/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe016_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 02:21:36,603 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 02:21:36,606 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 02:21:36,644 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-06 02:21:36,701 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-DelaySleep-NoLbe.epf [2021-06-06 02:21:36,735 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 02:21:36,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 02:21:36,736 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 02:21:36,736 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 02:21:36,738 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 02:21:36,738 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 02:21:36,739 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 02:21:36,739 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 02:21:36,739 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 02:21:36,739 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 02:21:36,740 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 02:21:36,740 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 02:21:36,740 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 02:21:36,741 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 02:21:36,741 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 02:21:36,741 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 02:21:36,741 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 02:21:36,741 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 02:21:36,741 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 02:21:36,741 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 02:21:36,742 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 02:21:36,742 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 02:21:36,742 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 02:21:36,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 02:21:36,742 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 02:21:36,742 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 02:21:36,743 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 02:21:36,743 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 02:21:36,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 02:21:36,743 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 02:21:36,743 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 02:21:36,743 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 02:21:36,744 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 02:21:36,744 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 02:21:37,053 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 02:21:37,071 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 02:21:37,073 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 02:21:37,074 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-06 02:21:37,075 INFO L275 PluginConnector]: CDTParser initialized [2021-06-06 02:21:37,075 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe016_tso.oepc.i [2021-06-06 02:21:37,129 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9af8a6dce/7477a1d574984449813fea0113bbe250/FLAG9b02dcad0 [2021-06-06 02:21:37,648 INFO L306 CDTParser]: Found 1 translation units. [2021-06-06 02:21:37,648 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe016_tso.oepc.i [2021-06-06 02:21:37,659 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9af8a6dce/7477a1d574984449813fea0113bbe250/FLAG9b02dcad0 [2021-06-06 02:21:38,142 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9af8a6dce/7477a1d574984449813fea0113bbe250 [2021-06-06 02:21:38,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 02:21:38,145 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-06 02:21:38,146 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-06 02:21:38,146 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-06 02:21:38,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-06 02:21:38,153 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.06 02:21:38" (1/1) ... [2021-06-06 02:21:38,154 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44a09715 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 02:21:38, skipping insertion in model container [2021-06-06 02:21:38,154 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.06 02:21:38" (1/1) ... [2021-06-06 02:21:38,160 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-06 02:21:38,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-06 02:21:38,424 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/safe016_tso.oepc.i[950,963] [2021-06-06 02:21:38,601 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-06 02:21:38,609 INFO L203 MainTranslator]: Completed pre-run [2021-06-06 02:21:38,619 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/safe016_tso.oepc.i[950,963] [2021-06-06 02:21:38,662 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-06 02:21:38,731 INFO L208 MainTranslator]: Completed translation [2021-06-06 02:21:38,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 02:21:38 WrapperNode [2021-06-06 02:21:38,732 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-06 02:21:38,733 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 02:21:38,733 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 02:21:38,733 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 02:21:38,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 02:21:38" (1/1) ... [2021-06-06 02:21:38,770 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 02:21:38" (1/1) ... [2021-06-06 02:21:38,794 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 02:21:38,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 02:21:38,795 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 02:21:38,796 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 02:21:38,802 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 02:21:38" (1/1) ... [2021-06-06 02:21:38,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 02:21:38" (1/1) ... [2021-06-06 02:21:38,820 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 02:21:38" (1/1) ... [2021-06-06 02:21:38,820 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 02:21:38" (1/1) ... [2021-06-06 02:21:38,825 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 02:21:38" (1/1) ... [2021-06-06 02:21:38,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 02:21:38" (1/1) ... [2021-06-06 02:21:38,828 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 02:21:38" (1/1) ... [2021-06-06 02:21:38,830 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 02:21:38,831 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 02:21:38,831 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 02:21:38,831 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 02:21:38,832 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 02:21:38" (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 [2021-06-06 02:21:38,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-06 02:21:38,920 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-06 02:21:38,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-06 02:21:38,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-06 02:21:38,921 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-06 02:21:38,921 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-06 02:21:38,921 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-06 02:21:38,921 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-06 02:21:38,921 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-06 02:21:38,921 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-06 02:21:38,921 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-06-06 02:21:38,921 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-06-06 02:21:38,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-06 02:21:38,922 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-06 02:21:38,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 02:21:38,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 02:21:38,924 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-06 02:21:39,465 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 02:21:39,466 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-06 02:21:39,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 02:21:39 BoogieIcfgContainer [2021-06-06 02:21:39,469 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 02:21:39,471 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 02:21:39,471 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 02:21:39,473 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 02:21:39,474 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.06 02:21:38" (1/3) ... [2021-06-06 02:21:39,474 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22e68fae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 02:21:39, skipping insertion in model container [2021-06-06 02:21:39,475 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 02:21:38" (2/3) ... [2021-06-06 02:21:39,475 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22e68fae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 02:21:39, skipping insertion in model container [2021-06-06 02:21:39,475 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 02:21:39" (3/3) ... [2021-06-06 02:21:39,476 INFO L111 eAbstractionObserver]: Analyzing ICFG safe016_tso.oepc.i [2021-06-06 02:21:39,481 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 02:21:39,481 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 02:21:39,481 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 02:21:39,482 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 02:21:39,518 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,518 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,519 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,519 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,519 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,519 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,519 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,519 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,520 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,520 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,520 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,520 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,521 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,522 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,524 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,524 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,524 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,525 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,525 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,525 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,525 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,526 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,526 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,526 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,527 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,528 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,528 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,528 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,529 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,529 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,529 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,530 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,530 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,530 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,530 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,531 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,531 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,531 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,531 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,531 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,535 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,535 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,535 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,536 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,537 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,539 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,539 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,539 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,540 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,543 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,544 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,544 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,545 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,545 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,545 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,546 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,547 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,547 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,547 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,547 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 02:21:39,549 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-06 02:21:39,565 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 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 [2021-06-06 02:21:39,601 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 02:21:39,601 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 02:21:39,601 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 02:21:39,602 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 02:21:39,602 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 02:21:39,602 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 02:21:39,602 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 02:21:39,602 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 02:21:39,639 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 02:21:39,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 02:21:39,644 INFO L82 PathProgramCache]: Analyzing trace with hash -2106259454, now seen corresponding path program 1 times [2021-06-06 02:21:39,651 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 02:21:39,651 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203490917] [2021-06-06 02:21:39,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 02:21:39,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 02:21:40,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 02:21:40,049 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 02:21:40,049 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203490917] [2021-06-06 02:21:40,050 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203490917] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 02:21:40,050 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 02:21:40,050 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-06 02:21:40,050 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864058618] [2021-06-06 02:21:40,061 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-06 02:21:40,061 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 02:21:40,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-06 02:21:40,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-06 02:21:40,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 02:21:40,073 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 02:21:40,074 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 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) [2021-06-06 02:21:40,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 02:21:43,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 02:21:43,944 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 02:21:43,945 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 02:21:43,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 02:21:43,945 INFO L82 PathProgramCache]: Analyzing trace with hash -236211998, now seen corresponding path program 2 times [2021-06-06 02:21:43,946 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 02:21:43,946 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539823780] [2021-06-06 02:21:43,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 02:21:43,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 02:21:44,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 02:21:44,160 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 02:21:44,160 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539823780] [2021-06-06 02:21:44,160 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [539823780] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 02:21:44,160 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 02:21:44,160 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-06 02:21:44,160 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001184863] [2021-06-06 02:21:44,161 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-06 02:21:44,162 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 02:21:44,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-06 02:21:44,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-06 02:21:44,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 02:21:44,162 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 02:21:44,163 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 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) [2021-06-06 02:21:44,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 02:21:44,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 02:21:47,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 02:21:47,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 02:21:47,106 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-06 02:21:47,106 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 02:21:47,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 02:21:47,114 INFO L82 PathProgramCache]: Analyzing trace with hash -804767037, now seen corresponding path program 1 times [2021-06-06 02:21:47,114 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 02:21:47,114 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877610276] [2021-06-06 02:21:47,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 02:21:47,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 02:21:47,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 02:21:47,275 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 02:21:47,275 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877610276] [2021-06-06 02:21:47,275 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [877610276] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 02:21:47,275 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 02:21:47,276 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-06 02:21:47,276 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682546701] [2021-06-06 02:21:47,277 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-06 02:21:47,277 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 02:21:47,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-06 02:21:47,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-06 02:21:47,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 02:21:47,280 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 02:21:47,281 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 6 states have internal predecessors, (74), 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) [2021-06-06 02:21:47,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 02:21:47,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 02:21:47,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 02:21:50,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 02:21:50,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 02:21:50,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 02:21:50,153 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-06 02:21:50,153 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 02:21:50,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 02:21:50,154 INFO L82 PathProgramCache]: Analyzing trace with hash 2021179141, now seen corresponding path program 1 times [2021-06-06 02:21:50,154 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 02:21:50,155 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426707948] [2021-06-06 02:21:50,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 02:21:50,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 02:21:50,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 02:21:50,328 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 02:21:50,328 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426707948] [2021-06-06 02:21:50,328 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [426707948] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 02:21:50,329 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 02:21:50,329 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-06 02:21:50,329 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216224073] [2021-06-06 02:21:50,330 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-06 02:21:50,330 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 02:21:50,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-06 02:21:50,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-06-06 02:21:50,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 02:21:50,332 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 02:21:50,332 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 8 states have internal predecessors, (70), 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) [2021-06-06 02:21:50,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 02:21:50,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 02:21:50,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 02:21:50,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 02:21:52,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 02:21:52,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 02:21:52,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 02:21:52,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 02:21:52,990 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-06 02:21:52,990 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 02:21:52,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 02:21:52,990 INFO L82 PathProgramCache]: Analyzing trace with hash 1252569367, now seen corresponding path program 2 times [2021-06-06 02:21:52,990 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 02:21:52,991 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646720890] [2021-06-06 02:21:52,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 02:21:53,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 02:21:53,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 02:21:53,076 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 02:21:53,076 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646720890] [2021-06-06 02:21:53,076 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646720890] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 02:21:53,077 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 02:21:53,077 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-06 02:21:53,077 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033394813] [2021-06-06 02:21:53,077 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-06 02:21:53,077 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 02:21:53,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-06 02:21:53,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-06 02:21:53,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 02:21:53,078 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 02:21:53,078 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 8 states have internal predecessors, (70), 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) [2021-06-06 02:21:53,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 02:21:53,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 02:21:53,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 02:21:53,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 02:21:53,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 02:21:56,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 02:21:56,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 02:21:56,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 02:21:56,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 02:21:56,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 02:21:56,017 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-06 02:21:56,017 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 02:21:56,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 02:21:56,017 INFO L82 PathProgramCache]: Analyzing trace with hash 1908214084, now seen corresponding path program 1 times [2021-06-06 02:21:56,017 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 02:21:56,018 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328458100] [2021-06-06 02:21:56,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 02:21:56,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 02:21:56,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 02:21:56,102 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 02:21:56,102 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [328458100] [2021-06-06 02:21:56,102 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [328458100] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 02:21:56,102 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 02:21:56,102 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-06 02:21:56,103 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773775851] [2021-06-06 02:21:56,103 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-06 02:21:56,103 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 02:21:56,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-06 02:21:56,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-06 02:21:56,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 02:21:56,104 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 02:21:56,104 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 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) [2021-06-06 02:21:56,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 02:21:56,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 02:21:56,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 02:21:56,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 02:21:56,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 02:21:56,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 02:22:01,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 02:22:01,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 02:22:01,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 02:22:01,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 02:22:01,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 02:22:01,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 02:22:01,073 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-06 02:22:01,086 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-06 02:22:01,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.06 02:22:01 BasicIcfg [2021-06-06 02:22:01,088 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-06 02:22:01,089 INFO L168 Benchmark]: Toolchain (without parser) took 22943.55 ms. Allocated memory was 333.4 MB in the beginning and 9.3 GB in the end (delta: 9.0 GB). Free memory was 296.3 MB in the beginning and 8.4 GB in the end (delta: -8.1 GB). Peak memory consumption was 1.4 GB. Max. memory is 16.0 GB. [2021-06-06 02:22:01,089 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 333.4 MB. Free memory was 314.4 MB in the beginning and 314.3 MB in the end (delta: 72.5 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 02:22:01,089 INFO L168 Benchmark]: CACSL2BoogieTranslator took 586.23 ms. Allocated memory is still 333.4 MB. Free memory was 296.1 MB in the beginning and 294.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 5.0 MB. Max. memory is 16.0 GB. [2021-06-06 02:22:01,090 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.34 ms. Allocated memory is still 333.4 MB. Free memory was 294.6 MB in the beginning and 292.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 02:22:01,090 INFO L168 Benchmark]: Boogie Preprocessor took 35.04 ms. Allocated memory is still 333.4 MB. Free memory was 292.5 MB in the beginning and 290.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 02:22:01,090 INFO L168 Benchmark]: RCFGBuilder took 637.64 ms. Allocated memory is still 333.4 MB. Free memory was 290.4 MB in the beginning and 264.2 MB in the end (delta: 26.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. [2021-06-06 02:22:01,091 INFO L168 Benchmark]: TraceAbstraction took 21617.16 ms. Allocated memory was 333.4 MB in the beginning and 9.3 GB in the end (delta: 9.0 GB). Free memory was 263.1 MB in the beginning and 8.4 GB in the end (delta: -8.1 GB). Peak memory consumption was 1.4 GB. Max. memory is 16.0 GB. [2021-06-06 02:22:01,092 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 333.4 MB. Free memory was 314.4 MB in the beginning and 314.3 MB in the end (delta: 72.5 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 586.23 ms. Allocated memory is still 333.4 MB. Free memory was 296.1 MB in the beginning and 294.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 5.0 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 61.34 ms. Allocated memory is still 333.4 MB. Free memory was 294.6 MB in the beginning and 292.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 35.04 ms. Allocated memory is still 333.4 MB. Free memory was 292.5 MB in the beginning and 290.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 637.64 ms. Allocated memory is still 333.4 MB. Free memory was 290.4 MB in the beginning and 264.2 MB in the end (delta: 26.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 21617.16 ms. Allocated memory was 333.4 MB in the beginning and 9.3 GB in the end (delta: 9.0 GB). Free memory was 263.1 MB in the beginning and 8.4 GB in the end (delta: -8.1 GB). Peak memory consumption was 1.4 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1864519, positive: 1842144, positive conditional: 1842144, positive unconditional: 0, negative: 22375, negative conditional: 22375, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1855214, positive: 1842144, positive conditional: 1842144, positive unconditional: 0, negative: 13070, negative conditional: 13070, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1855214, positive: 1834938, positive conditional: 0, positive unconditional: 1834938, negative: 20276, negative conditional: 0, negative unconditional: 20276, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1370, positive: 1346, positive conditional: 0, positive unconditional: 1346, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1370, positive: 1337, positive conditional: 0, positive unconditional: 1337, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 33, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 91, positive: 46, positive conditional: 37, positive unconditional: 9, negative: 45, negative conditional: 21, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 224, positive: 107, positive conditional: 80, positive unconditional: 27, negative: 117, negative conditional: 28, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1855214, positive: 1833592, positive conditional: 0, positive unconditional: 1833592, negative: 20252, negative conditional: 0, negative unconditional: 20252, unknown: 1370, unknown conditional: 0, unknown unconditional: 1370] , Statistics on independence cache: Total cache size (in pairs): 1428, Positive cache size: 1383, Positive conditional cache size: 37, Positive unconditional cache size: 1346, Negative cache size: 45, Negative conditional cache size: 21, Negative unconditional cache size: 24, SemanticConditionEliminator.Independence Queries: [ total: 71172, positive: 7206, positive conditional: 7206, positive unconditional: 0, negative: 63966, negative conditional: 2071, negative unconditional: 61895, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 71172, positive: 7206, positive conditional: 7206, positive unconditional: 0, negative: 63966, negative conditional: 2071, negative unconditional: 61895, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 91, positive: 46, positive conditional: 37, positive unconditional: 9, negative: 45, negative conditional: 21, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 224, positive: 107, positive conditional: 80, positive unconditional: 27, negative: 117, negative conditional: 28, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 71172, positive: 7169, positive conditional: 7169, positive unconditional: 0, negative: 63945, negative conditional: 2050, negative unconditional: 61895, unknown: 58, unknown conditional: 58, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1428, Positive cache size: 1383, Positive conditional cache size: 37, Positive unconditional cache size: 1346, Negative cache size: 45, Negative conditional cache size: 21, Negative unconditional cache size: 24, Eliminated conditions: 61895, SemanticConditionEliminator.Independence Queries: [ total: 71172, positive: 7206, positive conditional: 7206, positive unconditional: 0, negative: 63966, negative conditional: 2071, negative unconditional: 61895, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 71172, positive: 7206, positive conditional: 7206, positive unconditional: 0, negative: 63966, negative conditional: 2071, negative unconditional: 61895, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 91, positive: 46, positive conditional: 37, positive unconditional: 9, negative: 45, negative conditional: 21, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 224, positive: 107, positive conditional: 80, positive unconditional: 27, negative: 117, negative conditional: 28, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 71172, positive: 7169, positive conditional: 7169, positive unconditional: 0, negative: 63945, negative conditional: 2050, negative unconditional: 61895, unknown: 58, unknown conditional: 58, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1428, Positive cache size: 1383, Positive conditional cache size: 37, Positive unconditional cache size: 1346, Negative cache size: 45, Negative conditional cache size: 21, Negative unconditional cache size: 24, Eliminated conditions: 61895, SemanticConditionEliminator.Independence Queries: [ total: 71172, positive: 7206, positive conditional: 7206, positive unconditional: 0, negative: 63966, negative conditional: 2071, negative unconditional: 61895, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 71172, positive: 7206, positive conditional: 7206, positive unconditional: 0, negative: 63966, negative conditional: 2071, negative unconditional: 61895, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 91, positive: 46, positive conditional: 37, positive unconditional: 9, negative: 45, negative conditional: 21, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 224, positive: 107, positive conditional: 80, positive unconditional: 27, negative: 117, negative conditional: 28, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 71172, positive: 7169, positive conditional: 7169, positive unconditional: 0, negative: 63945, negative conditional: 2050, negative unconditional: 61895, unknown: 58, unknown conditional: 58, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1428, Positive cache size: 1383, Positive conditional cache size: 37, Positive unconditional cache size: 1346, Negative cache size: 45, Negative conditional cache size: 21, Negative unconditional cache size: 24, Eliminated conditions: 61895, SemanticConditionEliminator.Independence Queries: [ total: 71172, positive: 7206, positive conditional: 7206, positive unconditional: 0, negative: 63966, negative conditional: 2071, negative unconditional: 61895, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 71172, positive: 7206, positive conditional: 7206, positive unconditional: 0, negative: 63966, negative conditional: 2071, negative unconditional: 61895, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 91, positive: 46, positive conditional: 37, positive unconditional: 9, negative: 45, negative conditional: 21, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 224, positive: 107, positive conditional: 80, positive unconditional: 27, negative: 117, negative conditional: 28, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 71172, positive: 7169, positive conditional: 7169, positive unconditional: 0, negative: 63945, negative conditional: 2050, negative unconditional: 61895, unknown: 58, unknown conditional: 58, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1428, Positive cache size: 1383, Positive conditional cache size: 37, Positive unconditional cache size: 1346, Negative cache size: 45, Negative conditional cache size: 21, Negative unconditional cache size: 24, Eliminated conditions: 61895, SemanticConditionEliminator.Independence Queries: [ total: 71172, positive: 7206, positive conditional: 7206, positive unconditional: 0, negative: 63966, negative conditional: 2071, negative unconditional: 61895, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 71172, positive: 7206, positive conditional: 7206, positive unconditional: 0, negative: 63966, negative conditional: 2071, negative unconditional: 61895, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 91, positive: 46, positive conditional: 37, positive unconditional: 9, negative: 45, negative conditional: 21, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 224, positive: 107, positive conditional: 80, positive unconditional: 27, negative: 117, negative conditional: 28, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 71172, positive: 7169, positive conditional: 7169, positive unconditional: 0, negative: 63945, negative conditional: 2050, negative unconditional: 61895, unknown: 58, unknown conditional: 58, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1428, Positive cache size: 1383, Positive conditional cache size: 37, Positive unconditional cache size: 1346, Negative cache size: 45, Negative conditional cache size: 21, Negative unconditional cache size: 24, Eliminated conditions: 61895, SemanticConditionEliminator.Independence Queries: [ total: 71172, positive: 7206, positive conditional: 7206, positive unconditional: 0, negative: 63966, negative conditional: 2071, negative unconditional: 61895, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 71172, positive: 7206, positive conditional: 7206, positive unconditional: 0, negative: 63966, negative conditional: 2071, negative unconditional: 61895, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 91, positive: 46, positive conditional: 37, positive unconditional: 9, negative: 45, negative conditional: 21, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 224, positive: 107, positive conditional: 80, positive unconditional: 27, negative: 117, negative conditional: 28, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 71172, positive: 7169, positive conditional: 7169, positive unconditional: 0, negative: 63945, negative conditional: 2050, negative unconditional: 61895, unknown: 58, unknown conditional: 58, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1428, Positive cache size: 1383, Positive conditional cache size: 37, Positive unconditional cache size: 1346, Negative cache size: 45, Negative conditional cache size: 21, Negative unconditional cache size: 24, Eliminated conditions: 61895 ], Maximal queried relation: 6, Independence queries for same thread: 9305 - 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 9 procedures, 126 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 21503.5ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.9ms, PartialOrderReductionTime: 20272.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 76, 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: 28.6ms SsaConstructionTime, 223.9ms SatisfiabilityAnalysisTime, 744.1ms InterpolantComputationTime, 433 NumberOfCodeBlocks, 433 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 427 ConstructedInterpolants, 0 QuantifiedInterpolants, 1257 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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...