/usr/bin/java -Xmx16000000000 -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-Sleep-NoLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe035_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-12 05:12:45,259 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-12 05:12:45,262 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-12 05:12:45,297 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-12 05:12:45,351 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-12 05:12:45,351 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-12 05:12:45,352 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-12 05:12:45,355 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-Sleep-NoLbe-Delay.epf [2021-03-12 05:12:45,389 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-12 05:12:45,390 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-12 05:12:45,390 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-12 05:12:45,390 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-12 05:12:45,393 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-12 05:12:45,393 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-12 05:12:45,393 INFO L138 SettingsManager]: * Use SBE=true [2021-03-12 05:12:45,393 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-12 05:12:45,393 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-12 05:12:45,394 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-12 05:12:45,394 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-12 05:12:45,394 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-12 05:12:45,394 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-12 05:12:45,395 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-12 05:12:45,395 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-12 05:12:45,395 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-12 05:12:45,395 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-12 05:12:45,395 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-12 05:12:45,395 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-12 05:12:45,395 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-12 05:12:45,395 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-12 05:12:45,396 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-12 05:12:45,396 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-12 05:12:45,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-12 05:12:45,396 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-12 05:12:45,396 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-12 05:12:45,396 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-12 05:12:45,396 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-12 05:12:45,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-12 05:12:45,397 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-03-12 05:12:45,397 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-12 05:12:45,397 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-12 05:12:45,397 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-03-12 05:12:45,397 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-12 05:12:45,695 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-12 05:12:45,726 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-12 05:12:45,728 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-12 05:12:45,729 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-12 05:12:45,730 INFO L275 PluginConnector]: CDTParser initialized [2021-03-12 05:12:45,731 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe035_tso.oepc.i [2021-03-12 05:12:45,792 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb4cdf77a/93fdfd1ae1e54e789a9c5d1554ff4c2b/FLAG286f019b0 [2021-03-12 05:12:46,260 INFO L306 CDTParser]: Found 1 translation units. [2021-03-12 05:12:46,261 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_tso.oepc.i [2021-03-12 05:12:46,276 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb4cdf77a/93fdfd1ae1e54e789a9c5d1554ff4c2b/FLAG286f019b0 [2021-03-12 05:12:46,573 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb4cdf77a/93fdfd1ae1e54e789a9c5d1554ff4c2b [2021-03-12 05:12:46,576 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-12 05:12:46,580 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-12 05:12:46,582 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-12 05:12:46,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-12 05:12:46,588 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-12 05:12:46,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.03 05:12:46" (1/1) ... [2021-03-12 05:12:46,590 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a67bbb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:12:46, skipping insertion in model container [2021-03-12 05:12:46,590 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.03 05:12:46" (1/1) ... [2021-03-12 05:12:46,596 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-12 05:12:46,641 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-12 05:12:46,760 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_tso.oepc.i[950,963] [2021-03-12 05:12:46,906 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-12 05:12:46,913 INFO L203 MainTranslator]: Completed pre-run [2021-03-12 05:12:46,922 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_tso.oepc.i[950,963] [2021-03-12 05:12:46,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-12 05:12:46,996 INFO L208 MainTranslator]: Completed translation [2021-03-12 05:12:46,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:12:46 WrapperNode [2021-03-12 05:12:46,996 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-12 05:12:46,997 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-12 05:12:46,997 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-12 05:12:46,997 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-12 05:12:47,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:12:46" (1/1) ... [2021-03-12 05:12:47,014 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:12:46" (1/1) ... [2021-03-12 05:12:47,028 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-12 05:12:47,029 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-12 05:12:47,029 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-12 05:12:47,029 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-12 05:12:47,034 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:12:46" (1/1) ... [2021-03-12 05:12:47,034 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:12:46" (1/1) ... [2021-03-12 05:12:47,036 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:12:46" (1/1) ... [2021-03-12 05:12:47,037 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:12:46" (1/1) ... [2021-03-12 05:12:47,041 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:12:46" (1/1) ... [2021-03-12 05:12:47,042 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:12:46" (1/1) ... [2021-03-12 05:12:47,044 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:12:46" (1/1) ... [2021-03-12 05:12:47,046 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-12 05:12:47,047 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-12 05:12:47,047 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-12 05:12:47,047 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-12 05:12:47,047 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:12:46" (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 [2021-03-12 05:12:47,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-12 05:12:47,107 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-12 05:12:47,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-12 05:12:47,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-12 05:12:47,108 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-12 05:12:47,109 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-12 05:12:47,109 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-12 05:12:47,109 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-12 05:12:47,109 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-03-12 05:12:47,109 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-03-12 05:12:47,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-12 05:12:47,110 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-12 05:12:47,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-12 05:12:47,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-12 05:12:47,114 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-12 05:12:47,532 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-12 05:12:47,532 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-03-12 05:12:47,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 05:12:47 BoogieIcfgContainer [2021-03-12 05:12:47,536 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-12 05:12:47,538 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-12 05:12:47,538 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-12 05:12:47,541 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-12 05:12:47,541 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.03 05:12:46" (1/3) ... [2021-03-12 05:12:47,542 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bf32def and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 05:12:47, skipping insertion in model container [2021-03-12 05:12:47,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:12:46" (2/3) ... [2021-03-12 05:12:47,542 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bf32def and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 05:12:47, skipping insertion in model container [2021-03-12 05:12:47,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 05:12:47" (3/3) ... [2021-03-12 05:12:47,543 INFO L111 eAbstractionObserver]: Analyzing ICFG safe035_tso.oepc.i [2021-03-12 05:12:47,551 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-12 05:12:47,551 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-12 05:12:47,555 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-12 05:12:47,556 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-12 05:12:47,591 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,592 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,592 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,592 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,592 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,592 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,592 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,592 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,593 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,593 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,593 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,593 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,594 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,594 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,595 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,595 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,595 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,595 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,596 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,596 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,596 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,597 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,597 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,597 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,598 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,599 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,599 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,599 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,600 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,600 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,601 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,601 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,603 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,603 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,604 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,604 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,606 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,606 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,606 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,606 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,610 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,610 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,610 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,610 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,612 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,612 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,612 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,612 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:12:47,614 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-12 05:12:47,626 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 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 [2021-03-12 05:12:47,662 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-12 05:12:47,662 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-12 05:12:47,662 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-12 05:12:47,662 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-12 05:12:47,662 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-12 05:12:47,663 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-12 05:12:47,663 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-12 05:12:47,663 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-12 05:12:47,715 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 05:12:47,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 05:12:47,719 INFO L82 PathProgramCache]: Analyzing trace with hash -1988280507, now seen corresponding path program 1 times [2021-03-12 05:12:47,725 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 05:12:47,725 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987415517] [2021-03-12 05:12:47,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 05:12:47,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 05:12:48,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 05:12:48,069 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987415517] [2021-03-12 05:12:48,069 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 05:12:48,069 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-12 05:12:48,070 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298803949] [2021-03-12 05:12:48,073 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-12 05:12:48,074 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 05:12:48,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-12 05:12:48,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-12 05:12:48,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:12:48,089 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 05:12:48,093 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 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) [2021-03-12 05:12:48,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:12:48,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 05:12:48,445 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-12 05:12:48,445 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 05:12:48,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 05:12:48,446 INFO L82 PathProgramCache]: Analyzing trace with hash -1833963413, now seen corresponding path program 2 times [2021-03-12 05:12:48,446 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 05:12:48,446 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675384487] [2021-03-12 05:12:48,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 05:12:48,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 05:12:48,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 05:12:48,631 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675384487] [2021-03-12 05:12:48,631 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 05:12:48,632 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-12 05:12:48,633 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012029824] [2021-03-12 05:12:48,634 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-12 05:12:48,634 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 05:12:48,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-12 05:12:48,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-03-12 05:12:48,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:12:48,638 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 05:12:48,638 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 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) [2021-03-12 05:12:48,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 05:12:48,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:12:49,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 05:12:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 05:12:49,446 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-12 05:12:49,446 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 05:12:49,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 05:12:49,446 INFO L82 PathProgramCache]: Analyzing trace with hash 391733441, now seen corresponding path program 3 times [2021-03-12 05:12:49,447 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 05:12:49,448 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506479693] [2021-03-12 05:12:49,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 05:12:49,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 05:12:49,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 05:12:49,610 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506479693] [2021-03-12 05:12:49,610 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 05:12:49,610 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-12 05:12:49,610 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751893870] [2021-03-12 05:12:49,611 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-12 05:12:49,611 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 05:12:49,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-12 05:12:49,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-03-12 05:12:49,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:12:49,614 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 05:12:49,614 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 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) [2021-03-12 05:12:49,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 05:12:49,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 05:12:49,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:12:50,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 05:12:50,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 05:12:50,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 05:12:50,171 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-12 05:12:50,171 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 05:12:50,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 05:12:50,172 INFO L82 PathProgramCache]: Analyzing trace with hash -1580640771, now seen corresponding path program 4 times [2021-03-12 05:12:50,173 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 05:12:50,173 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222918467] [2021-03-12 05:12:50,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 05:12:50,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 05:12:50,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 05:12:50,341 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [222918467] [2021-03-12 05:12:50,341 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 05:12:50,341 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-12 05:12:50,341 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731174098] [2021-03-12 05:12:50,341 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-12 05:12:50,342 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 05:12:50,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-12 05:12:50,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-03-12 05:12:50,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:12:50,343 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 05:12:50,343 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 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) [2021-03-12 05:12:50,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 05:12:50,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 05:12:50,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 05:12:50,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:12:51,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 05:12:51,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 05:12:51,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 05:12:51,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 05:12:51,221 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-12 05:12:51,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.03 05:12:51 BasicIcfg [2021-03-12 05:12:51,239 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-12 05:12:51,240 INFO L168 Benchmark]: Toolchain (without parser) took 4662.50 ms. Allocated memory was 352.3 MB in the beginning and 432.0 MB in the end (delta: 79.7 MB). Free memory was 315.3 MB in the beginning and 281.6 MB in the end (delta: 33.7 MB). Peak memory consumption was 248.6 MB. Max. memory is 16.0 GB. [2021-03-12 05:12:51,240 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 352.3 MB. Free memory was 333.5 MB in the beginning and 333.4 MB in the end (delta: 134.1 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-12 05:12:51,240 INFO L168 Benchmark]: CACSL2BoogieTranslator took 414.36 ms. Allocated memory is still 352.3 MB. Free memory was 314.6 MB in the beginning and 316.0 MB in the end (delta: -1.4 MB). Peak memory consumption was 7.0 MB. Max. memory is 16.0 GB. [2021-03-12 05:12:51,241 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.92 ms. Allocated memory is still 352.3 MB. Free memory was 316.0 MB in the beginning and 313.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-12 05:12:51,241 INFO L168 Benchmark]: Boogie Preprocessor took 17.37 ms. Allocated memory is still 352.3 MB. Free memory was 313.9 MB in the beginning and 312.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-12 05:12:51,243 INFO L168 Benchmark]: RCFGBuilder took 489.79 ms. Allocated memory is still 352.3 MB. Free memory was 312.9 MB in the beginning and 287.7 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. [2021-03-12 05:12:51,247 INFO L168 Benchmark]: TraceAbstraction took 3701.53 ms. Allocated memory was 352.3 MB in the beginning and 432.0 MB in the end (delta: 79.7 MB). Free memory was 287.7 MB in the beginning and 281.6 MB in the end (delta: 6.1 MB). Peak memory consumption was 220.0 MB. Max. memory is 16.0 GB. [2021-03-12 05:12:51,249 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 352.3 MB. Free memory was 333.5 MB in the beginning and 333.4 MB in the end (delta: 134.1 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 414.36 ms. Allocated memory is still 352.3 MB. Free memory was 314.6 MB in the beginning and 316.0 MB in the end (delta: -1.4 MB). Peak memory consumption was 7.0 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 30.92 ms. Allocated memory is still 352.3 MB. Free memory was 316.0 MB in the beginning and 313.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 17.37 ms. Allocated memory is still 352.3 MB. Free memory was 313.9 MB in the beginning and 312.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 489.79 ms. Allocated memory is still 352.3 MB. Free memory was 312.9 MB in the beginning and 287.7 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 3701.53 ms. Allocated memory was 352.3 MB in the beginning and 432.0 MB in the end (delta: 79.7 MB). Free memory was 287.7 MB in the beginning and 281.6 MB in the end (delta: 6.1 MB). Peak memory consumption was 220.0 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 80771, positive: 77218, positive conditional: 77218, positive unconditional: 0, negative: 3553, negative conditional: 3553, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 77869, positive: 77218, positive conditional: 77218, positive unconditional: 0, negative: 651, negative conditional: 651, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 77869, positive: 76387, positive conditional: 0, positive unconditional: 76387, negative: 1482, negative conditional: 0, negative unconditional: 1482, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 638, positive: 624, positive conditional: 0, positive unconditional: 624, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 638, positive: 619, positive conditional: 0, positive unconditional: 619, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 19, positive conditional: 14, positive unconditional: 5, negative: 24, negative conditional: 10, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 184, positive: 81, positive conditional: 60, positive unconditional: 21, negative: 102, negative conditional: 33, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 77869, positive: 75763, positive conditional: 0, positive unconditional: 75763, negative: 1468, negative conditional: 0, negative unconditional: 1468, unknown: 638, unknown conditional: 0, unknown unconditional: 638] , Statistics on independence cache: Total cache size (in pairs): 662, Positive cache size: 638, Positive conditional cache size: 14, Positive unconditional cache size: 624, Negative cache size: 24, Negative conditional cache size: 10, Negative unconditional cache size: 14, SemanticConditionEliminator.Independence Queries: [ total: 4049, positive: 831, positive conditional: 831, positive unconditional: 0, negative: 3218, negative conditional: 191, negative unconditional: 3027, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4049, positive: 831, positive conditional: 831, positive unconditional: 0, negative: 3218, negative conditional: 191, negative unconditional: 3027, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 19, positive conditional: 14, positive unconditional: 5, negative: 24, negative conditional: 10, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 184, positive: 81, positive conditional: 60, positive unconditional: 21, negative: 102, negative conditional: 33, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4049, positive: 817, positive conditional: 817, positive unconditional: 0, negative: 3208, negative conditional: 181, negative unconditional: 3027, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 662, Positive cache size: 638, Positive conditional cache size: 14, Positive unconditional cache size: 624, Negative cache size: 24, Negative conditional cache size: 10, Negative unconditional cache size: 14, Eliminated conditions: 3027, SemanticConditionEliminator.Independence Queries: [ total: 4049, positive: 831, positive conditional: 831, positive unconditional: 0, negative: 3218, negative conditional: 191, negative unconditional: 3027, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4049, positive: 831, positive conditional: 831, positive unconditional: 0, negative: 3218, negative conditional: 191, negative unconditional: 3027, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 19, positive conditional: 14, positive unconditional: 5, negative: 24, negative conditional: 10, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 184, positive: 81, positive conditional: 60, positive unconditional: 21, negative: 102, negative conditional: 33, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4049, positive: 817, positive conditional: 817, positive unconditional: 0, negative: 3208, negative conditional: 181, negative unconditional: 3027, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 662, Positive cache size: 638, Positive conditional cache size: 14, Positive unconditional cache size: 624, Negative cache size: 24, Negative conditional cache size: 10, Negative unconditional cache size: 14, Eliminated conditions: 3027, SemanticConditionEliminator.Independence Queries: [ total: 4049, positive: 831, positive conditional: 831, positive unconditional: 0, negative: 3218, negative conditional: 191, negative unconditional: 3027, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4049, positive: 831, positive conditional: 831, positive unconditional: 0, negative: 3218, negative conditional: 191, negative unconditional: 3027, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 19, positive conditional: 14, positive unconditional: 5, negative: 24, negative conditional: 10, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 184, positive: 81, positive conditional: 60, positive unconditional: 21, negative: 102, negative conditional: 33, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4049, positive: 817, positive conditional: 817, positive unconditional: 0, negative: 3208, negative conditional: 181, negative unconditional: 3027, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 662, Positive cache size: 638, Positive conditional cache size: 14, Positive unconditional cache size: 624, Negative cache size: 24, Negative conditional cache size: 10, Negative unconditional cache size: 14, Eliminated conditions: 3027, SemanticConditionEliminator.Independence Queries: [ total: 4049, positive: 831, positive conditional: 831, positive unconditional: 0, negative: 3218, negative conditional: 191, negative unconditional: 3027, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4049, positive: 831, positive conditional: 831, positive unconditional: 0, negative: 3218, negative conditional: 191, negative unconditional: 3027, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 19, positive conditional: 14, positive unconditional: 5, negative: 24, negative conditional: 10, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 184, positive: 81, positive conditional: 60, positive unconditional: 21, negative: 102, negative conditional: 33, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4049, positive: 817, positive conditional: 817, positive unconditional: 0, negative: 3208, negative conditional: 181, negative unconditional: 3027, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 662, Positive cache size: 638, Positive conditional cache size: 14, Positive unconditional cache size: 624, Negative cache size: 24, Negative conditional cache size: 10, Negative unconditional cache size: 14, Eliminated conditions: 3027 ], Maximal queried relation: 4, Independence queries for same thread: 2902 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 74 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3596.5ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.7ms, PartialOrderReductionTime: 2631.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 41, 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: 17.4ms SsaConstructionTime, 122.0ms SatisfiabilityAnalysisTime, 634.0ms InterpolantComputationTime, 232 NumberOfCodeBlocks, 232 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 228 ConstructedInterpolants, 0 QuantifiedInterpolants, 759 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...