/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/safe011_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 05:13:19,506 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 05:13:19,508 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 05:13:19,535 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-17 05:13:19,574 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 05:13:19,575 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 05:13:19,576 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 05:13:19,577 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2021-06-17 05:13:19,598 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 05:13:19,598 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 05:13:19,599 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 05:13:19,599 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 05:13:19,600 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 05:13:19,600 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 05:13:19,600 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 05:13:19,600 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 05:13:19,600 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 05:13:19,601 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 05:13:19,601 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 05:13:19,601 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 05:13:19,601 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 05:13:19,601 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 05:13:19,601 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 05:13:19,601 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 05:13:19,602 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 05:13:19,602 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 05:13:19,602 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 05:13:19,602 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 05:13:19,602 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 05:13:19,602 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 05:13:19,602 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 05:13:19,603 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 05:13:19,603 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 05:13:19,603 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 05:13:19,603 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 05:13:19,603 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 05:13:19,603 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 05:13:19,603 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 05:13:19,604 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 05:13:19,604 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 05:13:19,604 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 05:13:19,604 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 05:13:19,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 05:13:19,949 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 05:13:19,951 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 05:13:19,952 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-17 05:13:19,953 INFO L275 PluginConnector]: CDTParser initialized [2021-06-17 05:13:19,954 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe011_tso.opt.i [2021-06-17 05:13:20,018 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ac4f3c1e/03b0bcc01b9d4987980bb33043708ab2/FLAG07d59708d [2021-06-17 05:13:20,578 INFO L306 CDTParser]: Found 1 translation units. [2021-06-17 05:13:20,578 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe011_tso.opt.i [2021-06-17 05:13:20,593 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ac4f3c1e/03b0bcc01b9d4987980bb33043708ab2/FLAG07d59708d [2021-06-17 05:13:20,988 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ac4f3c1e/03b0bcc01b9d4987980bb33043708ab2 [2021-06-17 05:13:20,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 05:13:20,994 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-17 05:13:20,995 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-17 05:13:20,996 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-17 05:13:21,000 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-17 05:13:21,001 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 05:13:20" (1/1) ... [2021-06-17 05:13:21,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@128c15f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:21, skipping insertion in model container [2021-06-17 05:13:21,002 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 05:13:20" (1/1) ... [2021-06-17 05:13:21,010 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-17 05:13:21,045 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-17 05:13:21,198 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/safe011_tso.opt.i[949,962] [2021-06-17 05:13:21,317 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 05:13:21,324 INFO L203 MainTranslator]: Completed pre-run [2021-06-17 05:13:21,334 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/safe011_tso.opt.i[949,962] [2021-06-17 05:13:21,385 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 05:13:21,458 INFO L208 MainTranslator]: Completed translation [2021-06-17 05:13:21,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:21 WrapperNode [2021-06-17 05:13:21,459 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-17 05:13:21,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 05:13:21,460 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 05:13:21,461 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 05:13:21,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:21" (1/1) ... [2021-06-17 05:13:21,499 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:21" (1/1) ... [2021-06-17 05:13:21,516 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 05:13:21,517 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 05:13:21,517 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 05:13:21,517 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 05:13:21,524 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:21" (1/1) ... [2021-06-17 05:13:21,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:21" (1/1) ... [2021-06-17 05:13:21,527 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:21" (1/1) ... [2021-06-17 05:13:21,527 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:21" (1/1) ... [2021-06-17 05:13:21,531 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:21" (1/1) ... [2021-06-17 05:13:21,535 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:21" (1/1) ... [2021-06-17 05:13:21,540 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:21" (1/1) ... [2021-06-17 05:13:21,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 05:13:21,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 05:13:21,544 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 05:13:21,544 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 05:13:21,545 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:21" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 05:13:21,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-17 05:13:21,637 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-17 05:13:21,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-17 05:13:21,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-17 05:13:21,639 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-17 05:13:21,639 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-17 05:13:21,639 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-17 05:13:21,639 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-17 05:13:21,639 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-17 05:13:21,639 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-17 05:13:21,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-17 05:13:21,639 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-17 05:13:21,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 05:13:21,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 05:13:21,641 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-17 05:13:22,102 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 05:13:22,102 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-17 05:13:22,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 05:13:22 BoogieIcfgContainer [2021-06-17 05:13:22,105 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 05:13:22,107 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 05:13:22,107 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 05:13:22,110 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 05:13:22,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.06 05:13:20" (1/3) ... [2021-06-17 05:13:22,111 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27291cdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 05:13:22, skipping insertion in model container [2021-06-17 05:13:22,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:21" (2/3) ... [2021-06-17 05:13:22,112 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27291cdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 05:13:22, skipping insertion in model container [2021-06-17 05:13:22,112 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 05:13:22" (3/3) ... [2021-06-17 05:13:22,115 INFO L111 eAbstractionObserver]: Analyzing ICFG safe011_tso.opt.i [2021-06-17 05:13:22,120 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 05:13:22,120 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 05:13:22,121 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 05:13:22,121 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 05:13:22,162 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,162 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,162 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,162 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,163 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,163 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,163 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,163 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,163 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,163 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,164 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,164 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,164 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,164 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,165 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,165 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,165 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,165 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,166 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,166 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,168 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,168 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,169 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,169 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,173 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,174 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,174 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,174 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,174 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,175 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,178 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,178 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,179 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,179 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,179 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,179 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,182 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,182 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,182 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,182 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,187 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,187 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,187 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,188 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,190 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,190 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,191 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,191 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:22,194 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-17 05:13:22,214 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 [2021-06-17 05:13:22,288 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 05:13:22,288 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 05:13:22,288 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 05:13:22,288 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 05:13:22,288 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 05:13:22,289 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 05:13:22,289 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 05:13:22,289 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 05:13:22,543 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:13:22,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:13:22,548 INFO L82 PathProgramCache]: Analyzing trace with hash 95847837, now seen corresponding path program 1 times [2021-06-17 05:13:22,555 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:13:22,556 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103718222] [2021-06-17 05:13:22,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:13:22,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:13:22,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:13:22,738 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:13:22,738 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103718222] [2021-06-17 05:13:22,739 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103718222] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:13:22,739 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:13:22,739 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-17 05:13:22,740 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104235785] [2021-06-17 05:13:22,744 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-17 05:13:22,744 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:13:22,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-17 05:13:22,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-17 05:13:22,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:22,759 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:13:22,761 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 05:13:22,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:22,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:22,782 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 05:13:22,782 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:13:22,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:13:22,782 INFO L82 PathProgramCache]: Analyzing trace with hash 594281231, now seen corresponding path program 1 times [2021-06-17 05:13:22,783 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:13:22,783 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543525328] [2021-06-17 05:13:22,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:13:22,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:13:23,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:13:23,085 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:13:23,086 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543525328] [2021-06-17 05:13:23,089 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543525328] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:13:23,090 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:13:23,090 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-17 05:13:23,090 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366273023] [2021-06-17 05:13:23,092 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-17 05:13:23,093 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:13:23,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-17 05:13:23,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-17 05:13:23,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:23,100 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:13:23,101 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 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) [2021-06-17 05:13:23,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:23,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:23,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:23,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:13:23,296 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 05:13:23,296 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:13:23,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:13:23,303 INFO L82 PathProgramCache]: Analyzing trace with hash -1942770352, now seen corresponding path program 1 times [2021-06-17 05:13:23,304 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:13:23,304 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126773622] [2021-06-17 05:13:23,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:13:23,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:13:23,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:13:23,525 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:13:23,525 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126773622] [2021-06-17 05:13:23,525 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126773622] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:13:23,525 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:13:23,525 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 05:13:23,526 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091956709] [2021-06-17 05:13:23,526 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 05:13:23,526 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:13:23,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 05:13:23,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-17 05:13:23,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:23,529 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:13:23,529 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 05:13:23,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:23,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:13:23,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:23,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:23,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:13:23,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-17 05:13:23,719 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 05:13:23,719 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:13:23,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:13:23,720 INFO L82 PathProgramCache]: Analyzing trace with hash -304307635, now seen corresponding path program 1 times [2021-06-17 05:13:23,720 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:13:23,720 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608926968] [2021-06-17 05:13:23,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:13:23,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:13:23,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:13:23,818 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:13:23,818 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608926968] [2021-06-17 05:13:23,818 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608926968] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:13:23,818 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:13:23,818 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-17 05:13:23,819 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238310592] [2021-06-17 05:13:23,819 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-17 05:13:23,819 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:13:23,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-17 05:13:23,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-17 05:13:23,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:23,820 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:13:23,820 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 05:13:23,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:23,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:13:23,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-17 05:13:23,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:24,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:24,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:13:24,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-17 05:13:24,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 05:13:24,528 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-17 05:13:24,528 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:13:24,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:13:24,528 INFO L82 PathProgramCache]: Analyzing trace with hash -1160997249, now seen corresponding path program 2 times [2021-06-17 05:13:24,529 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:13:24,529 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385848563] [2021-06-17 05:13:24,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:13:24,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:13:24,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:13:24,711 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:13:24,711 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385848563] [2021-06-17 05:13:24,711 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385848563] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:13:24,711 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:13:24,711 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 05:13:24,712 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544151267] [2021-06-17 05:13:24,712 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 05:13:24,712 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:13:24,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 05:13:24,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-06-17 05:13:24,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:24,713 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:13:24,713 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 05:13:24,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:24,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:13:24,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-17 05:13:24,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 05:13:24,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:25,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:25,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:13:25,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-17 05:13:25,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 05:13:25,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 05:13:25,267 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-17 05:13:25,288 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 05:13:25,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 05:13:25 BasicIcfg [2021-06-17 05:13:25,295 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 05:13:25,295 INFO L168 Benchmark]: Toolchain (without parser) took 4301.36 ms. Allocated memory was 255.9 MB in the beginning and 307.2 MB in the end (delta: 51.4 MB). Free memory was 218.4 MB in the beginning and 227.3 MB in the end (delta: -8.9 MB). Peak memory consumption was 43.7 MB. Max. memory is 8.0 GB. [2021-06-17 05:13:25,296 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 255.9 MB. Free memory is still 236.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 05:13:25,296 INFO L168 Benchmark]: CACSL2BoogieTranslator took 464.12 ms. Allocated memory is still 255.9 MB. Free memory was 218.2 MB in the beginning and 217.8 MB in the end (delta: 392.5 kB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-06-17 05:13:25,296 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.53 ms. Allocated memory is still 255.9 MB. Free memory was 217.8 MB in the beginning and 215.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 05:13:25,296 INFO L168 Benchmark]: Boogie Preprocessor took 26.57 ms. Allocated memory is still 255.9 MB. Free memory was 215.7 MB in the beginning and 214.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 05:13:25,297 INFO L168 Benchmark]: RCFGBuilder took 561.80 ms. Allocated memory is still 255.9 MB. Free memory was 214.1 MB in the beginning and 190.0 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-06-17 05:13:25,297 INFO L168 Benchmark]: TraceAbstraction took 3187.67 ms. Allocated memory was 255.9 MB in the beginning and 307.2 MB in the end (delta: 51.4 MB). Free memory was 189.5 MB in the beginning and 227.3 MB in the end (delta: -37.8 MB). Peak memory consumption was 15.1 MB. Max. memory is 8.0 GB. [2021-06-17 05:13:25,299 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 255.9 MB. Free memory is still 236.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 464.12 ms. Allocated memory is still 255.9 MB. Free memory was 218.2 MB in the beginning and 217.8 MB in the end (delta: 392.5 kB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 55.53 ms. Allocated memory is still 255.9 MB. Free memory was 217.8 MB in the beginning and 215.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 26.57 ms. Allocated memory is still 255.9 MB. Free memory was 215.7 MB in the beginning and 214.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 561.80 ms. Allocated memory is still 255.9 MB. Free memory was 214.1 MB in the beginning and 190.0 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 3187.67 ms. Allocated memory was 255.9 MB in the beginning and 307.2 MB in the end (delta: 51.4 MB). Free memory was 189.5 MB in the beginning and 227.3 MB in the end (delta: -37.8 MB). Peak memory consumption was 15.1 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: 12774, positive: 12429, positive conditional: 10212, positive unconditional: 2217, negative: 345, negative conditional: 319, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 12560, positive: 12429, positive conditional: 10212, positive unconditional: 2217, negative: 131, negative conditional: 105, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 12560, positive: 12193, positive conditional: 0, positive unconditional: 12193, negative: 367, negative conditional: 0, negative unconditional: 367, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1095, positive: 1079, positive conditional: 0, positive unconditional: 1079, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1095, positive: 1075, positive conditional: 0, positive unconditional: 1075, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 3, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 43, positive conditional: 23, positive unconditional: 19, negative: 129, negative conditional: 7, negative unconditional: 122, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 12560, positive: 11114, positive conditional: 0, positive unconditional: 11114, negative: 351, negative conditional: 0, negative unconditional: 351, unknown: 1095, unknown conditional: 0, unknown unconditional: 1095] , Statistics on independence cache: Total cache size (in pairs): 1108, Positive cache size: 1089, Positive conditional cache size: 10, Positive unconditional cache size: 1079, Negative cache size: 19, Negative conditional cache size: 3, Negative unconditional cache size: 16, SemanticConditionEliminator.Independence Queries: [ total: 1235, positive: 236, positive conditional: 236, positive unconditional: 0, negative: 999, negative conditional: 70, negative unconditional: 929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1235, positive: 236, positive conditional: 236, positive unconditional: 0, negative: 999, negative conditional: 70, negative unconditional: 929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 3, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 43, positive conditional: 23, positive unconditional: 19, negative: 129, negative conditional: 7, negative unconditional: 122, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1235, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 996, negative conditional: 67, negative unconditional: 929, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1108, Positive cache size: 1089, Positive conditional cache size: 10, Positive unconditional cache size: 1079, Negative cache size: 19, Negative conditional cache size: 3, Negative unconditional cache size: 16, Eliminated conditions: 880, SemanticConditionEliminator.Independence Queries: [ total: 1235, positive: 236, positive conditional: 236, positive unconditional: 0, negative: 999, negative conditional: 70, negative unconditional: 929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1235, positive: 236, positive conditional: 236, positive unconditional: 0, negative: 999, negative conditional: 70, negative unconditional: 929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 3, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 43, positive conditional: 23, positive unconditional: 19, negative: 129, negative conditional: 7, negative unconditional: 122, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1235, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 996, negative conditional: 67, negative unconditional: 929, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1108, Positive cache size: 1089, Positive conditional cache size: 10, Positive unconditional cache size: 1079, Negative cache size: 19, Negative conditional cache size: 3, Negative unconditional cache size: 16, Eliminated conditions: 880, SemanticConditionEliminator.Independence Queries: [ total: 1235, positive: 236, positive conditional: 236, positive unconditional: 0, negative: 999, negative conditional: 70, negative unconditional: 929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1235, positive: 236, positive conditional: 236, positive unconditional: 0, negative: 999, negative conditional: 70, negative unconditional: 929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 3, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 43, positive conditional: 23, positive unconditional: 19, negative: 129, negative conditional: 7, negative unconditional: 122, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1235, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 996, negative conditional: 67, negative unconditional: 929, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1108, Positive cache size: 1089, Positive conditional cache size: 10, Positive unconditional cache size: 1079, Negative cache size: 19, Negative conditional cache size: 3, Negative unconditional cache size: 16, Eliminated conditions: 880, SemanticConditionEliminator.Independence Queries: [ total: 1235, positive: 236, positive conditional: 236, positive unconditional: 0, negative: 999, negative conditional: 70, negative unconditional: 929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1235, positive: 236, positive conditional: 236, positive unconditional: 0, negative: 999, negative conditional: 70, negative unconditional: 929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 3, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 43, positive conditional: 23, positive unconditional: 19, negative: 129, negative conditional: 7, negative unconditional: 122, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1235, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 996, negative conditional: 67, negative unconditional: 929, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1108, Positive cache size: 1089, Positive conditional cache size: 10, Positive unconditional cache size: 1079, Negative cache size: 19, Negative conditional cache size: 3, Negative unconditional cache size: 16, Eliminated conditions: 880, SemanticConditionEliminator.Independence Queries: [ total: 1235, positive: 236, positive conditional: 236, positive unconditional: 0, negative: 999, negative conditional: 70, negative unconditional: 929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1235, positive: 236, positive conditional: 236, positive unconditional: 0, negative: 999, negative conditional: 70, negative unconditional: 929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 3, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 43, positive conditional: 23, positive unconditional: 19, negative: 129, negative conditional: 7, negative unconditional: 122, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1235, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 996, negative conditional: 67, negative unconditional: 929, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1108, Positive cache size: 1089, Positive conditional cache size: 10, Positive unconditional cache size: 1079, Negative cache size: 19, Negative conditional cache size: 3, Negative unconditional cache size: 16, Eliminated conditions: 880 ], Maximal queried relation: 5, Independence queries for same thread: 214 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 622, Number of persistent set computation: 4402, Number of trivial persistent sets: 2405, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 12774, positive: 12429, positive conditional: 10212, positive unconditional: 2217, negative: 345, negative conditional: 319, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 12560, positive: 12429, positive conditional: 10212, positive unconditional: 2217, negative: 131, negative conditional: 105, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 12560, positive: 12193, positive conditional: 0, positive unconditional: 12193, negative: 367, negative conditional: 0, negative unconditional: 367, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1095, positive: 1079, positive conditional: 0, positive unconditional: 1079, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1095, positive: 1075, positive conditional: 0, positive unconditional: 1075, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 3, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 43, positive conditional: 23, positive unconditional: 19, negative: 129, negative conditional: 7, negative unconditional: 122, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 12560, positive: 11114, positive conditional: 0, positive unconditional: 11114, negative: 351, negative conditional: 0, negative unconditional: 351, unknown: 1095, unknown conditional: 0, unknown unconditional: 1095] , Statistics on independence cache: Total cache size (in pairs): 1108, Positive cache size: 1089, Positive conditional cache size: 10, Positive unconditional cache size: 1079, Negative cache size: 19, Negative conditional cache size: 3, Negative unconditional cache size: 16, SemanticConditionEliminator.Independence Queries: [ total: 1235, positive: 236, positive conditional: 236, positive unconditional: 0, negative: 999, negative conditional: 70, negative unconditional: 929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1235, positive: 236, positive conditional: 236, positive unconditional: 0, negative: 999, negative conditional: 70, negative unconditional: 929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 3, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 43, positive conditional: 23, positive unconditional: 19, negative: 129, negative conditional: 7, negative unconditional: 122, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1235, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 996, negative conditional: 67, negative unconditional: 929, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1108, Positive cache size: 1089, Positive conditional cache size: 10, Positive unconditional cache size: 1079, Negative cache size: 19, Negative conditional cache size: 3, Negative unconditional cache size: 16, Eliminated conditions: 880, SemanticConditionEliminator.Independence Queries: [ total: 1235, positive: 236, positive conditional: 236, positive unconditional: 0, negative: 999, negative conditional: 70, negative unconditional: 929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1235, positive: 236, positive conditional: 236, positive unconditional: 0, negative: 999, negative conditional: 70, negative unconditional: 929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 3, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 43, positive conditional: 23, positive unconditional: 19, negative: 129, negative conditional: 7, negative unconditional: 122, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1235, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 996, negative conditional: 67, negative unconditional: 929, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1108, Positive cache size: 1089, Positive conditional cache size: 10, Positive unconditional cache size: 1079, Negative cache size: 19, Negative conditional cache size: 3, Negative unconditional cache size: 16, Eliminated conditions: 880, SemanticConditionEliminator.Independence Queries: [ total: 1235, positive: 236, positive conditional: 236, positive unconditional: 0, negative: 999, negative conditional: 70, negative unconditional: 929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1235, positive: 236, positive conditional: 236, positive unconditional: 0, negative: 999, negative conditional: 70, negative unconditional: 929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 3, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 43, positive conditional: 23, positive unconditional: 19, negative: 129, negative conditional: 7, negative unconditional: 122, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1235, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 996, negative conditional: 67, negative unconditional: 929, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1108, Positive cache size: 1089, Positive conditional cache size: 10, Positive unconditional cache size: 1079, Negative cache size: 19, Negative conditional cache size: 3, Negative unconditional cache size: 16, Eliminated conditions: 880, SemanticConditionEliminator.Independence Queries: [ total: 1235, positive: 236, positive conditional: 236, positive unconditional: 0, negative: 999, negative conditional: 70, negative unconditional: 929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1235, positive: 236, positive conditional: 236, positive unconditional: 0, negative: 999, negative conditional: 70, negative unconditional: 929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 3, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 43, positive conditional: 23, positive unconditional: 19, negative: 129, negative conditional: 7, negative unconditional: 122, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1235, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 996, negative conditional: 67, negative unconditional: 929, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1108, Positive cache size: 1089, Positive conditional cache size: 10, Positive unconditional cache size: 1079, Negative cache size: 19, Negative conditional cache size: 3, Negative unconditional cache size: 16, Eliminated conditions: 880, SemanticConditionEliminator.Independence Queries: [ total: 1235, positive: 236, positive conditional: 236, positive unconditional: 0, negative: 999, negative conditional: 70, negative unconditional: 929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1235, positive: 236, positive conditional: 236, positive unconditional: 0, negative: 999, negative conditional: 70, negative unconditional: 929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 3, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 43, positive conditional: 23, positive unconditional: 19, negative: 129, negative conditional: 7, negative unconditional: 122, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1235, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 996, negative conditional: 67, negative unconditional: 929, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1108, Positive cache size: 1089, Positive conditional cache size: 10, Positive unconditional cache size: 1079, Negative cache size: 19, Negative conditional cache size: 3, Negative unconditional cache size: 16, Eliminated conditions: 880 ], Maximal queried relation: 5, Independence queries for same thread: 214 - 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: 3048.8ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 19.4ms, PartialOrderReductionTime: 1897.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 40, 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: 25.2ms SsaConstructionTime, 153.6ms SatisfiabilityAnalysisTime, 713.3ms InterpolantComputationTime, 311 NumberOfCodeBlocks, 311 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 306 ConstructedInterpolants, 0 QuantifiedInterpolants, 894 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...