2021-10-07 14:55:58,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-07 14:55:58,283 INFO L93 Difference]: Finished difference Result 90333 states and 503330 transitions. [2021-10-07 14:55:58,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-07 14:55:58,284 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.6666666666666665) 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 [2021-10-07 14:55:58,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-07 14:55:59,272 INFO L225 Difference]: With dead ends: 90333 [2021-10-07 14:55:59,272 INFO L226 Difference]: Without dead ends: 90333 [2021-10-07 14:55:59,272 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.0ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-07 14:55:59,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90333 states. [2021-10-07 14:56:03,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90333 to 69745. [2021-10-07 14:56:03,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69745 states, 69296 states have (on average 5.579658277534056) internal successors, (386648), 69744 states have internal predecessors, (386648), 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) [2021-10-07 14:56:04,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69745 states to 69745 states and 386648 transitions. [2021-10-07 14:56:04,623 INFO L78 Accepts]: Start accepts. Automaton has 69745 states and 386648 transitions. Word has length 8 [2021-10-07 14:56:04,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-07 14:56:04,624 INFO L470 AbstractCegarLoop]: Abstraction has 69745 states and 386648 transitions. [2021-10-07 14:56:04,624 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.6666666666666665) 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) [2021-10-07 14:56:04,624 INFO L276 IsEmpty]: Start isEmpty. Operand 69745 states and 386648 transitions. [2021-10-07 14:56:04,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-07 14:56:04,625 INFO L504 BasicCegarLoop]: Found error trace [2021-10-07 14:56:04,625 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-07 14:56:04,625 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-07 14:56:04,625 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 32 more)] === [2021-10-07 14:56:04,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-07 14:56:04,626 INFO L82 PathProgramCache]: Analyzing trace with hash -881738718, now seen corresponding path program 1 times [2021-10-07 14:56:04,626 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-07 14:56:04,626 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114493307] [2021-10-07 14:56:04,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:56:04,627 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-07 14:56:04,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-07 14:56:04,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-07 14:56:04,664 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-07 14:56:04,665 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114493307] [2021-10-07 14:56:04,665 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2114493307] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-07 14:56:04,665 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-07 14:56:04,665 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-10-07 14:56:04,665 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733879891] [2021-10-07 14:56:04,666 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-07 14:56:04,666 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-07 14:56:04,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-07 14:56:04,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-07 14:56:04,667 INFO L87 Difference]: Start difference. First operand 69745 states and 386648 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 2 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) [2021-10-07 14:56:06,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-07 14:56:06,055 INFO L93 Difference]: Finished difference Result 62723 states and 348082 transitions. [2021-10-07 14:56:06,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-07 14:56:06,056 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 2 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 [2021-10-07 14:56:06,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-07 14:56:07,333 INFO L225 Difference]: With dead ends: 62723 [2021-10-07 14:56:07,333 INFO L226 Difference]: Without dead ends: 62695 [2021-10-07 14:56:07,334 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-07 14:56:07,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62695 states. [2021-10-07 14:56:09,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62695 to 62695. [2021-10-07 14:56:10,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62695 states, 62471 states have (on average 5.569144082854445) internal successors, (347910), 62694 states have internal predecessors, (347910), 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) [2021-10-07 14:56:11,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62695 states to 62695 states and 347910 transitions. [2021-10-07 14:56:11,167 INFO L78 Accepts]: Start accepts. Automaton has 62695 states and 347910 transitions. Word has length 8 [2021-10-07 14:56:11,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-07 14:56:11,167 INFO L470 AbstractCegarLoop]: Abstraction has 62695 states and 347910 transitions. [2021-10-07 14:56:11,167 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 2 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) [2021-10-07 14:56:11,168 INFO L276 IsEmpty]: Start isEmpty. Operand 62695 states and 347910 transitions. [2021-10-07 14:56:11,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-07 14:56:11,168 INFO L504 BasicCegarLoop]: Found error trace [2021-10-07 14:56:11,168 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-07 14:56:11,169 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-07 14:56:11,169 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thread3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 32 more)] === [2021-10-07 14:56:11,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-07 14:56:11,169 INFO L82 PathProgramCache]: Analyzing trace with hash -592494343, now seen corresponding path program 1 times [2021-10-07 14:56:11,169 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-07 14:56:11,170 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1631004452] [2021-10-07 14:56:11,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:56:11,170 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-07 14:56:11,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-07 14:56:11,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-07 14:56:11,282 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-07 14:56:11,282 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1631004452] [2021-10-07 14:56:11,282 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1631004452] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-07 14:56:11,282 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-07 14:56:11,282 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-07 14:56:11,283 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644297720] [2021-10-07 14:56:11,283 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-07 14:56:11,283 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-07 14:56:11,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-07 14:56:11,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-07 14:56:11,284 INFO L87 Difference]: Start difference. First operand 62695 states and 347910 transitions. Second operand has 4 states, 3 states have (on average 2.6666666666666665) 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) [2021-10-07 14:56:13,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-07 14:56:13,439 INFO L93 Difference]: Finished difference Result 80769 states and 438795 transitions. [2021-10-07 14:56:13,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-07 14:56:13,440 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.6666666666666665) 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 [2021-10-07 14:56:13,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-07 14:56:14,541 INFO L225 Difference]: With dead ends: 80769 [2021-10-07 14:56:14,542 INFO L226 Difference]: Without dead ends: 80729 [2021-10-07 14:56:14,542 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.1ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-07 14:56:14,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80729 states. [2021-10-07 14:56:18,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80729 to 71757. [2021-10-07 14:56:18,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71757 states, 71533 states have (on average 5.561726755483483) internal successors, (397847), 71756 states have internal predecessors, (397847), 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) [2021-10-07 14:56:20,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71757 states to 71757 states and 397847 transitions. [2021-10-07 14:56:20,211 INFO L78 Accepts]: Start accepts. Automaton has 71757 states and 397847 transitions. Word has length 8 [2021-10-07 14:56:20,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-07 14:56:20,212 INFO L470 AbstractCegarLoop]: Abstraction has 71757 states and 397847 transitions. [2021-10-07 14:56:20,215 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.6666666666666665) 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) [2021-10-07 14:56:20,215 INFO L276 IsEmpty]: Start isEmpty. Operand 71757 states and 397847 transitions. [2021-10-07 14:56:20,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-07 14:56:20,222 INFO L504 BasicCegarLoop]: Found error trace [2021-10-07 14:56:20,222 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-07 14:56:20,225 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-07 14:56:20,225 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting thread3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 32 more)] === [2021-10-07 14:56:20,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-07 14:56:20,238 INFO L82 PathProgramCache]: Analyzing trace with hash 659179591, now seen corresponding path program 1 times [2021-10-07 14:56:20,243 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-07 14:56:20,251 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079363252] [2021-10-07 14:56:20,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:56:20,252 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-07 14:56:20,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-07 14:56:20,327 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-07 14:56:20,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-07 14:56:20,421 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-07 14:56:20,421 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-07 14:56:20,422 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location thread3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,425 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,425 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,426 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,426 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,427 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,430 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,430 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,432 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,432 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,432 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,432 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-07 14:56:20,433 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-07 14:56:20,433 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION [2021-10-07 14:56:20,433 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION [2021-10-07 14:56:20,434 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4INUSE_VIOLATION [2021-10-07 14:56:20,434 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,434 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,434 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,434 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,437 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,437 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,437 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,438 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,438 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,438 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,439 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,439 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,439 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,439 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,440 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,440 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,440 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,440 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,440 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:56:20,441 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-07 14:56:20,450 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-07 14:56:20,450 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-07 14:56:20,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.10 02:56:20 BasicIcfg [2021-10-07 14:56:20,542 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-07 14:56:20,546 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-07 14:56:20,546 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-07 14:56:20,546 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-07 14:56:20,547 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 02:54:36" (3/4) ... [2021-10-07 14:56:20,549 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-07 14:56:20,668 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/weaver/parallel-min-max-2.wvr.c-witness.graphml [2021-10-07 14:56:20,668 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-07 14:56:20,670 INFO L168 Benchmark]: Toolchain (without parser) took 105847.91 ms. Allocated memory was 151.0 MB in the beginning and 8.0 GB in the end (delta: 7.8 GB). Free memory was 125.3 MB in the beginning and 4.0 GB in the end (delta: -3.9 GB). Peak memory consumption was 4.0 GB. Max. memory is 8.0 GB. [2021-10-07 14:56:20,671 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 151.0 MB. Free memory was 122.0 MB in the beginning and 121.9 MB in the end (delta: 96.8 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-10-07 14:56:20,672 INFO L168 Benchmark]: CACSL2BoogieTranslator took 423.23 ms. Allocated memory is still 151.0 MB. Free memory was 124.9 MB in the beginning and 113.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-10-07 14:56:20,672 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.74 ms. Allocated memory is still 151.0 MB. Free memory was 113.4 MB in the beginning and 111.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-10-07 14:56:20,673 INFO L168 Benchmark]: Boogie Preprocessor took 56.12 ms. Allocated memory is still 151.0 MB. Free memory was 111.4 MB in the beginning and 109.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-07 14:56:20,673 INFO L168 Benchmark]: RCFGBuilder took 840.67 ms. Allocated memory is still 151.0 MB. Free memory was 109.6 MB in the beginning and 124.3 MB in the end (delta: -14.7 MB). Peak memory consumption was 13.4 MB. Max. memory is 8.0 GB. [2021-10-07 14:56:20,674 INFO L168 Benchmark]: TraceAbstraction took 104296.19 ms. Allocated memory was 151.0 MB in the beginning and 8.0 GB in the end (delta: 7.8 GB). Free memory was 123.7 MB in the beginning and 4.0 GB in the end (delta: -3.9 GB). Peak memory consumption was 4.0 GB. Max. memory is 8.0 GB. [2021-10-07 14:56:20,674 INFO L168 Benchmark]: Witness Printer took 122.16 ms. Allocated memory is still 8.0 GB. Free memory was 4.0 GB in the beginning and 4.0 GB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-10-07 14:56:20,677 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 151.0 MB. Free memory was 122.0 MB in the beginning and 121.9 MB in the end (delta: 96.8 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 423.23 ms. Allocated memory is still 151.0 MB. Free memory was 124.9 MB in the beginning and 113.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 93.74 ms. Allocated memory is still 151.0 MB. Free memory was 113.4 MB in the beginning and 111.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 56.12 ms. Allocated memory is still 151.0 MB. Free memory was 111.4 MB in the beginning and 109.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 840.67 ms. Allocated memory is still 151.0 MB. Free memory was 109.6 MB in the beginning and 124.3 MB in the end (delta: -14.7 MB). Peak memory consumption was 13.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 104296.19 ms. Allocated memory was 151.0 MB in the beginning and 8.0 GB in the end (delta: 7.8 GB). Free memory was 123.7 MB in the beginning and 4.0 GB in the end (delta: -3.9 GB). Peak memory consumption was 4.0 GB. Max. memory is 8.0 GB. * Witness Printer took 122.16 ms. Allocated memory is still 8.0 GB. Free memory was 4.0 GB in the beginning and 4.0 GB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 12361.4ms, 258 PlacesBefore, 80 PlacesAfterwards, 259 TransitionsBefore, 72 TransitionsAfterwards, 11096 CoEnabledTransitionPairs, 7 FixpointIterations, 110 TrivialSequentialCompositions, 85 ConcurrentSequentialCompositions, 18 TrivialYvCompositions, 20 ConcurrentYvCompositions, 9 ChoiceCompositions, 242 TotalNumberOfCompositions, 26019 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 14787, positive: 14446, positive conditional: 0, positive unconditional: 14446, negative: 341, negative conditional: 0, negative unconditional: 341, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7566, positive: 7461, positive conditional: 0, positive unconditional: 7461, negative: 105, negative conditional: 0, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7566, positive: 7441, positive conditional: 0, positive unconditional: 7441, negative: 125, negative conditional: 0, negative unconditional: 125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 125, positive: 20, positive conditional: 0, positive unconditional: 20, negative: 105, negative conditional: 0, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 313, positive: 43, positive conditional: 0, positive unconditional: 43, negative: 270, negative conditional: 0, negative unconditional: 270, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 14787, positive: 6985, positive conditional: 0, positive unconditional: 6985, negative: 236, negative conditional: 0, negative unconditional: 236, unknown: 7566, unknown conditional: 0, unknown unconditional: 7566] , Statistics on independence cache: Total cache size (in pairs): 835, Positive cache size: 798, Positive conditional cache size: 0, Positive unconditional cache size: 798, Negative cache size: 37, Negative conditional cache size: 0, Negative unconditional cache size: 37 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 71]: integer overflow possible integer overflow possible We found a FailurePath: [L41] 0 int* A; [L42] 0 int min, max, i, j, k, l, N; [L43] 0 _Bool v_assert, b1, b2; [L94] 0 pthread_t t1, t2, t3, t4, t5; [L97] 0 min = __VERIFIER_nondet_int() [L98] 0 max = __VERIFIER_nondet_int() [L99] 0 i = __VERIFIER_nondet_int() [L100] 0 j = __VERIFIER_nondet_int() [L101] 0 k = __VERIFIER_nondet_int() [L102] 0 l = __VERIFIER_nondet_int() [L103] 0 N = __VERIFIER_nondet_int() [L104] 0 b1 = __VERIFIER_nondet_bool() [L105] 0 b2 = __VERIFIER_nondet_bool() [L106] 0 v_assert = __VERIFIER_nondet_bool() [L38] COND FALSE 0 !(!cond) [L38] COND FALSE 0 !(!cond) [L133] 0 int* arr = (int*)malloc(sizeof(int) * (size_t)size); [L134] 0 int i = 0; VAL [A={0:0}, i=0, j=0, k=0, l=0, max=0, min=0, N=1] [L134] COND TRUE 0 i < size [L135] 0 arr[i] = __VERIFIER_nondet_int() [L134] 0 i++ VAL [A={0:0}, i=0, j=0, k=0, l=0, max=0, min=0, N=1] [L134] COND FALSE 0 !(i < size) [L137] 0 return arr; [L107] 0 A = create_fresh_int_array(N) [L38] COND FALSE 0 !(!cond) [L112] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [A={3:0}, b1=0, b2=0, i=0, j=0, k=0, l=0, max=0, min=0, N=1, v_assert=0] [L113] FCALL, FORK 0 pthread_create(&t2, 0, thread2, 0) VAL [A={3:0}, b1=0, b2=0, i=0, j=0, k=0, l=0, max=0, min=0, N=1, v_assert=0] [L114] FCALL, FORK 0 pthread_create(&t3, 0, thread3, 0) VAL [A={3:0}, b1=0, b2=0, i=0, j=0, k=0, l=0, max=0, min=0, N=1, v_assert=0] [L70] COND TRUE 3 ( k < N ) [L71] EXPR 3 A[ k ] [L71] 3 A[ k ] + 1 VAL [A={3:0}, A[ k ]=2147483647, b1=0, b2=0, i=0, j=0, k=0, l=0, max=0, min=0, N=1, v_assert=0] - UnprovableResult [Line: 52]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 52]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 63]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 63]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 71]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 72]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 72]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 134]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 134]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 114]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 112]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 116]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 115]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 113]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 80]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 80]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 81]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 81]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 11 procedures, 336 locations, 35 error locations. Started 1 CEGAR loops. OverallTime: 103968.6ms, OverallIterations: 8, TraceHistogramMax: 2, EmptinessCheckTime: 266.4ms, AutomataDifference: 35008.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 17304.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 394 SDtfs, 669 SDslu, 331 SDs, 0 SdLazy, 114 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 165.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 19 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 46.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=76770occurred in iteration=1, InterpolantAutomatonStates: 25, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 48942.9ms AutomataMinimizationTime, 7 MinimizatonAttempts, 259857 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 67.5ms SsaConstructionTime, 319.8ms SatisfiabilityAnalysisTime, 451.3ms InterpolantComputationTime, 51 NumberOfCodeBlocks, 49 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 33 ConstructedInterpolants, 0 QuantifiedInterpolants, 115 SizeOfPredicates, 2 NumberOfNonLiveVariables, 188 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 9 InterpolantComputations, 6 PerfectInterpolantSequences, 3/8 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-10-07 14:56:20,748 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...