/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/chl/array-int-symm.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-8c2bbc9 [2021-10-06 20:58:30,421 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-06 20:58:30,424 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-06 20:58:30,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-06 20:58:30,471 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-06 20:58:30,472 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-06 20:58:30,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-06 20:58:30,476 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-06 20:58:30,479 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-06 20:58:30,480 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-06 20:58:30,481 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-06 20:58:30,483 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-06 20:58:30,483 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-06 20:58:30,485 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-06 20:58:30,486 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-06 20:58:30,488 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-06 20:58:30,489 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-06 20:58:30,490 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-06 20:58:30,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-06 20:58:30,495 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-06 20:58:30,497 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-06 20:58:30,499 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-06 20:58:30,500 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-06 20:58:30,501 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-06 20:58:30,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-06 20:58:30,505 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-06 20:58:30,505 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-06 20:58:30,507 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-06 20:58:30,507 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-06 20:58:30,508 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-06 20:58:30,509 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-06 20:58:30,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-06 20:58:30,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-06 20:58:30,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-06 20:58:30,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-06 20:58:30,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-06 20:58:30,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-06 20:58:30,515 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-06 20:58:30,515 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-06 20:58:30,516 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-06 20:58:30,517 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-06 20:58:30,518 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2021-10-06 20:58:30,548 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-06 20:58:30,548 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-06 20:58:30,549 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-06 20:58:30,549 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-06 20:58:30,550 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-06 20:58:30,551 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-06 20:58:30,551 INFO L138 SettingsManager]: * Use SBE=true [2021-10-06 20:58:30,551 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-06 20:58:30,552 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-06 20:58:30,552 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-06 20:58:30,552 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-06 20:58:30,552 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-06 20:58:30,553 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-06 20:58:30,553 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-06 20:58:30,553 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-06 20:58:30,553 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-06 20:58:30,554 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-06 20:58:30,554 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-06 20:58:30,554 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-06 20:58:30,554 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-06 20:58:30,554 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-06 20:58:30,555 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-06 20:58:30,555 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-06 20:58:30,555 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-06 20:58:30,555 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-06 20:58:30,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-06 20:58:30,556 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-06 20:58:30,556 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-06 20:58:30,556 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-06 20:58:30,556 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-06 20:58:30,557 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-06 20:58:30,557 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-06 20:58:30,557 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-06 20:58:31,008 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-06 20:58:31,037 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-06 20:58:31,041 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-06 20:58:31,044 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-06 20:58:31,044 INFO L275 PluginConnector]: CDTParser initialized [2021-10-06 20:58:31,045 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/chl/array-int-symm.wvr.c [2021-10-06 20:58:31,124 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3e5ae9d8d/a6dc9844a6c149e7bca9a0c7976b9c78/FLAGec42f38cd [2021-10-06 20:58:31,768 INFO L306 CDTParser]: Found 1 translation units. [2021-10-06 20:58:31,769 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/chl/array-int-symm.wvr.c [2021-10-06 20:58:31,778 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3e5ae9d8d/a6dc9844a6c149e7bca9a0c7976b9c78/FLAGec42f38cd [2021-10-06 20:58:32,117 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3e5ae9d8d/a6dc9844a6c149e7bca9a0c7976b9c78 [2021-10-06 20:58:32,120 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-06 20:58:32,128 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-06 20:58:32,132 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-06 20:58:32,133 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-06 20:58:32,137 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-06 20:58:32,138 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.10 08:58:32" (1/1) ... [2021-10-06 20:58:32,140 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2889408e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 08:58:32, skipping insertion in model container [2021-10-06 20:58:32,140 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.10 08:58:32" (1/1) ... [2021-10-06 20:58:32,149 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-06 20:58:32,175 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-06 20:58:32,357 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/chl/array-int-symm.wvr.c[2258,2271] [2021-10-06 20:58:32,365 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-06 20:58:32,380 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-06 20:58:32,392 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-06 20:58:32,425 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/chl/array-int-symm.wvr.c[2258,2271] [2021-10-06 20:58:32,437 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-06 20:58:32,448 INFO L203 MainTranslator]: Completed pre-run [2021-10-06 20:58:32,481 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/chl/array-int-symm.wvr.c[2258,2271] [2021-10-06 20:58:32,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-06 20:58:32,502 INFO L208 MainTranslator]: Completed translation [2021-10-06 20:58:32,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 08:58:32 WrapperNode [2021-10-06 20:58:32,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-06 20:58:32,504 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-06 20:58:32,504 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-06 20:58:32,504 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-06 20:58:32,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 08:58:32" (1/1) ... [2021-10-06 20:58:32,524 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 08:58:32" (1/1) ... [2021-10-06 20:58:32,551 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-06 20:58:32,552 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-06 20:58:32,552 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-06 20:58:32,552 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-06 20:58:32,560 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 08:58:32" (1/1) ... [2021-10-06 20:58:32,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 08:58:32" (1/1) ... [2021-10-06 20:58:32,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 08:58:32" (1/1) ... [2021-10-06 20:58:32,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 08:58:32" (1/1) ... [2021-10-06 20:58:32,578 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 08:58:32" (1/1) ... [2021-10-06 20:58:32,584 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 08:58:32" (1/1) ... [2021-10-06 20:58:32,587 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 08:58:32" (1/1) ... [2021-10-06 20:58:32,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-06 20:58:32,592 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-06 20:58:32,592 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-06 20:58:32,593 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-06 20:58:32,594 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 08:58:32" (1/1) ... [2021-10-06 20:58:32,603 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-06 20:58:32,618 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-06 20:58:32,635 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-06 20:58:32,658 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-06 20:58:32,702 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-06 20:58:32,702 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-06 20:58:32,702 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-06 20:58:32,703 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-06 20:58:32,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-06 20:58:32,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-06 20:58:32,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-06 20:58:32,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-06 20:58:32,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-06 20:58:32,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-06 20:58:32,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-06 20:58:32,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-06 20:58:32,706 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-06 20:58:33,548 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-06 20:58:33,551 INFO L299 CfgBuilder]: Removed 22 assume(true) statements. [2021-10-06 20:58:33,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 08:58:33 BoogieIcfgContainer [2021-10-06 20:58:33,557 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-06 20:58:33,560 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-06 20:58:33,560 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-06 20:58:33,570 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-06 20:58:33,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.10 08:58:32" (1/3) ... [2021-10-06 20:58:33,572 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14f67cdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.10 08:58:33, skipping insertion in model container [2021-10-06 20:58:33,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 08:58:32" (2/3) ... [2021-10-06 20:58:33,575 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14f67cdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.10 08:58:33, skipping insertion in model container [2021-10-06 20:58:33,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 08:58:33" (3/3) ... [2021-10-06 20:58:33,580 INFO L111 eAbstractionObserver]: Analyzing ICFG array-int-symm.wvr.c [2021-10-06 20:58:33,587 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-06 20:58:33,587 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2021-10-06 20:58:33,587 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-06 20:58:33,628 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,629 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,629 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,630 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,630 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,630 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,630 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,631 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,631 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,631 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,632 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,632 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,632 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,632 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,633 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,633 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,633 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,634 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,634 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,634 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,634 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,634 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,635 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,635 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,635 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,635 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,635 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,636 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,636 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,636 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,636 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,636 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,637 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,637 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,637 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,637 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,638 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,638 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,638 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,638 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,639 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,639 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,639 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,639 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,640 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,640 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,640 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,640 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,641 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,641 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,641 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,641 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,642 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,642 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,642 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,642 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,642 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,643 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,643 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,643 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,643 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,643 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,644 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,644 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,644 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,645 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,645 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,645 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,645 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,646 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,646 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,646 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,646 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,647 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,647 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,647 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,648 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,648 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,648 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,648 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,649 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,649 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,649 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,649 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,650 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,650 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,650 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,650 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,650 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,651 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,651 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,651 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,651 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,651 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,652 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,652 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,652 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,652 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,653 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,653 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,653 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,653 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,654 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,654 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,654 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,654 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,655 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,655 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,655 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,655 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,655 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,656 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,656 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,656 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,657 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,657 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,657 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,657 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,657 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,658 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,658 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,658 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,658 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,658 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,659 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,659 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,659 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,659 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,663 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,663 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,663 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,664 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,664 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,664 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,664 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,664 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,670 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,670 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,670 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,670 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,671 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,671 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,671 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,671 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 20:58:33,677 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-10-06 20:58:33,734 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-06 20:58:33,742 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 [2021-10-06 20:58:33,742 INFO L340 AbstractCegarLoop]: Starting to check reachability of 48 error locations. [2021-10-06 20:58:33,773 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-10-06 20:58:33,786 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 185 places, 193 transitions, 402 flow [2021-10-06 20:58:33,790 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 185 places, 193 transitions, 402 flow [2021-10-06 20:58:33,792 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 185 places, 193 transitions, 402 flow [2021-10-06 20:58:33,878 INFO L129 PetriNetUnfolder]: 15/191 cut-off events. [2021-10-06 20:58:33,879 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-10-06 20:58:33,886 INFO L84 FinitePrefix]: Finished finitePrefix Result has 200 conditions, 191 events. 15/191 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 324 event pairs, 0 based on Foata normal form. 0/146 useless extension candidates. Maximal degree in co-relation 122. Up to 3 conditions per place. [2021-10-06 20:58:33,892 INFO L116 LiptonReduction]: Number of co-enabled transitions 3180 [2021-10-06 20:59:05,301 INFO L131 LiptonReduction]: Checked pairs total: 5502 [2021-10-06 20:59:05,302 INFO L133 LiptonReduction]: Total number of compositions: 225 [2021-10-06 20:59:05,312 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 57 places, 55 transitions, 126 flow [2021-10-06 20:59:05,357 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 729 states, 443 states have (on average 4.417607223476298) internal successors, (1957), 728 states have internal predecessors, (1957), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-06 20:59:05,364 INFO L276 IsEmpty]: Start isEmpty. Operand has 729 states, 443 states have (on average 4.417607223476298) internal successors, (1957), 728 states have internal predecessors, (1957), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-06 20:59:05,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-10-06 20:59:05,369 INFO L504 BasicCegarLoop]: Found error trace [2021-10-06 20:59:05,370 INFO L512 BasicCegarLoop]: trace histogram [1, 1] [2021-10-06 20:59:05,371 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread1Err2REQUIRES_VIOLATION, thread1Err3REQUIRES_VIOLATION (and 44 more)] === [2021-10-06 20:59:05,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 20:59:05,377 INFO L82 PathProgramCache]: Analyzing trace with hash 24306, now seen corresponding path program 1 times [2021-10-06 20:59:05,390 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-06 20:59:05,391 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2035107811] [2021-10-06 20:59:05,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 20:59:05,392 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-06 20:59:05,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-06 20:59:05,398 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) [2021-10-06 20:59:05,443 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-06 20:59:05,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 20:59:05,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-06 20:59:05,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-06 20:59:05,605 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-10-06 20:59:05,607 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 2 case distinctions, treesize of input 12 treesize of output 22 [2021-10-06 20:59:05,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-06 20:59:05,650 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-06 20:59:05,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-06 20:59:05,659 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-06 20:59:05,659 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2035107811] [2021-10-06 20:59:05,661 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2035107811] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-06 20:59:05,661 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-06 20:59:05,661 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1, 1] imperfect sequences [] total 1 [2021-10-06 20:59:05,663 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835027482] [2021-10-06 20:59:05,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-06 20:59:05,670 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-06 20:59:05,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-06 20:59:05,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-06 20:59:05,695 INFO L87 Difference]: Start difference. First operand has 729 states, 443 states have (on average 4.417607223476298) internal successors, (1957), 728 states have internal predecessors, (1957), 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) [2021-10-06 20:59:06,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-06 20:59:06,074 INFO L93 Difference]: Finished difference Result 486 states and 1290 transitions. [2021-10-06 20:59:06,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 20:59:06,077 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 [2021-10-06 20:59:06,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-06 20:59:06,098 INFO L225 Difference]: With dead ends: 486 [2021-10-06 20:59:06,099 INFO L226 Difference]: Without dead ends: 486 [2021-10-06 20:59:06,100 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-06 20:59:06,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 486 states. [2021-10-06 20:59:06,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 486 to 486. [2021-10-06 20:59:06,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 486 states, 319 states have (on average 4.043887147335423) internal successors, (1290), 485 states have internal predecessors, (1290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-06 20:59:06,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 486 states and 1290 transitions. [2021-10-06 20:59:06,185 INFO L78 Accepts]: Start accepts. Automaton has 486 states and 1290 transitions. Word has length 2 [2021-10-06 20:59:06,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-06 20:59:06,186 INFO L470 AbstractCegarLoop]: Abstraction has 486 states and 1290 transitions. [2021-10-06 20:59:06,186 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) [2021-10-06 20:59:06,186 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 1290 transitions. [2021-10-06 20:59:06,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-10-06 20:59:06,186 INFO L504 BasicCegarLoop]: Found error trace [2021-10-06 20:59:06,187 INFO L512 BasicCegarLoop]: trace histogram [1, 1] [2021-10-06 20:59:06,204 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-06 20:59:06,399 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 [2021-10-06 20:59:06,400 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread1Err2REQUIRES_VIOLATION, thread1Err3REQUIRES_VIOLATION (and 44 more)] === [2021-10-06 20:59:06,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 20:59:06,401 INFO L82 PathProgramCache]: Analyzing trace with hash 24308, now seen corresponding path program 1 times [2021-10-06 20:59:06,401 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-06 20:59:06,402 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1146205132] [2021-10-06 20:59:06,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 20:59:06,402 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-06 20:59:06,403 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-06 20:59:06,404 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) [2021-10-06 20:59:06,431 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-06 20:59:06,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-06 20:59:06,457 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-06 20:59:06,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-06 20:59:06,516 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-10-06 20:59:06,516 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-06 20:59:06,518 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1REQUIRES_VIOLATION [2021-10-06 20:59:06,521 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0REQUIRES_VIOLATION [2021-10-06 20:59:06,521 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1REQUIRES_VIOLATION [2021-10-06 20:59:06,522 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2REQUIRES_VIOLATION [2021-10-06 20:59:06,522 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3REQUIRES_VIOLATION [2021-10-06 20:59:06,522 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4REQUIRES_VIOLATION [2021-10-06 20:59:06,522 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5REQUIRES_VIOLATION [2021-10-06 20:59:06,523 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6REQUIRES_VIOLATION [2021-10-06 20:59:06,523 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7REQUIRES_VIOLATION [2021-10-06 20:59:06,523 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0REQUIRES_VIOLATION [2021-10-06 20:59:06,523 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1REQUIRES_VIOLATION [2021-10-06 20:59:06,524 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2REQUIRES_VIOLATION [2021-10-06 20:59:06,524 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3REQUIRES_VIOLATION [2021-10-06 20:59:06,524 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4REQUIRES_VIOLATION [2021-10-06 20:59:06,524 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5REQUIRES_VIOLATION [2021-10-06 20:59:06,525 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6REQUIRES_VIOLATION [2021-10-06 20:59:06,525 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7REQUIRES_VIOLATION [2021-10-06 20:59:06,525 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0REQUIRES_VIOLATION [2021-10-06 20:59:06,525 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2REQUIRES_VIOLATION [2021-10-06 20:59:06,526 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3REQUIRES_VIOLATION [2021-10-06 20:59:06,526 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4REQUIRES_VIOLATION [2021-10-06 20:59:06,526 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5REQUIRES_VIOLATION [2021-10-06 20:59:06,526 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6REQUIRES_VIOLATION [2021-10-06 20:59:06,527 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7REQUIRES_VIOLATION [2021-10-06 20:59:06,527 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8REQUIRES_VIOLATION [2021-10-06 20:59:06,527 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9REQUIRES_VIOLATION [2021-10-06 20:59:06,527 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10REQUIRES_VIOLATION [2021-10-06 20:59:06,528 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11REQUIRES_VIOLATION [2021-10-06 20:59:06,528 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK [2021-10-06 20:59:06,528 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK [2021-10-06 20:59:06,529 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-06 20:59:06,529 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-06 20:59:06,529 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0REQUIRES_VIOLATION [2021-10-06 20:59:06,529 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1REQUIRES_VIOLATION [2021-10-06 20:59:06,530 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2REQUIRES_VIOLATION [2021-10-06 20:59:06,530 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3REQUIRES_VIOLATION [2021-10-06 20:59:06,530 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4REQUIRES_VIOLATION [2021-10-06 20:59:06,530 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5REQUIRES_VIOLATION [2021-10-06 20:59:06,530 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6REQUIRES_VIOLATION [2021-10-06 20:59:06,531 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7REQUIRES_VIOLATION [2021-10-06 20:59:06,531 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0REQUIRES_VIOLATION [2021-10-06 20:59:06,531 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1REQUIRES_VIOLATION [2021-10-06 20:59:06,531 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2REQUIRES_VIOLATION [2021-10-06 20:59:06,532 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3REQUIRES_VIOLATION [2021-10-06 20:59:06,532 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4REQUIRES_VIOLATION [2021-10-06 20:59:06,532 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5REQUIRES_VIOLATION [2021-10-06 20:59:06,532 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6REQUIRES_VIOLATION [2021-10-06 20:59:06,533 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7REQUIRES_VIOLATION [2021-10-06 20:59:06,547 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-06 20:59:06,745 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 [2021-10-06 20:59:06,756 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-06 20:59:06,756 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-06 20:59:06,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.10 08:59:06 BasicIcfg [2021-10-06 20:59:06,776 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-06 20:59:06,780 INFO L168 Benchmark]: Toolchain (without parser) took 34655.47 ms. Allocated memory was 160.4 MB in the beginning and 197.1 MB in the end (delta: 36.7 MB). Free memory was 134.5 MB in the beginning and 141.9 MB in the end (delta: -7.4 MB). Peak memory consumption was 30.8 MB. Max. memory is 8.0 GB. [2021-10-06 20:59:06,781 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 160.4 MB. Free memory is still 130.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-06 20:59:06,782 INFO L168 Benchmark]: CACSL2BoogieTranslator took 370.72 ms. Allocated memory is still 160.4 MB. Free memory was 134.2 MB in the beginning and 121.5 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-10-06 20:59:06,788 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.21 ms. Allocated memory is still 160.4 MB. Free memory was 121.3 MB in the beginning and 119.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-06 20:59:06,788 INFO L168 Benchmark]: Boogie Preprocessor took 39.87 ms. Allocated memory is still 160.4 MB. Free memory was 119.5 MB in the beginning and 117.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-10-06 20:59:06,789 INFO L168 Benchmark]: RCFGBuilder took 964.94 ms. Allocated memory is still 160.4 MB. Free memory was 117.8 MB in the beginning and 133.4 MB in the end (delta: -15.6 MB). Peak memory consumption was 17.7 MB. Max. memory is 8.0 GB. [2021-10-06 20:59:06,792 INFO L168 Benchmark]: TraceAbstraction took 33215.92 ms. Allocated memory was 160.4 MB in the beginning and 197.1 MB in the end (delta: 36.7 MB). Free memory was 132.9 MB in the beginning and 141.9 MB in the end (delta: -9.0 MB). Peak memory consumption was 27.7 MB. Max. memory is 8.0 GB. [2021-10-06 20:59:06,803 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 160.4 MB. Free memory is still 130.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 370.72 ms. Allocated memory is still 160.4 MB. Free memory was 134.2 MB in the beginning and 121.5 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 47.21 ms. Allocated memory is still 160.4 MB. Free memory was 121.3 MB in the beginning and 119.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 39.87 ms. Allocated memory is still 160.4 MB. Free memory was 119.5 MB in the beginning and 117.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 964.94 ms. Allocated memory is still 160.4 MB. Free memory was 117.8 MB in the beginning and 133.4 MB in the end (delta: -15.6 MB). Peak memory consumption was 17.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 33215.92 ms. Allocated memory was 160.4 MB in the beginning and 197.1 MB in the end (delta: 36.7 MB). Free memory was 132.9 MB in the beginning and 141.9 MB in the end (delta: -9.0 MB). Peak memory consumption was 27.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 31511.8ms, 185 PlacesBefore, 57 PlacesAfterwards, 193 TransitionsBefore, 55 TransitionsAfterwards, 3180 CoEnabledTransitionPairs, 6 FixpointIterations, 107 TrivialSequentialCompositions, 83 ConcurrentSequentialCompositions, 19 TrivialYvCompositions, 6 ConcurrentYvCompositions, 10 ChoiceCompositions, 225 TotalNumberOfCompositions, 5502 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 4738, positive: 4642, positive conditional: 0, positive unconditional: 4642, negative: 96, negative conditional: 0, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2064, positive: 2034, positive conditional: 0, positive unconditional: 2034, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2064, positive: 2034, positive conditional: 0, positive unconditional: 2034, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 30, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2145, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2145, negative conditional: 0, negative unconditional: 2145, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4738, positive: 2608, positive conditional: 0, positive unconditional: 2608, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 2064, unknown conditional: 0, unknown unconditional: 2064] , Statistics on independence cache: Total cache size (in pairs): 240, Positive cache size: 228, Positive conditional cache size: 0, Positive unconditional cache size: 228, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 92]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L38] int *a1, *a2; [L39] int res1, res2, n1, n2; [L68] pthread_t t1, t2; [L70] n1 = __VERIFIER_nondet_int() [L71] n2 = __VERIFIER_nondet_int() [L35] COND FALSE !(!cond) [L90] int* arr = (int*)malloc(sizeof(int) * size); [L91] int i = 0; VAL [a1={0:0}, a2={0:0}, n1=1073741824, res1=0, res2=0] [L91] COND TRUE i < size [L92] arr[i] = __VERIFIER_nondet_int() - UnprovableResult [Line: 47]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 47]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 47]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 47]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 48]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 48]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 48]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 48]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 59]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 59]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 59]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 59]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 60]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 60]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 60]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 60]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 92]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 92]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 92]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 78]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 78]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 79]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 79]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 84]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: Not analyzed. - UnprovableResult [Line: 67]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 237 locations, 48 error locations. Started 1 CEGAR loops. OverallTime: 33018.2ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 11.9ms, AutomataDifference: 429.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 31615.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 14 SDtfs, 43 SDslu, 0 SDs, 0 SdLazy, 31 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 285.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=729occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 66.7ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 18.9ms SsaConstructionTime, 42.8ms SatisfiabilityAnalysisTime, 176.0ms InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 16 SizeOfPredicates, 3 NumberOfNonLiveVariables, 39 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-10-06 20:59:06,871 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...