/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf -i ../sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-8c2bbc9 [2021-10-08 17:23:14,424 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-08 17:23:14,427 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-08 17:23:14,486 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-08 17:23:14,487 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-08 17:23:14,494 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-08 17:23:14,504 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-08 17:23:14,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-08 17:23:14,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-08 17:23:14,520 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-08 17:23:14,521 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-08 17:23:14,523 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-08 17:23:14,523 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-08 17:23:14,524 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-08 17:23:14,528 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-08 17:23:14,533 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-08 17:23:14,535 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-08 17:23:14,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-08 17:23:14,542 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-08 17:23:14,549 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-08 17:23:14,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-08 17:23:14,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-08 17:23:14,557 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-08 17:23:14,558 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-08 17:23:14,569 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-08 17:23:14,569 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-08 17:23:14,570 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-08 17:23:14,571 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-08 17:23:14,573 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-08 17:23:14,575 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-08 17:23:14,575 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-08 17:23:14,576 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-08 17:23:14,577 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-08 17:23:14,578 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-08 17:23:14,580 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-08 17:23:14,581 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-08 17:23:14,581 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-08 17:23:14,582 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-08 17:23:14,582 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-08 17:23:14,583 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-08 17:23:14,584 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-08 17:23:14,592 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2021-10-08 17:23:14,643 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-08 17:23:14,643 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-08 17:23:14,644 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-08 17:23:14,644 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-08 17:23:14,649 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-08 17:23:14,649 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-08 17:23:14,649 INFO L138 SettingsManager]: * Use SBE=true [2021-10-08 17:23:14,650 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-08 17:23:14,650 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-08 17:23:14,650 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-08 17:23:14,651 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-08 17:23:14,651 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-08 17:23:14,652 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-08 17:23:14,652 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-08 17:23:14,652 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-08 17:23:14,652 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-08 17:23:14,653 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-08 17:23:14,653 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-08 17:23:14,653 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-08 17:23:14,653 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-08 17:23:14,653 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-08 17:23:14,654 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-08 17:23:14,654 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-08 17:23:14,654 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-08 17:23:14,654 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-08 17:23:14,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-08 17:23:14,655 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-08 17:23:14,655 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-08 17:23:14,655 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-08 17:23:14,655 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-08 17:23:14,655 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-08 17:23:14,656 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-08 17:23:14,656 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-08 17:23:15,056 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-08 17:23:15,091 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-08 17:23:15,094 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-08 17:23:15,096 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-08 17:23:15,097 INFO L275 PluginConnector]: CDTParser initialized [2021-10-08 17:23:15,098 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c [2021-10-08 17:23:15,194 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/80f525471/0f83c6f6580048df92e18276fdc00f85/FLAG7a3ac50e9 [2021-10-08 17:23:15,870 INFO L306 CDTParser]: Found 1 translation units. [2021-10-08 17:23:15,871 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c [2021-10-08 17:23:15,884 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/80f525471/0f83c6f6580048df92e18276fdc00f85/FLAG7a3ac50e9 [2021-10-08 17:23:16,182 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/80f525471/0f83c6f6580048df92e18276fdc00f85 [2021-10-08 17:23:16,185 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-08 17:23:16,220 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-08 17:23:16,223 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-08 17:23:16,223 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-08 17:23:16,227 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-08 17:23:16,229 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.10 05:23:16" (1/1) ... [2021-10-08 17:23:16,231 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b2345dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 05:23:16, skipping insertion in model container [2021-10-08 17:23:16,231 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.10 05:23:16" (1/1) ... [2021-10-08 17:23:16,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-08 17:23:16,293 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-08 17:23:16,503 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c[6672,6685] [2021-10-08 17:23:16,513 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-08 17:23:16,528 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-08 17:23:16,535 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-08 17:23:16,570 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c[6672,6685] [2021-10-08 17:23:16,574 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-08 17:23:16,581 INFO L203 MainTranslator]: Completed pre-run [2021-10-08 17:23:16,625 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c[6672,6685] [2021-10-08 17:23:16,629 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-08 17:23:16,649 INFO L208 MainTranslator]: Completed translation [2021-10-08 17:23:16,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 05:23:16 WrapperNode [2021-10-08 17:23:16,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-08 17:23:16,651 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-08 17:23:16,651 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-08 17:23:16,652 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-08 17:23:16,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 05:23:16" (1/1) ... [2021-10-08 17:23:16,676 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 05:23:16" (1/1) ... [2021-10-08 17:23:16,728 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-08 17:23:16,729 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-08 17:23:16,729 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-08 17:23:16,734 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-08 17:23:16,742 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 05:23:16" (1/1) ... [2021-10-08 17:23:16,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 05:23:16" (1/1) ... [2021-10-08 17:23:16,750 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 05:23:16" (1/1) ... [2021-10-08 17:23:16,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 05:23:16" (1/1) ... [2021-10-08 17:23:16,768 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 05:23:16" (1/1) ... [2021-10-08 17:23:16,777 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 05:23:16" (1/1) ... [2021-10-08 17:23:16,781 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 05:23:16" (1/1) ... [2021-10-08 17:23:16,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-08 17:23:16,789 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-08 17:23:16,790 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-08 17:23:16,790 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-08 17:23:16,791 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 05:23:16" (1/1) ... [2021-10-08 17:23:16,799 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-08 17:23:16,815 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 17:23:16,837 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-08 17:23:16,858 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-08 17:23:16,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-08 17:23:16,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-08 17:23:16,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-08 17:23:16,920 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-08 17:23:16,920 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-08 17:23:16,920 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-08 17:23:16,923 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-08 17:23:16,924 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-08 17:23:16,924 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-08 17:23:16,924 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-10-08 17:23:16,924 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-10-08 17:23:16,924 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-08 17:23:16,924 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-08 17:23:16,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-08 17:23:16,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-08 17:23:16,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-08 17:23:16,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-08 17:23:16,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-08 17:23:16,928 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-08 17:23:20,189 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-08 17:23:20,189 INFO L299 CfgBuilder]: Removed 74 assume(true) statements. [2021-10-08 17:23:20,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 05:23:20 BoogieIcfgContainer [2021-10-08 17:23:20,192 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-08 17:23:20,194 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-08 17:23:20,195 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-08 17:23:20,198 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-08 17:23:20,199 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.10 05:23:16" (1/3) ... [2021-10-08 17:23:20,200 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7be0e239 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.10 05:23:20, skipping insertion in model container [2021-10-08 17:23:20,200 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 05:23:16" (2/3) ... [2021-10-08 17:23:20,200 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7be0e239 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.10 05:23:20, skipping insertion in model container [2021-10-08 17:23:20,201 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 05:23:20" (3/3) ... [2021-10-08 17:23:20,202 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-bad-commit-2.wvr-bad.c [2021-10-08 17:23:20,209 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-08 17:23:20,209 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 50 error locations. [2021-10-08 17:23:20,209 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-08 17:23:20,258 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,259 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,259 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,259 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,259 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,260 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,260 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,260 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,260 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,260 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,261 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,261 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,261 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,261 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,262 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,262 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,262 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,262 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,262 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,263 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,263 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,263 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,263 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,263 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,264 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,264 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,264 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,264 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,264 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,265 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,265 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,265 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,265 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,265 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,266 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,266 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,266 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,266 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,266 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,267 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,267 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,267 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,267 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,267 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,268 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,268 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,268 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,268 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,268 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,269 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,269 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,269 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,269 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,269 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,270 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,270 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,270 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,270 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,270 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,271 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,271 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,271 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,271 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,271 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,272 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,272 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,272 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,272 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,273 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,273 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,273 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,273 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,273 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,273 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,274 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,277 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,277 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,277 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,278 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,278 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,278 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,278 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,278 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,279 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,279 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,279 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,279 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,279 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,280 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,280 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,280 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,280 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,281 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,281 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,281 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,281 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,281 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,282 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,285 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,285 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,286 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,286 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,286 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,286 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,286 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,286 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,287 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,287 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,287 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,288 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,292 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,292 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,293 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,293 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,293 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,293 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,293 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,293 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,294 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,297 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,297 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,298 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,298 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,298 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,298 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,298 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,298 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,299 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,299 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,299 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,299 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,299 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,299 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,299 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,300 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,300 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,301 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,301 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,302 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,302 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,302 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,302 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,302 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,303 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,303 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,303 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,303 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,303 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,304 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,304 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,305 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,305 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,306 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,306 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,306 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,306 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,306 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,306 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,307 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,310 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,310 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,310 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,310 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,311 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,311 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,311 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,311 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,311 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,312 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,312 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,312 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,312 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,312 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,313 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,313 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,314 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,314 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,314 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,314 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,314 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,315 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,315 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,316 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,316 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,316 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,316 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,317 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,318 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,318 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,318 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,318 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,318 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,319 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,319 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,319 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,319 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,321 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,321 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,321 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,322 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,322 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,322 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,322 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,322 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,323 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,323 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,325 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,325 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,325 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,326 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,326 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,326 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,326 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,327 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,328 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,328 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,332 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~post28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,336 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,336 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,337 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,337 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~post28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,337 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,337 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,337 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,338 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,338 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,338 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,338 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,339 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,339 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,339 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,339 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,339 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,340 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,340 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,340 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,340 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,340 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,340 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,341 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,344 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,345 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,345 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,345 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,345 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,345 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,346 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,346 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,346 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,348 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,348 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,349 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~post28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,349 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,349 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,349 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,349 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,350 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,350 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,352 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,352 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,352 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,352 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,353 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,353 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,353 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,353 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,353 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,353 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,354 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,354 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,354 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,354 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,354 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,355 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,355 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,356 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,357 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,357 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,357 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,357 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,357 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,357 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,358 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,358 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 17:23:20,364 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-10-08 17:23:20,444 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-08 17:23:20,452 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=false, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-08 17:23:20,452 INFO L340 AbstractCegarLoop]: Starting to check reachability of 78 error locations. [2021-10-08 17:23:20,477 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-10-08 17:23:20,490 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 340 places, 364 transitions, 760 flow [2021-10-08 17:23:20,494 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 340 places, 364 transitions, 760 flow [2021-10-08 17:23:20,496 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 340 places, 364 transitions, 760 flow [2021-10-08 17:23:20,689 INFO L129 PetriNetUnfolder]: 37/360 cut-off events. [2021-10-08 17:23:20,689 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-10-08 17:23:20,700 INFO L84 FinitePrefix]: Finished finitePrefix Result has 377 conditions, 360 events. 37/360 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 465 event pairs, 0 based on Foata normal form. 0/273 useless extension candidates. Maximal degree in co-relation 304. Up to 8 conditions per place. [2021-10-08 17:23:20,714 INFO L116 LiptonReduction]: Number of co-enabled transitions 10000 [2021-10-08 17:24:25,281 INFO L131 LiptonReduction]: Checked pairs total: 13342 [2021-10-08 17:24:25,281 INFO L133 LiptonReduction]: Total number of compositions: 438 [2021-10-08 17:24:25,295 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 92 places, 87 transitions, 206 flow [2021-10-08 17:24:26,131 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 15555 states, 9553 states have (on average 7.390243902439025) internal successors, (70599), 15554 states have internal predecessors, (70599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 17:24:26,176 INFO L276 IsEmpty]: Start isEmpty. Operand has 15555 states, 9553 states have (on average 7.390243902439025) internal successors, (70599), 15554 states have internal predecessors, (70599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 17:24:26,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-10-08 17:24:26,189 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 17:24:26,189 INFO L512 BasicCegarLoop]: trace histogram [1, 1] [2021-10-08 17:24:26,191 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread1Err2REQUIRES_VIOLATION, thread1Err3REQUIRES_VIOLATION (and 74 more)] === [2021-10-08 17:24:26,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 17:24:26,199 INFO L82 PathProgramCache]: Analyzing trace with hash 59840, now seen corresponding path program 1 times [2021-10-08 17:24:26,215 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-08 17:24:26,215 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [826709674] [2021-10-08 17:24:26,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 17:24:26,216 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-08 17:24:26,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-08 17:24:26,222 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-08 17:24:26,237 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-08 17:24:26,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 17:24:26,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-08 17:24:26,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 17:24:26,596 INFO L354 Elim1Store]: treesize reduction 152, result has 17.8 percent of original size [2021-10-08 17:24:26,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 18 treesize of output 38 [2021-10-08 17:24:26,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 17:24:26,660 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-08 17:24:26,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 17:24:26,667 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-08 17:24:26,667 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [826709674] [2021-10-08 17:24:26,668 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [826709674] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-08 17:24:26,668 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-08 17:24:26,668 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1, 1] imperfect sequences [] total 1 [2021-10-08 17:24:26,670 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934324231] [2021-10-08 17:24:26,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-08 17:24:26,675 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-08 17:24:26,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-08 17:24:26,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-08 17:24:26,724 INFO L87 Difference]: Start difference. First operand has 15555 states, 9553 states have (on average 7.390243902439025) internal successors, (70599), 15554 states have internal predecessors, (70599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 17:24:27,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 17:24:27,609 INFO L93 Difference]: Finished difference Result 15550 states and 70594 transitions. [2021-10-08 17:24:27,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-08 17:24:27,611 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 2 [2021-10-08 17:24:27,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 17:24:27,927 INFO L225 Difference]: With dead ends: 15550 [2021-10-08 17:24:27,928 INFO L226 Difference]: Without dead ends: 15550 [2021-10-08 17:24:27,929 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 28.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-08 17:24:28,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15550 states. [2021-10-08 17:24:29,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15550 to 15550. [2021-10-08 17:24:29,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15550 states, 9553 states have (on average 7.3897205066471265) internal successors, (70594), 15549 states have internal predecessors, (70594), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 17:24:29,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15550 states to 15550 states and 70594 transitions. [2021-10-08 17:24:29,801 INFO L78 Accepts]: Start accepts. Automaton has 15550 states and 70594 transitions. Word has length 2 [2021-10-08 17:24:29,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 17:24:29,802 INFO L470 AbstractCegarLoop]: Abstraction has 15550 states and 70594 transitions. [2021-10-08 17:24:29,802 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 17:24:29,803 INFO L276 IsEmpty]: Start isEmpty. Operand 15550 states and 70594 transitions. [2021-10-08 17:24:29,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-10-08 17:24:29,803 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 17:24:29,803 INFO L512 BasicCegarLoop]: trace histogram [1, 1] [2021-10-08 17:24:29,822 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-08 17:24:30,015 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-08 17:24:30,016 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread1Err2REQUIRES_VIOLATION, thread1Err3REQUIRES_VIOLATION (and 74 more)] === [2021-10-08 17:24:30,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 17:24:30,017 INFO L82 PathProgramCache]: Analyzing trace with hash 59841, now seen corresponding path program 1 times [2021-10-08 17:24:30,018 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-08 17:24:30,018 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [583071291] [2021-10-08 17:24:30,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 17:24:30,019 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-08 17:24:30,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-08 17:24:30,027 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-08 17:24:30,086 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-08 17:24:30,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 17:24:30,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-08 17:24:30,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 17:24:30,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-08 17:24:30,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-08 17:24:30,915 INFO L354 Elim1Store]: treesize reduction 345, result has 19.2 percent of original size [2021-10-08 17:24:30,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 26 treesize of output 89 [2021-10-08 17:24:31,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 17:24:31,076 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-08 17:24:31,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 17:24:31,193 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-08 17:24:31,193 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [583071291] [2021-10-08 17:24:31,193 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [583071291] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-08 17:24:31,194 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-08 17:24:31,195 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1, 1] imperfect sequences [] total 2 [2021-10-08 17:24:31,196 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580962034] [2021-10-08 17:24:31,197 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-08 17:24:31,197 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-08 17:24:31,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-08 17:24:31,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-08 17:24:31,199 INFO L87 Difference]: Start difference. First operand 15550 states and 70594 transitions. Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 17:24:33,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 17:24:33,381 INFO L93 Difference]: Finished difference Result 31099 states and 141193 transitions. [2021-10-08 17:24:33,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-08 17:24:33,383 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 2 [2021-10-08 17:24:33,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 17:24:34,303 INFO L225 Difference]: With dead ends: 31099 [2021-10-08 17:24:34,304 INFO L226 Difference]: Without dead ends: 31099 [2021-10-08 17:24:34,308 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 75.9ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-08 17:24:34,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31099 states. [2021-10-08 17:24:35,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31099 to 15558. [2021-10-08 17:24:35,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15558 states, 9561 states have (on average 7.385629118293066) internal successors, (70614), 15557 states have internal predecessors, (70614), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 17:24:35,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15558 states to 15558 states and 70614 transitions. [2021-10-08 17:24:35,941 INFO L78 Accepts]: Start accepts. Automaton has 15558 states and 70614 transitions. Word has length 2 [2021-10-08 17:24:35,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 17:24:35,941 INFO L470 AbstractCegarLoop]: Abstraction has 15558 states and 70614 transitions. [2021-10-08 17:24:35,941 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 17:24:35,942 INFO L276 IsEmpty]: Start isEmpty. Operand 15558 states and 70614 transitions. [2021-10-08 17:24:35,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-08 17:24:35,945 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 17:24:35,946 INFO L512 BasicCegarLoop]: trace histogram [2, 1, 1] [2021-10-08 17:24:35,957 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-08 17:24:36,157 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-08 17:24:36,158 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread1Err2REQUIRES_VIOLATION, thread1Err3REQUIRES_VIOLATION (and 74 more)] === [2021-10-08 17:24:36,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 17:24:36,160 INFO L82 PathProgramCache]: Analyzing trace with hash 57859713, now seen corresponding path program 1 times [2021-10-08 17:24:36,160 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-08 17:24:36,161 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [200646337] [2021-10-08 17:24:36,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 17:24:36,161 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-08 17:24:36,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-08 17:24:36,162 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-08 17:24:36,163 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-08 17:24:36,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 17:24:36,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-08 17:24:36,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 17:24:36,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-08 17:24:36,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-08 17:24:36,701 INFO L354 Elim1Store]: treesize reduction 345, result has 19.2 percent of original size [2021-10-08 17:24:36,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 26 treesize of output 89 [2021-10-08 17:24:36,896 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 17:24:36,896 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-08 17:24:37,508 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 17:24:37,509 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-08 17:24:37,509 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [200646337] [2021-10-08 17:24:37,509 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [200646337] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-08 17:24:37,509 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 17:24:37,510 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 6 [2021-10-08 17:24:37,510 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590695641] [2021-10-08 17:24:37,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-08 17:24:37,511 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-08 17:24:37,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-08 17:24:37,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-08 17:24:37,512 INFO L87 Difference]: Start difference. First operand 15558 states and 70614 transitions. Second operand has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 17:24:52,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 17:24:52,128 INFO L93 Difference]: Finished difference Result 93279 states and 423549 transitions. [2021-10-08 17:24:52,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 17:24:52,131 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2021-10-08 17:24:52,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 17:24:53,702 INFO L225 Difference]: With dead ends: 93279 [2021-10-08 17:24:53,704 INFO L226 Difference]: Without dead ends: 93279 [2021-10-08 17:24:53,705 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 779.7ms TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2021-10-08 17:24:53,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93279 states. [2021-10-08 17:24:56,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93279 to 15574. [2021-10-08 17:24:56,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15574 states, 9577 states have (on average 7.3774668476558425) internal successors, (70654), 15573 states have internal predecessors, (70654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 17:24:56,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15574 states to 15574 states and 70654 transitions. [2021-10-08 17:24:56,608 INFO L78 Accepts]: Start accepts. Automaton has 15574 states and 70654 transitions. Word has length 4 [2021-10-08 17:24:56,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 17:24:56,608 INFO L470 AbstractCegarLoop]: Abstraction has 15574 states and 70654 transitions. [2021-10-08 17:24:56,608 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 17:24:56,609 INFO L276 IsEmpty]: Start isEmpty. Operand 15574 states and 70654 transitions. [2021-10-08 17:24:56,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-08 17:24:56,609 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 17:24:56,609 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-10-08 17:24:56,627 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-08 17:24:56,822 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-08 17:24:56,823 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr9REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread1Err2REQUIRES_VIOLATION, thread1Err3REQUIRES_VIOLATION (and 74 more)] === [2021-10-08 17:24:56,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 17:24:56,824 INFO L82 PathProgramCache]: Analyzing trace with hash 1794777530, now seen corresponding path program 1 times [2021-10-08 17:24:56,825 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-08 17:24:56,825 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [491177158] [2021-10-08 17:24:56,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 17:24:56,826 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-08 17:24:56,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-08 17:24:56,827 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-08 17:24:56,828 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-08 17:24:57,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 17:24:57,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-08 17:24:57,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 17:24:57,781 INFO L354 Elim1Store]: treesize reduction 349, result has 18.3 percent of original size [2021-10-08 17:24:57,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 69 treesize of output 127 [2021-10-08 17:24:57,801 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-10-08 17:24:57,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 133 treesize of output 127 [2021-10-08 17:25:01,789 INFO L354 Elim1Store]: treesize reduction 120, result has 35.5 percent of original size [2021-10-08 17:25:01,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 78 treesize of output 132 [2021-10-08 17:25:34,360 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-08 17:25:34,360 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [491177158] [2021-10-08 17:25:34,361 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: Alternating quantifiers not yet supported [2021-10-08 17:25:34,361 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [577066794] [2021-10-08 17:25:34,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 17:25:34,362 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-08 17:25:34,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/cvc4 [2021-10-08 17:25:34,365 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-08 17:25:34,386 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2021-10-08 17:25:34,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 17:25:34,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-08 17:25:34,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 17:25:35,191 INFO L354 Elim1Store]: treesize reduction 349, result has 18.3 percent of original size [2021-10-08 17:25:35,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 69 treesize of output 127 [2021-10-08 17:25:35,213 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-10-08 17:25:35,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 133 treesize of output 127 [2021-10-08 17:25:40,672 INFO L354 Elim1Store]: treesize reduction 120, result has 35.5 percent of original size [2021-10-08 17:25:40,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 78 treesize of output 132 [2021-10-08 17:26:41,412 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: Alternating quantifiers not yet supported [2021-10-08 17:26:41,413 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1902159479] [2021-10-08 17:26:41,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 17:26:41,414 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 17:26:41,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 17:26:41,420 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 17:26:41,438 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-10-08 17:26:41,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 17:26:41,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-08 17:26:41,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 17:26:42,153 INFO L354 Elim1Store]: treesize reduction 349, result has 18.3 percent of original size [2021-10-08 17:26:42,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 112 [2021-10-08 17:26:42,192 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-10-08 17:26:42,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 115 treesize of output 111 [2021-10-08 17:26:46,121 INFO L354 Elim1Store]: treesize reduction 84, result has 36.8 percent of original size [2021-10-08 17:26:46,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 57 treesize of output 96 [2021-10-08 17:27:08,376 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: Alternating quantifiers not yet supported [2021-10-08 17:27:08,377 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 0 imperfect interpolant sequences. [2021-10-08 17:27:08,377 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [] total 0 [2021-10-08 17:27:08,377 ERROR L172 FreeRefinementEngine]: Strategy WOLF failed to provide any proof altough trace is infeasible [2021-10-08 17:27:08,377 INFO L626 BasicCegarLoop]: Counterexample might be feasible [2021-10-08 17:27:08,382 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9REQUIRES_VIOLATION [2021-10-08 17:27:08,384 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0REQUIRES_VIOLATION [2021-10-08 17:27:08,384 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1REQUIRES_VIOLATION [2021-10-08 17:27:08,384 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2REQUIRES_VIOLATION [2021-10-08 17:27:08,385 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3REQUIRES_VIOLATION [2021-10-08 17:27:08,385 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4REQUIRES_VIOLATION [2021-10-08 17:27:08,385 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5REQUIRES_VIOLATION [2021-10-08 17:27:08,385 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6REQUIRES_VIOLATION [2021-10-08 17:27:08,385 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7REQUIRES_VIOLATION [2021-10-08 17:27:08,386 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8REQUIRES_VIOLATION [2021-10-08 17:27:08,386 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err9REQUIRES_VIOLATION [2021-10-08 17:27:08,386 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err10REQUIRES_VIOLATION [2021-10-08 17:27:08,386 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err11REQUIRES_VIOLATION [2021-10-08 17:27:08,386 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0REQUIRES_VIOLATION [2021-10-08 17:27:08,387 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1REQUIRES_VIOLATION [2021-10-08 17:27:08,387 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2REQUIRES_VIOLATION [2021-10-08 17:27:08,387 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3REQUIRES_VIOLATION [2021-10-08 17:27:08,387 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0REQUIRES_VIOLATION [2021-10-08 17:27:08,387 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1REQUIRES_VIOLATION [2021-10-08 17:27:08,387 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2REQUIRES_VIOLATION [2021-10-08 17:27:08,388 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3REQUIRES_VIOLATION [2021-10-08 17:27:08,388 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0REQUIRES_VIOLATION [2021-10-08 17:27:08,388 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1REQUIRES_VIOLATION [2021-10-08 17:27:08,388 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2REQUIRES_VIOLATION [2021-10-08 17:27:08,388 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3REQUIRES_VIOLATION [2021-10-08 17:27:08,388 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4REQUIRES_VIOLATION [2021-10-08 17:27:08,389 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5REQUIRES_VIOLATION [2021-10-08 17:27:08,389 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6REQUIRES_VIOLATION [2021-10-08 17:27:08,389 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7REQUIRES_VIOLATION [2021-10-08 17:27:08,389 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8REQUIRES_VIOLATION [2021-10-08 17:27:08,389 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10REQUIRES_VIOLATION [2021-10-08 17:27:08,390 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11REQUIRES_VIOLATION [2021-10-08 17:27:08,390 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12REQUIRES_VIOLATION [2021-10-08 17:27:08,390 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13REQUIRES_VIOLATION [2021-10-08 17:27:08,390 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14REQUIRES_VIOLATION [2021-10-08 17:27:08,391 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15REQUIRES_VIOLATION [2021-10-08 17:27:08,391 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16REQUIRES_VIOLATION [2021-10-08 17:27:08,391 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17REQUIRES_VIOLATION [2021-10-08 17:27:08,391 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18REQUIRES_VIOLATION [2021-10-08 17:27:08,392 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19REQUIRES_VIOLATION [2021-10-08 17:27:08,392 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20REQUIRES_VIOLATION [2021-10-08 17:27:08,392 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21REQUIRES_VIOLATION [2021-10-08 17:27:08,392 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22REQUIRES_VIOLATION [2021-10-08 17:27:08,392 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23REQUIRES_VIOLATION [2021-10-08 17:27:08,393 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK [2021-10-08 17:27:08,393 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK [2021-10-08 17:27:08,393 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-08 17:27:08,394 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-08 17:27:08,394 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION [2021-10-08 17:27:08,394 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION [2021-10-08 17:27:08,394 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err0REQUIRES_VIOLATION [2021-10-08 17:27:08,395 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err1REQUIRES_VIOLATION [2021-10-08 17:27:08,395 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err2REQUIRES_VIOLATION [2021-10-08 17:27:08,395 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err3REQUIRES_VIOLATION [2021-10-08 17:27:08,395 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0REQUIRES_VIOLATION [2021-10-08 17:27:08,395 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1REQUIRES_VIOLATION [2021-10-08 17:27:08,396 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2REQUIRES_VIOLATION [2021-10-08 17:27:08,396 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3REQUIRES_VIOLATION [2021-10-08 17:27:08,396 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4REQUIRES_VIOLATION [2021-10-08 17:27:08,396 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5REQUIRES_VIOLATION [2021-10-08 17:27:08,397 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6REQUIRES_VIOLATION [2021-10-08 17:27:08,397 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7REQUIRES_VIOLATION [2021-10-08 17:27:08,397 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8REQUIRES_VIOLATION [2021-10-08 17:27:08,397 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err9REQUIRES_VIOLATION [2021-10-08 17:27:08,398 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err10REQUIRES_VIOLATION [2021-10-08 17:27:08,398 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err11REQUIRES_VIOLATION [2021-10-08 17:27:08,398 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0REQUIRES_VIOLATION [2021-10-08 17:27:08,398 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1REQUIRES_VIOLATION [2021-10-08 17:27:08,398 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2REQUIRES_VIOLATION [2021-10-08 17:27:08,399 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3REQUIRES_VIOLATION [2021-10-08 17:27:08,399 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0REQUIRES_VIOLATION [2021-10-08 17:27:08,399 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1REQUIRES_VIOLATION [2021-10-08 17:27:08,399 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2REQUIRES_VIOLATION [2021-10-08 17:27:08,400 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3REQUIRES_VIOLATION [2021-10-08 17:27:08,400 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err0REQUIRES_VIOLATION [2021-10-08 17:27:08,400 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err1REQUIRES_VIOLATION [2021-10-08 17:27:08,400 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err2REQUIRES_VIOLATION [2021-10-08 17:27:08,400 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err3REQUIRES_VIOLATION [2021-10-08 17:27:08,407 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2021-10-08 17:27:08,615 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-08 17:27:08,828 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-10-08 17:27:09,004 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt,5 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3,7 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 17:27:09,013 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-08 17:27:09,013 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-08 17:27:09,015 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0 at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transformations.BlockEncodingBacktranslator.translateProgramExecution(BlockEncodingBacktranslator.java:130) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:216) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.UnprovableResult.getProgramExecutionAsString(UnprovableResult.java:132) at de.uni_freiburg.informatik.ultimate.core.lib.results.UnprovableResult.getLongDescription(UnprovableResult.java:125) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:139) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportLocationResults(TraceAbstractionStarter.java:589) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:181) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-08 17:27:09,018 INFO L168 Benchmark]: Toolchain (without parser) took 232830.57 ms. Allocated memory was 158.3 MB in the beginning and 3.5 GB in the end (delta: 3.4 GB). Free memory was 133.0 MB in the beginning and 794.7 MB in the end (delta: -661.7 MB). Peak memory consumption was 2.7 GB. Max. memory is 8.0 GB. [2021-10-08 17:27:09,019 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 158.3 MB. Free memory is still 128.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-08 17:27:09,019 INFO L168 Benchmark]: CACSL2BoogieTranslator took 427.74 ms. Allocated memory is still 158.3 MB. Free memory was 132.5 MB in the beginning and 115.6 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. [2021-10-08 17:27:09,020 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.72 ms. Allocated memory is still 158.3 MB. Free memory was 115.6 MB in the beginning and 112.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-10-08 17:27:09,020 INFO L168 Benchmark]: Boogie Preprocessor took 59.93 ms. Allocated memory is still 158.3 MB. Free memory was 112.6 MB in the beginning and 109.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-08 17:27:09,021 INFO L168 Benchmark]: RCFGBuilder took 3403.17 ms. Allocated memory is still 158.3 MB. Free memory was 109.4 MB in the beginning and 99.6 MB in the end (delta: 9.8 MB). Peak memory consumption was 59.6 MB. Max. memory is 8.0 GB. [2021-10-08 17:27:09,021 INFO L168 Benchmark]: TraceAbstraction took 228822.58 ms. Allocated memory was 158.3 MB in the beginning and 3.5 GB in the end (delta: 3.4 GB). Free memory was 99.1 MB in the beginning and 794.7 MB in the end (delta: -695.6 MB). Peak memory consumption was 2.7 GB. Max. memory is 8.0 GB. [2021-10-08 17:27:09,024 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 158.3 MB. Free memory is still 128.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 427.74 ms. Allocated memory is still 158.3 MB. Free memory was 132.5 MB in the beginning and 115.6 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 76.72 ms. Allocated memory is still 158.3 MB. Free memory was 115.6 MB in the beginning and 112.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 59.93 ms. Allocated memory is still 158.3 MB. Free memory was 112.6 MB in the beginning and 109.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 3403.17 ms. Allocated memory is still 158.3 MB. Free memory was 109.4 MB in the beginning and 99.6 MB in the end (delta: 9.8 MB). Peak memory consumption was 59.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 228822.58 ms. Allocated memory was 158.3 MB in the beginning and 3.5 GB in the end (delta: 3.4 GB). Free memory was 99.1 MB in the beginning and 794.7 MB in the end (delta: -695.6 MB). Peak memory consumption was 2.7 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 64787.8ms, 340 PlacesBefore, 92 PlacesAfterwards, 364 TransitionsBefore, 87 TransitionsAfterwards, 10000 CoEnabledTransitionPairs, 8 FixpointIterations, 221 TrivialSequentialCompositions, 138 ConcurrentSequentialCompositions, 36 TrivialYvCompositions, 14 ConcurrentYvCompositions, 29 ChoiceCompositions, 438 TotalNumberOfCompositions, 13342 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 12608, positive: 12564, positive conditional: 0, positive unconditional: 12564, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5089, positive: 5076, positive conditional: 0, positive unconditional: 5076, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5089, positive: 5076, positive conditional: 0, positive unconditional: 5076, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 13, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2476, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2476, negative conditional: 0, negative unconditional: 2476, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 12608, positive: 7488, positive conditional: 0, positive unconditional: 7488, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 5089, unknown conditional: 0, unknown unconditional: 5089] , Statistics on independence cache: Total cache size (in pairs): 311, Positive cache size: 308, Positive conditional cache size: 0, Positive unconditional cache size: 308, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - ExceptionOrErrorResult: ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transformations.BlockEncodingBacktranslator.translateProgramExecution(BlockEncodingBacktranslator.java:130) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-08 17:27:09,079 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...