/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-New_States.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-lit/qw2004-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-12 13:31:55,993 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-12 13:31:55,996 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-12 13:31:56,034 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-12 13:31:56,035 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-12 13:31:56,038 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-12 13:31:56,040 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-12 13:31:56,045 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-12 13:31:56,048 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-12 13:31:56,053 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-12 13:31:56,054 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-12 13:31:56,055 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-12 13:31:56,056 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-12 13:31:56,057 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-12 13:31:56,059 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-12 13:31:56,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-12 13:31:56,063 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-12 13:31:56,064 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-12 13:31:56,067 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-12 13:31:56,075 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-12 13:31:56,076 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-12 13:31:56,078 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-12 13:31:56,079 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-12 13:31:56,080 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-12 13:31:56,081 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-12 13:31:56,082 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-12 13:31:56,082 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-12 13:31:56,083 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-12 13:31:56,083 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-12 13:31:56,084 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-12 13:31:56,084 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-12 13:31:56,084 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-12 13:31:56,085 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-12 13:31:56,085 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-12 13:31:56,086 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-12 13:31:56,086 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-12 13:31:56,089 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-12 13:31:56,090 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-12 13:31:56,090 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-12 13:31:56,091 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-12 13:31:56,092 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-12 13:31:56,095 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-New_States.epf [2021-03-12 13:31:56,132 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-12 13:31:56,132 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-12 13:31:56,133 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-12 13:31:56,133 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-12 13:31:56,135 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-12 13:31:56,136 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-12 13:31:56,136 INFO L138 SettingsManager]: * Use SBE=true [2021-03-12 13:31:56,136 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-12 13:31:56,136 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-12 13:31:56,136 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-12 13:31:56,137 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-12 13:31:56,137 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-12 13:31:56,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-12 13:31:56,138 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-12 13:31:56,138 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-12 13:31:56,138 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-12 13:31:56,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-12 13:31:56,138 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-12 13:31:56,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-12 13:31:56,138 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-12 13:31:56,139 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-12 13:31:56,139 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-12 13:31:56,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-12 13:31:56,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-12 13:31:56,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-12 13:31:56,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-12 13:31:56,139 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-12 13:31:56,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-12 13:31:56,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-12 13:31:56,140 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-03-12 13:31:56,140 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-12 13:31:56,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-12 13:31:56,140 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-03-12 13:31:56,141 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-12 13:31:56,440 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-12 13:31:56,464 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-12 13:31:56,466 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-12 13:31:56,467 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-12 13:31:56,468 INFO L275 PluginConnector]: CDTParser initialized [2021-03-12 13:31:56,469 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-lit/qw2004-1.i [2021-03-12 13:31:56,531 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ad626550/cf5b1ced53d5413a9e4adb8b42b23645/FLAG2e85f43d0 [2021-03-12 13:31:56,970 INFO L306 CDTParser]: Found 1 translation units. [2021-03-12 13:31:56,971 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/qw2004-1.i [2021-03-12 13:31:56,993 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ad626550/cf5b1ced53d5413a9e4adb8b42b23645/FLAG2e85f43d0 [2021-03-12 13:31:57,005 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ad626550/cf5b1ced53d5413a9e4adb8b42b23645 [2021-03-12 13:31:57,007 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-12 13:31:57,015 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-12 13:31:57,016 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-12 13:31:57,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-12 13:31:57,020 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-12 13:31:57,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.03 01:31:57" (1/1) ... [2021-03-12 13:31:57,022 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fb68e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:31:57, skipping insertion in model container [2021-03-12 13:31:57,022 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.03 01:31:57" (1/1) ... [2021-03-12 13:31:57,031 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-12 13:31:57,077 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-12 13:31:57,422 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/qw2004-1.i[30003,30016] [2021-03-12 13:31:57,443 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-12 13:31:57,450 INFO L203 MainTranslator]: Completed pre-run [2021-03-12 13:31:57,489 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/qw2004-1.i[30003,30016] [2021-03-12 13:31:57,494 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-12 13:31:57,561 INFO L208 MainTranslator]: Completed translation [2021-03-12 13:31:57,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:31:57 WrapperNode [2021-03-12 13:31:57,562 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-12 13:31:57,563 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-12 13:31:57,563 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-12 13:31:57,563 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-12 13:31:57,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:31:57" (1/1) ... [2021-03-12 13:31:57,579 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:31:57" (1/1) ... [2021-03-12 13:31:57,597 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-12 13:31:57,598 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-12 13:31:57,598 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-12 13:31:57,598 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-12 13:31:57,603 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:31:57" (1/1) ... [2021-03-12 13:31:57,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:31:57" (1/1) ... [2021-03-12 13:31:57,606 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:31:57" (1/1) ... [2021-03-12 13:31:57,606 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:31:57" (1/1) ... [2021-03-12 13:31:57,611 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:31:57" (1/1) ... [2021-03-12 13:31:57,612 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:31:57" (1/1) ... [2021-03-12 13:31:57,614 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:31:57" (1/1) ... [2021-03-12 13:31:57,616 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-12 13:31:57,617 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-12 13:31:57,617 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-12 13:31:57,617 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-12 13:31:57,618 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:31:57" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-12 13:31:57,677 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2021-03-12 13:31:57,678 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2021-03-12 13:31:57,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-12 13:31:57,679 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-12 13:31:57,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-12 13:31:57,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-12 13:31:57,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-12 13:31:57,679 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-12 13:31:57,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-12 13:31:57,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-12 13:31:57,681 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-12 13:31:58,185 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-12 13:31:58,186 INFO L299 CfgBuilder]: Removed 20 assume(true) statements. [2021-03-12 13:31:58,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 01:31:58 BoogieIcfgContainer [2021-03-12 13:31:58,187 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-12 13:31:58,189 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-12 13:31:58,189 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-12 13:31:58,192 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-12 13:31:58,192 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.03 01:31:57" (1/3) ... [2021-03-12 13:31:58,193 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ca3c40b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 01:31:58, skipping insertion in model container [2021-03-12 13:31:58,193 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:31:57" (2/3) ... [2021-03-12 13:31:58,193 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ca3c40b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 01:31:58, skipping insertion in model container [2021-03-12 13:31:58,193 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 01:31:58" (3/3) ... [2021-03-12 13:31:58,194 INFO L111 eAbstractionObserver]: Analyzing ICFG qw2004-1.i [2021-03-12 13:31:58,199 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-12 13:31:58,199 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-12 13:31:58,203 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-12 13:31:58,203 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-12 13:31:58,230 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,230 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,230 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,231 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,231 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,231 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,231 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,231 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,231 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_~pending~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,232 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,232 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_~pending~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,232 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,232 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_~pending~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,232 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_~pending~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,232 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,232 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,233 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_dec_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,233 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_dec_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,233 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_dec_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,233 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_dec_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,233 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_dec_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,233 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_dec_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,233 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_dec_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,235 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_dec_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,235 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_dec_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,235 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,236 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_dec_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,236 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,236 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,236 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,236 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,236 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,237 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,238 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,238 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,238 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_~pending~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,238 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,238 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_~pending~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,240 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,240 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,240 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_~pending~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,240 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_~pending~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,240 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_~pending~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,241 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_~pending~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,241 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,241 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,241 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,241 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,241 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,242 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,242 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,242 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,242 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,242 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,243 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,243 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,243 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,243 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,243 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,243 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,245 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,245 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,246 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_dec_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,246 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,246 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_dec_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,246 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,246 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,247 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,247 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,247 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,247 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_~pending~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:31:58,249 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-12 13:31:58,264 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-03-12 13:31:58,316 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-12 13:31:58,317 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-12 13:31:58,317 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-12 13:31:58,317 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-12 13:31:58,317 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-12 13:31:58,317 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-12 13:31:58,317 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-12 13:31:58,317 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-12 13:31:58,343 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 13:31:58,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 13:31:58,347 INFO L82 PathProgramCache]: Analyzing trace with hash -1562796793, now seen corresponding path program 1 times [2021-03-12 13:31:58,351 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 13:31:58,352 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006189405] [2021-03-12 13:31:58,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 13:31:58,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 13:31:58,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 13:31:58,580 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006189405] [2021-03-12 13:31:58,581 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 13:31:58,581 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-12 13:31:58,581 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011776696] [2021-03-12 13:31:58,585 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-12 13:31:58,585 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 13:31:58,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-12 13:31:58,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-12 13:31:58,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:31:58,597 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 13:31:58,599 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 13:31:58,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:31:58,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 13:31:58,612 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-12 13:31:58,612 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 13:31:58,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 13:31:58,613 INFO L82 PathProgramCache]: Analyzing trace with hash 1112378800, now seen corresponding path program 1 times [2021-03-12 13:31:58,614 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 13:31:58,614 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916840957] [2021-03-12 13:31:58,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 13:31:58,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 13:31:58,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 13:31:58,722 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916840957] [2021-03-12 13:31:58,722 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 13:31:58,722 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-12 13:31:58,722 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747982345] [2021-03-12 13:31:58,723 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-12 13:31:58,723 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 13:31:58,724 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-12 13:31:58,724 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-12 13:31:58,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:31:58,724 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 13:31:58,725 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 13:31:58,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 13:31:58,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:31:58,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 13:31:58,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 13:31:58,962 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-12 13:31:58,962 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 13:31:58,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 13:31:58,962 INFO L82 PathProgramCache]: Analyzing trace with hash -694118339, now seen corresponding path program 1 times [2021-03-12 13:31:58,963 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 13:31:58,963 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701397650] [2021-03-12 13:31:58,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 13:31:59,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 13:31:59,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 13:31:59,104 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701397650] [2021-03-12 13:31:59,104 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 13:31:59,105 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-12 13:31:59,105 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365617417] [2021-03-12 13:31:59,106 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-12 13:31:59,106 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 13:31:59,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-12 13:31:59,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-03-12 13:31:59,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:31:59,110 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 13:31:59,110 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 13:31:59,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 13:31:59,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 13:31:59,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:31:59,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 13:31:59,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 13:31:59,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 13:31:59,295 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-12 13:31:59,295 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 13:31:59,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 13:31:59,296 INFO L82 PathProgramCache]: Analyzing trace with hash -131633627, now seen corresponding path program 1 times [2021-03-12 13:31:59,296 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 13:31:59,296 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695236922] [2021-03-12 13:31:59,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 13:31:59,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 13:31:59,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 13:31:59,357 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695236922] [2021-03-12 13:31:59,357 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 13:31:59,357 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-12 13:31:59,357 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506678910] [2021-03-12 13:31:59,357 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-12 13:31:59,357 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 13:31:59,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-12 13:31:59,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-12 13:31:59,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:31:59,358 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 13:31:59,358 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 13:31:59,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 13:31:59,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 13:31:59,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 13:31:59,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:31:59,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 13:31:59,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 13:31:59,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 13:31:59,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 13:31:59,605 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-12 13:31:59,605 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 13:31:59,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 13:31:59,606 INFO L82 PathProgramCache]: Analyzing trace with hash 1471976228, now seen corresponding path program 1 times [2021-03-12 13:31:59,606 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 13:31:59,606 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716924955] [2021-03-12 13:31:59,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 13:31:59,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 13:31:59,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 13:31:59,672 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716924955] [2021-03-12 13:31:59,672 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 13:31:59,672 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-12 13:31:59,673 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613732431] [2021-03-12 13:31:59,673 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-12 13:31:59,673 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 13:31:59,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-12 13:31:59,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-12 13:31:59,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:31:59,674 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 13:31:59,674 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 13:31:59,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 13:31:59,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 13:31:59,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 13:31:59,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 13:31:59,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:31:59,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 13:31:59,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 13:31:59,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 13:31:59,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 13:31:59,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 13:31:59,983 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-12 13:31:59,983 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 13:31:59,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 13:31:59,984 INFO L82 PathProgramCache]: Analyzing trace with hash 1958096299, now seen corresponding path program 2 times [2021-03-12 13:31:59,984 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 13:31:59,984 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645000463] [2021-03-12 13:31:59,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 13:32:00,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 13:32:00,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 13:32:00,031 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645000463] [2021-03-12 13:32:00,031 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 13:32:00,032 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-12 13:32:00,032 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445155733] [2021-03-12 13:32:00,033 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-12 13:32:00,035 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 13:32:00,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-12 13:32:00,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-12 13:32:00,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:32:00,036 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 13:32:00,036 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 13:32:00,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 13:32:00,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 13:32:00,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 13:32:00,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 13:32:00,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 13:32:00,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:32:00,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 13:32:00,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 13:32:00,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 13:32:00,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 13:32:00,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 13:32:00,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 13:32:00,252 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-12 13:32:00,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.03 01:32:00 BasicIcfg [2021-03-12 13:32:00,301 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-12 13:32:00,302 INFO L168 Benchmark]: Toolchain (without parser) took 3293.30 ms. Allocated memory was 255.9 MB in the beginning and 448.8 MB in the end (delta: 192.9 MB). Free memory was 232.5 MB in the beginning and 403.3 MB in the end (delta: -170.7 MB). Peak memory consumption was 153.8 MB. Max. memory is 16.0 GB. [2021-03-12 13:32:00,302 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-12 13:32:00,302 INFO L168 Benchmark]: CACSL2BoogieTranslator took 545.67 ms. Allocated memory was 255.9 MB in the beginning and 354.4 MB in the end (delta: 98.6 MB). Free memory was 232.0 MB in the beginning and 316.7 MB in the end (delta: -84.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. [2021-03-12 13:32:00,303 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.53 ms. Allocated memory is still 354.4 MB. Free memory was 316.1 MB in the beginning and 314.6 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-12 13:32:00,303 INFO L168 Benchmark]: Boogie Preprocessor took 18.18 ms. Allocated memory is still 354.4 MB. Free memory was 314.6 MB in the beginning and 312.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-12 13:32:00,303 INFO L168 Benchmark]: RCFGBuilder took 571.19 ms. Allocated memory is still 354.4 MB. Free memory was 312.8 MB in the beginning and 287.4 MB in the end (delta: 25.4 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. [2021-03-12 13:32:00,304 INFO L168 Benchmark]: TraceAbstraction took 2111.55 ms. Allocated memory was 354.4 MB in the beginning and 448.8 MB in the end (delta: 94.4 MB). Free memory was 286.8 MB in the beginning and 403.3 MB in the end (delta: -116.5 MB). Peak memory consumption was 111.6 MB. Max. memory is 16.0 GB. [2021-03-12 13:32:00,305 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 545.67 ms. Allocated memory was 255.9 MB in the beginning and 354.4 MB in the end (delta: 98.6 MB). Free memory was 232.0 MB in the beginning and 316.7 MB in the end (delta: -84.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 34.53 ms. Allocated memory is still 354.4 MB. Free memory was 316.1 MB in the beginning and 314.6 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 18.18 ms. Allocated memory is still 354.4 MB. Free memory was 314.6 MB in the beginning and 312.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 571.19 ms. Allocated memory is still 354.4 MB. Free memory was 312.8 MB in the beginning and 287.4 MB in the end (delta: 25.4 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 2111.55 ms. Allocated memory was 354.4 MB in the beginning and 448.8 MB in the end (delta: 94.4 MB). Free memory was 286.8 MB in the beginning and 403.3 MB in the end (delta: -116.5 MB). Peak memory consumption was 111.6 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14647, positive: 13103, positive conditional: 13103, positive unconditional: 0, negative: 1544, negative conditional: 1544, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 13150, positive: 13103, positive conditional: 13103, positive unconditional: 0, negative: 47, negative conditional: 47, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 13150, positive: 13102, positive conditional: 0, positive unconditional: 13102, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1026, positive: 1021, positive conditional: 0, positive unconditional: 1021, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1026, positive: 1019, positive conditional: 0, positive unconditional: 1019, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 3, positive conditional: 1, positive unconditional: 2, negative: 11, negative conditional: 6, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 82, positive: 33, positive conditional: 8, positive unconditional: 25, negative: 50, negative conditional: 29, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 13150, positive: 12081, positive conditional: 0, positive unconditional: 12081, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 1026, unknown conditional: 0, unknown unconditional: 1026] , Statistics on independence cache: Total cache size (in pairs): 1033, Positive cache size: 1022, Positive conditional cache size: 1, Positive unconditional cache size: 1021, Negative cache size: 11, Negative conditional cache size: 6, Negative unconditional cache size: 5, SemanticConditionEliminator.Independence Queries: [ total: 223, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 222, negative conditional: 34, negative unconditional: 188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 223, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 222, negative conditional: 34, negative unconditional: 188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 3, positive conditional: 1, positive unconditional: 2, negative: 11, negative conditional: 6, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 82, positive: 33, positive conditional: 8, positive unconditional: 25, negative: 50, negative conditional: 29, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 216, negative conditional: 28, negative unconditional: 188, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1033, Positive cache size: 1022, Positive conditional cache size: 1, Positive unconditional cache size: 1021, Negative cache size: 11, Negative conditional cache size: 6, Negative unconditional cache size: 5, Eliminated conditions: 188, SemanticConditionEliminator.Independence Queries: [ total: 223, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 222, negative conditional: 34, negative unconditional: 188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 223, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 222, negative conditional: 34, negative unconditional: 188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 3, positive conditional: 1, positive unconditional: 2, negative: 11, negative conditional: 6, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 82, positive: 33, positive conditional: 8, positive unconditional: 25, negative: 50, negative conditional: 29, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 216, negative conditional: 28, negative unconditional: 188, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1033, Positive cache size: 1022, Positive conditional cache size: 1, Positive unconditional cache size: 1021, Negative cache size: 11, Negative conditional cache size: 6, Negative unconditional cache size: 5, Eliminated conditions: 188, SemanticConditionEliminator.Independence Queries: [ total: 223, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 222, negative conditional: 34, negative unconditional: 188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 223, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 222, negative conditional: 34, negative unconditional: 188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 3, positive conditional: 1, positive unconditional: 2, negative: 11, negative conditional: 6, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 82, positive: 33, positive conditional: 8, positive unconditional: 25, negative: 50, negative conditional: 29, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 216, negative conditional: 28, negative unconditional: 188, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1033, Positive cache size: 1022, Positive conditional cache size: 1, Positive unconditional cache size: 1021, Negative cache size: 11, Negative conditional cache size: 6, Negative unconditional cache size: 5, Eliminated conditions: 188, SemanticConditionEliminator.Independence Queries: [ total: 223, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 222, negative conditional: 34, negative unconditional: 188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 223, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 222, negative conditional: 34, negative unconditional: 188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 3, positive conditional: 1, positive unconditional: 2, negative: 11, negative conditional: 6, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 82, positive: 33, positive conditional: 8, positive unconditional: 25, negative: 50, negative conditional: 29, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 216, negative conditional: 28, negative unconditional: 188, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1033, Positive cache size: 1022, Positive conditional cache size: 1, Positive unconditional cache size: 1021, Negative cache size: 11, Negative conditional cache size: 6, Negative unconditional cache size: 5, Eliminated conditions: 188, SemanticConditionEliminator.Independence Queries: [ total: 223, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 222, negative conditional: 34, negative unconditional: 188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 223, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 222, negative conditional: 34, negative unconditional: 188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 3, positive conditional: 1, positive unconditional: 2, negative: 11, negative conditional: 6, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 82, positive: 33, positive conditional: 8, positive unconditional: 25, negative: 50, negative conditional: 29, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 216, negative conditional: 28, negative unconditional: 188, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1033, Positive cache size: 1022, Positive conditional cache size: 1, Positive unconditional cache size: 1021, Negative cache size: 11, Negative conditional cache size: 6, Negative unconditional cache size: 5, Eliminated conditions: 188, SemanticConditionEliminator.Independence Queries: [ total: 223, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 222, negative conditional: 34, negative unconditional: 188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 223, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 222, negative conditional: 34, negative unconditional: 188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 3, positive conditional: 1, positive unconditional: 2, negative: 11, negative conditional: 6, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 82, positive: 33, positive conditional: 8, positive unconditional: 25, negative: 50, negative conditional: 29, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 216, negative conditional: 28, negative unconditional: 188, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1033, Positive cache size: 1022, Positive conditional cache size: 1, Positive unconditional cache size: 1021, Negative cache size: 11, Negative conditional cache size: 6, Negative unconditional cache size: 5, Eliminated conditions: 188 ], Maximal queried relation: 6, Independence queries for same thread: 1497 - PositiveResult [Line: 690]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 86 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2002.2ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.0ms, PartialOrderReductionTime: 1212.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 38, 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: 30.6ms SsaConstructionTime, 121.7ms SatisfiabilityAnalysisTime, 382.4ms InterpolantComputationTime, 309 NumberOfCodeBlocks, 309 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 303 ConstructedInterpolants, 0 QuantifiedInterpolants, 540 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...