/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-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe035_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 17:42:08,539 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 17:42:08,541 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 17:42:08,583 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 17:42:08,656 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-Lockstep.epf [2021-07-14 17:42:08,686 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 17:42:08,687 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 17:42:08,687 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 17:42:08,687 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 17:42:08,689 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 17:42:08,690 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 17:42:08,690 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 17:42:08,690 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 17:42:08,690 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 17:42:08,690 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 17:42:08,691 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 17:42:08,691 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 17:42:08,692 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 17:42:08,692 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 17:42:08,692 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 17:42:08,692 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 17:42:08,692 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 17:42:08,692 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 17:42:08,692 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 17:42:08,693 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 17:42:08,693 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 17:42:08,693 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 17:42:08,693 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 17:42:08,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 17:42:08,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 17:42:08,693 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 17:42:08,693 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 17:42:08,694 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 17:42:08,694 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-14 17:42:08,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 17:42:08,694 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 17:42:08,694 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 17:42:08,694 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 17:42:08,695 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 17:42:08,695 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 17:42:08,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 17:42:08,999 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 17:42:09,001 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 17:42:09,002 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 17:42:09,002 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 17:42:09,003 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe035_rmo.opt.i [2021-07-14 17:42:09,069 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cc5ed9f9/312199f52c85437385b3b64d87092104/FLAG7f57d5b14 [2021-07-14 17:42:09,590 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 17:42:09,591 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_rmo.opt.i [2021-07-14 17:42:09,600 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cc5ed9f9/312199f52c85437385b3b64d87092104/FLAG7f57d5b14 [2021-07-14 17:42:10,076 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cc5ed9f9/312199f52c85437385b3b64d87092104 [2021-07-14 17:42:10,078 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 17:42:10,080 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 17:42:10,084 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 17:42:10,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 17:42:10,087 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 17:42:10,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 05:42:10" (1/1) ... [2021-07-14 17:42:10,089 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3374651b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:42:10, skipping insertion in model container [2021-07-14 17:42:10,089 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 05:42:10" (1/1) ... [2021-07-14 17:42:10,107 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 17:42:10,146 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 17:42:10,281 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/safe035_rmo.opt.i[949,962] [2021-07-14 17:42:10,454 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 17:42:10,463 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 17:42:10,491 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/safe035_rmo.opt.i[949,962] [2021-07-14 17:42:10,531 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 17:42:10,572 INFO L208 MainTranslator]: Completed translation [2021-07-14 17:42:10,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:42:10 WrapperNode [2021-07-14 17:42:10,573 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 17:42:10,574 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 17:42:10,574 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 17:42:10,574 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 17:42:10,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:42:10" (1/1) ... [2021-07-14 17:42:10,592 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:42:10" (1/1) ... [2021-07-14 17:42:10,608 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 17:42:10,609 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 17:42:10,609 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 17:42:10,609 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 17:42:10,615 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:42:10" (1/1) ... [2021-07-14 17:42:10,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:42:10" (1/1) ... [2021-07-14 17:42:10,618 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:42:10" (1/1) ... [2021-07-14 17:42:10,618 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:42:10" (1/1) ... [2021-07-14 17:42:10,623 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:42:10" (1/1) ... [2021-07-14 17:42:10,625 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:42:10" (1/1) ... [2021-07-14 17:42:10,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:42:10" (1/1) ... [2021-07-14 17:42:10,629 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 17:42:10,629 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 17:42:10,630 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 17:42:10,630 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 17:42:10,630 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:42:10" (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 [2021-07-14 17:42:10,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 17:42:10,690 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 17:42:10,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 17:42:10,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 17:42:10,690 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 17:42:10,690 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 17:42:10,690 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 17:42:10,691 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 17:42:10,691 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-14 17:42:10,691 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-14 17:42:10,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 17:42:10,691 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 17:42:10,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 17:42:10,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 17:42:10,692 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 17:42:11,014 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 17:42:11,014 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-14 17:42:11,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 05:42:11 BoogieIcfgContainer [2021-07-14 17:42:11,016 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 17:42:11,018 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 17:42:11,018 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 17:42:11,022 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 17:42:11,023 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 05:42:10" (1/3) ... [2021-07-14 17:42:11,023 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@272a2baf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 05:42:11, skipping insertion in model container [2021-07-14 17:42:11,023 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:42:10" (2/3) ... [2021-07-14 17:42:11,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@272a2baf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 05:42:11, skipping insertion in model container [2021-07-14 17:42:11,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 05:42:11" (3/3) ... [2021-07-14 17:42:11,025 INFO L111 eAbstractionObserver]: Analyzing ICFG safe035_rmo.opt.i [2021-07-14 17:42:11,030 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 17:42:11,030 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 17:42:11,030 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 17:42:11,031 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 17:42:11,071 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,071 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,071 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,072 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,072 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,072 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,072 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,072 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,072 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,073 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,073 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,073 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,074 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,074 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,074 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,074 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,077 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,077 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,081 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,082 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,082 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,082 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,082 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,083 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,083 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,083 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,084 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,084 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,084 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,084 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,085 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,085 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,085 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,085 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,088 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,089 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,089 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,089 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,102 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,102 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,103 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,103 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,108 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,108 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,108 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,108 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:11,119 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 17:42:11,141 INFO L255 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 [2021-07-14 17:42:11,208 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 17:42:11,208 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 17:42:11,208 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 17:42:11,208 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 17:42:11,208 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 17:42:11,209 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 17:42:11,209 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 17:42:11,209 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 17:42:11,447 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:42:11,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:42:11,452 INFO L82 PathProgramCache]: Analyzing trace with hash 144929445, now seen corresponding path program 1 times [2021-07-14 17:42:11,461 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:42:11,461 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920803772] [2021-07-14 17:42:11,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:42:11,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:42:11,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 17:42:11,687 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:42:11,688 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920803772] [2021-07-14 17:42:11,688 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1920803772] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:42:11,688 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:42:11,689 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 17:42:11,689 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643402077] [2021-07-14 17:42:11,693 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 17:42:11,694 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:42:11,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 17:42:11,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 17:42:11,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:11,707 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:42:11,709 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 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) [2021-07-14 17:42:11,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:11,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:11,720 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 17:42:11,720 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:42:11,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:42:11,721 INFO L82 PathProgramCache]: Analyzing trace with hash 959496194, now seen corresponding path program 1 times [2021-07-14 17:42:11,721 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:42:11,722 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063964668] [2021-07-14 17:42:11,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:42:11,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:42:12,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 17:42:12,016 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:42:12,017 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063964668] [2021-07-14 17:42:12,018 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063964668] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:42:12,019 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:42:12,019 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 17:42:12,019 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438430303] [2021-07-14 17:42:12,021 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 17:42:12,022 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:42:12,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 17:42:12,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-07-14 17:42:12,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:12,027 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:42:12,027 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 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) [2021-07-14 17:42:12,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:12,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:12,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:12,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 17:42:12,498 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 17:42:12,498 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:42:12,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:42:12,506 INFO L82 PathProgramCache]: Analyzing trace with hash 595321654, now seen corresponding path program 2 times [2021-07-14 17:42:12,506 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:42:12,506 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186582216] [2021-07-14 17:42:12,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:42:12,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:42:12,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 17:42:12,689 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:42:12,689 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186582216] [2021-07-14 17:42:12,689 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186582216] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:42:12,689 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:42:12,689 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 17:42:12,689 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144485686] [2021-07-14 17:42:12,690 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 17:42:12,690 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:42:12,692 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 17:42:12,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 17:42:12,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:12,693 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:42:12,693 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 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) [2021-07-14 17:42:12,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:12,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 17:42:12,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:13,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:13,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 17:42:13,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 17:42:13,714 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 17:42:13,715 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:42:13,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:42:13,715 INFO L82 PathProgramCache]: Analyzing trace with hash -1660471132, now seen corresponding path program 3 times [2021-07-14 17:42:13,716 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:42:13,716 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411038225] [2021-07-14 17:42:13,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:42:13,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:42:13,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 17:42:13,815 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:42:13,815 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411038225] [2021-07-14 17:42:13,815 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411038225] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:42:13,815 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:42:13,816 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 17:42:13,816 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756428525] [2021-07-14 17:42:13,817 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 17:42:13,817 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:42:13,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 17:42:13,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 17:42:13,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:13,818 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:42:13,819 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 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) [2021-07-14 17:42:13,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:13,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-14 17:42:13,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 17:42:13,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:14,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:14,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 17:42:14,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 17:42:14,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 17:42:14,425 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 17:42:14,425 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:42:14,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:42:14,425 INFO L82 PathProgramCache]: Analyzing trace with hash 752566180, now seen corresponding path program 4 times [2021-07-14 17:42:14,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:42:14,426 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902390895] [2021-07-14 17:42:14,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:42:14,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:42:14,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 17:42:14,531 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:42:14,531 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902390895] [2021-07-14 17:42:14,531 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902390895] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:42:14,531 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:42:14,532 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 17:42:14,532 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848604143] [2021-07-14 17:42:14,532 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 17:42:14,532 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:42:14,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 17:42:14,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-14 17:42:14,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:14,533 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:42:14,533 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 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) [2021-07-14 17:42:14,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:14,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-14 17:42:14,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 17:42:14,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 17:42:14,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:15,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:15,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 17:42:15,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 17:42:15,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 17:42:15,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 17:42:15,622 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-14 17:42:15,643 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 17:42:15,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 05:42:15 BasicIcfg [2021-07-14 17:42:15,644 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 17:42:15,645 INFO L168 Benchmark]: Toolchain (without parser) took 5565.67 ms. Allocated memory was 213.9 MB in the beginning and 395.3 MB in the end (delta: 181.4 MB). Free memory was 178.0 MB in the beginning and 209.4 MB in the end (delta: -31.4 MB). Peak memory consumption was 253.1 MB. Max. memory is 8.0 GB. [2021-07-14 17:42:15,645 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 213.9 MB. Free memory is still 196.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 17:42:15,646 INFO L168 Benchmark]: CACSL2BoogieTranslator took 489.40 ms. Allocated memory is still 213.9 MB. Free memory was 177.7 MB in the beginning and 189.7 MB in the end (delta: -12.0 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. [2021-07-14 17:42:15,646 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.38 ms. Allocated memory is still 213.9 MB. Free memory was 189.7 MB in the beginning and 187.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 17:42:15,646 INFO L168 Benchmark]: Boogie Preprocessor took 20.01 ms. Allocated memory is still 213.9 MB. Free memory was 187.4 MB in the beginning and 186.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 17:42:15,646 INFO L168 Benchmark]: RCFGBuilder took 387.09 ms. Allocated memory is still 213.9 MB. Free memory was 186.3 MB in the beginning and 162.2 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-07-14 17:42:15,647 INFO L168 Benchmark]: TraceAbstraction took 4626.84 ms. Allocated memory was 213.9 MB in the beginning and 395.3 MB in the end (delta: 181.4 MB). Free memory was 161.7 MB in the beginning and 209.4 MB in the end (delta: -47.7 MB). Peak memory consumption was 236.5 MB. Max. memory is 8.0 GB. [2021-07-14 17:42:15,648 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 213.9 MB. Free memory is still 196.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 489.40 ms. Allocated memory is still 213.9 MB. Free memory was 177.7 MB in the beginning and 189.7 MB in the end (delta: -12.0 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 34.38 ms. Allocated memory is still 213.9 MB. Free memory was 189.7 MB in the beginning and 187.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 20.01 ms. Allocated memory is still 213.9 MB. Free memory was 187.4 MB in the beginning and 186.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 387.09 ms. Allocated memory is still 213.9 MB. Free memory was 186.3 MB in the beginning and 162.2 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 4626.84 ms. Allocated memory was 213.9 MB in the beginning and 395.3 MB in the end (delta: 181.4 MB). Free memory was 161.7 MB in the beginning and 209.4 MB in the end (delta: -47.7 MB). Peak memory consumption was 236.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 83012, positive: 79568, positive conditional: 71789, positive unconditional: 7779, negative: 3444, negative conditional: 3319, negative unconditional: 125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 80448, positive: 79568, positive conditional: 71789, positive unconditional: 7779, negative: 880, negative conditional: 755, negative unconditional: 125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 80448, positive: 78662, positive conditional: 0, positive unconditional: 78662, negative: 1786, negative conditional: 0, negative unconditional: 1786, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1394, positive: 1367, positive conditional: 0, positive unconditional: 1367, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1394, positive: 1361, positive conditional: 0, positive unconditional: 1361, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 33, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 40, negative conditional: 13, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 189, positive: 54, positive conditional: 27, positive unconditional: 27, negative: 135, negative conditional: 19, negative unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 80448, positive: 77295, positive conditional: 0, positive unconditional: 77295, negative: 1759, negative conditional: 0, negative unconditional: 1759, unknown: 1394, unknown conditional: 0, unknown unconditional: 1394] , Statistics on independence cache: Total cache size (in pairs): 1427, Positive cache size: 1387, Positive conditional cache size: 20, Positive unconditional cache size: 1367, Negative cache size: 40, Negative conditional cache size: 13, Negative unconditional cache size: 27, SemanticConditionEliminator.Independence Queries: [ total: 6354, positive: 906, positive conditional: 906, positive unconditional: 0, negative: 5448, negative conditional: 423, negative unconditional: 5025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6354, positive: 906, positive conditional: 906, positive unconditional: 0, negative: 5448, negative conditional: 423, negative unconditional: 5025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 40, negative conditional: 13, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 189, positive: 54, positive conditional: 27, positive unconditional: 27, negative: 135, negative conditional: 19, negative unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6354, positive: 886, positive conditional: 886, positive unconditional: 0, negative: 5435, negative conditional: 410, negative unconditional: 5025, unknown: 33, unknown conditional: 33, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1427, Positive cache size: 1387, Positive conditional cache size: 20, Positive unconditional cache size: 1367, Negative cache size: 40, Negative conditional cache size: 13, Negative unconditional cache size: 27, Eliminated conditions: 4744, SemanticConditionEliminator.Independence Queries: [ total: 6354, positive: 906, positive conditional: 906, positive unconditional: 0, negative: 5448, negative conditional: 423, negative unconditional: 5025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6354, positive: 906, positive conditional: 906, positive unconditional: 0, negative: 5448, negative conditional: 423, negative unconditional: 5025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 40, negative conditional: 13, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 189, positive: 54, positive conditional: 27, positive unconditional: 27, negative: 135, negative conditional: 19, negative unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6354, positive: 886, positive conditional: 886, positive unconditional: 0, negative: 5435, negative conditional: 410, negative unconditional: 5025, unknown: 33, unknown conditional: 33, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1427, Positive cache size: 1387, Positive conditional cache size: 20, Positive unconditional cache size: 1367, Negative cache size: 40, Negative conditional cache size: 13, Negative unconditional cache size: 27, Eliminated conditions: 4744, SemanticConditionEliminator.Independence Queries: [ total: 6354, positive: 906, positive conditional: 906, positive unconditional: 0, negative: 5448, negative conditional: 423, negative unconditional: 5025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6354, positive: 906, positive conditional: 906, positive unconditional: 0, negative: 5448, negative conditional: 423, negative unconditional: 5025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 40, negative conditional: 13, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 189, positive: 54, positive conditional: 27, positive unconditional: 27, negative: 135, negative conditional: 19, negative unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6354, positive: 886, positive conditional: 886, positive unconditional: 0, negative: 5435, negative conditional: 410, negative unconditional: 5025, unknown: 33, unknown conditional: 33, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1427, Positive cache size: 1387, Positive conditional cache size: 20, Positive unconditional cache size: 1367, Negative cache size: 40, Negative conditional cache size: 13, Negative unconditional cache size: 27, Eliminated conditions: 4744, SemanticConditionEliminator.Independence Queries: [ total: 6354, positive: 906, positive conditional: 906, positive unconditional: 0, negative: 5448, negative conditional: 423, negative unconditional: 5025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6354, positive: 906, positive conditional: 906, positive unconditional: 0, negative: 5448, negative conditional: 423, negative unconditional: 5025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 40, negative conditional: 13, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 189, positive: 54, positive conditional: 27, positive unconditional: 27, negative: 135, negative conditional: 19, negative unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6354, positive: 886, positive conditional: 886, positive unconditional: 0, negative: 5435, negative conditional: 410, negative unconditional: 5025, unknown: 33, unknown conditional: 33, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1427, Positive cache size: 1387, Positive conditional cache size: 20, Positive unconditional cache size: 1367, Negative cache size: 40, Negative conditional cache size: 13, Negative unconditional cache size: 27, Eliminated conditions: 4744, SemanticConditionEliminator.Independence Queries: [ total: 6354, positive: 906, positive conditional: 906, positive unconditional: 0, negative: 5448, negative conditional: 423, negative unconditional: 5025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6354, positive: 906, positive conditional: 906, positive unconditional: 0, negative: 5448, negative conditional: 423, negative unconditional: 5025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 40, negative conditional: 13, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 189, positive: 54, positive conditional: 27, positive unconditional: 27, negative: 135, negative conditional: 19, negative unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6354, positive: 886, positive conditional: 886, positive unconditional: 0, negative: 5435, negative conditional: 410, negative unconditional: 5025, unknown: 33, unknown conditional: 33, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1427, Positive cache size: 1387, Positive conditional cache size: 20, Positive unconditional cache size: 1367, Negative cache size: 40, Negative conditional cache size: 13, Negative unconditional cache size: 27, Eliminated conditions: 4744 ], Maximal queried relation: 5, Independence queries for same thread: 2564 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 448, Number of persistent set computation: 3578, Number of trivial persistent sets: 3239, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 83012, positive: 79568, positive conditional: 71789, positive unconditional: 7779, negative: 3444, negative conditional: 3319, negative unconditional: 125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 80448, positive: 79568, positive conditional: 71789, positive unconditional: 7779, negative: 880, negative conditional: 755, negative unconditional: 125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 80448, positive: 78662, positive conditional: 0, positive unconditional: 78662, negative: 1786, negative conditional: 0, negative unconditional: 1786, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1394, positive: 1367, positive conditional: 0, positive unconditional: 1367, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1394, positive: 1361, positive conditional: 0, positive unconditional: 1361, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 33, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 40, negative conditional: 13, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 189, positive: 54, positive conditional: 27, positive unconditional: 27, negative: 135, negative conditional: 19, negative unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 80448, positive: 77295, positive conditional: 0, positive unconditional: 77295, negative: 1759, negative conditional: 0, negative unconditional: 1759, unknown: 1394, unknown conditional: 0, unknown unconditional: 1394] , Statistics on independence cache: Total cache size (in pairs): 1427, Positive cache size: 1387, Positive conditional cache size: 20, Positive unconditional cache size: 1367, Negative cache size: 40, Negative conditional cache size: 13, Negative unconditional cache size: 27, SemanticConditionEliminator.Independence Queries: [ total: 6354, positive: 906, positive conditional: 906, positive unconditional: 0, negative: 5448, negative conditional: 423, negative unconditional: 5025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6354, positive: 906, positive conditional: 906, positive unconditional: 0, negative: 5448, negative conditional: 423, negative unconditional: 5025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 40, negative conditional: 13, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 189, positive: 54, positive conditional: 27, positive unconditional: 27, negative: 135, negative conditional: 19, negative unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6354, positive: 886, positive conditional: 886, positive unconditional: 0, negative: 5435, negative conditional: 410, negative unconditional: 5025, unknown: 33, unknown conditional: 33, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1427, Positive cache size: 1387, Positive conditional cache size: 20, Positive unconditional cache size: 1367, Negative cache size: 40, Negative conditional cache size: 13, Negative unconditional cache size: 27, Eliminated conditions: 4744, SemanticConditionEliminator.Independence Queries: [ total: 6354, positive: 906, positive conditional: 906, positive unconditional: 0, negative: 5448, negative conditional: 423, negative unconditional: 5025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6354, positive: 906, positive conditional: 906, positive unconditional: 0, negative: 5448, negative conditional: 423, negative unconditional: 5025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 40, negative conditional: 13, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 189, positive: 54, positive conditional: 27, positive unconditional: 27, negative: 135, negative conditional: 19, negative unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6354, positive: 886, positive conditional: 886, positive unconditional: 0, negative: 5435, negative conditional: 410, negative unconditional: 5025, unknown: 33, unknown conditional: 33, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1427, Positive cache size: 1387, Positive conditional cache size: 20, Positive unconditional cache size: 1367, Negative cache size: 40, Negative conditional cache size: 13, Negative unconditional cache size: 27, Eliminated conditions: 4744, SemanticConditionEliminator.Independence Queries: [ total: 6354, positive: 906, positive conditional: 906, positive unconditional: 0, negative: 5448, negative conditional: 423, negative unconditional: 5025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6354, positive: 906, positive conditional: 906, positive unconditional: 0, negative: 5448, negative conditional: 423, negative unconditional: 5025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 40, negative conditional: 13, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 189, positive: 54, positive conditional: 27, positive unconditional: 27, negative: 135, negative conditional: 19, negative unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6354, positive: 886, positive conditional: 886, positive unconditional: 0, negative: 5435, negative conditional: 410, negative unconditional: 5025, unknown: 33, unknown conditional: 33, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1427, Positive cache size: 1387, Positive conditional cache size: 20, Positive unconditional cache size: 1367, Negative cache size: 40, Negative conditional cache size: 13, Negative unconditional cache size: 27, Eliminated conditions: 4744, SemanticConditionEliminator.Independence Queries: [ total: 6354, positive: 906, positive conditional: 906, positive unconditional: 0, negative: 5448, negative conditional: 423, negative unconditional: 5025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6354, positive: 906, positive conditional: 906, positive unconditional: 0, negative: 5448, negative conditional: 423, negative unconditional: 5025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 40, negative conditional: 13, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 189, positive: 54, positive conditional: 27, positive unconditional: 27, negative: 135, negative conditional: 19, negative unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6354, positive: 886, positive conditional: 886, positive unconditional: 0, negative: 5435, negative conditional: 410, negative unconditional: 5025, unknown: 33, unknown conditional: 33, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1427, Positive cache size: 1387, Positive conditional cache size: 20, Positive unconditional cache size: 1367, Negative cache size: 40, Negative conditional cache size: 13, Negative unconditional cache size: 27, Eliminated conditions: 4744, SemanticConditionEliminator.Independence Queries: [ total: 6354, positive: 906, positive conditional: 906, positive unconditional: 0, negative: 5448, negative conditional: 423, negative unconditional: 5025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6354, positive: 906, positive conditional: 906, positive unconditional: 0, negative: 5448, negative conditional: 423, negative unconditional: 5025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 40, negative conditional: 13, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 189, positive: 54, positive conditional: 27, positive unconditional: 27, negative: 135, negative conditional: 19, negative unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6354, positive: 886, positive conditional: 886, positive unconditional: 0, negative: 5435, negative conditional: 410, negative unconditional: 5025, unknown: 33, unknown conditional: 33, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1427, Positive cache size: 1387, Positive conditional cache size: 20, Positive unconditional cache size: 1367, Negative cache size: 40, Negative conditional cache size: 13, Negative unconditional cache size: 27, Eliminated conditions: 4744 ], Maximal queried relation: 5, Independence queries for same thread: 2564 - 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 7 procedures, 107 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4471.0ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 20.4ms, PartialOrderReductionTime: 3412.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 56, 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: 25.0ms SsaConstructionTime, 147.3ms SatisfiabilityAnalysisTime, 632.7ms InterpolantComputationTime, 336 NumberOfCodeBlocks, 336 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 331 ConstructedInterpolants, 0 QuantifiedInterpolants, 979 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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...