/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false --cacsl2boogietranslator.check.absence.of.signed.integer.overflows true -i ../../../trunk/examples/svcomp/weaver/popl20-mult-equiv.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-53ca081-m [2022-09-16 11:59:29,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-16 11:59:29,416 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-16 11:59:29,450 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-16 11:59:29,450 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-16 11:59:29,453 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-16 11:59:29,456 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-16 11:59:29,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-16 11:59:29,462 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-16 11:59:29,468 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-16 11:59:29,469 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-16 11:59:29,470 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-16 11:59:29,470 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-16 11:59:29,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-16 11:59:29,473 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-16 11:59:29,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-16 11:59:29,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-16 11:59:29,477 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-16 11:59:29,479 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-16 11:59:29,485 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-16 11:59:29,486 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-16 11:59:29,487 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-16 11:59:29,489 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-16 11:59:29,490 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-16 11:59:29,496 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-09-16 11:59:29,496 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-09-16 11:59:29,497 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-09-16 11:59:29,498 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-09-16 11:59:29,499 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-09-16 11:59:29,499 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-09-16 11:59:29,500 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-09-16 11:59:29,501 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-09-16 11:59:29,502 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-09-16 11:59:29,503 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-09-16 11:59:29,504 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-09-16 11:59:29,504 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-09-16 11:59:29,505 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-09-16 11:59:29,505 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-09-16 11:59:29,505 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-16 11:59:29,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-16 11:59:29,506 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-16 11:59:29,507 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf [2022-09-16 11:59:29,542 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-16 11:59:29,542 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-16 11:59:29,543 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-09-16 11:59:29,543 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-09-16 11:59:29,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-09-16 11:59:29,543 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-09-16 11:59:29,544 INFO L138 SettingsManager]: * Use SBE=true [2022-09-16 11:59:29,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-16 11:59:29,544 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-16 11:59:29,544 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-09-16 11:59:29,545 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-16 11:59:29,545 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-16 11:59:29,545 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-09-16 11:59:29,545 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-09-16 11:59:29,545 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-09-16 11:59:29,546 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-16 11:59:29,546 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-16 11:59:29,546 INFO L138 SettingsManager]: * Use constant arrays=true [2022-09-16 11:59:29,546 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-09-16 11:59:29,546 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-16 11:59:29,546 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-16 11:59:29,546 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-09-16 11:59:29,547 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-09-16 11:59:29,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-16 11:59:29,547 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-16 11:59:29,547 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-09-16 11:59:29,547 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-09-16 11:59:29,547 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-09-16 11:59:29,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-09-16 11:59:29,548 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-09-16 11:59:29,548 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-09-16 11:59:29,548 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2022-09-16 11:59:29,803 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-16 11:59:29,829 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-16 11:59:29,831 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-16 11:59:29,832 INFO L271 PluginConnector]: Initializing CDTParser... [2022-09-16 11:59:29,833 INFO L275 PluginConnector]: CDTParser initialized [2022-09-16 11:59:29,834 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-mult-equiv.wvr.c [2022-09-16 11:59:29,903 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccbe32acf/0f9a9e1925db4074856a3c57810320d4/FLAG132dd53bb [2022-09-16 11:59:30,352 INFO L306 CDTParser]: Found 1 translation units. [2022-09-16 11:59:30,353 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-mult-equiv.wvr.c [2022-09-16 11:59:30,364 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccbe32acf/0f9a9e1925db4074856a3c57810320d4/FLAG132dd53bb [2022-09-16 11:59:30,868 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccbe32acf/0f9a9e1925db4074856a3c57810320d4 [2022-09-16 11:59:30,871 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-16 11:59:30,872 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-09-16 11:59:30,876 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-09-16 11:59:30,876 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-09-16 11:59:30,879 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-09-16 11:59:30,880 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 11:59:30" (1/1) ... [2022-09-16 11:59:30,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@755f4854 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 11:59:30, skipping insertion in model container [2022-09-16 11:59:30,882 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 11:59:30" (1/1) ... [2022-09-16 11:59:30,888 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-09-16 11:59:30,908 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-09-16 11:59:31,082 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-mult-equiv.wvr.c[2591,2604] [2022-09-16 11:59:31,084 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-09-16 11:59:31,090 INFO L203 MainTranslator]: Completed pre-run [2022-09-16 11:59:31,110 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-mult-equiv.wvr.c[2591,2604] [2022-09-16 11:59:31,111 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-09-16 11:59:31,124 INFO L208 MainTranslator]: Completed translation [2022-09-16 11:59:31,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 11:59:31 WrapperNode [2022-09-16 11:59:31,124 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-09-16 11:59:31,125 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-16 11:59:31,125 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-16 11:59:31,126 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-16 11:59:31,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 11:59:31" (1/1) ... [2022-09-16 11:59:31,139 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 11:59:31" (1/1) ... [2022-09-16 11:59:31,161 INFO L138 Inliner]: procedures = 22, calls = 39, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 68 [2022-09-16 11:59:31,162 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-16 11:59:31,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-16 11:59:31,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-16 11:59:31,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-16 11:59:31,169 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 11:59:31" (1/1) ... [2022-09-16 11:59:31,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 11:59:31" (1/1) ... [2022-09-16 11:59:31,181 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 11:59:31" (1/1) ... [2022-09-16 11:59:31,182 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 11:59:31" (1/1) ... [2022-09-16 11:59:31,192 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 11:59:31" (1/1) ... [2022-09-16 11:59:31,195 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 11:59:31" (1/1) ... [2022-09-16 11:59:31,197 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 11:59:31" (1/1) ... [2022-09-16 11:59:31,199 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-16 11:59:31,203 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-16 11:59:31,203 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-16 11:59:31,203 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-16 11:59:31,204 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 11:59:31" (1/1) ... [2022-09-16 11:59:31,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-16 11:59:31,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 11:59:31,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-09-16 11:59:31,271 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-09-16 11:59:31,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-09-16 11:59:31,290 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-09-16 11:59:31,290 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-09-16 11:59:31,290 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-09-16 11:59:31,290 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-09-16 11:59:31,290 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-09-16 11:59:31,291 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-09-16 11:59:31,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-09-16 11:59:31,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-09-16 11:59:31,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-09-16 11:59:31,291 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-09-16 11:59:31,291 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-09-16 11:59:31,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-16 11:59:31,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-16 11:59:31,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-09-16 11:59:31,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-09-16 11:59:31,293 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-09-16 11:59:31,371 INFO L234 CfgBuilder]: Building ICFG [2022-09-16 11:59:31,372 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-16 11:59:31,566 INFO L275 CfgBuilder]: Performing block encoding [2022-09-16 11:59:31,647 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-16 11:59:31,647 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-09-16 11:59:31,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 11:59:31 BoogieIcfgContainer [2022-09-16 11:59:31,649 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-16 11:59:31,651 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-09-16 11:59:31,651 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-09-16 11:59:31,662 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-09-16 11:59:31,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 11:59:30" (1/3) ... [2022-09-16 11:59:31,663 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@134b7d9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 11:59:31, skipping insertion in model container [2022-09-16 11:59:31,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 11:59:31" (2/3) ... [2022-09-16 11:59:31,664 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@134b7d9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 11:59:31, skipping insertion in model container [2022-09-16 11:59:31,664 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 11:59:31" (3/3) ... [2022-09-16 11:59:31,665 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-mult-equiv.wvr.c [2022-09-16 11:59:31,680 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-09-16 11:59:31,680 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-09-16 11:59:31,681 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@134b7d9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 11:59:31, skipping insertion in model container [2022-09-16 11:59:31,682 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-09-16 11:59:31,684 INFO L158 Benchmark]: Toolchain (without parser) took 810.41ms. Allocated memory is still 180.4MB. Free memory was 127.5MB in the beginning and 137.5MB in the end (delta: -10.0MB). There was no memory consumed. Max. memory is 8.0GB. [2022-09-16 11:59:31,684 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 180.4MB. Free memory is still 144.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-09-16 11:59:31,685 INFO L158 Benchmark]: CACSL2BoogieTranslator took 248.40ms. Allocated memory is still 180.4MB. Free memory was 127.4MB in the beginning and 158.3MB in the end (delta: -30.9MB). Peak memory consumption was 13.0MB. Max. memory is 8.0GB. [2022-09-16 11:59:31,686 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.38ms. Allocated memory is still 180.4MB. Free memory was 158.3MB in the beginning and 156.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-09-16 11:59:31,687 INFO L158 Benchmark]: Boogie Preprocessor took 36.55ms. Allocated memory is still 180.4MB. Free memory was 156.5MB in the beginning and 155.4MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-16 11:59:31,688 INFO L158 Benchmark]: RCFGBuilder took 446.70ms. Allocated memory is still 180.4MB. Free memory was 155.4MB in the beginning and 140.1MB in the end (delta: 15.3MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2022-09-16 11:59:31,689 INFO L158 Benchmark]: TraceAbstraction took 30.37ms. Allocated memory is still 180.4MB. Free memory was 139.4MB in the beginning and 137.5MB in the end (delta: 1.9MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-16 11:59:31,695 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 180.4MB. Free memory is still 144.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 248.40ms. Allocated memory is still 180.4MB. Free memory was 127.4MB in the beginning and 158.3MB in the end (delta: -30.9MB). Peak memory consumption was 13.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 36.38ms. Allocated memory is still 180.4MB. Free memory was 158.3MB in the beginning and 156.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 36.55ms. Allocated memory is still 180.4MB. Free memory was 156.5MB in the beginning and 155.4MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 446.70ms. Allocated memory is still 180.4MB. Free memory was 155.4MB in the beginning and 140.1MB in the end (delta: 15.3MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * TraceAbstraction took 30.37ms. Allocated memory is still 180.4MB. Free memory was 139.4MB in the beginning and 137.5MB in the end (delta: 1.9MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-09-16 11:59:31,741 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...