/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-Random7777.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe014_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-07 01:14:54,430 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-07 01:14:54,432 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-07 01:14:54,468 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-07 01:14:54,527 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-Random7777.epf [2021-06-07 01:14:54,561 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-07 01:14:54,561 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-07 01:14:54,562 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-07 01:14:54,562 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-07 01:14:54,564 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-07 01:14:54,564 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-07 01:14:54,565 INFO L138 SettingsManager]: * Use SBE=true [2021-06-07 01:14:54,565 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-07 01:14:54,565 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-07 01:14:54,565 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-07 01:14:54,566 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-07 01:14:54,566 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-07 01:14:54,566 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-07 01:14:54,566 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-07 01:14:54,567 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-07 01:14:54,567 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-07 01:14:54,567 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-07 01:14:54,567 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-07 01:14:54,567 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-07 01:14:54,567 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-07 01:14:54,568 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-07 01:14:54,568 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-07 01:14:54,568 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-07 01:14:54,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-07 01:14:54,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-07 01:14:54,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-07 01:14:54,568 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-07 01:14:54,569 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-07 01:14:54,569 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-07 01:14:54,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-07 01:14:54,569 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-07 01:14:54,569 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-07 01:14:54,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-07 01:14:54,570 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-07 01:14:54,570 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-07 01:14:54,570 INFO L138 SettingsManager]: * Random seed used by POR DFS order=7777 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-07 01:14:54,860 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-07 01:14:54,876 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-07 01:14:54,878 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-07 01:14:54,879 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-07 01:14:54,880 INFO L275 PluginConnector]: CDTParser initialized [2021-06-07 01:14:54,881 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe014_pso.opt.i [2021-06-07 01:14:54,942 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26c573e7f/25cb927b44a54dfebf5d28e71856487e/FLAG34cd9202f [2021-06-07 01:14:55,393 INFO L306 CDTParser]: Found 1 translation units. [2021-06-07 01:14:55,394 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_pso.opt.i [2021-06-07 01:14:55,420 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26c573e7f/25cb927b44a54dfebf5d28e71856487e/FLAG34cd9202f [2021-06-07 01:14:55,925 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26c573e7f/25cb927b44a54dfebf5d28e71856487e [2021-06-07 01:14:55,928 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-07 01:14:55,929 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-07 01:14:55,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-07 01:14:55,933 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-07 01:14:55,938 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-07 01:14:55,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.06 01:14:55" (1/1) ... [2021-06-07 01:14:55,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@482bffed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.06 01:14:55, skipping insertion in model container [2021-06-07 01:14:55,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.06 01:14:55" (1/1) ... [2021-06-07 01:14:55,946 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-07 01:14:55,989 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-07 01:14:56,202 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/safe014_pso.opt.i[949,962] [2021-06-07 01:14:56,350 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-07 01:14:56,358 INFO L203 MainTranslator]: Completed pre-run [2021-06-07 01:14:56,369 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/safe014_pso.opt.i[949,962] [2021-06-07 01:14:56,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-07 01:14:56,478 INFO L208 MainTranslator]: Completed translation [2021-06-07 01:14:56,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.06 01:14:56 WrapperNode [2021-06-07 01:14:56,479 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-07 01:14:56,480 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-07 01:14:56,480 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-07 01:14:56,480 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-07 01:14:56,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.06 01:14:56" (1/1) ... [2021-06-07 01:14:56,516 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.06 01:14:56" (1/1) ... [2021-06-07 01:14:56,537 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-07 01:14:56,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-07 01:14:56,538 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-07 01:14:56,538 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-07 01:14:56,544 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.06 01:14:56" (1/1) ... [2021-06-07 01:14:56,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.06 01:14:56" (1/1) ... [2021-06-07 01:14:56,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.06 01:14:56" (1/1) ... [2021-06-07 01:14:56,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.06 01:14:56" (1/1) ... [2021-06-07 01:14:56,563 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.06 01:14:56" (1/1) ... [2021-06-07 01:14:56,564 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.06 01:14:56" (1/1) ... [2021-06-07 01:14:56,566 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.06 01:14:56" (1/1) ... [2021-06-07 01:14:56,568 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-07 01:14:56,568 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-07 01:14:56,568 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-07 01:14:56,569 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-07 01:14:56,569 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.06 01:14:56" (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 [2021-06-07 01:14:56,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-07 01:14:56,652 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-07 01:14:56,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-07 01:14:56,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-07 01:14:56,652 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-07 01:14:56,652 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-07 01:14:56,652 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-07 01:14:56,652 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-07 01:14:56,653 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-07 01:14:56,653 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-07 01:14:56,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-07 01:14:56,653 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-07 01:14:56,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-07 01:14:56,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-07 01:14:56,654 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-07 01:14:56,991 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-07 01:14:56,991 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-07 01:14:56,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.06 01:14:56 BoogieIcfgContainer [2021-06-07 01:14:56,993 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-07 01:14:56,995 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-07 01:14:56,995 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-07 01:14:56,997 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-07 01:14:56,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.06 01:14:55" (1/3) ... [2021-06-07 01:14:56,998 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56a37773 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.06 01:14:56, skipping insertion in model container [2021-06-07 01:14:56,998 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.06 01:14:56" (2/3) ... [2021-06-07 01:14:56,998 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56a37773 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.06 01:14:56, skipping insertion in model container [2021-06-07 01:14:56,998 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.06 01:14:56" (3/3) ... [2021-06-07 01:14:56,999 INFO L111 eAbstractionObserver]: Analyzing ICFG safe014_pso.opt.i [2021-06-07 01:14:57,004 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-07 01:14:57,004 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-07 01:14:57,004 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-07 01:14:57,005 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-07 01:14:57,027 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,028 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,028 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,028 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,028 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,028 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,029 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,029 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,029 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,029 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,029 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,030 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,030 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,030 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,030 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,030 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,030 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,031 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,031 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,031 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,031 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,031 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,031 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,032 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,032 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,032 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,032 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,032 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,033 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,033 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,033 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,033 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,033 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,033 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,034 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,034 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,036 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,036 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,036 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,036 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,040 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,040 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,040 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,041 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,042 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,042 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,042 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,043 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 01:14:57,044 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-07 01:14:57,062 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-07 01:14:57,111 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-07 01:14:57,111 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-07 01:14:57,112 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-07 01:14:57,112 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-07 01:14:57,112 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-07 01:14:57,112 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-07 01:14:57,112 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-07 01:14:57,113 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-07 01:14:57,201 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-07 01:14:57,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 01:14:57,206 INFO L82 PathProgramCache]: Analyzing trace with hash 654282585, now seen corresponding path program 1 times [2021-06-07 01:14:57,213 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 01:14:57,214 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982069760] [2021-06-07 01:14:57,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 01:14:57,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 01:14:57,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 01:14:57,471 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 01:14:57,472 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982069760] [2021-06-07 01:14:57,472 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982069760] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 01:14:57,473 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 01:14:57,473 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-07 01:14:57,474 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048685756] [2021-06-07 01:14:57,478 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-07 01:14:57,478 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 01:14:57,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-07 01:14:57,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-07 01:14:57,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 01:14:57,497 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 01:14:57,498 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 01:14:57,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 01:14:57,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 01:14:57,517 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-07 01:14:57,517 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-07 01:14:57,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 01:14:57,521 INFO L82 PathProgramCache]: Analyzing trace with hash -780782938, now seen corresponding path program 1 times [2021-06-07 01:14:57,521 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 01:14:57,521 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683178071] [2021-06-07 01:14:57,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 01:14:57,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 01:14:57,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 01:14:57,713 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 01:14:57,713 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683178071] [2021-06-07 01:14:57,713 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1683178071] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 01:14:57,713 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 01:14:57,713 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-07 01:14:57,714 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991738038] [2021-06-07 01:14:57,715 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-07 01:14:57,715 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 01:14:57,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-07 01:14:57,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-07 01:14:57,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 01:14:57,716 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 01:14:57,716 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 01:14:57,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 01:14:57,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 01:14:58,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 01:14:58,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 01:14:58,646 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-07 01:14:58,647 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-07 01:14:58,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 01:14:58,654 INFO L82 PathProgramCache]: Analyzing trace with hash 1729942598, now seen corresponding path program 2 times [2021-06-07 01:14:58,654 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 01:14:58,654 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446503690] [2021-06-07 01:14:58,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 01:14:58,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 01:14:58,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 01:14:58,785 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 01:14:58,785 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446503690] [2021-06-07 01:14:58,786 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1446503690] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 01:14:58,786 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 01:14:58,786 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-07 01:14:58,786 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971090500] [2021-06-07 01:14:58,786 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-07 01:14:58,786 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 01:14:58,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-07 01:14:58,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-07 01:14:58,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 01:14:58,787 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 01:14:58,787 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 01:14:58,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 01:14:58,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 01:14:58,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 01:14:59,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 01:14:59,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 01:14:59,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 01:14:59,378 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-07 01:14:59,378 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-07 01:14:59,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 01:14:59,380 INFO L82 PathProgramCache]: Analyzing trace with hash 548773463, now seen corresponding path program 1 times [2021-06-07 01:14:59,380 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 01:14:59,380 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269167297] [2021-06-07 01:14:59,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 01:14:59,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 01:14:59,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 01:14:59,556 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 01:14:59,556 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269167297] [2021-06-07 01:14:59,556 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1269167297] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 01:14:59,556 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 01:14:59,556 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-07 01:14:59,556 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147508487] [2021-06-07 01:14:59,557 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-07 01:14:59,558 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 01:14:59,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-07 01:14:59,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-07 01:14:59,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 01:14:59,558 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 01:14:59,559 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 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) [2021-06-07 01:14:59,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 01:14:59,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 01:14:59,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 01:14:59,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 01:15:00,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 01:15:00,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 01:15:00,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 01:15:00,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 01:15:00,248 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-07 01:15:00,248 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-07 01:15:00,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 01:15:00,249 INFO L82 PathProgramCache]: Analyzing trace with hash -1589047370, now seen corresponding path program 3 times [2021-06-07 01:15:00,249 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 01:15:00,249 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337484501] [2021-06-07 01:15:00,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 01:15:00,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 01:15:00,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 01:15:00,375 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 01:15:00,375 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337484501] [2021-06-07 01:15:00,375 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337484501] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 01:15:00,375 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 01:15:00,375 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-07 01:15:00,375 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539081997] [2021-06-07 01:15:00,376 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-07 01:15:00,376 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 01:15:00,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-07 01:15:00,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-07 01:15:00,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 01:15:00,376 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 01:15:00,377 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 01:15:00,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 01:15:00,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 01:15:00,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 01:15:00,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 01:15:00,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 01:15:00,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 01:15:00,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 01:15:00,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 01:15:00,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 01:15:00,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 01:15:00,998 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-07 01:15:00,998 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-07 01:15:00,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 01:15:00,999 INFO L82 PathProgramCache]: Analyzing trace with hash -999679122, now seen corresponding path program 4 times [2021-06-07 01:15:00,999 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 01:15:00,999 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382906564] [2021-06-07 01:15:00,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 01:15:01,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 01:15:01,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 01:15:01,129 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 01:15:01,130 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382906564] [2021-06-07 01:15:01,130 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [382906564] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 01:15:01,130 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 01:15:01,130 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-07 01:15:01,130 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006956524] [2021-06-07 01:15:01,131 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-07 01:15:01,131 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 01:15:01,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-07 01:15:01,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-07 01:15:01,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 01:15:01,133 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 01:15:01,136 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 01:15:01,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 01:15:01,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 01:15:01,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 01:15:01,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 01:15:01,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 01:15:01,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 01:15:02,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 01:15:02,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 01:15:02,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 01:15:02,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 01:15:02,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 01:15:02,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 01:15:02,146 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-07 01:15:02,161 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-07 01:15:02,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.06 01:15:02 BasicIcfg [2021-06-07 01:15:02,163 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-07 01:15:02,164 INFO L168 Benchmark]: Toolchain (without parser) took 6234.74 ms. Allocated memory was 341.8 MB in the beginning and 767.6 MB in the end (delta: 425.7 MB). Free memory was 303.7 MB in the beginning and 602.2 MB in the end (delta: -298.5 MB). Peak memory consumption was 280.0 MB. Max. memory is 16.0 GB. [2021-06-07 01:15:02,164 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 341.8 MB. Free memory was 321.9 MB in the beginning and 321.8 MB in the end (delta: 70.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-07 01:15:02,165 INFO L168 Benchmark]: CACSL2BoogieTranslator took 546.57 ms. Allocated memory is still 341.8 MB. Free memory was 303.5 MB in the beginning and 302.7 MB in the end (delta: 744.1 kB). Peak memory consumption was 7.1 MB. Max. memory is 16.0 GB. [2021-06-07 01:15:02,165 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.22 ms. Allocated memory is still 341.8 MB. Free memory was 302.7 MB in the beginning and 300.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-07 01:15:02,165 INFO L168 Benchmark]: Boogie Preprocessor took 30.02 ms. Allocated memory is still 341.8 MB. Free memory was 300.6 MB in the beginning and 299.6 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-07 01:15:02,166 INFO L168 Benchmark]: RCFGBuilder took 424.79 ms. Allocated memory is still 341.8 MB. Free memory was 299.6 MB in the beginning and 274.4 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. [2021-06-07 01:15:02,166 INFO L168 Benchmark]: TraceAbstraction took 5168.96 ms. Allocated memory was 341.8 MB in the beginning and 767.6 MB in the end (delta: 425.7 MB). Free memory was 273.3 MB in the beginning and 602.2 MB in the end (delta: -328.9 MB). Peak memory consumption was 250.0 MB. Max. memory is 16.0 GB. [2021-06-07 01:15:02,169 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 341.8 MB. Free memory was 321.9 MB in the beginning and 321.8 MB in the end (delta: 70.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 546.57 ms. Allocated memory is still 341.8 MB. Free memory was 303.5 MB in the beginning and 302.7 MB in the end (delta: 744.1 kB). Peak memory consumption was 7.1 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 57.22 ms. Allocated memory is still 341.8 MB. Free memory was 302.7 MB in the beginning and 300.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 30.02 ms. Allocated memory is still 341.8 MB. Free memory was 300.6 MB in the beginning and 299.6 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 424.79 ms. Allocated memory is still 341.8 MB. Free memory was 299.6 MB in the beginning and 274.4 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 5168.96 ms. Allocated memory was 341.8 MB in the beginning and 767.6 MB in the end (delta: 425.7 MB). Free memory was 273.3 MB in the beginning and 602.2 MB in the end (delta: -328.9 MB). Peak memory consumption was 250.0 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: 134754, positive: 129492, positive conditional: 129492, positive unconditional: 0, negative: 5262, negative conditional: 5262, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 130473, positive: 129492, positive conditional: 129492, positive unconditional: 0, negative: 981, negative conditional: 981, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 130473, positive: 128508, positive conditional: 0, positive unconditional: 128508, negative: 1965, negative conditional: 0, negative unconditional: 1965, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 815, positive: 798, positive conditional: 0, positive unconditional: 798, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 815, positive: 792, positive conditional: 0, positive unconditional: 792, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 32, negative conditional: 15, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 153, positive: 67, positive conditional: 48, positive unconditional: 19, negative: 86, negative conditional: 21, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 130473, positive: 127710, positive conditional: 0, positive unconditional: 127710, negative: 1948, negative conditional: 0, negative unconditional: 1948, unknown: 815, unknown conditional: 0, unknown unconditional: 815] , Statistics on independence cache: Total cache size (in pairs): 849, Positive cache size: 817, Positive conditional cache size: 19, Positive unconditional cache size: 798, Negative cache size: 32, Negative conditional cache size: 15, Negative unconditional cache size: 17, SemanticConditionEliminator.Independence Queries: [ total: 7406, positive: 984, positive conditional: 984, positive unconditional: 0, negative: 6422, negative conditional: 477, negative unconditional: 5945, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7406, positive: 984, positive conditional: 984, positive unconditional: 0, negative: 6422, negative conditional: 477, negative unconditional: 5945, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 32, negative conditional: 15, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 153, positive: 67, positive conditional: 48, positive unconditional: 19, negative: 86, negative conditional: 21, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7406, positive: 965, positive conditional: 965, positive unconditional: 0, negative: 6407, negative conditional: 462, negative unconditional: 5945, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 849, Positive cache size: 817, Positive conditional cache size: 19, Positive unconditional cache size: 798, Negative cache size: 32, Negative conditional cache size: 15, Negative unconditional cache size: 17, Eliminated conditions: 5945, SemanticConditionEliminator.Independence Queries: [ total: 7406, positive: 984, positive conditional: 984, positive unconditional: 0, negative: 6422, negative conditional: 477, negative unconditional: 5945, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7406, positive: 984, positive conditional: 984, positive unconditional: 0, negative: 6422, negative conditional: 477, negative unconditional: 5945, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 32, negative conditional: 15, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 153, positive: 67, positive conditional: 48, positive unconditional: 19, negative: 86, negative conditional: 21, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7406, positive: 965, positive conditional: 965, positive unconditional: 0, negative: 6407, negative conditional: 462, negative unconditional: 5945, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 849, Positive cache size: 817, Positive conditional cache size: 19, Positive unconditional cache size: 798, Negative cache size: 32, Negative conditional cache size: 15, Negative unconditional cache size: 17, Eliminated conditions: 5945, SemanticConditionEliminator.Independence Queries: [ total: 7406, positive: 984, positive conditional: 984, positive unconditional: 0, negative: 6422, negative conditional: 477, negative unconditional: 5945, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7406, positive: 984, positive conditional: 984, positive unconditional: 0, negative: 6422, negative conditional: 477, negative unconditional: 5945, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 32, negative conditional: 15, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 153, positive: 67, positive conditional: 48, positive unconditional: 19, negative: 86, negative conditional: 21, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7406, positive: 965, positive conditional: 965, positive unconditional: 0, negative: 6407, negative conditional: 462, negative unconditional: 5945, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 849, Positive cache size: 817, Positive conditional cache size: 19, Positive unconditional cache size: 798, Negative cache size: 32, Negative conditional cache size: 15, Negative unconditional cache size: 17, Eliminated conditions: 5945, SemanticConditionEliminator.Independence Queries: [ total: 7406, positive: 984, positive conditional: 984, positive unconditional: 0, negative: 6422, negative conditional: 477, negative unconditional: 5945, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7406, positive: 984, positive conditional: 984, positive unconditional: 0, negative: 6422, negative conditional: 477, negative unconditional: 5945, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 32, negative conditional: 15, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 153, positive: 67, positive conditional: 48, positive unconditional: 19, negative: 86, negative conditional: 21, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7406, positive: 965, positive conditional: 965, positive unconditional: 0, negative: 6407, negative conditional: 462, negative unconditional: 5945, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 849, Positive cache size: 817, Positive conditional cache size: 19, Positive unconditional cache size: 798, Negative cache size: 32, Negative conditional cache size: 15, Negative unconditional cache size: 17, Eliminated conditions: 5945, SemanticConditionEliminator.Independence Queries: [ total: 7406, positive: 984, positive conditional: 984, positive unconditional: 0, negative: 6422, negative conditional: 477, negative unconditional: 5945, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7406, positive: 984, positive conditional: 984, positive unconditional: 0, negative: 6422, negative conditional: 477, negative unconditional: 5945, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 32, negative conditional: 15, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 153, positive: 67, positive conditional: 48, positive unconditional: 19, negative: 86, negative conditional: 21, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7406, positive: 965, positive conditional: 965, positive unconditional: 0, negative: 6407, negative conditional: 462, negative unconditional: 5945, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 849, Positive cache size: 817, Positive conditional cache size: 19, Positive unconditional cache size: 798, Negative cache size: 32, Negative conditional cache size: 15, Negative unconditional cache size: 17, Eliminated conditions: 5945, SemanticConditionEliminator.Independence Queries: [ total: 7406, positive: 984, positive conditional: 984, positive unconditional: 0, negative: 6422, negative conditional: 477, negative unconditional: 5945, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7406, positive: 984, positive conditional: 984, positive unconditional: 0, negative: 6422, negative conditional: 477, negative unconditional: 5945, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 32, negative conditional: 15, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 153, positive: 67, positive conditional: 48, positive unconditional: 19, negative: 86, negative conditional: 21, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7406, positive: 965, positive conditional: 965, positive unconditional: 0, negative: 6407, negative conditional: 462, negative unconditional: 5945, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 849, Positive cache size: 817, Positive conditional cache size: 19, Positive unconditional cache size: 798, Negative cache size: 32, Negative conditional cache size: 15, Negative unconditional cache size: 17, Eliminated conditions: 5945 ], Maximal queried relation: 6, Independence queries for same thread: 4281 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 107 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5085.4ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 15.1ms, PartialOrderReductionTime: 3924.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 49, 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: 32.8ms SsaConstructionTime, 210.6ms SatisfiabilityAnalysisTime, 651.7ms InterpolantComputationTime, 402 NumberOfCodeBlocks, 402 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 396 ConstructedInterpolants, 0 QuantifiedInterpolants, 959 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...