/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-8c2bbc9 [2021-10-08 15:59:42,522 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-08 15:59:42,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-08 15:59:42,583 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-08 15:59:42,584 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-08 15:59:42,593 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-08 15:59:42,597 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-08 15:59:42,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-08 15:59:42,606 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-08 15:59:42,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-08 15:59:42,614 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-08 15:59:42,617 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-08 15:59:42,617 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-08 15:59:42,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-08 15:59:42,624 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-08 15:59:42,628 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-08 15:59:42,630 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-08 15:59:42,647 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-08 15:59:42,655 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-08 15:59:42,665 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-08 15:59:42,667 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-08 15:59:42,670 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-08 15:59:42,671 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-08 15:59:42,674 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-08 15:59:42,683 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-08 15:59:42,684 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-08 15:59:42,684 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-08 15:59:42,687 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-08 15:59:42,687 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-08 15:59:42,688 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-08 15:59:42,689 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-08 15:59:42,690 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-08 15:59:42,692 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-08 15:59:42,693 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-08 15:59:42,695 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-08 15:59:42,695 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-08 15:59:42,696 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-08 15:59:42,696 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-08 15:59:42,697 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-08 15:59:42,698 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-08 15:59:42,699 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-08 15:59:42,703 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-10-08 15:59:42,760 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-08 15:59:42,760 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-08 15:59:42,761 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-08 15:59:42,761 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-08 15:59:42,765 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-08 15:59:42,765 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-08 15:59:42,766 INFO L138 SettingsManager]: * Use SBE=true [2021-10-08 15:59:42,766 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-08 15:59:42,767 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-08 15:59:42,767 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-08 15:59:42,768 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-08 15:59:42,769 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-08 15:59:42,769 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-08 15:59:42,769 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-08 15:59:42,769 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-08 15:59:42,769 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-08 15:59:42,770 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-08 15:59:42,770 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-08 15:59:42,770 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-08 15:59:42,770 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-08 15:59:42,771 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-08 15:59:42,771 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-08 15:59:42,771 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-08 15:59:42,771 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-08 15:59:42,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-08 15:59:42,772 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-08 15:59:42,772 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-08 15:59:42,772 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-08 15:59:42,772 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-08 15:59:42,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-08 15:59:42,773 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-08 15:59:42,773 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-08 15:59:42,774 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-08 15:59:43,240 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-08 15:59:43,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-08 15:59:43,276 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-08 15:59:43,278 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-08 15:59:43,279 INFO L275 PluginConnector]: CDTParser initialized [2021-10-08 15:59:43,280 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c [2021-10-08 15:59:43,374 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c5098b622/7cfefd47bea34e5a8ddbd2b6d090263a/FLAG885f4cfd0 [2021-10-08 15:59:44,072 INFO L306 CDTParser]: Found 1 translation units. [2021-10-08 15:59:44,073 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c [2021-10-08 15:59:44,083 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c5098b622/7cfefd47bea34e5a8ddbd2b6d090263a/FLAG885f4cfd0 [2021-10-08 15:59:44,377 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c5098b622/7cfefd47bea34e5a8ddbd2b6d090263a [2021-10-08 15:59:44,382 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-08 15:59:44,393 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-08 15:59:44,395 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-08 15:59:44,396 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-08 15:59:44,400 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-08 15:59:44,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.10 03:59:44" (1/1) ... [2021-10-08 15:59:44,403 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6451b7da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 03:59:44, skipping insertion in model container [2021-10-08 15:59:44,403 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.10 03:59:44" (1/1) ... [2021-10-08 15:59:44,412 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-08 15:59:44,439 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-08 15:59:44,663 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c[6672,6685] [2021-10-08 15:59:44,670 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-08 15:59:44,681 INFO L203 MainTranslator]: Completed pre-run [2021-10-08 15:59:44,729 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c[6672,6685] [2021-10-08 15:59:44,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-08 15:59:44,757 INFO L208 MainTranslator]: Completed translation [2021-10-08 15:59:44,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 03:59:44 WrapperNode [2021-10-08 15:59:44,758 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-08 15:59:44,759 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-08 15:59:44,759 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-08 15:59:44,759 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-08 15:59:44,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 03:59:44" (1/1) ... [2021-10-08 15:59:44,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 03:59:44" (1/1) ... [2021-10-08 15:59:44,850 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-08 15:59:44,854 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-08 15:59:44,855 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-08 15:59:44,855 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-08 15:59:44,866 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 03:59:44" (1/1) ... [2021-10-08 15:59:44,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 03:59:44" (1/1) ... [2021-10-08 15:59:44,873 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 03:59:44" (1/1) ... [2021-10-08 15:59:44,873 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 03:59:44" (1/1) ... [2021-10-08 15:59:44,890 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 03:59:44" (1/1) ... [2021-10-08 15:59:44,900 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 03:59:44" (1/1) ... [2021-10-08 15:59:44,904 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 03:59:44" (1/1) ... [2021-10-08 15:59:44,911 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-08 15:59:44,912 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-08 15:59:44,912 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-08 15:59:44,912 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-08 15:59:44,913 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 03:59:44" (1/1) ... [2021-10-08 15:59:44,922 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-08 15:59:44,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 15:59:44,955 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-08 15:59:44,978 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-08 15:59:45,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-08 15:59:45,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-08 15:59:45,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-08 15:59:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-08 15:59:45,027 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-08 15:59:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-08 15:59:45,027 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-08 15:59:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-08 15:59:45,027 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-08 15:59:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-10-08 15:59:45,028 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-10-08 15:59:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-08 15:59:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-08 15:59:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-08 15:59:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-08 15:59:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-08 15:59:45,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-08 15:59:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-08 15:59:45,031 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-08 15:59:46,963 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-08 15:59:46,964 INFO L299 CfgBuilder]: Removed 74 assume(true) statements. [2021-10-08 15:59:46,969 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 03:59:46 BoogieIcfgContainer [2021-10-08 15:59:46,970 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-08 15:59:46,973 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-08 15:59:46,973 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-08 15:59:46,977 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-08 15:59:46,977 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.10 03:59:44" (1/3) ... [2021-10-08 15:59:46,978 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79104cc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.10 03:59:46, skipping insertion in model container [2021-10-08 15:59:46,979 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 03:59:44" (2/3) ... [2021-10-08 15:59:46,980 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79104cc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.10 03:59:46, skipping insertion in model container [2021-10-08 15:59:46,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 03:59:46" (3/3) ... [2021-10-08 15:59:46,981 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-bad-commit-2.wvr-bad.c [2021-10-08 15:59:46,992 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-08 15:59:46,992 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-08 15:59:46,992 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 32 error locations. [2021-10-08 15:59:46,992 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-08 15:59:47,049 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,050 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,050 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,050 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,051 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,051 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,051 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,051 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,052 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,052 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,052 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,052 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,052 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,053 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,053 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,053 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,053 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,053 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,054 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,054 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,054 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,054 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,055 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,055 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,055 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,055 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,055 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,055 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,056 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,056 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,056 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,056 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,057 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,057 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,057 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,057 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,058 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,058 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,058 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,058 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,058 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,059 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,059 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,059 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,059 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,059 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,060 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,060 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,060 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,060 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,060 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,061 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,061 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,061 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,061 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,061 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,062 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,062 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,062 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,062 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,063 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,063 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,063 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,063 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,064 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,064 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,064 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,064 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,064 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,065 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,065 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,065 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,065 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,065 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,065 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,066 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,066 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,066 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,066 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,066 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,067 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,067 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,067 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,067 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,068 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,068 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,068 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,068 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,069 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,069 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,069 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,069 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,070 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,070 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,070 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,070 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,070 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,071 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,071 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,071 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,071 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,071 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,072 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,072 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,072 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,072 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,072 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,073 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,073 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,073 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,073 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,073 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,074 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,074 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,074 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,074 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,075 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,075 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,075 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,075 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,075 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,075 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,076 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,076 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,076 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,076 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,076 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,076 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,077 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,077 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,077 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,077 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,078 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,078 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,078 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,078 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,078 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,079 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,079 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,079 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,079 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,079 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,080 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,080 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,080 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,080 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,080 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,081 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,081 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,081 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,081 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,081 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,082 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,082 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,082 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,082 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,083 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,083 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,083 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,084 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,084 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,084 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,084 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,084 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,085 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,085 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,085 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,085 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,085 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,086 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,086 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,086 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,086 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,113 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,113 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,113 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,115 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,115 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,116 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,116 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,116 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,116 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,116 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,116 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,117 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,117 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,117 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,117 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,118 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,118 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,118 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,118 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,119 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,119 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,119 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,119 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,119 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,120 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,120 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,120 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,120 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,120 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,121 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,121 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,121 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,121 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,121 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,121 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,122 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,122 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,122 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,122 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,122 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,123 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,123 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,123 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,127 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,127 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,128 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,132 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,135 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,136 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,136 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,136 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,136 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,136 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,137 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,139 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,140 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,140 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,140 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,140 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,140 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,141 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,141 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,141 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,141 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,142 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,142 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,142 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,143 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,143 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,143 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,143 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,143 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,143 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,144 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,144 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,144 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,144 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,144 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,145 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,153 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,153 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,153 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,153 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,154 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,154 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,154 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,154 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,154 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,155 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,155 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,156 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,156 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,156 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,156 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,157 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,157 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,157 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,157 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,157 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,158 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,158 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,158 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,158 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,159 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,159 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,159 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,159 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,160 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,160 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,161 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,161 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,161 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,161 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,161 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,162 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,162 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,162 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,162 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,162 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,163 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,163 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,163 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,163 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,163 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,163 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,164 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,164 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,164 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,164 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,164 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,164 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,165 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,165 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,165 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,165 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,165 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,166 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,166 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,166 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,166 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,166 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,166 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,167 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,167 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,167 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,167 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,167 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,168 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,168 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,168 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,168 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,168 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,168 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,169 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,169 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,169 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,169 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,169 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,169 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,170 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,170 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,170 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,170 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,177 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,178 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,178 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,178 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,182 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,183 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,183 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,183 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,184 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,191 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,195 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,195 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,195 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,196 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,196 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,196 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,196 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,196 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,197 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,197 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,201 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,201 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,201 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,202 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,202 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,202 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,204 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,204 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,204 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,204 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,205 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,205 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,205 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,205 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,205 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,207 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,207 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,207 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,207 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,208 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,208 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,208 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,208 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,209 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 15:59:47,218 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-10-08 15:59:47,289 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-08 15:59:47,310 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-08 15:59:47,310 INFO L340 AbstractCegarLoop]: Starting to check reachability of 60 error locations. [2021-10-08 15:59:47,352 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-10-08 15:59:47,365 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 341 places, 365 transitions, 762 flow [2021-10-08 15:59:47,369 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 341 places, 365 transitions, 762 flow [2021-10-08 15:59:47,372 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 341 places, 365 transitions, 762 flow [2021-10-08 15:59:47,554 INFO L129 PetriNetUnfolder]: 37/361 cut-off events. [2021-10-08 15:59:47,554 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-10-08 15:59:47,561 INFO L84 FinitePrefix]: Finished finitePrefix Result has 378 conditions, 361 events. 37/361 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 400 event pairs, 0 based on Foata normal form. 0/292 useless extension candidates. Maximal degree in co-relation 317. Up to 8 conditions per place. [2021-10-08 15:59:47,571 INFO L116 LiptonReduction]: Number of co-enabled transitions 8592 [2021-10-08 16:00:08,523 INFO L131 LiptonReduction]: Checked pairs total: 11650 [2021-10-08 16:00:08,524 INFO L133 LiptonReduction]: Total number of compositions: 444 [2021-10-08 16:00:08,534 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 74 places, 69 transitions, 170 flow [2021-10-08 16:00:08,964 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 7774 states, 6142 states have (on average 5.497720612178443) internal successors, (33767), 7773 states have internal predecessors, (33767), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:09,015 INFO L276 IsEmpty]: Start isEmpty. Operand has 7774 states, 6142 states have (on average 5.497720612178443) internal successors, (33767), 7773 states have internal predecessors, (33767), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:09,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-10-08 16:00:09,023 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 16:00:09,024 INFO L512 BasicCegarLoop]: trace histogram [1, 1] [2021-10-08 16:00:09,024 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2021-10-08 16:00:09,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 16:00:09,032 INFO L82 PathProgramCache]: Analyzing trace with hash 62002, now seen corresponding path program 1 times [2021-10-08 16:00:09,042 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 16:00:09,044 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335262078] [2021-10-08 16:00:09,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:00:09,045 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 16:00:09,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:00:09,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 16:00:09,353 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 16:00:09,353 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335262078] [2021-10-08 16:00:09,354 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [335262078] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 16:00:09,354 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-08 16:00:09,354 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-10-08 16:00:09,359 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763295461] [2021-10-08 16:00:09,366 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-08 16:00:09,367 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 16:00:09,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-08 16:00:09,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-08 16:00:09,415 INFO L87 Difference]: Start difference. First operand has 7774 states, 6142 states have (on average 5.497720612178443) internal successors, (33767), 7773 states have internal predecessors, (33767), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:09,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 16:00:09,614 INFO L93 Difference]: Finished difference Result 3059 states and 12937 transitions. [2021-10-08 16:00:09,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-08 16:00:09,616 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 2 [2021-10-08 16:00:09,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 16:00:09,683 INFO L225 Difference]: With dead ends: 3059 [2021-10-08 16:00:09,683 INFO L226 Difference]: Without dead ends: 3059 [2021-10-08 16:00:09,685 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-08 16:00:09,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3059 states. [2021-10-08 16:00:09,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3059 to 1538. [2021-10-08 16:00:09,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1538 states, 1342 states have (on average 4.830849478390462) internal successors, (6483), 1537 states have internal predecessors, (6483), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:09,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1538 states and 6483 transitions. [2021-10-08 16:00:09,959 INFO L78 Accepts]: Start accepts. Automaton has 1538 states and 6483 transitions. Word has length 2 [2021-10-08 16:00:09,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 16:00:09,960 INFO L470 AbstractCegarLoop]: Abstraction has 1538 states and 6483 transitions. [2021-10-08 16:00:09,961 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:09,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 6483 transitions. [2021-10-08 16:00:09,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-10-08 16:00:09,961 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 16:00:09,962 INFO L512 BasicCegarLoop]: trace histogram [1, 1] [2021-10-08 16:00:09,962 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-08 16:00:09,962 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2021-10-08 16:00:09,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 16:00:09,963 INFO L82 PathProgramCache]: Analyzing trace with hash 62050, now seen corresponding path program 1 times [2021-10-08 16:00:09,963 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 16:00:09,963 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371684606] [2021-10-08 16:00:09,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:00:09,964 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 16:00:10,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:00:10,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 16:00:10,045 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 16:00:10,045 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371684606] [2021-10-08 16:00:10,045 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1371684606] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 16:00:10,045 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-08 16:00:10,046 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-10-08 16:00:10,046 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436336336] [2021-10-08 16:00:10,047 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-08 16:00:10,047 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 16:00:10,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-08 16:00:10,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-08 16:00:10,102 INFO L87 Difference]: Start difference. First operand 1538 states and 6483 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) [2021-10-08 16:00:10,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 16:00:10,185 INFO L93 Difference]: Finished difference Result 1534 states and 6475 transitions. [2021-10-08 16:00:10,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-08 16:00:10,186 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 2 [2021-10-08 16:00:10,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 16:00:10,205 INFO L225 Difference]: With dead ends: 1534 [2021-10-08 16:00:10,205 INFO L226 Difference]: Without dead ends: 1534 [2021-10-08 16:00:10,206 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-08 16:00:10,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1534 states. [2021-10-08 16:00:10,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1534 to 1534. [2021-10-08 16:00:10,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1534 states, 1342 states have (on average 4.8248882265275705) internal successors, (6475), 1533 states have internal predecessors, (6475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:10,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 1534 states and 6475 transitions. [2021-10-08 16:00:10,289 INFO L78 Accepts]: Start accepts. Automaton has 1534 states and 6475 transitions. Word has length 2 [2021-10-08 16:00:10,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 16:00:10,289 INFO L470 AbstractCegarLoop]: Abstraction has 1534 states and 6475 transitions. [2021-10-08 16:00:10,289 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:10,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 6475 transitions. [2021-10-08 16:00:10,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-08 16:00:10,290 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 16:00:10,290 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-10-08 16:00:10,290 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-08 16:00:10,291 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2021-10-08 16:00:10,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 16:00:10,293 INFO L82 PathProgramCache]: Analyzing trace with hash 1925970, now seen corresponding path program 1 times [2021-10-08 16:00:10,294 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 16:00:10,294 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773355960] [2021-10-08 16:00:10,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:00:10,296 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 16:00:10,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:00:10,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 16:00:10,374 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 16:00:10,375 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773355960] [2021-10-08 16:00:10,375 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773355960] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 16:00:10,375 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1337256020] [2021-10-08 16:00:10,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:00:10,376 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 16:00:10,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 16:00:10,388 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 16:00:10,400 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-08 16:00:10,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:00:10,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-08 16:00:10,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 16:00:10,539 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 16:00:10,540 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1337256020] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 16:00:10,540 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 16:00:10,541 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 2] total 2 [2021-10-08 16:00:10,541 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465246960] [2021-10-08 16:00:10,541 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-08 16:00:10,541 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 16:00:10,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-08 16:00:10,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-08 16:00:10,542 INFO L87 Difference]: Start difference. First operand 1534 states and 6475 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) [2021-10-08 16:00:10,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 16:00:10,777 INFO L93 Difference]: Finished difference Result 4580 states and 19391 transitions. [2021-10-08 16:00:10,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-08 16:00:10,778 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 [2021-10-08 16:00:10,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 16:00:10,850 INFO L225 Difference]: With dead ends: 4580 [2021-10-08 16:00:10,850 INFO L226 Difference]: Without dead ends: 4580 [2021-10-08 16:00:10,851 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.3ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-08 16:00:10,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4580 states. [2021-10-08 16:00:11,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4580 to 1538. [2021-10-08 16:00:11,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1538 states, 1346 states have (on average 4.816493313521545) internal successors, (6483), 1537 states have internal predecessors, (6483), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:11,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1538 states and 6483 transitions. [2021-10-08 16:00:11,021 INFO L78 Accepts]: Start accepts. Automaton has 1538 states and 6483 transitions. Word has length 3 [2021-10-08 16:00:11,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 16:00:11,021 INFO L470 AbstractCegarLoop]: Abstraction has 1538 states and 6483 transitions. [2021-10-08 16:00:11,022 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) [2021-10-08 16:00:11,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 6483 transitions. [2021-10-08 16:00:11,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-08 16:00:11,022 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 16:00:11,022 INFO L512 BasicCegarLoop]: trace histogram [2, 1, 1] [2021-10-08 16:00:11,065 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-08 16:00:11,238 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 [2021-10-08 16:00:11,239 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2021-10-08 16:00:11,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 16:00:11,240 INFO L82 PathProgramCache]: Analyzing trace with hash 59708978, now seen corresponding path program 2 times [2021-10-08 16:00:11,241 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 16:00:11,242 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509564322] [2021-10-08 16:00:11,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:00:11,243 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 16:00:11,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:00:11,301 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 16:00:11,302 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 16:00:11,302 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509564322] [2021-10-08 16:00:11,302 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1509564322] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 16:00:11,302 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1930509944] [2021-10-08 16:00:11,302 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-08 16:00:11,303 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 16:00:11,305 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 16:00:11,316 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 16:00:11,342 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-08 16:00:11,400 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-08 16:00:11,400 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-08 16:00:11,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-08 16:00:11,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 16:00:11,427 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-08 16:00:11,428 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1930509944] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 16:00:11,428 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-08 16:00:11,428 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [3] total 4 [2021-10-08 16:00:11,428 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381904256] [2021-10-08 16:00:11,429 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-08 16:00:11,430 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 16:00:11,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-08 16:00:11,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-10-08 16:00:11,431 INFO L87 Difference]: Start difference. First operand 1538 states and 6483 transitions. Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:11,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 16:00:11,485 INFO L93 Difference]: Finished difference Result 1534 states and 6479 transitions. [2021-10-08 16:00:11,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-08 16:00:11,485 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2021-10-08 16:00:11,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 16:00:11,513 INFO L225 Difference]: With dead ends: 1534 [2021-10-08 16:00:11,514 INFO L226 Difference]: Without dead ends: 1534 [2021-10-08 16:00:11,514 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 10.1ms TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-10-08 16:00:11,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1534 states. [2021-10-08 16:00:11,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1534 to 1526. [2021-10-08 16:00:11,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1526 states, 1338 states have (on average 4.83034379671151) internal successors, (6463), 1525 states have internal predecessors, (6463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:11,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1526 states and 6463 transitions. [2021-10-08 16:00:11,584 INFO L78 Accepts]: Start accepts. Automaton has 1526 states and 6463 transitions. Word has length 4 [2021-10-08 16:00:11,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 16:00:11,584 INFO L470 AbstractCegarLoop]: Abstraction has 1526 states and 6463 transitions. [2021-10-08 16:00:11,584 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:11,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 6463 transitions. [2021-10-08 16:00:11,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-08 16:00:11,585 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 16:00:11,585 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-08 16:00:11,618 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-10-08 16:00:11,798 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 16:00:11,798 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thread1Err4ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2021-10-08 16:00:11,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 16:00:11,800 INFO L82 PathProgramCache]: Analyzing trace with hash 892241243, now seen corresponding path program 1 times [2021-10-08 16:00:11,800 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 16:00:11,800 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260504665] [2021-10-08 16:00:11,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:00:11,801 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 16:00:11,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:00:12,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 16:00:12,014 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 16:00:12,015 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260504665] [2021-10-08 16:00:12,017 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [260504665] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 16:00:12,017 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-08 16:00:12,017 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-10-08 16:00:12,018 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60350141] [2021-10-08 16:00:12,018 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-08 16:00:12,018 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 16:00:12,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-08 16:00:12,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-08 16:00:12,019 INFO L87 Difference]: Start difference. First operand 1526 states and 6463 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:12,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 16:00:12,072 INFO L93 Difference]: Finished difference Result 2026 states and 8694 transitions. [2021-10-08 16:00:12,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-08 16:00:12,073 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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 7 [2021-10-08 16:00:12,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 16:00:12,097 INFO L225 Difference]: With dead ends: 2026 [2021-10-08 16:00:12,098 INFO L226 Difference]: Without dead ends: 2026 [2021-10-08 16:00:12,098 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-08 16:00:12,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2026 states. [2021-10-08 16:00:12,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2026 to 1696. [2021-10-08 16:00:12,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1696 states, 1508 states have (on average 4.995358090185676) internal successors, (7533), 1695 states have internal predecessors, (7533), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:12,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 1696 states and 7533 transitions. [2021-10-08 16:00:12,193 INFO L78 Accepts]: Start accepts. Automaton has 1696 states and 7533 transitions. Word has length 7 [2021-10-08 16:00:12,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 16:00:12,194 INFO L470 AbstractCegarLoop]: Abstraction has 1696 states and 7533 transitions. [2021-10-08 16:00:12,194 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:12,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 7533 transitions. [2021-10-08 16:00:12,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-08 16:00:12,195 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 16:00:12,195 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-08 16:00:12,195 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-08 16:00:12,195 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2021-10-08 16:00:12,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 16:00:12,196 INFO L82 PathProgramCache]: Analyzing trace with hash 892241185, now seen corresponding path program 1 times [2021-10-08 16:00:12,196 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 16:00:12,196 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811103363] [2021-10-08 16:00:12,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:00:12,197 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 16:00:12,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:00:12,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 16:00:12,388 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 16:00:12,388 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811103363] [2021-10-08 16:00:12,389 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1811103363] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 16:00:12,389 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-08 16:00:12,389 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-08 16:00:12,389 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853268635] [2021-10-08 16:00:12,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-08 16:00:12,390 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 16:00:12,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-08 16:00:12,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-08 16:00:12,391 INFO L87 Difference]: Start difference. First operand 1696 states and 7533 transitions. Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:12,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 16:00:12,601 INFO L93 Difference]: Finished difference Result 5249 states and 23027 transitions. [2021-10-08 16:00:12,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 16:00:12,602 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 7 [2021-10-08 16:00:12,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 16:00:12,644 INFO L225 Difference]: With dead ends: 5249 [2021-10-08 16:00:12,645 INFO L226 Difference]: Without dead ends: 5249 [2021-10-08 16:00:12,645 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 17.1ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-08 16:00:12,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5249 states. [2021-10-08 16:00:12,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5249 to 2044. [2021-10-08 16:00:12,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2044 states, 1856 states have (on average 5.311422413793103) internal successors, (9858), 2043 states have internal predecessors, (9858), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:12,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 2044 states and 9858 transitions. [2021-10-08 16:00:12,778 INFO L78 Accepts]: Start accepts. Automaton has 2044 states and 9858 transitions. Word has length 7 [2021-10-08 16:00:12,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 16:00:12,778 INFO L470 AbstractCegarLoop]: Abstraction has 2044 states and 9858 transitions. [2021-10-08 16:00:12,778 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:12,778 INFO L276 IsEmpty]: Start isEmpty. Operand 2044 states and 9858 transitions. [2021-10-08 16:00:12,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-08 16:00:12,779 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 16:00:12,780 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-08 16:00:12,780 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-08 16:00:12,780 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thread1Err4ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2021-10-08 16:00:12,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 16:00:12,781 INFO L82 PathProgramCache]: Analyzing trace with hash 1889677857, now seen corresponding path program 1 times [2021-10-08 16:00:12,781 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 16:00:12,782 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861651910] [2021-10-08 16:00:12,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:00:12,782 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 16:00:12,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:00:12,895 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-08 16:00:12,895 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 16:00:12,896 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861651910] [2021-10-08 16:00:12,896 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1861651910] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 16:00:12,896 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-08 16:00:12,896 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-08 16:00:12,896 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267112532] [2021-10-08 16:00:12,897 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-08 16:00:12,897 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 16:00:12,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-08 16:00:12,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-08 16:00:12,898 INFO L87 Difference]: Start difference. First operand 2044 states and 9858 transitions. Second operand has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:12,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 16:00:12,992 INFO L93 Difference]: Finished difference Result 3471 states and 16649 transitions. [2021-10-08 16:00:12,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 16:00:12,993 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-10-08 16:00:12,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 16:00:13,082 INFO L225 Difference]: With dead ends: 3471 [2021-10-08 16:00:13,083 INFO L226 Difference]: Without dead ends: 3471 [2021-10-08 16:00:13,084 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-08 16:00:13,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3471 states. [2021-10-08 16:00:13,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3471 to 2908. [2021-10-08 16:00:13,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2908 states, 2720 states have (on average 5.613970588235294) internal successors, (15270), 2907 states have internal predecessors, (15270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:13,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2908 states to 2908 states and 15270 transitions. [2021-10-08 16:00:13,230 INFO L78 Accepts]: Start accepts. Automaton has 2908 states and 15270 transitions. Word has length 8 [2021-10-08 16:00:13,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 16:00:13,230 INFO L470 AbstractCegarLoop]: Abstraction has 2908 states and 15270 transitions. [2021-10-08 16:00:13,230 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:13,230 INFO L276 IsEmpty]: Start isEmpty. Operand 2908 states and 15270 transitions. [2021-10-08 16:00:13,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-08 16:00:13,231 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 16:00:13,231 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-08 16:00:13,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-08 16:00:13,232 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2021-10-08 16:00:13,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 16:00:13,232 INFO L82 PathProgramCache]: Analyzing trace with hash 1889677798, now seen corresponding path program 1 times [2021-10-08 16:00:13,233 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 16:00:13,233 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399212544] [2021-10-08 16:00:13,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:00:13,233 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 16:00:13,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:00:13,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-08 16:00:13,309 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 16:00:13,309 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399212544] [2021-10-08 16:00:13,310 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399212544] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 16:00:13,310 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-08 16:00:13,310 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-08 16:00:13,310 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573953009] [2021-10-08 16:00:13,310 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-08 16:00:13,311 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 16:00:13,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-08 16:00:13,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-08 16:00:13,312 INFO L87 Difference]: Start difference. First operand 2908 states and 15270 transitions. Second operand has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:13,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 16:00:13,566 INFO L93 Difference]: Finished difference Result 4940 states and 25719 transitions. [2021-10-08 16:00:13,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-08 16:00:13,567 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-10-08 16:00:13,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 16:00:13,621 INFO L225 Difference]: With dead ends: 4940 [2021-10-08 16:00:13,622 INFO L226 Difference]: Without dead ends: 4940 [2021-10-08 16:00:13,622 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.0ms TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-08 16:00:13,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4940 states. [2021-10-08 16:00:13,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4940 to 4196. [2021-10-08 16:00:13,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4196 states, 4008 states have (on average 5.909680638722555) internal successors, (23686), 4195 states have internal predecessors, (23686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:13,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4196 states to 4196 states and 23686 transitions. [2021-10-08 16:00:13,928 INFO L78 Accepts]: Start accepts. Automaton has 4196 states and 23686 transitions. Word has length 8 [2021-10-08 16:00:13,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 16:00:13,928 INFO L470 AbstractCegarLoop]: Abstraction has 4196 states and 23686 transitions. [2021-10-08 16:00:13,929 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:13,929 INFO L276 IsEmpty]: Start isEmpty. Operand 4196 states and 23686 transitions. [2021-10-08 16:00:13,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-08 16:00:13,930 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 16:00:13,930 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-08 16:00:13,930 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-08 16:00:13,930 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting thread1Err10ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2021-10-08 16:00:13,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 16:00:13,931 INFO L82 PathProgramCache]: Analyzing trace with hash 1889677883, now seen corresponding path program 1 times [2021-10-08 16:00:13,931 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 16:00:13,931 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899765793] [2021-10-08 16:00:13,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:00:13,932 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 16:00:13,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:00:13,998 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-08 16:00:13,998 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 16:00:14,001 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899765793] [2021-10-08 16:00:14,001 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899765793] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 16:00:14,001 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-08 16:00:14,001 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-08 16:00:14,002 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496099717] [2021-10-08 16:00:14,002 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-08 16:00:14,002 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 16:00:14,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-08 16:00:14,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-08 16:00:14,004 INFO L87 Difference]: Start difference. First operand 4196 states and 23686 transitions. Second operand has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:14,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 16:00:14,185 INFO L93 Difference]: Finished difference Result 7814 states and 42205 transitions. [2021-10-08 16:00:14,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 16:00:14,186 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-10-08 16:00:14,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 16:00:14,260 INFO L225 Difference]: With dead ends: 7814 [2021-10-08 16:00:14,260 INFO L226 Difference]: Without dead ends: 7810 [2021-10-08 16:00:14,261 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-08 16:00:14,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7810 states. [2021-10-08 16:00:14,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7810 to 6666. [2021-10-08 16:00:14,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6666 states, 6478 states have (on average 5.974992281568385) internal successors, (38706), 6665 states have internal predecessors, (38706), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:14,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6666 states to 6666 states and 38706 transitions. [2021-10-08 16:00:14,821 INFO L78 Accepts]: Start accepts. Automaton has 6666 states and 38706 transitions. Word has length 8 [2021-10-08 16:00:14,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 16:00:14,822 INFO L470 AbstractCegarLoop]: Abstraction has 6666 states and 38706 transitions. [2021-10-08 16:00:14,822 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:14,822 INFO L276 IsEmpty]: Start isEmpty. Operand 6666 states and 38706 transitions. [2021-10-08 16:00:14,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-08 16:00:14,823 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 16:00:14,824 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-08 16:00:14,824 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-08 16:00:14,824 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting thread1Err10ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2021-10-08 16:00:14,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 16:00:14,825 INFO L82 PathProgramCache]: Analyzing trace with hash 2121719750, now seen corresponding path program 1 times [2021-10-08 16:00:14,825 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 16:00:14,825 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546579426] [2021-10-08 16:00:14,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:00:14,825 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 16:00:14,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:00:14,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-08 16:00:14,888 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 16:00:14,888 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546579426] [2021-10-08 16:00:14,888 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1546579426] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 16:00:14,888 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1896122454] [2021-10-08 16:00:14,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:00:14,889 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 16:00:14,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 16:00:14,890 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 16:00:14,897 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-08 16:00:14,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:00:14,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-08 16:00:15,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 16:00:15,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-08 16:00:15,029 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1896122454] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 16:00:15,029 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-08 16:00:15,029 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2021-10-08 16:00:15,030 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279746901] [2021-10-08 16:00:15,030 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-08 16:00:15,030 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 16:00:15,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-08 16:00:15,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-08 16:00:15,031 INFO L87 Difference]: Start difference. First operand 6666 states and 38706 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:15,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 16:00:15,113 INFO L93 Difference]: Finished difference Result 5654 states and 32326 transitions. [2021-10-08 16:00:15,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-08 16:00:15,114 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-10-08 16:00:15,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 16:00:15,255 INFO L225 Difference]: With dead ends: 5654 [2021-10-08 16:00:15,260 INFO L226 Difference]: Without dead ends: 5650 [2021-10-08 16:00:15,260 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 12.4ms TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-08 16:00:15,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5650 states. [2021-10-08 16:00:15,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5650 to 3166. [2021-10-08 16:00:15,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3166 states, 3059 states have (on average 5.640078457012096) internal successors, (17253), 3165 states have internal predecessors, (17253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:15,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3166 states to 3166 states and 17253 transitions. [2021-10-08 16:00:15,431 INFO L78 Accepts]: Start accepts. Automaton has 3166 states and 17253 transitions. Word has length 9 [2021-10-08 16:00:15,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 16:00:15,431 INFO L470 AbstractCegarLoop]: Abstraction has 3166 states and 17253 transitions. [2021-10-08 16:00:15,432 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:15,432 INFO L276 IsEmpty]: Start isEmpty. Operand 3166 states and 17253 transitions. [2021-10-08 16:00:15,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-08 16:00:15,434 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 16:00:15,434 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-08 16:00:15,470 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-10-08 16:00:15,649 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,4 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 16:00:15,650 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting thread1Err4ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2021-10-08 16:00:15,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 16:00:15,651 INFO L82 PathProgramCache]: Analyzing trace with hash -1581347070, now seen corresponding path program 1 times [2021-10-08 16:00:15,651 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 16:00:15,651 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711434824] [2021-10-08 16:00:15,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:00:15,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 16:00:15,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:00:15,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-08 16:00:15,717 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 16:00:15,717 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711434824] [2021-10-08 16:00:15,718 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [711434824] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 16:00:15,718 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [314912068] [2021-10-08 16:00:15,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:00:15,718 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 16:00:15,718 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 16:00:15,719 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 16:00:15,742 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-08 16:00:15,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:00:15,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-08 16:00:15,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 16:00:15,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-08 16:00:15,945 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [314912068] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 16:00:15,945 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-08 16:00:15,945 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2021-10-08 16:00:15,945 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726274286] [2021-10-08 16:00:15,946 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-08 16:00:15,948 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 16:00:15,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-08 16:00:15,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-08 16:00:15,949 INFO L87 Difference]: Start difference. First operand 3166 states and 17253 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:16,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 16:00:16,020 INFO L93 Difference]: Finished difference Result 2540 states and 13783 transitions. [2021-10-08 16:00:16,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-08 16:00:16,021 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-10-08 16:00:16,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 16:00:16,051 INFO L225 Difference]: With dead ends: 2540 [2021-10-08 16:00:16,052 INFO L226 Difference]: Without dead ends: 2536 [2021-10-08 16:00:16,052 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 13.4ms TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-08 16:00:16,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2536 states. [2021-10-08 16:00:16,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2536 to 1494. [2021-10-08 16:00:16,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1494 states, 1435 states have (on average 5.229965156794425) internal successors, (7505), 1493 states have internal predecessors, (7505), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:16,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 1494 states and 7505 transitions. [2021-10-08 16:00:16,176 INFO L78 Accepts]: Start accepts. Automaton has 1494 states and 7505 transitions. Word has length 9 [2021-10-08 16:00:16,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 16:00:16,176 INFO L470 AbstractCegarLoop]: Abstraction has 1494 states and 7505 transitions. [2021-10-08 16:00:16,177 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:16,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 7505 transitions. [2021-10-08 16:00:16,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-08 16:00:16,183 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 16:00:16,183 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-08 16:00:16,237 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-10-08 16:00:16,396 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-10-08 16:00:16,397 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2021-10-08 16:00:16,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 16:00:16,398 INFO L82 PathProgramCache]: Analyzing trace with hash -1549613007, now seen corresponding path program 1 times [2021-10-08 16:00:16,398 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 16:00:16,398 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62985608] [2021-10-08 16:00:16,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:00:16,399 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 16:00:16,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:00:16,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 16:00:16,441 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 16:00:16,441 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62985608] [2021-10-08 16:00:16,441 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62985608] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 16:00:16,442 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-08 16:00:16,442 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-10-08 16:00:16,442 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420120109] [2021-10-08 16:00:16,442 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-08 16:00:16,443 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 16:00:16,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-08 16:00:16,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-08 16:00:16,444 INFO L87 Difference]: Start difference. First operand 1494 states and 7505 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:16,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 16:00:16,478 INFO L93 Difference]: Finished difference Result 2040 states and 10272 transitions. [2021-10-08 16:00:16,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-08 16:00:16,479 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-10-08 16:00:16,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 16:00:16,494 INFO L225 Difference]: With dead ends: 2040 [2021-10-08 16:00:16,495 INFO L226 Difference]: Without dead ends: 2040 [2021-10-08 16:00:16,496 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-08 16:00:16,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2040 states. [2021-10-08 16:00:16,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2040 to 1772. [2021-10-08 16:00:16,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1772 states, 1713 states have (on average 5.3753648569760655) internal successors, (9208), 1771 states have internal predecessors, (9208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:16,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 1772 states and 9208 transitions. [2021-10-08 16:00:16,592 INFO L78 Accepts]: Start accepts. Automaton has 1772 states and 9208 transitions. Word has length 9 [2021-10-08 16:00:16,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 16:00:16,593 INFO L470 AbstractCegarLoop]: Abstraction has 1772 states and 9208 transitions. [2021-10-08 16:00:16,593 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:16,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 9208 transitions. [2021-10-08 16:00:16,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-08 16:00:16,594 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 16:00:16,595 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-08 16:00:16,595 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-08 16:00:16,595 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2021-10-08 16:00:16,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 16:00:16,596 INFO L82 PathProgramCache]: Analyzing trace with hash 1599853841, now seen corresponding path program 1 times [2021-10-08 16:00:16,596 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 16:00:16,596 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624070214] [2021-10-08 16:00:16,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:00:16,597 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 16:00:16,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:00:16,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-08 16:00:16,684 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 16:00:16,684 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624070214] [2021-10-08 16:00:16,684 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1624070214] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 16:00:16,685 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1188123914] [2021-10-08 16:00:16,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:00:16,685 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 16:00:16,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 16:00:16,687 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 16:00:16,711 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-10-08 16:00:16,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:00:16,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-08 16:00:16,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 16:00:16,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-08 16:00:16,880 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1188123914] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 16:00:16,880 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-08 16:00:16,880 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2021-10-08 16:00:16,881 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781067443] [2021-10-08 16:00:16,881 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-08 16:00:16,881 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 16:00:16,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-08 16:00:16,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-08 16:00:16,883 INFO L87 Difference]: Start difference. First operand 1772 states and 9208 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:16,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 16:00:16,909 INFO L93 Difference]: Finished difference Result 1414 states and 7279 transitions. [2021-10-08 16:00:16,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-08 16:00:16,910 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-10-08 16:00:16,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 16:00:16,920 INFO L225 Difference]: With dead ends: 1414 [2021-10-08 16:00:16,920 INFO L226 Difference]: Without dead ends: 1410 [2021-10-08 16:00:16,920 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 14.2ms TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-08 16:00:16,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1410 states. [2021-10-08 16:00:16,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1410 to 836. [2021-10-08 16:00:16,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 836 states, 805 states have (on average 4.898136645962733) internal successors, (3943), 835 states have internal predecessors, (3943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:16,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 836 states and 3943 transitions. [2021-10-08 16:00:16,959 INFO L78 Accepts]: Start accepts. Automaton has 836 states and 3943 transitions. Word has length 9 [2021-10-08 16:00:16,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 16:00:16,959 INFO L470 AbstractCegarLoop]: Abstraction has 836 states and 3943 transitions. [2021-10-08 16:00:16,959 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:16,959 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 3943 transitions. [2021-10-08 16:00:16,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-08 16:00:16,960 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 16:00:16,960 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-08 16:00:16,999 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-10-08 16:00:17,176 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,6 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 16:00:17,177 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2021-10-08 16:00:17,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 16:00:17,179 INFO L82 PathProgramCache]: Analyzing trace with hash -861695146, now seen corresponding path program 1 times [2021-10-08 16:00:17,179 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 16:00:17,179 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727056002] [2021-10-08 16:00:17,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:00:17,180 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 16:00:17,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:00:17,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-08 16:00:17,239 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 16:00:17,239 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727056002] [2021-10-08 16:00:17,239 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1727056002] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 16:00:17,239 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-08 16:00:17,239 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-10-08 16:00:17,240 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819876059] [2021-10-08 16:00:17,240 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-08 16:00:17,240 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 16:00:17,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-08 16:00:17,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-08 16:00:17,241 INFO L87 Difference]: Start difference. First operand 836 states and 3943 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:17,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 16:00:17,283 INFO L93 Difference]: Finished difference Result 1026 states and 4776 transitions. [2021-10-08 16:00:17,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-08 16:00:17,283 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-10-08 16:00:17,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 16:00:17,289 INFO L225 Difference]: With dead ends: 1026 [2021-10-08 16:00:17,290 INFO L226 Difference]: Without dead ends: 1022 [2021-10-08 16:00:17,290 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-08 16:00:17,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1022 states. [2021-10-08 16:00:17,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1022 to 808. [2021-10-08 16:00:17,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 808 states, 777 states have (on average 4.962676962676962) internal successors, (3856), 807 states have internal predecessors, (3856), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:17,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 808 states and 3856 transitions. [2021-10-08 16:00:17,320 INFO L78 Accepts]: Start accepts. Automaton has 808 states and 3856 transitions. Word has length 9 [2021-10-08 16:00:17,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 16:00:17,320 INFO L470 AbstractCegarLoop]: Abstraction has 808 states and 3856 transitions. [2021-10-08 16:00:17,321 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:17,321 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 3856 transitions. [2021-10-08 16:00:17,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-08 16:00:17,321 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 16:00:17,321 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-08 16:00:17,321 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-08 16:00:17,322 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2021-10-08 16:00:17,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 16:00:17,322 INFO L82 PathProgramCache]: Analyzing trace with hash -793361273, now seen corresponding path program 1 times [2021-10-08 16:00:17,322 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 16:00:17,322 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153128519] [2021-10-08 16:00:17,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:00:17,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 16:00:17,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:00:17,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-08 16:00:17,365 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 16:00:17,365 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153128519] [2021-10-08 16:00:17,365 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153128519] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 16:00:17,365 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-08 16:00:17,366 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-08 16:00:17,366 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883363418] [2021-10-08 16:00:17,366 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-08 16:00:17,366 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 16:00:17,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-08 16:00:17,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-08 16:00:17,367 INFO L87 Difference]: Start difference. First operand 808 states and 3856 transitions. Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:17,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 16:00:17,461 INFO L93 Difference]: Finished difference Result 1021 states and 4834 transitions. [2021-10-08 16:00:17,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-08 16:00:17,462 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-10-08 16:00:17,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 16:00:17,467 INFO L225 Difference]: With dead ends: 1021 [2021-10-08 16:00:17,467 INFO L226 Difference]: Without dead ends: 809 [2021-10-08 16:00:17,468 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.4ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-08 16:00:17,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 809 states. [2021-10-08 16:00:17,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 809 to 809. [2021-10-08 16:00:17,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 809 states, 778 states have (on average 4.9575835475578405) internal successors, (3857), 808 states have internal predecessors, (3857), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:17,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 809 states and 3857 transitions. [2021-10-08 16:00:17,497 INFO L78 Accepts]: Start accepts. Automaton has 809 states and 3857 transitions. Word has length 10 [2021-10-08 16:00:17,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 16:00:17,497 INFO L470 AbstractCegarLoop]: Abstraction has 809 states and 3857 transitions. [2021-10-08 16:00:17,497 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:17,497 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 3857 transitions. [2021-10-08 16:00:17,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-08 16:00:17,498 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 16:00:17,498 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-08 16:00:17,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-08 16:00:17,498 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2021-10-08 16:00:17,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 16:00:17,499 INFO L82 PathProgramCache]: Analyzing trace with hash -1302358617, now seen corresponding path program 1 times [2021-10-08 16:00:17,499 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 16:00:17,499 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103166272] [2021-10-08 16:00:17,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:00:17,500 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 16:00:17,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:00:17,549 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-08 16:00:17,550 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 16:00:17,550 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103166272] [2021-10-08 16:00:17,550 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103166272] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 16:00:17,550 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [933080728] [2021-10-08 16:00:17,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 16:00:17,551 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 16:00:17,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 16:00:17,552 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 16:00:17,554 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-10-08 16:00:17,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 16:00:17,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-08 16:00:17,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 16:00:17,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-08 16:00:17,686 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [933080728] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 16:00:17,687 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-08 16:00:17,687 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [3] total 4 [2021-10-08 16:00:17,687 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307239751] [2021-10-08 16:00:17,687 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-08 16:00:17,687 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 16:00:17,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-08 16:00:17,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-08 16:00:17,688 INFO L87 Difference]: Start difference. First operand 809 states and 3857 transitions. Second operand has 3 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:17,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 16:00:17,710 INFO L93 Difference]: Finished difference Result 215 states and 980 transitions. [2021-10-08 16:00:17,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-08 16:00:17,711 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-10-08 16:00:17,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 16:00:17,711 INFO L225 Difference]: With dead ends: 215 [2021-10-08 16:00:17,711 INFO L226 Difference]: Without dead ends: 0 [2021-10-08 16:00:17,712 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 11.0ms TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-08 16:00:17,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-08 16:00:17,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-08 16:00:17,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:17,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-08 16:00:17,713 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 11 [2021-10-08 16:00:17,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 16:00:17,713 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-08 16:00:17,713 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 16:00:17,713 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-08 16:00:17,714 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-08 16:00:17,717 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,718 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,718 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,718 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,718 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,718 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,718 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,719 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,719 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,719 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,719 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,719 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,720 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,720 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,720 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,720 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,720 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,720 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,721 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,721 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,721 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,721 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,721 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,722 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,722 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,722 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,722 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,722 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,723 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-08 16:00:17,723 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-08 16:00:17,723 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION [2021-10-08 16:00:17,723 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATION [2021-10-08 16:00:17,723 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,723 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,724 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,724 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,724 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,724 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,724 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,724 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,725 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,725 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,725 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,725 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,725 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,725 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,726 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,726 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,726 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,726 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,726 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,726 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,727 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,727 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,727 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,727 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,727 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,728 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,728 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,728 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-08 16:00:17,768 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-10-08 16:00:17,941 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-10-08 16:00:17,952 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-08 16:00:17,952 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-08 16:00:17,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.10 04:00:17 BasicIcfg [2021-10-08 16:00:17,955 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-08 16:00:17,956 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-08 16:00:17,956 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-08 16:00:17,956 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-08 16:00:17,957 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 03:59:46" (3/4) ... [2021-10-08 16:00:17,960 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-08 16:00:17,966 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2021-10-08 16:00:17,966 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2021-10-08 16:00:17,966 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2021-10-08 16:00:17,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2021-10-08 16:00:17,984 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2021-10-08 16:00:17,984 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-08 16:00:17,985 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-08 16:00:17,986 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-08 16:00:18,077 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/weaver/popl20-bad-commit-2.wvr-bad.c-witness.graphml [2021-10-08 16:00:18,077 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-08 16:00:18,080 INFO L168 Benchmark]: Toolchain (without parser) took 33693.30 ms. Allocated memory was 151.0 MB in the beginning and 851.4 MB in the end (delta: 700.4 MB). Free memory was 126.1 MB in the beginning and 602.4 MB in the end (delta: -476.3 MB). Peak memory consumption was 225.2 MB. Max. memory is 8.0 GB. [2021-10-08 16:00:18,080 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory is still 122.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-08 16:00:18,081 INFO L168 Benchmark]: CACSL2BoogieTranslator took 362.88 ms. Allocated memory is still 151.0 MB. Free memory was 125.7 MB in the beginning and 112.7 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-10-08 16:00:18,081 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.36 ms. Allocated memory is still 151.0 MB. Free memory was 112.7 MB in the beginning and 109.3 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-10-08 16:00:18,082 INFO L168 Benchmark]: Boogie Preprocessor took 56.75 ms. Allocated memory is still 151.0 MB. Free memory was 109.3 MB in the beginning and 106.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-08 16:00:18,082 INFO L168 Benchmark]: RCFGBuilder took 2057.80 ms. Allocated memory is still 151.0 MB. Free memory was 106.8 MB in the beginning and 63.6 MB in the end (delta: 43.2 MB). Peak memory consumption was 44.7 MB. Max. memory is 8.0 GB. [2021-10-08 16:00:18,082 INFO L168 Benchmark]: TraceAbstraction took 30981.88 ms. Allocated memory was 151.0 MB in the beginning and 851.4 MB in the end (delta: 700.4 MB). Free memory was 63.1 MB in the beginning and 608.2 MB in the end (delta: -545.1 MB). Peak memory consumption was 155.4 MB. Max. memory is 8.0 GB. [2021-10-08 16:00:18,083 INFO L168 Benchmark]: Witness Printer took 121.15 ms. Allocated memory is still 851.4 MB. Free memory was 608.2 MB in the beginning and 602.4 MB in the end (delta: 5.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. [2021-10-08 16:00:18,085 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory is still 122.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 362.88 ms. Allocated memory is still 151.0 MB. Free memory was 125.7 MB in the beginning and 112.7 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 91.36 ms. Allocated memory is still 151.0 MB. Free memory was 112.7 MB in the beginning and 109.3 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 56.75 ms. Allocated memory is still 151.0 MB. Free memory was 109.3 MB in the beginning and 106.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2057.80 ms. Allocated memory is still 151.0 MB. Free memory was 106.8 MB in the beginning and 63.6 MB in the end (delta: 43.2 MB). Peak memory consumption was 44.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 30981.88 ms. Allocated memory was 151.0 MB in the beginning and 851.4 MB in the end (delta: 700.4 MB). Free memory was 63.1 MB in the beginning and 608.2 MB in the end (delta: -545.1 MB). Peak memory consumption was 155.4 MB. Max. memory is 8.0 GB. * Witness Printer took 121.15 ms. Allocated memory is still 851.4 MB. Free memory was 608.2 MB in the beginning and 602.4 MB in the end (delta: 5.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 21154.7ms, 341 PlacesBefore, 74 PlacesAfterwards, 365 TransitionsBefore, 69 TransitionsAfterwards, 8592 CoEnabledTransitionPairs, 7 FixpointIterations, 230 TrivialSequentialCompositions, 135 ConcurrentSequentialCompositions, 38 TrivialYvCompositions, 12 ConcurrentYvCompositions, 29 ChoiceCompositions, 444 TotalNumberOfCompositions, 11650 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 10618, positive: 10576, positive conditional: 0, positive unconditional: 10576, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4633, positive: 4620, positive conditional: 0, positive unconditional: 4620, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4633, positive: 4620, positive conditional: 0, positive unconditional: 4620, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 13, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 52, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 52, negative conditional: 0, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10618, positive: 5956, positive conditional: 0, positive unconditional: 5956, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 4633, unknown conditional: 0, unknown unconditional: 4633] , Statistics on independence cache: Total cache size (in pairs): 251, Positive cache size: 248, Positive conditional cache size: 0, Positive unconditional cache size: 248, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3 - 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 - PositiveResult [Line: 57]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 57]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 64]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 64]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 71]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 71]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 78]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 78]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 85]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 85]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 92]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 92]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 107]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 107]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 114]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 114]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 129]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 129]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 136]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 136]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 216]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 216]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 216]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 216]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 216]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 216]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 216]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 216]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 151]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 151]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 158]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 158]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 405 locations, 60 error locations. Started 1 CEGAR loops. OverallTime: 30662.4ms, OverallIterations: 16, TraceHistogramMax: 2, EmptinessCheckTime: 74.7ms, AutomataDifference: 2560.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 21654.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 559 SDtfs, 728 SDslu, 492 SDs, 0 SdLazy, 276 SolverSat, 127 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 540.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 83 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 131.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=7774occurred in iteration=0, InterpolantAutomatonStates: 57, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 2306.4ms AutomataMinimizationTime, 16 MinimizatonAttempts, 15139 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 214.9ms SsaConstructionTime, 790.3ms SatisfiabilityAnalysisTime, 1051.5ms InterpolantComputationTime, 160 NumberOfCodeBlocks, 158 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 138 ConstructedInterpolants, 0 QuantifiedInterpolants, 452 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1314 ConjunctsInSsa, 29 ConjunctsInUnsatCore, 22 InterpolantComputations, 15 PerfectInterpolantSequences, 21/30 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 - AllSpecificationsHoldResult: All specifications hold 32 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-10-08 16:00:18,147 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...