/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe004_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 10:20:40,934 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 10:20:40,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 10:20:40,959 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 10:20:40,981 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 10:20:40,981 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 10:20:40,982 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 10:20:40,983 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2021-07-10 10:20:41,012 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 10:20:41,013 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 10:20:41,013 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 10:20:41,013 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 10:20:41,014 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 10:20:41,014 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 10:20:41,014 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 10:20:41,014 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 10:20:41,014 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 10:20:41,014 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 10:20:41,014 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 10:20:41,015 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 10:20:41,015 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 10:20:41,015 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 10:20:41,015 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 10:20:41,015 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 10:20:41,015 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 10:20:41,015 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 10:20:41,015 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 10:20:41,015 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 10:20:41,015 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 10:20:41,016 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 10:20:41,016 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 10:20:41,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 10:20:41,016 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 10:20:41,016 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 10:20:41,016 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 10:20:41,016 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 10:20:41,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 10:20:41,016 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 10:20:41,016 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 10:20:41,017 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 10:20:41,017 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-10 10:20:41,017 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 10:20:41,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 10:20:41,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 10:20:41,238 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 10:20:41,239 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-10 10:20:41,239 INFO L275 PluginConnector]: CDTParser initialized [2021-07-10 10:20:41,240 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe004_tso.opt.i [2021-07-10 10:20:41,294 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d68b87be/e6469cbcbde046dcb9f9c32d8587eafe/FLAGbf0e182f7 [2021-07-10 10:20:41,706 INFO L306 CDTParser]: Found 1 translation units. [2021-07-10 10:20:41,707 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe004_tso.opt.i [2021-07-10 10:20:41,719 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d68b87be/e6469cbcbde046dcb9f9c32d8587eafe/FLAGbf0e182f7 [2021-07-10 10:20:41,732 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d68b87be/e6469cbcbde046dcb9f9c32d8587eafe [2021-07-10 10:20:41,734 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 10:20:41,737 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-10 10:20:41,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-10 10:20:41,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-10 10:20:41,741 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-10 10:20:41,741 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 10:20:41" (1/1) ... [2021-07-10 10:20:41,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8dfff71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:20:41, skipping insertion in model container [2021-07-10 10:20:41,742 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 10:20:41" (1/1) ... [2021-07-10 10:20:41,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-10 10:20:41,789 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-10 10:20:41,916 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/safe004_tso.opt.i[949,962] [2021-07-10 10:20:42,050 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 10:20:42,055 INFO L203 MainTranslator]: Completed pre-run [2021-07-10 10:20:42,063 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/safe004_tso.opt.i[949,962] [2021-07-10 10:20:42,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 10:20:42,121 INFO L208 MainTranslator]: Completed translation [2021-07-10 10:20:42,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:20:42 WrapperNode [2021-07-10 10:20:42,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-10 10:20:42,122 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 10:20:42,122 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 10:20:42,122 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 10:20:42,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:20:42" (1/1) ... [2021-07-10 10:20:42,150 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:20:42" (1/1) ... [2021-07-10 10:20:42,161 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 10:20:42,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 10:20:42,162 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 10:20:42,162 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 10:20:42,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:20:42" (1/1) ... [2021-07-10 10:20:42,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:20:42" (1/1) ... [2021-07-10 10:20:42,168 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:20:42" (1/1) ... [2021-07-10 10:20:42,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:20:42" (1/1) ... [2021-07-10 10:20:42,171 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:20:42" (1/1) ... [2021-07-10 10:20:42,172 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:20:42" (1/1) ... [2021-07-10 10:20:42,173 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:20:42" (1/1) ... [2021-07-10 10:20:42,174 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 10:20:42,175 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 10:20:42,175 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 10:20:42,175 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 10:20:42,176 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:20:42" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 10:20:42,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-10 10:20:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-10 10:20:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-10 10:20:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-10 10:20:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-10 10:20:42,235 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-10 10:20:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-10 10:20:42,235 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-10 10:20:42,236 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-10 10:20:42,236 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-10 10:20:42,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-10 10:20:42,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-10 10:20:42,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 10:20:42,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 10:20:42,237 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 10:20:42,489 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 10:20:42,489 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-10 10:20:42,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 10:20:42 BoogieIcfgContainer [2021-07-10 10:20:42,491 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 10:20:42,492 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 10:20:42,492 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 10:20:42,494 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 10:20:42,494 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 10:20:41" (1/3) ... [2021-07-10 10:20:42,494 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2023669b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 10:20:42, skipping insertion in model container [2021-07-10 10:20:42,494 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:20:42" (2/3) ... [2021-07-10 10:20:42,495 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2023669b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 10:20:42, skipping insertion in model container [2021-07-10 10:20:42,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 10:20:42" (3/3) ... [2021-07-10 10:20:42,495 INFO L111 eAbstractionObserver]: Analyzing ICFG safe004_tso.opt.i [2021-07-10 10:20:42,499 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 10:20:42,499 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 10:20:42,499 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 10:20:42,499 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 10:20:42,527 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,527 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,527 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,527 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,528 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,529 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,529 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,529 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,529 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,529 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,529 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,529 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,530 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,530 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,530 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,530 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,531 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,531 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,531 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,532 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,534 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,534 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,535 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,535 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,538 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,538 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,538 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,538 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,538 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,539 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,539 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,539 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,540 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,540 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,540 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,540 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,542 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,542 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,542 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,542 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,549 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,549 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,549 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,549 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,551 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,551 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,552 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,552 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:20:42,554 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-10 10:20:42,570 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 [2021-07-10 10:20:42,614 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 10:20:42,614 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 10:20:42,614 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 10:20:42,614 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 10:20:42,614 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 10:20:42,614 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 10:20:42,615 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 10:20:42,615 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 10:20:42,754 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:20:42,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:20:42,757 INFO L82 PathProgramCache]: Analyzing trace with hash -157389897, now seen corresponding path program 1 times [2021-07-10 10:20:42,763 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:20:42,763 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453976738] [2021-07-10 10:20:42,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:20:42,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:20:42,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:20:42,897 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:20:42,898 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453976738] [2021-07-10 10:20:42,898 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453976738] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:20:42,898 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:20:42,898 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 10:20:42,899 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725708162] [2021-07-10 10:20:42,901 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-10 10:20:42,901 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:20:42,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-10 10:20:42,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-10 10:20:42,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:42,910 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:20:42,911 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 10:20:42,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:42,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:42,918 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 10:20:42,918 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:20:42,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:20:42,918 INFO L82 PathProgramCache]: Analyzing trace with hash 1833038261, now seen corresponding path program 1 times [2021-07-10 10:20:42,918 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:20:42,919 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918070616] [2021-07-10 10:20:42,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:20:42,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:20:43,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:20:43,090 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:20:43,091 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918070616] [2021-07-10 10:20:43,091 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1918070616] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:20:43,091 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:20:43,091 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 10:20:43,091 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549714755] [2021-07-10 10:20:43,092 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 10:20:43,092 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:20:43,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 10:20:43,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 10:20:43,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:43,093 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:20:43,093 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 10:20:43,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:43,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:43,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:43,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:43,216 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 10:20:43,216 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:20:43,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:20:43,217 INFO L82 PathProgramCache]: Analyzing trace with hash 2083257204, now seen corresponding path program 1 times [2021-07-10 10:20:43,217 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:20:43,217 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502646261] [2021-07-10 10:20:43,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:20:43,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:20:43,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:20:43,320 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:20:43,320 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502646261] [2021-07-10 10:20:43,320 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [502646261] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:20:43,320 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:20:43,320 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 10:20:43,320 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615690363] [2021-07-10 10:20:43,321 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 10:20:43,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:20:43,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 10:20:43,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-07-10 10:20:43,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:43,321 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:20:43,322 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 10:20:43,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:43,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:43,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:43,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:43,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:43,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:20:43,598 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-10 10:20:43,598 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:20:43,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:20:43,599 INFO L82 PathProgramCache]: Analyzing trace with hash 803252236, now seen corresponding path program 1 times [2021-07-10 10:20:43,599 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:20:43,599 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203154915] [2021-07-10 10:20:43,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:20:43,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:20:43,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:20:43,735 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:20:43,735 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203154915] [2021-07-10 10:20:43,735 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203154915] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:20:43,736 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:20:43,736 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 10:20:43,736 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302274393] [2021-07-10 10:20:43,736 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 10:20:43,737 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:20:43,737 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 10:20:43,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 10:20:43,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:43,738 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:20:43,738 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 10:20:43,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:43,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:20:43,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:20:43,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:44,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:44,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 10:20:44,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 10:20:44,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:20:44,240 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-10 10:20:44,240 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:20:44,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:20:44,241 INFO L82 PathProgramCache]: Analyzing trace with hash -1653484675, now seen corresponding path program 1 times [2021-07-10 10:20:44,241 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:20:44,241 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114155186] [2021-07-10 10:20:44,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:20:44,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:20:44,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:20:44,353 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:20:44,353 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114155186] [2021-07-10 10:20:44,353 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2114155186] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:20:44,353 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:20:44,353 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 10:20:44,354 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369821184] [2021-07-10 10:20:44,354 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 10:20:44,354 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:20:44,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 10:20:44,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-10 10:20:44,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:44,355 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:20:44,355 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 10:20:44,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:44,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 10:20:44,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 10:20:44,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:20:44,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:44,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:20:44,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 10:20:44,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 10:20:44,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:20:44,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:20:44,504 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-10 10:20:44,511 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 10:20:44,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 10:20:44 BasicIcfg [2021-07-10 10:20:44,513 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 10:20:44,513 INFO L168 Benchmark]: Toolchain (without parser) took 2776.41 ms. Allocated memory was 191.9 MB in the beginning and 230.7 MB in the end (delta: 38.8 MB). Free memory was 154.5 MB in the beginning and 128.2 MB in the end (delta: 26.3 MB). Peak memory consumption was 66.3 MB. Max. memory is 8.0 GB. [2021-07-10 10:20:44,513 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 191.9 MB. Free memory is still 172.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 10:20:44,514 INFO L168 Benchmark]: CACSL2BoogieTranslator took 383.59 ms. Allocated memory is still 191.9 MB. Free memory was 154.3 MB in the beginning and 164.6 MB in the end (delta: -10.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-07-10 10:20:44,514 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.21 ms. Allocated memory is still 191.9 MB. Free memory was 164.6 MB in the beginning and 162.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 10:20:44,514 INFO L168 Benchmark]: Boogie Preprocessor took 12.89 ms. Allocated memory is still 191.9 MB. Free memory was 162.5 MB in the beginning and 161.5 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 10:20:44,514 INFO L168 Benchmark]: RCFGBuilder took 315.65 ms. Allocated memory is still 191.9 MB. Free memory was 161.1 MB in the beginning and 138.0 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-07-10 10:20:44,515 INFO L168 Benchmark]: TraceAbstraction took 2020.86 ms. Allocated memory was 191.9 MB in the beginning and 230.7 MB in the end (delta: 38.8 MB). Free memory was 137.7 MB in the beginning and 128.2 MB in the end (delta: 9.5 MB). Peak memory consumption was 49.8 MB. Max. memory is 8.0 GB. [2021-07-10 10:20:44,516 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 191.9 MB. Free memory is still 172.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 383.59 ms. Allocated memory is still 191.9 MB. Free memory was 154.3 MB in the beginning and 164.6 MB in the end (delta: -10.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 39.21 ms. Allocated memory is still 191.9 MB. Free memory was 164.6 MB in the beginning and 162.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 12.89 ms. Allocated memory is still 191.9 MB. Free memory was 162.5 MB in the beginning and 161.5 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 315.65 ms. Allocated memory is still 191.9 MB. Free memory was 161.1 MB in the beginning and 138.0 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2020.86 ms. Allocated memory was 191.9 MB in the beginning and 230.7 MB in the end (delta: 38.8 MB). Free memory was 137.7 MB in the beginning and 128.2 MB in the end (delta: 9.5 MB). Peak memory consumption was 49.8 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: 15736, positive: 15290, positive conditional: 10314, positive unconditional: 4976, negative: 446, negative conditional: 397, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 15611, positive: 15290, positive conditional: 10314, positive unconditional: 4976, negative: 321, negative conditional: 272, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 15611, positive: 14793, positive conditional: 0, positive unconditional: 14793, negative: 818, negative conditional: 0, negative unconditional: 818, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1249, positive: 1217, positive conditional: 0, positive unconditional: 1217, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1249, positive: 1211, positive conditional: 0, positive unconditional: 1211, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 38, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 47, negative conditional: 15, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 33, positive conditional: 22, positive unconditional: 12, negative: 94, negative conditional: 18, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 15611, positive: 13576, positive conditional: 0, positive unconditional: 13576, negative: 786, negative conditional: 0, negative unconditional: 786, unknown: 1249, unknown conditional: 0, unknown unconditional: 1249] , Statistics on independence cache: Total cache size (in pairs): 1283, Positive cache size: 1236, Positive conditional cache size: 19, Positive unconditional cache size: 1217, Negative cache size: 47, Negative conditional cache size: 15, Negative unconditional cache size: 32, SemanticConditionEliminator.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 47, negative conditional: 15, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 33, positive conditional: 22, positive unconditional: 12, negative: 94, negative conditional: 18, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2920, positive: 478, positive conditional: 478, positive unconditional: 0, negative: 2408, negative conditional: 319, negative unconditional: 2089, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1283, Positive cache size: 1236, Positive conditional cache size: 19, Positive unconditional cache size: 1217, Negative cache size: 47, Negative conditional cache size: 15, Negative unconditional cache size: 32, Eliminated conditions: 1974, SemanticConditionEliminator.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 47, negative conditional: 15, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 33, positive conditional: 22, positive unconditional: 12, negative: 94, negative conditional: 18, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2920, positive: 478, positive conditional: 478, positive unconditional: 0, negative: 2408, negative conditional: 319, negative unconditional: 2089, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1283, Positive cache size: 1236, Positive conditional cache size: 19, Positive unconditional cache size: 1217, Negative cache size: 47, Negative conditional cache size: 15, Negative unconditional cache size: 32, Eliminated conditions: 1974, SemanticConditionEliminator.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 47, negative conditional: 15, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 33, positive conditional: 22, positive unconditional: 12, negative: 94, negative conditional: 18, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2920, positive: 478, positive conditional: 478, positive unconditional: 0, negative: 2408, negative conditional: 319, negative unconditional: 2089, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1283, Positive cache size: 1236, Positive conditional cache size: 19, Positive unconditional cache size: 1217, Negative cache size: 47, Negative conditional cache size: 15, Negative unconditional cache size: 32, Eliminated conditions: 1974, SemanticConditionEliminator.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 47, negative conditional: 15, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 33, positive conditional: 22, positive unconditional: 12, negative: 94, negative conditional: 18, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2920, positive: 478, positive conditional: 478, positive unconditional: 0, negative: 2408, negative conditional: 319, negative unconditional: 2089, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1283, Positive cache size: 1236, Positive conditional cache size: 19, Positive unconditional cache size: 1217, Negative cache size: 47, Negative conditional cache size: 15, Negative unconditional cache size: 32, Eliminated conditions: 1974, SemanticConditionEliminator.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 47, negative conditional: 15, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 33, positive conditional: 22, positive unconditional: 12, negative: 94, negative conditional: 18, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2920, positive: 478, positive conditional: 478, positive unconditional: 0, negative: 2408, negative conditional: 319, negative unconditional: 2089, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1283, Positive cache size: 1236, Positive conditional cache size: 19, Positive unconditional cache size: 1217, Negative cache size: 47, Negative conditional cache size: 15, Negative unconditional cache size: 32, Eliminated conditions: 1974 ], Maximal queried relation: 5, Independence queries for same thread: 125 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 225, Number of persistent set computation: 823, Number of trivial persistent sets: 332, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 15736, positive: 15290, positive conditional: 10314, positive unconditional: 4976, negative: 446, negative conditional: 397, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 15611, positive: 15290, positive conditional: 10314, positive unconditional: 4976, negative: 321, negative conditional: 272, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 15611, positive: 14793, positive conditional: 0, positive unconditional: 14793, negative: 818, negative conditional: 0, negative unconditional: 818, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1249, positive: 1217, positive conditional: 0, positive unconditional: 1217, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1249, positive: 1211, positive conditional: 0, positive unconditional: 1211, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 38, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 47, negative conditional: 15, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 33, positive conditional: 22, positive unconditional: 12, negative: 94, negative conditional: 18, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 15611, positive: 13576, positive conditional: 0, positive unconditional: 13576, negative: 786, negative conditional: 0, negative unconditional: 786, unknown: 1249, unknown conditional: 0, unknown unconditional: 1249] , Statistics on independence cache: Total cache size (in pairs): 1283, Positive cache size: 1236, Positive conditional cache size: 19, Positive unconditional cache size: 1217, Negative cache size: 47, Negative conditional cache size: 15, Negative unconditional cache size: 32, SemanticConditionEliminator.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 47, negative conditional: 15, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 33, positive conditional: 22, positive unconditional: 12, negative: 94, negative conditional: 18, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2920, positive: 478, positive conditional: 478, positive unconditional: 0, negative: 2408, negative conditional: 319, negative unconditional: 2089, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1283, Positive cache size: 1236, Positive conditional cache size: 19, Positive unconditional cache size: 1217, Negative cache size: 47, Negative conditional cache size: 15, Negative unconditional cache size: 32, Eliminated conditions: 1974, SemanticConditionEliminator.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 47, negative conditional: 15, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 33, positive conditional: 22, positive unconditional: 12, negative: 94, negative conditional: 18, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2920, positive: 478, positive conditional: 478, positive unconditional: 0, negative: 2408, negative conditional: 319, negative unconditional: 2089, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1283, Positive cache size: 1236, Positive conditional cache size: 19, Positive unconditional cache size: 1217, Negative cache size: 47, Negative conditional cache size: 15, Negative unconditional cache size: 32, Eliminated conditions: 1974, SemanticConditionEliminator.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 47, negative conditional: 15, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 33, positive conditional: 22, positive unconditional: 12, negative: 94, negative conditional: 18, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2920, positive: 478, positive conditional: 478, positive unconditional: 0, negative: 2408, negative conditional: 319, negative unconditional: 2089, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1283, Positive cache size: 1236, Positive conditional cache size: 19, Positive unconditional cache size: 1217, Negative cache size: 47, Negative conditional cache size: 15, Negative unconditional cache size: 32, Eliminated conditions: 1974, SemanticConditionEliminator.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 47, negative conditional: 15, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 33, positive conditional: 22, positive unconditional: 12, negative: 94, negative conditional: 18, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2920, positive: 478, positive conditional: 478, positive unconditional: 0, negative: 2408, negative conditional: 319, negative unconditional: 2089, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1283, Positive cache size: 1236, Positive conditional cache size: 19, Positive unconditional cache size: 1217, Negative cache size: 47, Negative conditional cache size: 15, Negative unconditional cache size: 32, Eliminated conditions: 1974, SemanticConditionEliminator.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 47, negative conditional: 15, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 33, positive conditional: 22, positive unconditional: 12, negative: 94, negative conditional: 18, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2920, positive: 478, positive conditional: 478, positive unconditional: 0, negative: 2408, negative conditional: 319, negative unconditional: 2089, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1283, Positive cache size: 1236, Positive conditional cache size: 19, Positive unconditional cache size: 1217, Negative cache size: 47, Negative conditional cache size: 15, Negative unconditional cache size: 32, Eliminated conditions: 1974 ], Maximal queried relation: 5, Independence queries for same thread: 125 - 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, 106 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1923.3ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 14.2ms, PartialOrderReductionTime: 1180.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 48, 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: 21.5ms SsaConstructionTime, 90.4ms SatisfiabilityAnalysisTime, 474.0ms InterpolantComputationTime, 276 NumberOfCodeBlocks, 276 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 271 ConstructedInterpolants, 0 QuantifiedInterpolants, 638 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...