/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/safe029_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 10:23:42,002 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 10:23:42,004 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 10:23:42,021 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 10:23:42,045 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 10:23:42,046 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 10:23:42,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 10:23:42,047 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 [2021-07-10 10:23:42,076 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 10:23:42,077 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 10:23:42,078 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 10:23:42,078 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 10:23:42,080 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 10:23:42,080 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 10:23:42,080 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 10:23:42,080 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 10:23:42,080 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 10:23:42,080 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 10:23:42,081 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 10:23:42,081 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 10:23:42,081 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 10:23:42,081 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 10:23:42,081 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 10:23:42,081 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 10:23:42,081 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 10:23:42,081 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 10:23:42,082 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 10:23:42,082 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 10:23:42,082 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 10:23:42,082 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 10:23:42,082 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 10:23:42,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 10:23:42,082 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 10:23:42,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 10:23:42,082 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 10:23:42,082 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 10:23:42,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 10:23:42,083 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 10:23:42,083 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 10:23:42,083 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 10:23:42,083 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-10 10:23:42,083 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 10:23:42,356 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 10:23:42,373 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 10:23:42,375 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 10:23:42,376 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-10 10:23:42,376 INFO L275 PluginConnector]: CDTParser initialized [2021-07-10 10:23:42,377 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe029_tso.opt.i [2021-07-10 10:23:42,421 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c39e0cf1c/4fe9d3b64cd0487391ed11a632b2a020/FLAGfd3d2ccdb [2021-07-10 10:23:42,839 INFO L306 CDTParser]: Found 1 translation units. [2021-07-10 10:23:42,839 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe029_tso.opt.i [2021-07-10 10:23:42,849 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c39e0cf1c/4fe9d3b64cd0487391ed11a632b2a020/FLAGfd3d2ccdb [2021-07-10 10:23:42,859 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c39e0cf1c/4fe9d3b64cd0487391ed11a632b2a020 [2021-07-10 10:23:42,861 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 10:23:42,862 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-10 10:23:42,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-10 10:23:42,863 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-10 10:23:42,866 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-10 10:23:42,866 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 10:23:42" (1/1) ... [2021-07-10 10:23:42,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@547e0319 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:23:42, skipping insertion in model container [2021-07-10 10:23:42,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 10:23:42" (1/1) ... [2021-07-10 10:23:42,871 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-10 10:23:42,893 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-10 10:23:43,021 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/safe029_tso.opt.i[949,962] [2021-07-10 10:23:43,150 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 10:23:43,156 INFO L203 MainTranslator]: Completed pre-run [2021-07-10 10:23:43,166 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/safe029_tso.opt.i[949,962] [2021-07-10 10:23:43,190 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 10:23:43,220 INFO L208 MainTranslator]: Completed translation [2021-07-10 10:23:43,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:23:43 WrapperNode [2021-07-10 10:23:43,221 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-10 10:23:43,222 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 10:23:43,222 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 10:23:43,222 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 10:23:43,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:23:43" (1/1) ... [2021-07-10 10:23:43,250 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:23:43" (1/1) ... [2021-07-10 10:23:43,267 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 10:23:43,267 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 10:23:43,267 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 10:23:43,268 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 10:23:43,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:23:43" (1/1) ... [2021-07-10 10:23:43,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:23:43" (1/1) ... [2021-07-10 10:23:43,276 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:23:43" (1/1) ... [2021-07-10 10:23:43,277 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:23:43" (1/1) ... [2021-07-10 10:23:43,292 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:23:43" (1/1) ... [2021-07-10 10:23:43,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:23:43" (1/1) ... [2021-07-10 10:23:43,295 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:23:43" (1/1) ... [2021-07-10 10:23:43,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 10:23:43,297 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 10:23:43,297 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 10:23:43,297 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 10:23:43,297 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:23:43" (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 [2021-07-10 10:23:43,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-10 10:23:43,393 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-10 10:23:43,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-10 10:23:43,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-10 10:23:43,394 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-10 10:23:43,394 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-10 10:23:43,394 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-10 10:23:43,394 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-10 10:23:43,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-10 10:23:43,394 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-10 10:23:43,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 10:23:43,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 10:23:43,395 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 10:23:43,707 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 10:23:43,707 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-10 10:23:43,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 10:23:43 BoogieIcfgContainer [2021-07-10 10:23:43,709 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 10:23:43,710 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 10:23:43,711 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 10:23:43,713 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 10:23:43,713 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 10:23:42" (1/3) ... [2021-07-10 10:23:43,714 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36117521 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 10:23:43, skipping insertion in model container [2021-07-10 10:23:43,714 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:23:43" (2/3) ... [2021-07-10 10:23:43,714 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36117521 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 10:23:43, skipping insertion in model container [2021-07-10 10:23:43,714 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 10:23:43" (3/3) ... [2021-07-10 10:23:43,715 INFO L111 eAbstractionObserver]: Analyzing ICFG safe029_tso.opt.i [2021-07-10 10:23:43,719 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 10:23:43,719 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 10:23:43,720 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 10:23:43,720 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 10:23:43,742 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,743 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,743 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,743 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,743 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,744 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,744 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,744 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,745 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,745 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,745 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,745 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,745 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,745 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,745 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,746 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,746 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,746 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,746 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,746 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,747 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,747 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,747 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,748 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,749 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,749 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,750 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,750 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,754 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,754 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,754 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,755 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:23:43,756 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-10 10:23:43,773 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 [2021-07-10 10:23:43,826 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 10:23:43,826 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 10:23:43,826 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 10:23:43,826 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 10:23:43,826 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 10:23:43,826 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 10:23:43,826 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 10:23:43,826 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 10:23:43,952 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:23:43,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:23:43,956 INFO L82 PathProgramCache]: Analyzing trace with hash -211163289, now seen corresponding path program 1 times [2021-07-10 10:23:43,962 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:23:43,962 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657125918] [2021-07-10 10:23:43,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:23:44,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:23:44,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:23:44,086 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:23:44,086 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657125918] [2021-07-10 10:23:44,087 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [657125918] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:23:44,087 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:23:44,087 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 10:23:44,088 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352402111] [2021-07-10 10:23:44,090 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-10 10:23:44,091 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:23:44,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-10 10:23:44,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-10 10:23:44,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:23:44,101 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:23:44,102 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 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) [2021-07-10 10:23:44,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:23:44,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:23:44,107 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 10:23:44,107 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:23:44,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:23:44,108 INFO L82 PathProgramCache]: Analyzing trace with hash 361687001, now seen corresponding path program 1 times [2021-07-10 10:23:44,108 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:23:44,108 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660144193] [2021-07-10 10:23:44,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:23:44,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:23:44,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:23:44,223 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:23:44,223 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660144193] [2021-07-10 10:23:44,223 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [660144193] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:23:44,223 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:23:44,223 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 10:23:44,223 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108744359] [2021-07-10 10:23:44,224 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 10:23:44,224 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:23:44,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 10:23:44,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 10:23:44,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:23:44,225 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:23:44,225 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 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) [2021-07-10 10:23:44,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:23:44,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:23:44,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:23:44,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:23:44,321 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 10:23:44,321 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:23:44,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:23:44,321 INFO L82 PathProgramCache]: Analyzing trace with hash 1707359197, now seen corresponding path program 1 times [2021-07-10 10:23:44,322 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:23:44,322 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731820554] [2021-07-10 10:23:44,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:23:44,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:23:44,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:23:44,415 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:23:44,415 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731820554] [2021-07-10 10:23:44,415 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731820554] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:23:44,415 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:23:44,415 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 10:23:44,415 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626173286] [2021-07-10 10:23:44,416 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 10:23:44,416 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:23:44,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 10:23:44,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 10:23:44,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:23:44,416 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:23:44,417 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 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) [2021-07-10 10:23:44,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:23:44,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:23:44,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:23:44,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:23:44,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:23:44,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:23:44,499 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-10 10:23:44,500 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:23:44,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:23:44,500 INFO L82 PathProgramCache]: Analyzing trace with hash 1614380724, now seen corresponding path program 1 times [2021-07-10 10:23:44,500 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:23:44,500 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697752758] [2021-07-10 10:23:44,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:23:44,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:23:44,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:23:44,567 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:23:44,567 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697752758] [2021-07-10 10:23:44,568 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697752758] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:23:44,568 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:23:44,568 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 10:23:44,568 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498260301] [2021-07-10 10:23:44,568 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 10:23:44,568 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:23:44,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 10:23:44,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 10:23:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:23:44,569 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:23:44,569 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 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) [2021-07-10 10:23:44,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:23:44,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:23:44,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:23:44,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:23:44,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:23:44,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:23:44,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:23:44,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:23:44,650 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-10 10:23:44,658 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 10:23:44,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 10:23:44 BasicIcfg [2021-07-10 10:23:44,659 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 10:23:44,660 INFO L168 Benchmark]: Toolchain (without parser) took 1797.91 ms. Allocated memory is still 184.5 MB. Free memory was 148.3 MB in the beginning and 66.5 MB in the end (delta: 81.8 MB). Peak memory consumption was 82.7 MB. Max. memory is 8.0 GB. [2021-07-10 10:23:44,660 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 184.5 MB. Free memory is still 166.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 10:23:44,660 INFO L168 Benchmark]: CACSL2BoogieTranslator took 358.14 ms. Allocated memory is still 184.5 MB. Free memory was 148.1 MB in the beginning and 158.0 MB in the end (delta: -9.9 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-07-10 10:23:44,661 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.15 ms. Allocated memory is still 184.5 MB. Free memory was 158.0 MB in the beginning and 156.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 10:23:44,661 INFO L168 Benchmark]: Boogie Preprocessor took 28.75 ms. Allocated memory is still 184.5 MB. Free memory was 156.0 MB in the beginning and 155.0 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 10:23:44,661 INFO L168 Benchmark]: RCFGBuilder took 412.66 ms. Allocated memory is still 184.5 MB. Free memory was 154.6 MB in the beginning and 134.4 MB in the end (delta: 20.2 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2021-07-10 10:23:44,662 INFO L168 Benchmark]: TraceAbstraction took 948.75 ms. Allocated memory is still 184.5 MB. Free memory was 134.0 MB in the beginning and 66.5 MB in the end (delta: 67.5 MB). Peak memory consumption was 68.4 MB. Max. memory is 8.0 GB. [2021-07-10 10:23:44,663 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 184.5 MB. Free memory is still 166.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 358.14 ms. Allocated memory is still 184.5 MB. Free memory was 148.1 MB in the beginning and 158.0 MB in the end (delta: -9.9 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 45.15 ms. Allocated memory is still 184.5 MB. Free memory was 158.0 MB in the beginning and 156.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 28.75 ms. Allocated memory is still 184.5 MB. Free memory was 156.0 MB in the beginning and 155.0 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 412.66 ms. Allocated memory is still 184.5 MB. Free memory was 154.6 MB in the beginning and 134.4 MB in the end (delta: 20.2 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 948.75 ms. Allocated memory is still 184.5 MB. Free memory was 134.0 MB in the beginning and 66.5 MB in the end (delta: 67.5 MB). Peak memory consumption was 68.4 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: 2411, positive: 2364, positive conditional: 424, positive unconditional: 1940, negative: 47, negative conditional: 19, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2402, positive: 2364, positive conditional: 424, positive unconditional: 1940, negative: 38, negative conditional: 10, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2402, positive: 2352, positive conditional: 0, positive unconditional: 2352, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 562, positive: 545, positive conditional: 0, positive unconditional: 545, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 562, positive: 543, positive conditional: 0, positive unconditional: 543, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 18, negative conditional: 1, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 69, positive: 8, positive conditional: 4, positive unconditional: 3, negative: 61, negative conditional: 1, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2402, positive: 1807, positive conditional: 0, positive unconditional: 1807, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 562, unknown conditional: 0, unknown unconditional: 562] , Statistics on independence cache: Total cache size (in pairs): 567, Positive cache size: 549, Positive conditional cache size: 4, Positive unconditional cache size: 545, Negative cache size: 18, Negative conditional cache size: 1, Negative unconditional cache size: 17, SemanticConditionEliminator.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 18, negative conditional: 1, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 69, positive: 8, positive conditional: 4, positive unconditional: 3, negative: 61, negative conditional: 1, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 133, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 120, negative conditional: 5, negative unconditional: 115, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 567, Positive cache size: 549, Positive conditional cache size: 4, Positive unconditional cache size: 545, Negative cache size: 18, Negative conditional cache size: 1, Negative unconditional cache size: 17, Eliminated conditions: 51, SemanticConditionEliminator.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 18, negative conditional: 1, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 69, positive: 8, positive conditional: 4, positive unconditional: 3, negative: 61, negative conditional: 1, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 133, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 120, negative conditional: 5, negative unconditional: 115, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 567, Positive cache size: 549, Positive conditional cache size: 4, Positive unconditional cache size: 545, Negative cache size: 18, Negative conditional cache size: 1, Negative unconditional cache size: 17, Eliminated conditions: 51, SemanticConditionEliminator.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 18, negative conditional: 1, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 69, positive: 8, positive conditional: 4, positive unconditional: 3, negative: 61, negative conditional: 1, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 133, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 120, negative conditional: 5, negative unconditional: 115, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 567, Positive cache size: 549, Positive conditional cache size: 4, Positive unconditional cache size: 545, Negative cache size: 18, Negative conditional cache size: 1, Negative unconditional cache size: 17, Eliminated conditions: 51, SemanticConditionEliminator.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 18, negative conditional: 1, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 69, positive: 8, positive conditional: 4, positive unconditional: 3, negative: 61, negative conditional: 1, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 133, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 120, negative conditional: 5, negative unconditional: 115, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 567, Positive cache size: 549, Positive conditional cache size: 4, Positive unconditional cache size: 545, Negative cache size: 18, Negative conditional cache size: 1, Negative unconditional cache size: 17, Eliminated conditions: 51 ], Maximal queried relation: 4, Independence queries for same thread: 9 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 114, Number of persistent set computation: 118, Number of trivial persistent sets: 56, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2411, positive: 2364, positive conditional: 424, positive unconditional: 1940, negative: 47, negative conditional: 19, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2402, positive: 2364, positive conditional: 424, positive unconditional: 1940, negative: 38, negative conditional: 10, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2402, positive: 2352, positive conditional: 0, positive unconditional: 2352, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 562, positive: 545, positive conditional: 0, positive unconditional: 545, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 562, positive: 543, positive conditional: 0, positive unconditional: 543, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 18, negative conditional: 1, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 69, positive: 8, positive conditional: 4, positive unconditional: 3, negative: 61, negative conditional: 1, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2402, positive: 1807, positive conditional: 0, positive unconditional: 1807, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 562, unknown conditional: 0, unknown unconditional: 562] , Statistics on independence cache: Total cache size (in pairs): 567, Positive cache size: 549, Positive conditional cache size: 4, Positive unconditional cache size: 545, Negative cache size: 18, Negative conditional cache size: 1, Negative unconditional cache size: 17, SemanticConditionEliminator.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 18, negative conditional: 1, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 69, positive: 8, positive conditional: 4, positive unconditional: 3, negative: 61, negative conditional: 1, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 133, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 120, negative conditional: 5, negative unconditional: 115, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 567, Positive cache size: 549, Positive conditional cache size: 4, Positive unconditional cache size: 545, Negative cache size: 18, Negative conditional cache size: 1, Negative unconditional cache size: 17, Eliminated conditions: 51, SemanticConditionEliminator.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 18, negative conditional: 1, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 69, positive: 8, positive conditional: 4, positive unconditional: 3, negative: 61, negative conditional: 1, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 133, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 120, negative conditional: 5, negative unconditional: 115, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 567, Positive cache size: 549, Positive conditional cache size: 4, Positive unconditional cache size: 545, Negative cache size: 18, Negative conditional cache size: 1, Negative unconditional cache size: 17, Eliminated conditions: 51, SemanticConditionEliminator.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 18, negative conditional: 1, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 69, positive: 8, positive conditional: 4, positive unconditional: 3, negative: 61, negative conditional: 1, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 133, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 120, negative conditional: 5, negative unconditional: 115, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 567, Positive cache size: 549, Positive conditional cache size: 4, Positive unconditional cache size: 545, Negative cache size: 18, Negative conditional cache size: 1, Negative unconditional cache size: 17, Eliminated conditions: 51, SemanticConditionEliminator.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 18, negative conditional: 1, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 69, positive: 8, positive conditional: 4, positive unconditional: 3, negative: 61, negative conditional: 1, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 133, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 120, negative conditional: 5, negative unconditional: 115, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 567, Positive cache size: 549, Positive conditional cache size: 4, Positive unconditional cache size: 545, Negative cache size: 18, Negative conditional cache size: 1, Negative unconditional cache size: 17, Eliminated conditions: 51 ], Maximal queried relation: 4, Independence queries for same thread: 9 - 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, 80 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 864.1ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.6ms, PartialOrderReductionTime: 376.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 22, 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: 17.9ms SsaConstructionTime, 76.4ms SatisfiabilityAnalysisTime, 245.8ms InterpolantComputationTime, 175 NumberOfCodeBlocks, 175 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 171 ConstructedInterpolants, 0 QuantifiedInterpolants, 406 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...