/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-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe036_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 05:17:31,751 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 05:17:31,753 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 05:17:31,779 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-17 05:17:32,053 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 05:17:32,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 05:17:32,054 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 05:17:32,055 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-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2021-06-17 05:17:32,092 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 05:17:32,093 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 05:17:32,093 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 05:17:32,093 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 05:17:32,096 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 05:17:32,096 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 05:17:32,096 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 05:17:32,096 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 05:17:32,097 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 05:17:32,097 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 05:17:32,097 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 05:17:32,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 05:17:32,098 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 05:17:32,098 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 05:17:32,098 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 05:17:32,098 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 05:17:32,098 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 05:17:32,098 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 05:17:32,099 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 05:17:32,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 05:17:32,099 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 05:17:32,099 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 05:17:32,099 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 05:17:32,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 05:17:32,099 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 05:17:32,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 05:17:32,100 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 05:17:32,100 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 05:17:32,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 05:17:32,100 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 05:17:32,100 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 05:17:32,100 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 05:17:32,101 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 05:17:32,101 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 05:17:32,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 05:17:32,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 05:17:32,451 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 05:17:32,452 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-17 05:17:32,453 INFO L275 PluginConnector]: CDTParser initialized [2021-06-17 05:17:32,454 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe036_pso.oepc.i [2021-06-17 05:17:32,514 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/473328eee/b85324b032884d35883c61cb536e2ba4/FLAGc36e94769 [2021-06-17 05:17:33,076 INFO L306 CDTParser]: Found 1 translation units. [2021-06-17 05:17:33,076 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe036_pso.oepc.i [2021-06-17 05:17:33,093 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/473328eee/b85324b032884d35883c61cb536e2ba4/FLAGc36e94769 [2021-06-17 05:17:33,372 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/473328eee/b85324b032884d35883c61cb536e2ba4 [2021-06-17 05:17:33,374 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 05:17:33,376 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-17 05:17:33,393 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-17 05:17:33,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-17 05:17:33,397 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-17 05:17:33,397 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 05:17:33" (1/1) ... [2021-06-17 05:17:33,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@510a474a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:17:33, skipping insertion in model container [2021-06-17 05:17:33,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 05:17:33" (1/1) ... [2021-06-17 05:17:33,405 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-17 05:17:33,470 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-17 05:17:33,586 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe036_pso.oepc.i[950,963] [2021-06-17 05:17:33,719 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 05:17:33,725 INFO L203 MainTranslator]: Completed pre-run [2021-06-17 05:17:33,749 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe036_pso.oepc.i[950,963] [2021-06-17 05:17:33,788 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 05:17:33,860 INFO L208 MainTranslator]: Completed translation [2021-06-17 05:17:33,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:17:33 WrapperNode [2021-06-17 05:17:33,863 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-17 05:17:33,864 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 05:17:33,864 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 05:17:33,864 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 05:17:33,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:17:33" (1/1) ... [2021-06-17 05:17:33,900 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:17:33" (1/1) ... [2021-06-17 05:17:33,921 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 05:17:33,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 05:17:33,922 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 05:17:33,922 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 05:17:33,928 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:17:33" (1/1) ... [2021-06-17 05:17:33,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:17:33" (1/1) ... [2021-06-17 05:17:33,932 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:17:33" (1/1) ... [2021-06-17 05:17:33,933 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:17:33" (1/1) ... [2021-06-17 05:17:33,949 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:17:33" (1/1) ... [2021-06-17 05:17:33,950 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:17:33" (1/1) ... [2021-06-17 05:17:33,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:17:33" (1/1) ... [2021-06-17 05:17:33,954 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 05:17:33,955 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 05:17:33,955 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 05:17:33,955 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 05:17:33,955 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:17:33" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 05:17:34,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-17 05:17:34,033 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-17 05:17:34,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-17 05:17:34,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-17 05:17:34,035 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-17 05:17:34,035 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-17 05:17:34,035 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-17 05:17:34,036 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-17 05:17:34,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-17 05:17:34,036 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-17 05:17:34,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 05:17:34,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 05:17:34,037 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-17 05:17:34,425 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 05:17:34,426 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-17 05:17:34,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 05:17:34 BoogieIcfgContainer [2021-06-17 05:17:34,428 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 05:17:34,430 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 05:17:34,430 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 05:17:34,432 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 05:17:34,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.06 05:17:33" (1/3) ... [2021-06-17 05:17:34,433 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b24a217 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 05:17:34, skipping insertion in model container [2021-06-17 05:17:34,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:17:33" (2/3) ... [2021-06-17 05:17:34,434 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b24a217 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 05:17:34, skipping insertion in model container [2021-06-17 05:17:34,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 05:17:34" (3/3) ... [2021-06-17 05:17:34,436 INFO L111 eAbstractionObserver]: Analyzing ICFG safe036_pso.oepc.i [2021-06-17 05:17:34,441 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 05:17:34,442 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 05:17:34,442 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 05:17:34,442 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 05:17:34,472 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,473 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,473 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,473 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,473 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,473 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,473 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,474 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,474 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,474 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,475 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,475 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,476 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,476 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,476 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,476 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,476 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,476 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,476 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,477 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,477 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,477 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,478 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,478 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,480 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,481 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,481 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,481 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,486 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,486 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,486 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,487 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:17:34,491 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-17 05:17:34,510 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-17 05:17:34,583 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 05:17:34,583 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 05:17:34,583 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 05:17:34,583 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 05:17:34,584 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 05:17:34,584 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 05:17:34,584 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 05:17:34,584 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 05:17:34,782 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:17:34,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:17:34,787 INFO L82 PathProgramCache]: Analyzing trace with hash -1023082555, now seen corresponding path program 1 times [2021-06-17 05:17:34,795 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:17:34,795 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807745422] [2021-06-17 05:17:34,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:17:34,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:17:35,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:17:35,011 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:17:35,011 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807745422] [2021-06-17 05:17:35,012 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [807745422] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:17:35,012 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:17:35,012 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-17 05:17:35,013 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808614635] [2021-06-17 05:17:35,017 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-17 05:17:35,017 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:17:35,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-17 05:17:35,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-17 05:17:35,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:17:35,030 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:17:35,032 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 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) [2021-06-17 05:17:35,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:17:35,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:17:35,046 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 05:17:35,047 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:17:35,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:17:35,047 INFO L82 PathProgramCache]: Analyzing trace with hash -1598573603, now seen corresponding path program 1 times [2021-06-17 05:17:35,047 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:17:35,048 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806965026] [2021-06-17 05:17:35,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:17:35,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:17:35,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:17:35,326 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:17:35,326 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806965026] [2021-06-17 05:17:35,327 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [806965026] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:17:35,327 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:17:35,327 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 05:17:35,327 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151904805] [2021-06-17 05:17:35,328 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 05:17:35,329 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:17:35,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 05:17:35,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-17 05:17:35,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:17:35,330 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:17:35,330 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 7 states have internal predecessors, (47), 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) [2021-06-17 05:17:35,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:17:35,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:17:35,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:17:35,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 05:17:35,514 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 05:17:35,514 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:17:35,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:17:35,515 INFO L82 PathProgramCache]: Analyzing trace with hash -1514311269, now seen corresponding path program 1 times [2021-06-17 05:17:35,515 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:17:35,515 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915343664] [2021-06-17 05:17:35,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:17:35,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:17:35,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:17:35,665 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:17:35,670 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915343664] [2021-06-17 05:17:35,671 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1915343664] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:17:35,671 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:17:35,671 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 05:17:35,671 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552139601] [2021-06-17 05:17:35,672 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 05:17:35,672 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:17:35,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 05:17:35,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 05:17:35,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:17:35,674 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:17:35,674 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 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) [2021-06-17 05:17:35,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:17:35,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-17 05:17:35,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:17:36,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:17:36,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 05:17:36,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:17:36,035 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 05:17:36,035 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:17:36,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:17:36,035 INFO L82 PathProgramCache]: Analyzing trace with hash -63815023, now seen corresponding path program 2 times [2021-06-17 05:17:36,035 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:17:36,035 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638132792] [2021-06-17 05:17:36,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:17:36,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:17:36,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:17:36,160 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:17:36,160 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638132792] [2021-06-17 05:17:36,160 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638132792] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:17:36,160 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:17:36,161 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 05:17:36,161 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184336489] [2021-06-17 05:17:36,161 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 05:17:36,161 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:17:36,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 05:17:36,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 05:17:36,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:17:36,162 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:17:36,162 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 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) [2021-06-17 05:17:36,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:17:36,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-17 05:17:36,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:17:36,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:17:36,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:17:36,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 05:17:36,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:17:36,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:17:36,371 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-17 05:17:36,393 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 05:17:36,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 05:17:36 BasicIcfg [2021-06-17 05:17:36,395 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 05:17:36,396 INFO L168 Benchmark]: Toolchain (without parser) took 3020.15 ms. Allocated memory is still 187.7 MB. Free memory was 150.4 MB in the beginning and 66.3 MB in the end (delta: 84.1 MB). Peak memory consumption was 85.0 MB. Max. memory is 8.0 GB. [2021-06-17 05:17:36,396 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 187.7 MB. Free memory is still 168.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 05:17:36,396 INFO L168 Benchmark]: CACSL2BoogieTranslator took 469.99 ms. Allocated memory is still 187.7 MB. Free memory was 150.3 MB in the beginning and 151.4 MB in the end (delta: -1.1 MB). Peak memory consumption was 15.2 MB. Max. memory is 8.0 GB. [2021-06-17 05:17:36,397 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.83 ms. Allocated memory is still 187.7 MB. Free memory was 151.4 MB in the beginning and 149.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 05:17:36,397 INFO L168 Benchmark]: Boogie Preprocessor took 31.99 ms. Allocated memory is still 187.7 MB. Free memory was 149.3 MB in the beginning and 148.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 05:17:36,397 INFO L168 Benchmark]: RCFGBuilder took 473.71 ms. Allocated memory is still 187.7 MB. Free memory was 148.3 MB in the beginning and 127.3 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2021-06-17 05:17:36,398 INFO L168 Benchmark]: TraceAbstraction took 1965.73 ms. Allocated memory is still 187.7 MB. Free memory was 126.8 MB in the beginning and 66.3 MB in the end (delta: 60.4 MB). Peak memory consumption was 61.5 MB. Max. memory is 8.0 GB. [2021-06-17 05:17:36,399 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 187.7 MB. Free memory is still 168.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 469.99 ms. Allocated memory is still 187.7 MB. Free memory was 150.3 MB in the beginning and 151.4 MB in the end (delta: -1.1 MB). Peak memory consumption was 15.2 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 56.83 ms. Allocated memory is still 187.7 MB. Free memory was 151.4 MB in the beginning and 149.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 31.99 ms. Allocated memory is still 187.7 MB. Free memory was 149.3 MB in the beginning and 148.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 473.71 ms. Allocated memory is still 187.7 MB. Free memory was 148.3 MB in the beginning and 127.3 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1965.73 ms. Allocated memory is still 187.7 MB. Free memory was 126.8 MB in the beginning and 66.3 MB in the end (delta: 60.4 MB). Peak memory consumption was 61.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1784, positive: 1713, positive conditional: 966, positive unconditional: 747, negative: 71, negative conditional: 57, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1744, positive: 1713, positive conditional: 966, positive unconditional: 747, negative: 31, negative conditional: 17, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1744, positive: 1696, positive conditional: 0, positive unconditional: 1696, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 482, positive: 474, positive conditional: 0, positive unconditional: 474, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 482, positive: 473, positive conditional: 0, positive unconditional: 473, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 13, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 9, negative conditional: 1, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 92, positive: 11, positive conditional: 5, positive unconditional: 6, negative: 81, negative conditional: 4, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1744, positive: 1222, positive conditional: 0, positive unconditional: 1222, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 482, unknown conditional: 0, unknown unconditional: 482] , Statistics on independence cache: Total cache size (in pairs): 486, Positive cache size: 477, Positive conditional cache size: 3, Positive unconditional cache size: 474, Negative cache size: 9, Negative conditional cache size: 1, Negative unconditional cache size: 8, SemanticConditionEliminator.Independence Queries: [ total: 110, positive: 17, positive conditional: 17, positive unconditional: 0, negative: 93, negative conditional: 13, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 110, positive: 17, positive conditional: 17, positive unconditional: 0, negative: 93, negative conditional: 13, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 13, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 9, negative conditional: 1, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 92, positive: 11, positive conditional: 5, positive unconditional: 6, negative: 81, negative conditional: 4, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 110, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 92, negative conditional: 12, negative unconditional: 80, unknown: 4, unknown conditional: 4, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 486, Positive cache size: 477, Positive conditional cache size: 3, Positive unconditional cache size: 474, Negative cache size: 9, Negative conditional cache size: 1, Negative unconditional cache size: 8, Eliminated conditions: 62, SemanticConditionEliminator.Independence Queries: [ total: 110, positive: 17, positive conditional: 17, positive unconditional: 0, negative: 93, negative conditional: 13, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 110, positive: 17, positive conditional: 17, positive unconditional: 0, negative: 93, negative conditional: 13, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 13, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 9, negative conditional: 1, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 92, positive: 11, positive conditional: 5, positive unconditional: 6, negative: 81, negative conditional: 4, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 110, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 92, negative conditional: 12, negative unconditional: 80, unknown: 4, unknown conditional: 4, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 486, Positive cache size: 477, Positive conditional cache size: 3, Positive unconditional cache size: 474, Negative cache size: 9, Negative conditional cache size: 1, Negative unconditional cache size: 8, Eliminated conditions: 62, SemanticConditionEliminator.Independence Queries: [ total: 110, positive: 17, positive conditional: 17, positive unconditional: 0, negative: 93, negative conditional: 13, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 110, positive: 17, positive conditional: 17, positive unconditional: 0, negative: 93, negative conditional: 13, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 13, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 9, negative conditional: 1, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 92, positive: 11, positive conditional: 5, positive unconditional: 6, negative: 81, negative conditional: 4, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 110, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 92, negative conditional: 12, negative unconditional: 80, unknown: 4, unknown conditional: 4, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 486, Positive cache size: 477, Positive conditional cache size: 3, Positive unconditional cache size: 474, Negative cache size: 9, Negative conditional cache size: 1, Negative unconditional cache size: 8, Eliminated conditions: 62, SemanticConditionEliminator.Independence Queries: [ total: 110, positive: 17, positive conditional: 17, positive unconditional: 0, negative: 93, negative conditional: 13, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 110, positive: 17, positive conditional: 17, positive unconditional: 0, negative: 93, negative conditional: 13, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 13, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 9, negative conditional: 1, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 92, positive: 11, positive conditional: 5, positive unconditional: 6, negative: 81, negative conditional: 4, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 110, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 92, negative conditional: 12, negative unconditional: 80, unknown: 4, unknown conditional: 4, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 486, Positive cache size: 477, Positive conditional cache size: 3, Positive unconditional cache size: 474, Negative cache size: 9, Negative conditional cache size: 1, Negative unconditional cache size: 8, Eliminated conditions: 62 ], Maximal queried relation: 4, Independence queries for same thread: 40 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 245, Number of persistent set computation: 864, Number of trivial persistent sets: 512, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1784, positive: 1713, positive conditional: 966, positive unconditional: 747, negative: 71, negative conditional: 57, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1744, positive: 1713, positive conditional: 966, positive unconditional: 747, negative: 31, negative conditional: 17, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1744, positive: 1696, positive conditional: 0, positive unconditional: 1696, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 482, positive: 474, positive conditional: 0, positive unconditional: 474, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 482, positive: 473, positive conditional: 0, positive unconditional: 473, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 13, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 9, negative conditional: 1, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 92, positive: 11, positive conditional: 5, positive unconditional: 6, negative: 81, negative conditional: 4, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1744, positive: 1222, positive conditional: 0, positive unconditional: 1222, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 482, unknown conditional: 0, unknown unconditional: 482] , Statistics on independence cache: Total cache size (in pairs): 486, Positive cache size: 477, Positive conditional cache size: 3, Positive unconditional cache size: 474, Negative cache size: 9, Negative conditional cache size: 1, Negative unconditional cache size: 8, SemanticConditionEliminator.Independence Queries: [ total: 110, positive: 17, positive conditional: 17, positive unconditional: 0, negative: 93, negative conditional: 13, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 110, positive: 17, positive conditional: 17, positive unconditional: 0, negative: 93, negative conditional: 13, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 13, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 9, negative conditional: 1, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 92, positive: 11, positive conditional: 5, positive unconditional: 6, negative: 81, negative conditional: 4, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 110, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 92, negative conditional: 12, negative unconditional: 80, unknown: 4, unknown conditional: 4, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 486, Positive cache size: 477, Positive conditional cache size: 3, Positive unconditional cache size: 474, Negative cache size: 9, Negative conditional cache size: 1, Negative unconditional cache size: 8, Eliminated conditions: 62, SemanticConditionEliminator.Independence Queries: [ total: 110, positive: 17, positive conditional: 17, positive unconditional: 0, negative: 93, negative conditional: 13, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 110, positive: 17, positive conditional: 17, positive unconditional: 0, negative: 93, negative conditional: 13, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 13, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 9, negative conditional: 1, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 92, positive: 11, positive conditional: 5, positive unconditional: 6, negative: 81, negative conditional: 4, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 110, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 92, negative conditional: 12, negative unconditional: 80, unknown: 4, unknown conditional: 4, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 486, Positive cache size: 477, Positive conditional cache size: 3, Positive unconditional cache size: 474, Negative cache size: 9, Negative conditional cache size: 1, Negative unconditional cache size: 8, Eliminated conditions: 62, SemanticConditionEliminator.Independence Queries: [ total: 110, positive: 17, positive conditional: 17, positive unconditional: 0, negative: 93, negative conditional: 13, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 110, positive: 17, positive conditional: 17, positive unconditional: 0, negative: 93, negative conditional: 13, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 13, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 9, negative conditional: 1, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 92, positive: 11, positive conditional: 5, positive unconditional: 6, negative: 81, negative conditional: 4, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 110, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 92, negative conditional: 12, negative unconditional: 80, unknown: 4, unknown conditional: 4, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 486, Positive cache size: 477, Positive conditional cache size: 3, Positive unconditional cache size: 474, Negative cache size: 9, Negative conditional cache size: 1, Negative unconditional cache size: 8, Eliminated conditions: 62, SemanticConditionEliminator.Independence Queries: [ total: 110, positive: 17, positive conditional: 17, positive unconditional: 0, negative: 93, negative conditional: 13, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 110, positive: 17, positive conditional: 17, positive unconditional: 0, negative: 93, negative conditional: 13, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 13, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 9, negative conditional: 1, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 92, positive: 11, positive conditional: 5, positive unconditional: 6, negative: 81, negative conditional: 4, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 110, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 92, negative conditional: 12, negative unconditional: 80, unknown: 4, unknown conditional: 4, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 486, Positive cache size: 477, Positive conditional cache size: 3, Positive unconditional cache size: 474, Negative cache size: 9, Negative conditional cache size: 1, Negative unconditional cache size: 8, Eliminated conditions: 62 ], Maximal queried relation: 4, Independence queries for same thread: 40 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 82 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1854.9ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 13.1ms, PartialOrderReductionTime: 950.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 27, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 15.4ms SsaConstructionTime, 152.6ms SatisfiabilityAnalysisTime, 513.0ms InterpolantComputationTime, 197 NumberOfCodeBlocks, 197 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 193 ConstructedInterpolants, 0 QuantifiedInterpolants, 507 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...