/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-more/buffer-series.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-8c2bbc9 [2021-10-06 16:24:02,445 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-06 16:24:02,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-06 16:24:02,484 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-06 16:24:02,485 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-06 16:24:02,486 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-06 16:24:02,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-06 16:24:02,490 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-06 16:24:02,493 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-06 16:24:02,494 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-06 16:24:02,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-06 16:24:02,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-06 16:24:02,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-06 16:24:02,498 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-06 16:24:02,500 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-06 16:24:02,513 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-06 16:24:02,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-06 16:24:02,521 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-06 16:24:02,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-06 16:24:02,528 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-06 16:24:02,534 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-06 16:24:02,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-06 16:24:02,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-06 16:24:02,537 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-06 16:24:02,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-06 16:24:02,546 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-06 16:24:02,552 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-06 16:24:02,553 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-06 16:24:02,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-06 16:24:02,556 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-06 16:24:02,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-06 16:24:02,557 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-06 16:24:02,559 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-06 16:24:02,560 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-06 16:24:02,562 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-06 16:24:02,562 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-06 16:24:02,563 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-06 16:24:02,564 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-06 16:24:02,564 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-06 16:24:02,565 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-06 16:24:02,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-06 16:24:02,567 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-10-06 16:24:02,618 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-06 16:24:02,618 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-06 16:24:02,619 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-06 16:24:02,619 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-06 16:24:02,623 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-06 16:24:02,624 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-06 16:24:02,624 INFO L138 SettingsManager]: * Use SBE=true [2021-10-06 16:24:02,624 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-06 16:24:02,624 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-06 16:24:02,625 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-06 16:24:02,626 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-06 16:24:02,626 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-06 16:24:02,626 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-06 16:24:02,626 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-06 16:24:02,627 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-06 16:24:02,627 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-06 16:24:02,627 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-06 16:24:02,627 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-06 16:24:02,627 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-06 16:24:02,627 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-06 16:24:02,628 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-06 16:24:02,628 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-06 16:24:02,628 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-06 16:24:02,628 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-06 16:24:02,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-06 16:24:02,629 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-06 16:24:02,629 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-06 16:24:02,629 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-06 16:24:02,629 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-06 16:24:02,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-06 16:24:02,630 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-06 16:24:02,630 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-06 16:24:02,630 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-06 16:24:03,020 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-06 16:24:03,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-06 16:24:03,073 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-06 16:24:03,075 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-06 16:24:03,075 INFO L275 PluginConnector]: CDTParser initialized [2021-10-06 16:24:03,077 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-more/buffer-series.wvr.c [2021-10-06 16:24:03,161 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b5102d134/2795c852958b49aa8d058050dd777243/FLAGc2dac7941 [2021-10-06 16:24:03,960 INFO L306 CDTParser]: Found 1 translation units. [2021-10-06 16:24:03,960 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/popl20-more/buffer-series.wvr.c [2021-10-06 16:24:03,969 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b5102d134/2795c852958b49aa8d058050dd777243/FLAGc2dac7941 [2021-10-06 16:24:04,289 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b5102d134/2795c852958b49aa8d058050dd777243 [2021-10-06 16:24:04,292 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-06 16:24:04,300 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-06 16:24:04,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-06 16:24:04,302 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-06 16:24:04,314 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-06 16:24:04,315 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.10 04:24:04" (1/1) ... [2021-10-06 16:24:04,316 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37c9ed76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:24:04, skipping insertion in model container [2021-10-06 16:24:04,316 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.10 04:24:04" (1/1) ... [2021-10-06 16:24:04,325 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-06 16:24:04,348 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-06 16:24:04,523 WARN L612 FunctionHandler]: implicit declaration of function assume [2021-10-06 16:24:04,555 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-more/buffer-series.wvr.c[3292,3305] [2021-10-06 16:24:04,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-06 16:24:04,584 INFO L203 MainTranslator]: Completed pre-run [2021-10-06 16:24:04,627 WARN L612 FunctionHandler]: implicit declaration of function assume [2021-10-06 16:24:04,655 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-more/buffer-series.wvr.c[3292,3305] [2021-10-06 16:24:04,665 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-06 16:24:04,693 INFO L208 MainTranslator]: Completed translation [2021-10-06 16:24:04,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:24:04 WrapperNode [2021-10-06 16:24:04,694 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-06 16:24:04,696 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-06 16:24:04,696 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-06 16:24:04,696 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-06 16:24:04,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:24:04" (1/1) ... [2021-10-06 16:24:04,734 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:24:04" (1/1) ... [2021-10-06 16:24:04,773 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-06 16:24:04,774 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-06 16:24:04,774 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-06 16:24:04,774 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-06 16:24:04,784 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:24:04" (1/1) ... [2021-10-06 16:24:04,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:24:04" (1/1) ... [2021-10-06 16:24:04,790 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:24:04" (1/1) ... [2021-10-06 16:24:04,791 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:24:04" (1/1) ... [2021-10-06 16:24:04,802 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:24:04" (1/1) ... [2021-10-06 16:24:04,809 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:24:04" (1/1) ... [2021-10-06 16:24:04,812 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:24:04" (1/1) ... [2021-10-06 16:24:04,817 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-06 16:24:04,818 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-06 16:24:04,819 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-06 16:24:04,819 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-06 16:24:04,820 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:24:04" (1/1) ... [2021-10-06 16:24:04,829 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-06 16:24:04,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-06 16:24:04,894 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) [2021-10-06 16:24:04,916 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 [2021-10-06 16:24:04,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-06 16:24:04,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-06 16:24:04,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-06 16:24:04,975 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-06 16:24:04,975 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-06 16:24:04,976 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-06 16:24:04,976 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-06 16:24:04,977 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-06 16:24:04,978 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-06 16:24:04,979 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-10-06 16:24:04,979 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-10-06 16:24:04,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-06 16:24:04,980 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-06 16:24:04,980 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-06 16:24:04,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-06 16:24:04,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-06 16:24:04,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-06 16:24:04,981 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2021-10-06 16:24:04,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-06 16:24:04,983 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-06 16:24:06,291 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-06 16:24:06,291 INFO L299 CfgBuilder]: Removed 37 assume(true) statements. [2021-10-06 16:24:06,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 04:24:06 BoogieIcfgContainer [2021-10-06 16:24:06,296 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-06 16:24:06,301 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-06 16:24:06,301 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-06 16:24:06,305 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-06 16:24:06,306 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.10 04:24:04" (1/3) ... [2021-10-06 16:24:06,307 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49ef226e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.10 04:24:06, skipping insertion in model container [2021-10-06 16:24:06,307 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:24:04" (2/3) ... [2021-10-06 16:24:06,307 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49ef226e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.10 04:24:06, skipping insertion in model container [2021-10-06 16:24:06,308 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 04:24:06" (3/3) ... [2021-10-06 16:24:06,309 INFO L111 eAbstractionObserver]: Analyzing ICFG buffer-series.wvr.c [2021-10-06 16:24:06,316 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-06 16:24:06,317 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-06 16:24:06,317 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2021-10-06 16:24:06,317 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-06 16:24:06,382 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,383 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,383 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,383 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,383 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,384 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,384 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,384 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,384 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,384 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,385 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,385 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,385 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,386 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,386 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,386 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,386 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,386 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,387 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,388 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,389 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,389 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,389 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,389 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,390 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,391 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,391 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,392 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,392 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,392 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,392 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,393 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,393 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,393 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,393 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,393 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,398 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,398 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,398 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,398 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,399 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,399 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,399 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,399 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,403 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,403 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,404 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,404 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,405 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,405 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,405 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,405 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,406 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,406 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,406 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,407 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,407 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,407 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,408 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,408 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,409 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,409 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,409 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,409 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,409 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,410 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,410 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,410 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,411 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,411 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,411 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,411 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,411 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,411 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,412 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,412 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,412 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,412 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,412 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,413 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,413 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,413 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,414 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,416 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,416 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,417 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,418 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,418 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,426 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,431 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,432 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,432 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,433 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,433 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,433 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,433 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,434 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,434 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,434 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,435 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,435 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,436 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,436 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,436 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,436 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,437 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,437 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,437 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,437 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,437 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,438 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,438 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,438 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,438 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,440 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,441 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,441 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,441 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,441 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,441 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,442 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,442 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,442 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,442 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,442 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,442 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,443 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,443 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,443 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,443 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,443 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,443 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,444 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,445 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,445 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,445 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,445 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,445 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,446 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,446 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,446 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,446 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,446 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,446 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,447 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,447 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,447 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,447 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,447 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,447 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,454 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,454 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,455 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,457 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,457 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,459 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,460 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,460 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,460 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,460 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,460 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,461 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,461 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,462 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,462 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,463 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,463 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,463 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,463 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,465 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,465 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,465 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,465 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,466 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,466 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,466 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,466 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:24:06,475 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-10-06 16:24:06,533 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-06 16:24:06,541 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 [2021-10-06 16:24:06,542 INFO L340 AbstractCegarLoop]: Starting to check reachability of 52 error locations. [2021-10-06 16:24:06,565 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-10-06 16:24:06,578 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 243 places, 249 transitions, 530 flow [2021-10-06 16:24:06,582 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 243 places, 249 transitions, 530 flow [2021-10-06 16:24:06,584 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 243 places, 249 transitions, 530 flow [2021-10-06 16:24:06,724 INFO L129 PetriNetUnfolder]: 19/245 cut-off events. [2021-10-06 16:24:06,724 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-10-06 16:24:06,734 INFO L84 FinitePrefix]: Finished finitePrefix Result has 262 conditions, 245 events. 19/245 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 206 event pairs, 0 based on Foata normal form. 0/196 useless extension candidates. Maximal degree in co-relation 211. Up to 2 conditions per place. [2021-10-06 16:24:06,742 INFO L116 LiptonReduction]: Number of co-enabled transitions 2532 [2021-10-06 16:24:21,357 INFO L131 LiptonReduction]: Checked pairs total: 10403 [2021-10-06 16:24:21,357 INFO L133 LiptonReduction]: Total number of compositions: 241 [2021-10-06 16:24:21,368 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 75 places, 69 transitions, 170 flow [2021-10-06 16:24:21,837 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 8199 states, 7313 states have (on average 4.862573499247914) internal successors, (35560), 8198 states have internal predecessors, (35560), 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) [2021-10-06 16:24:21,927 INFO L276 IsEmpty]: Start isEmpty. Operand has 8199 states, 7313 states have (on average 4.862573499247914) internal successors, (35560), 8198 states have internal predecessors, (35560), 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) [2021-10-06 16:24:21,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2021-10-06 16:24:21,933 INFO L504 BasicCegarLoop]: Found error trace [2021-10-06 16:24:21,934 INFO L512 BasicCegarLoop]: trace histogram [1] [2021-10-06 16:24:21,934 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 49 more)] === [2021-10-06 16:24:21,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 16:24:21,941 INFO L82 PathProgramCache]: Analyzing trace with hash 1097, now seen corresponding path program 1 times [2021-10-06 16:24:21,953 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 16:24:21,953 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347465451] [2021-10-06 16:24:21,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 16:24:21,955 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 16:24:22,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 16:24:22,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-06 16:24:22,074 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 16:24:22,074 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347465451] [2021-10-06 16:24:22,075 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347465451] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-06 16:24:22,075 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-06 16:24:22,076 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2021-10-06 16:24:22,078 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120003097] [2021-10-06 16:24:22,083 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-06 16:24:22,084 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 16:24:22,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-06 16:24:22,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-06 16:24:22,130 INFO L87 Difference]: Start difference. First operand has 8199 states, 7313 states have (on average 4.862573499247914) internal successors, (35560), 8198 states have internal predecessors, (35560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 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) [2021-10-06 16:24:22,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-06 16:24:22,278 INFO L93 Difference]: Finished difference Result 5586 states and 24098 transitions. [2021-10-06 16:24:22,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 16:24:22,279 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 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 1 [2021-10-06 16:24:22,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-06 16:24:22,385 INFO L225 Difference]: With dead ends: 5586 [2021-10-06 16:24:22,385 INFO L226 Difference]: Without dead ends: 5586 [2021-10-06 16:24:22,387 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-06 16:24:22,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5586 states. [2021-10-06 16:24:22,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5586 to 5586. [2021-10-06 16:24:22,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5586 states, 5098 states have (on average 4.72695174578266) internal successors, (24098), 5585 states have internal predecessors, (24098), 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) [2021-10-06 16:24:22,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5586 states to 5586 states and 24098 transitions. [2021-10-06 16:24:22,947 INFO L78 Accepts]: Start accepts. Automaton has 5586 states and 24098 transitions. Word has length 1 [2021-10-06 16:24:22,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-06 16:24:22,948 INFO L470 AbstractCegarLoop]: Abstraction has 5586 states and 24098 transitions. [2021-10-06 16:24:22,949 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 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) [2021-10-06 16:24:22,949 INFO L276 IsEmpty]: Start isEmpty. Operand 5586 states and 24098 transitions. [2021-10-06 16:24:22,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2021-10-06 16:24:22,950 INFO L504 BasicCegarLoop]: Found error trace [2021-10-06 16:24:22,950 INFO L512 BasicCegarLoop]: trace histogram [1] [2021-10-06 16:24:22,950 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-06 16:24:22,950 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 49 more)] === [2021-10-06 16:24:22,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 16:24:22,952 INFO L82 PathProgramCache]: Analyzing trace with hash 1098, now seen corresponding path program 1 times [2021-10-06 16:24:22,952 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 16:24:22,952 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130135200] [2021-10-06 16:24:22,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 16:24:22,953 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 16:24:23,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-06 16:24:23,055 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-06 16:24:23,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-06 16:24:23,146 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-06 16:24:23,146 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-06 16:24:23,148 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,150 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,153 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,154 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,154 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,154 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,154 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,155 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,155 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,156 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,156 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,156 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,158 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,159 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,159 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,160 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,160 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,160 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,160 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,161 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,161 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,162 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,162 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,163 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,163 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,163 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,163 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-06 16:24:23,164 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-06 16:24:23,164 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION [2021-10-06 16:24:23,164 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION [2021-10-06 16:24:23,165 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,165 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,165 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,167 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,171 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,171 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,171 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,172 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,172 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,173 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,173 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,173 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,173 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,173 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,174 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,174 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,174 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,175 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,175 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,175 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,175 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,176 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:24:23,176 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-06 16:24:23,185 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-06 16:24:23,186 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-06 16:24:23,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.10 04:24:23 BasicIcfg [2021-10-06 16:24:23,215 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-06 16:24:23,216 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-06 16:24:23,216 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-06 16:24:23,216 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-06 16:24:23,217 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 04:24:06" (3/4) ... [2021-10-06 16:24:23,219 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-06 16:24:23,263 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/weaver/popl20-more/buffer-series.wvr.c-witness.graphml [2021-10-06 16:24:23,263 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-06 16:24:23,266 INFO L168 Benchmark]: Toolchain (without parser) took 18970.92 ms. Allocated memory was 174.1 MB in the beginning and 260.0 MB in the end (delta: 86.0 MB). Free memory was 148.0 MB in the beginning and 145.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 88.7 MB. Max. memory is 8.0 GB. [2021-10-06 16:24:23,266 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 174.1 MB. Free memory is still 146.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-06 16:24:23,267 INFO L168 Benchmark]: CACSL2BoogieTranslator took 393.36 ms. Allocated memory is still 174.1 MB. Free memory was 147.7 MB in the beginning and 135.8 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-10-06 16:24:23,267 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.37 ms. Allocated memory is still 174.1 MB. Free memory was 135.7 MB in the beginning and 133.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-06 16:24:23,268 INFO L168 Benchmark]: Boogie Preprocessor took 43.61 ms. Allocated memory is still 174.1 MB. Free memory was 133.3 MB in the beginning and 131.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-06 16:24:23,269 INFO L168 Benchmark]: RCFGBuilder took 1478.18 ms. Allocated memory is still 174.1 MB. Free memory was 131.4 MB in the beginning and 120.9 MB in the end (delta: 10.5 MB). Peak memory consumption was 13.4 MB. Max. memory is 8.0 GB. [2021-10-06 16:24:23,270 INFO L168 Benchmark]: TraceAbstraction took 16913.96 ms. Allocated memory was 174.1 MB in the beginning and 260.0 MB in the end (delta: 86.0 MB). Free memory was 120.4 MB in the beginning and 147.8 MB in the end (delta: -27.5 MB). Peak memory consumption was 58.5 MB. Max. memory is 8.0 GB. [2021-10-06 16:24:23,270 INFO L168 Benchmark]: Witness Printer took 47.79 ms. Allocated memory is still 260.0 MB. Free memory was 147.3 MB in the beginning and 145.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-10-06 16:24:23,274 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 174.1 MB. Free memory is still 146.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 393.36 ms. Allocated memory is still 174.1 MB. Free memory was 147.7 MB in the beginning and 135.8 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 77.37 ms. Allocated memory is still 174.1 MB. Free memory was 135.7 MB in the beginning and 133.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 43.61 ms. Allocated memory is still 174.1 MB. Free memory was 133.3 MB in the beginning and 131.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1478.18 ms. Allocated memory is still 174.1 MB. Free memory was 131.4 MB in the beginning and 120.9 MB in the end (delta: 10.5 MB). Peak memory consumption was 13.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 16913.96 ms. Allocated memory was 174.1 MB in the beginning and 260.0 MB in the end (delta: 86.0 MB). Free memory was 120.4 MB in the beginning and 147.8 MB in the end (delta: -27.5 MB). Peak memory consumption was 58.5 MB. Max. memory is 8.0 GB. * Witness Printer took 47.79 ms. Allocated memory is still 260.0 MB. Free memory was 147.3 MB in the beginning and 145.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 14775.5ms, 243 PlacesBefore, 75 PlacesAfterwards, 249 TransitionsBefore, 69 TransitionsAfterwards, 2532 CoEnabledTransitionPairs, 8 FixpointIterations, 181 TrivialSequentialCompositions, 30 ConcurrentSequentialCompositions, 10 TrivialYvCompositions, 8 ConcurrentYvCompositions, 12 ChoiceCompositions, 241 TotalNumberOfCompositions, 10403 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 5137, positive: 4890, positive conditional: 0, positive unconditional: 4890, negative: 247, negative conditional: 0, negative unconditional: 247, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1484, positive: 1456, positive conditional: 0, positive unconditional: 1456, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1484, positive: 1435, positive conditional: 0, positive unconditional: 1435, negative: 49, negative conditional: 0, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 21, positive conditional: 0, positive unconditional: 21, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 154, positive: 35, positive conditional: 0, positive unconditional: 35, negative: 119, negative conditional: 0, negative unconditional: 119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 5137, positive: 3434, positive conditional: 0, positive unconditional: 3434, negative: 219, negative conditional: 0, negative unconditional: 219, unknown: 1484, unknown conditional: 0, unknown unconditional: 1484] , Statistics on independence cache: Total cache size (in pairs): 455, Positive cache size: 439, Positive conditional cache size: 0, Positive unconditional cache size: 439, Negative cache size: 16, Negative conditional cache size: 0, Negative unconditional cache size: 16 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 122]: integer overflow possible integer overflow possible We found a FailurePath: [L38] int *q1, *q2, *f; [L39] int q1_front, q1_back, q2_front, q2_back, i, j, n1, n2, N, total; [L90] pthread_t t1, t2, t3, t4; [L92] N = __VERIFIER_nondet_int() [L93] n1 = __VERIFIER_nondet_int() [L94] n2 = __VERIFIER_nondet_int() [L95] q1_front = __VERIFIER_nondet_int() [L96] q1_back = q1_front [L97] q2_front = __VERIFIER_nondet_int() [L98] q2_back = q2_front [L35] COND FALSE !(!cond) [L122] sizeof(int) * size VAL [f={0:0}, i=0, j=0, N=0, n1=536870912, n2=0, q1={0:0}, q1_back=0, q1_front=0, q2={0:0}, q2_back=0, q2_front=0, total=0] - UnprovableResult [Line: 48]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 48]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 51]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 51]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 60]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 60]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 61]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 61]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 64]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 64]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 73]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 73]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 122]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 123]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 123]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 122]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 122]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 123]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 123]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 122]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 122]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 123]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 123]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 109]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 108]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 107]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 106]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 83]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 83]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 84]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 84]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 271 locations, 52 error locations. Started 1 CEGAR loops. OverallTime: 16649.9ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 95.8ms, AutomataDifference: 302.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 15295.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 57 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=8199occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 542.0ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 12.7ms SsaConstructionTime, 87.6ms SatisfiabilityAnalysisTime, 18.2ms InterpolantComputationTime, 2 NumberOfCodeBlocks, 2 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-10-06 16:24:23,335 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...