/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe036_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 00:51:34,956 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 00:51:34,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 00:51:34,992 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 00:51:35,031 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 00:51:35,031 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 00:51:35,032 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 00:51:35,034 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-NewStatesSleep-NoLbe.epf [2021-07-10 00:51:35,060 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 00:51:35,060 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 00:51:35,060 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 00:51:35,060 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 00:51:35,062 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 00:51:35,062 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 00:51:35,062 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 00:51:35,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 00:51:35,063 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 00:51:35,063 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 00:51:35,063 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 00:51:35,063 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 00:51:35,064 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 00:51:35,064 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 00:51:35,064 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 00:51:35,064 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 00:51:35,064 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 00:51:35,064 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 00:51:35,064 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 00:51:35,064 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 00:51:35,064 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 00:51:35,064 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 00:51:35,065 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 00:51:35,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 00:51:35,065 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 00:51:35,065 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 00:51:35,065 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 00:51:35,065 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 00:51:35,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 00:51:35,065 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 00:51:35,065 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 00:51:35,066 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 00:51:35,066 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-10 00:51:35,066 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 00:51:35,290 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 00:51:35,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 00:51:35,306 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 00:51:35,307 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-10 00:51:35,307 INFO L275 PluginConnector]: CDTParser initialized [2021-07-10 00:51:35,308 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe036_pso.opt.i [2021-07-10 00:51:35,365 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d71d4302/2551d14a6c584af19856c8fbc653b140/FLAG58bc6c219 [2021-07-10 00:51:35,804 INFO L306 CDTParser]: Found 1 translation units. [2021-07-10 00:51:35,804 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe036_pso.opt.i [2021-07-10 00:51:35,821 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d71d4302/2551d14a6c584af19856c8fbc653b140/FLAG58bc6c219 [2021-07-10 00:51:36,147 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d71d4302/2551d14a6c584af19856c8fbc653b140 [2021-07-10 00:51:36,149 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 00:51:36,150 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-10 00:51:36,151 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-10 00:51:36,151 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-10 00:51:36,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-10 00:51:36,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 12:51:36" (1/1) ... [2021-07-10 00:51:36,154 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fb4639a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:51:36, skipping insertion in model container [2021-07-10 00:51:36,154 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 12:51:36" (1/1) ... [2021-07-10 00:51:36,159 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-10 00:51:36,179 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-10 00:51:36,320 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/safe036_pso.opt.i[949,962] [2021-07-10 00:51:36,422 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 00:51:36,428 INFO L203 MainTranslator]: Completed pre-run [2021-07-10 00:51:36,435 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/safe036_pso.opt.i[949,962] [2021-07-10 00:51:36,451 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 00:51:36,473 INFO L208 MainTranslator]: Completed translation [2021-07-10 00:51:36,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:51:36 WrapperNode [2021-07-10 00:51:36,474 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-10 00:51:36,474 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 00:51:36,475 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 00:51:36,475 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 00:51:36,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:51:36" (1/1) ... [2021-07-10 00:51:36,488 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:51:36" (1/1) ... [2021-07-10 00:51:36,500 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 00:51:36,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 00:51:36,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 00:51:36,501 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 00:51:36,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:51:36" (1/1) ... [2021-07-10 00:51:36,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:51:36" (1/1) ... [2021-07-10 00:51:36,508 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:51:36" (1/1) ... [2021-07-10 00:51:36,508 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:51:36" (1/1) ... [2021-07-10 00:51:36,511 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:51:36" (1/1) ... [2021-07-10 00:51:36,512 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:51:36" (1/1) ... [2021-07-10 00:51:36,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:51:36" (1/1) ... [2021-07-10 00:51:36,514 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 00:51:36,515 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 00:51:36,515 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 00:51:36,515 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 00:51:36,515 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:51:36" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 00:51:36,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-10 00:51:36,640 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-10 00:51:36,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-10 00:51:36,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-10 00:51:36,642 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-10 00:51:36,642 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-10 00:51:36,642 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-10 00:51:36,642 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-10 00:51:36,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-10 00:51:36,642 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-10 00:51:36,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 00:51:36,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 00:51:36,643 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 00:51:36,934 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 00:51:36,934 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-10 00:51:36,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 12:51:36 BoogieIcfgContainer [2021-07-10 00:51:36,935 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 00:51:36,936 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 00:51:36,937 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 00:51:36,938 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 00:51:36,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 12:51:36" (1/3) ... [2021-07-10 00:51:36,939 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c385e6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 12:51:36, skipping insertion in model container [2021-07-10 00:51:36,939 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:51:36" (2/3) ... [2021-07-10 00:51:36,939 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c385e6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 12:51:36, skipping insertion in model container [2021-07-10 00:51:36,939 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 12:51:36" (3/3) ... [2021-07-10 00:51:36,940 INFO L111 eAbstractionObserver]: Analyzing ICFG safe036_pso.opt.i [2021-07-10 00:51:36,943 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 00:51:36,944 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 00:51:36,944 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 00:51:36,944 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 00:51:36,959 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,959 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,959 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,959 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,959 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,959 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,959 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,960 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,960 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,960 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,960 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,960 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,961 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,961 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,961 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,961 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,963 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,963 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,963 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,963 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,967 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,967 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:51:36,968 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-10 00:51:36,983 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-10 00:51:37,084 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 00:51:37,085 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 00:51:37,085 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 00:51:37,085 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 00:51:37,085 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 00:51:37,085 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 00:51:37,086 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 00:51:37,086 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 00:51:37,128 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:51:37,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:51:37,132 INFO L82 PathProgramCache]: Analyzing trace with hash -1930367064, now seen corresponding path program 1 times [2021-07-10 00:51:37,138 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:51:37,139 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152143026] [2021-07-10 00:51:37,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:51:37,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:51:37,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 00:51:37,311 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:51:37,311 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152143026] [2021-07-10 00:51:37,312 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [152143026] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:51:37,312 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:51:37,312 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 00:51:37,312 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447626968] [2021-07-10 00:51:37,317 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-10 00:51:37,318 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:51:37,326 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-10 00:51:37,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-10 00:51:37,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:51:37,329 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:51:37,330 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 00:51:37,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:51:37,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:51:37,397 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 00:51:37,397 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:51:37,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:51:37,397 INFO L82 PathProgramCache]: Analyzing trace with hash 1835842458, now seen corresponding path program 1 times [2021-07-10 00:51:37,397 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:51:37,398 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335978874] [2021-07-10 00:51:37,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:51:37,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:51:37,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 00:51:37,504 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:51:37,504 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335978874] [2021-07-10 00:51:37,504 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [335978874] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:51:37,504 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:51:37,504 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 00:51:37,505 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843933068] [2021-07-10 00:51:37,505 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 00:51:37,506 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:51:37,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 00:51:37,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 00:51:37,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:51:37,506 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:51:37,506 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 00:51:37,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:51:37,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:51:37,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:51:37,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 00:51:37,679 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 00:51:37,680 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:51:37,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:51:37,686 INFO L82 PathProgramCache]: Analyzing trace with hash -636691595, now seen corresponding path program 1 times [2021-07-10 00:51:37,686 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:51:37,687 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425740150] [2021-07-10 00:51:37,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:51:37,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:51:37,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 00:51:37,857 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:51:37,857 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425740150] [2021-07-10 00:51:37,857 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425740150] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:51:37,858 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:51:37,858 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 00:51:37,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269874859] [2021-07-10 00:51:37,858 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 00:51:37,858 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:51:37,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 00:51:37,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-10 00:51:37,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:51:37,859 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:51:37,859 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 00:51:37,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:51:37,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 00:51:37,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:51:38,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:51:38,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 00:51:38,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 00:51:38,023 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-10 00:51:38,023 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:51:38,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:51:38,024 INFO L82 PathProgramCache]: Analyzing trace with hash 637238253, now seen corresponding path program 2 times [2021-07-10 00:51:38,024 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:51:38,025 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298908704] [2021-07-10 00:51:38,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:51:38,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:51:38,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 00:51:38,174 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:51:38,174 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298908704] [2021-07-10 00:51:38,174 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298908704] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:51:38,174 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:51:38,174 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 00:51:38,175 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56710225] [2021-07-10 00:51:38,175 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 00:51:38,175 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:51:38,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 00:51:38,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-10 00:51:38,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:51:38,176 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:51:38,176 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 00:51:38,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:51:38,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 00:51:38,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 00:51:38,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:51:38,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:51:38,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 00:51:38,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 00:51:38,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 00:51:38,313 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-10 00:51:38,325 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 00:51:38,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 12:51:38 BasicIcfg [2021-07-10 00:51:38,332 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 00:51:38,333 INFO L168 Benchmark]: Toolchain (without parser) took 2183.17 ms. Allocated memory was 194.0 MB in the beginning and 264.2 MB in the end (delta: 70.3 MB). Free memory was 156.2 MB in the beginning and 150.4 MB in the end (delta: 5.8 MB). Peak memory consumption was 76.7 MB. Max. memory is 8.0 GB. [2021-07-10 00:51:38,333 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 194.0 MB. Free memory is still 174.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 00:51:38,333 INFO L168 Benchmark]: CACSL2BoogieTranslator took 323.26 ms. Allocated memory is still 194.0 MB. Free memory was 156.0 MB in the beginning and 166.8 MB in the end (delta: -10.8 MB). Peak memory consumption was 15.4 MB. Max. memory is 8.0 GB. [2021-07-10 00:51:38,334 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.75 ms. Allocated memory is still 194.0 MB. Free memory was 166.8 MB in the beginning and 165.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 00:51:38,334 INFO L168 Benchmark]: Boogie Preprocessor took 13.54 ms. Allocated memory is still 194.0 MB. Free memory was 165.0 MB in the beginning and 163.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 00:51:38,335 INFO L168 Benchmark]: RCFGBuilder took 420.71 ms. Allocated memory is still 194.0 MB. Free memory was 163.6 MB in the beginning and 142.3 MB in the end (delta: 21.4 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2021-07-10 00:51:38,338 INFO L168 Benchmark]: TraceAbstraction took 1395.77 ms. Allocated memory was 194.0 MB in the beginning and 264.2 MB in the end (delta: 70.3 MB). Free memory was 141.6 MB in the beginning and 150.4 MB in the end (delta: -8.8 MB). Peak memory consumption was 61.4 MB. Max. memory is 8.0 GB. [2021-07-10 00:51:38,339 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 194.0 MB. Free memory is still 174.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 323.26 ms. Allocated memory is still 194.0 MB. Free memory was 156.0 MB in the beginning and 166.8 MB in the end (delta: -10.8 MB). Peak memory consumption was 15.4 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 25.75 ms. Allocated memory is still 194.0 MB. Free memory was 166.8 MB in the beginning and 165.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 13.54 ms. Allocated memory is still 194.0 MB. Free memory was 165.0 MB in the beginning and 163.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 420.71 ms. Allocated memory is still 194.0 MB. Free memory was 163.6 MB in the beginning and 142.3 MB in the end (delta: 21.4 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1395.77 ms. Allocated memory was 194.0 MB in the beginning and 264.2 MB in the end (delta: 70.3 MB). Free memory was 141.6 MB in the beginning and 150.4 MB in the end (delta: -8.8 MB). Peak memory consumption was 61.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3212, positive: 3143, positive conditional: 3143, positive unconditional: 0, negative: 69, negative conditional: 69, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 3196, positive: 3143, positive conditional: 3143, positive unconditional: 0, negative: 53, negative conditional: 53, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 3196, positive: 3125, positive conditional: 0, positive unconditional: 3125, negative: 71, negative conditional: 0, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 230, positive: 226, positive conditional: 0, positive unconditional: 226, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 230, positive: 225, positive conditional: 0, positive unconditional: 225, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 3, positive conditional: 2, positive unconditional: 1, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 50, positive: 33, positive conditional: 7, positive unconditional: 26, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3196, positive: 2899, positive conditional: 0, positive unconditional: 2899, negative: 67, negative conditional: 0, negative unconditional: 67, unknown: 230, unknown conditional: 0, unknown unconditional: 230] , Statistics on independence cache: Total cache size (in pairs): 232, Positive cache size: 228, Positive conditional cache size: 2, Positive unconditional cache size: 226, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, SemanticConditionEliminator.Independence Queries: [ total: 202, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 184, negative conditional: 0, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 202, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 184, negative conditional: 0, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 3, positive conditional: 2, positive unconditional: 1, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 50, positive: 33, positive conditional: 7, positive unconditional: 26, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 202, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 184, negative conditional: 0, negative unconditional: 184, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 232, Positive cache size: 228, Positive conditional cache size: 2, Positive unconditional cache size: 226, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Eliminated conditions: 184, SemanticConditionEliminator.Independence Queries: [ total: 202, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 184, negative conditional: 0, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 202, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 184, negative conditional: 0, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 3, positive conditional: 2, positive unconditional: 1, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 50, positive: 33, positive conditional: 7, positive unconditional: 26, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 202, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 184, negative conditional: 0, negative unconditional: 184, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 232, Positive cache size: 228, Positive conditional cache size: 2, Positive unconditional cache size: 226, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Eliminated conditions: 184, SemanticConditionEliminator.Independence Queries: [ total: 202, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 184, negative conditional: 0, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 202, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 184, negative conditional: 0, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 3, positive conditional: 2, positive unconditional: 1, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 50, positive: 33, positive conditional: 7, positive unconditional: 26, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 202, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 184, negative conditional: 0, negative unconditional: 184, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 232, Positive cache size: 228, Positive conditional cache size: 2, Positive unconditional cache size: 226, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Eliminated conditions: 184, SemanticConditionEliminator.Independence Queries: [ total: 202, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 184, negative conditional: 0, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 202, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 184, negative conditional: 0, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 3, positive conditional: 2, positive unconditional: 1, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 50, positive: 33, positive conditional: 7, positive unconditional: 26, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 202, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 184, negative conditional: 0, negative unconditional: 184, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 232, Positive cache size: 228, Positive conditional cache size: 2, Positive unconditional cache size: 226, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Eliminated conditions: 184 ], Maximal queried relation: 4, Independence queries for same thread: 16 - 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 5 procedures, 82 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1306.5ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 13.7ms, PartialOrderReductionTime: 566.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 26, 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: 16.8ms SsaConstructionTime, 106.8ms SatisfiabilityAnalysisTime, 389.0ms InterpolantComputationTime, 185 NumberOfCodeBlocks, 185 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 181 ConstructedInterpolants, 0 QuantifiedInterpolants, 477 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...