/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe035_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-14 18:37:39,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-14 18:37:39,429 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-14 18:37:39,453 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-14 18:37:39,474 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf [2021-06-14 18:37:39,514 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-14 18:37:39,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-14 18:37:39,514 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-14 18:37:39,514 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-14 18:37:39,515 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-14 18:37:39,515 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-14 18:37:39,515 INFO L138 SettingsManager]: * Use SBE=true [2021-06-14 18:37:39,515 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-14 18:37:39,516 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-14 18:37:39,516 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-14 18:37:39,516 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-14 18:37:39,516 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-14 18:37:39,516 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-14 18:37:39,516 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-14 18:37:39,516 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-14 18:37:39,517 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-14 18:37:39,517 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-14 18:37:39,517 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-14 18:37:39,517 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-14 18:37:39,517 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-14 18:37:39,517 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-14 18:37:39,517 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-14 18:37:39,517 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-14 18:37:39,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 18:37:39,518 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-14 18:37:39,518 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-14 18:37:39,518 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-14 18:37:39,518 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-14 18:37:39,518 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-06-14 18:37:39,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-14 18:37:39,519 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-14 18:37:39,519 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-14 18:37:39,519 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-14 18:37:39,519 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-14 18:37:39,519 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-14 18:37:39,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-14 18:37:39,776 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-14 18:37:39,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-14 18:37:39,778 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-14 18:37:39,778 INFO L275 PluginConnector]: CDTParser initialized [2021-06-14 18:37:39,779 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe035_rmo.oepc.i [2021-06-14 18:37:39,847 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb35d9df9/b6629235a4d04f6f9486963c057b91d7/FLAG671381be9 [2021-06-14 18:37:40,230 INFO L306 CDTParser]: Found 1 translation units. [2021-06-14 18:37:40,230 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_rmo.oepc.i [2021-06-14 18:37:40,241 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb35d9df9/b6629235a4d04f6f9486963c057b91d7/FLAG671381be9 [2021-06-14 18:37:40,604 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb35d9df9/b6629235a4d04f6f9486963c057b91d7 [2021-06-14 18:37:40,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-14 18:37:40,612 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-14 18:37:40,613 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-14 18:37:40,613 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-14 18:37:40,615 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-14 18:37:40,616 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 06:37:40" (1/1) ... [2021-06-14 18:37:40,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5379f70a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:37:40, skipping insertion in model container [2021-06-14 18:37:40,620 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 06:37:40" (1/1) ... [2021-06-14 18:37:40,624 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-14 18:37:40,656 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-14 18:37:40,740 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/safe035_rmo.oepc.i[950,963] [2021-06-14 18:37:40,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 18:37:40,875 INFO L203 MainTranslator]: Completed pre-run [2021-06-14 18:37:40,881 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/safe035_rmo.oepc.i[950,963] [2021-06-14 18:37:40,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 18:37:40,973 INFO L208 MainTranslator]: Completed translation [2021-06-14 18:37:40,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:37:40 WrapperNode [2021-06-14 18:37:40,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-14 18:37:40,975 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-14 18:37:40,975 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-14 18:37:40,975 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-14 18:37:40,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:37:40" (1/1) ... [2021-06-14 18:37:41,003 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:37:40" (1/1) ... [2021-06-14 18:37:41,019 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-14 18:37:41,020 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-14 18:37:41,020 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-14 18:37:41,020 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-14 18:37:41,025 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:37:40" (1/1) ... [2021-06-14 18:37:41,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:37:40" (1/1) ... [2021-06-14 18:37:41,040 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:37:40" (1/1) ... [2021-06-14 18:37:41,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:37:40" (1/1) ... [2021-06-14 18:37:41,044 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:37:40" (1/1) ... [2021-06-14 18:37:41,045 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:37:40" (1/1) ... [2021-06-14 18:37:41,046 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:37:40" (1/1) ... [2021-06-14 18:37:41,054 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-14 18:37:41,055 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-14 18:37:41,055 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-14 18:37:41,055 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-14 18:37:41,055 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:37:40" (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 [2021-06-14 18:37:41,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-14 18:37:41,103 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-14 18:37:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-14 18:37:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-14 18:37:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-14 18:37:41,104 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-14 18:37:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-14 18:37:41,104 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-14 18:37:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-14 18:37:41,104 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-14 18:37:41,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-14 18:37:41,105 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-14 18:37:41,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-14 18:37:41,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-14 18:37:41,106 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-14 18:37:41,379 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-14 18:37:41,380 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-14 18:37:41,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 06:37:41 BoogieIcfgContainer [2021-06-14 18:37:41,381 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-14 18:37:41,382 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-14 18:37:41,382 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-14 18:37:41,384 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-14 18:37:41,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.06 06:37:40" (1/3) ... [2021-06-14 18:37:41,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@327e7df8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 06:37:41, skipping insertion in model container [2021-06-14 18:37:41,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:37:40" (2/3) ... [2021-06-14 18:37:41,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@327e7df8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 06:37:41, skipping insertion in model container [2021-06-14 18:37:41,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 06:37:41" (3/3) ... [2021-06-14 18:37:41,386 INFO L111 eAbstractionObserver]: Analyzing ICFG safe035_rmo.oepc.i [2021-06-14 18:37:41,389 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-14 18:37:41,389 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-14 18:37:41,389 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-14 18:37:41,390 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-14 18:37:41,415 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,415 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,415 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,415 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,416 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,416 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,416 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,416 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,416 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,416 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,416 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,416 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,417 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,417 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,417 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,417 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,418 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,418 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,418 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,418 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,419 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,419 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,419 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,419 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,419 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,419 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,419 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,419 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,421 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,421 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,421 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,421 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,424 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,424 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,425 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,425 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,427 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,427 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,427 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,427 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:41,431 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-14 18:37:41,444 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 [2021-06-14 18:37:41,487 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 18:37:41,487 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 18:37:41,487 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 18:37:41,487 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 18:37:41,487 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 18:37:41,487 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 18:37:41,487 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 18:37:41,488 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-14 18:37:41,682 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:37:41,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:37:41,688 INFO L82 PathProgramCache]: Analyzing trace with hash 144929445, now seen corresponding path program 1 times [2021-06-14 18:37:41,693 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:37:41,693 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108242109] [2021-06-14 18:37:41,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:37:41,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:37:41,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 18:37:41,870 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:37:41,871 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108242109] [2021-06-14 18:37:41,871 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108242109] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:37:41,871 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:37:41,872 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-14 18:37:41,872 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696861677] [2021-06-14 18:37:41,875 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-14 18:37:41,876 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:37:41,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-14 18:37:41,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-14 18:37:41,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:41,888 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:37:41,897 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) [2021-06-14 18:37:41,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:41,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:41,924 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-14 18:37:41,924 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:37:41,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:37:41,927 INFO L82 PathProgramCache]: Analyzing trace with hash 959496194, now seen corresponding path program 1 times [2021-06-14 18:37:41,927 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:37:41,927 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773527058] [2021-06-14 18:37:41,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:37:41,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:37:42,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 18:37:42,117 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:37:42,118 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [773527058] [2021-06-14 18:37:42,118 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [773527058] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:37:42,118 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:37:42,118 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-14 18:37:42,118 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436711802] [2021-06-14 18:37:42,119 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-14 18:37:42,119 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:37:42,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-14 18:37:42,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-06-14 18:37:42,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:42,120 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:37:42,120 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 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) [2021-06-14 18:37:42,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:42,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:42,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:42,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 18:37:42,545 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-14 18:37:42,545 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:37:42,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:37:42,546 INFO L82 PathProgramCache]: Analyzing trace with hash -1411209811, now seen corresponding path program 1 times [2021-06-14 18:37:42,546 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:37:42,546 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122405864] [2021-06-14 18:37:42,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:37:42,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:37:42,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 18:37:42,665 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:37:42,665 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122405864] [2021-06-14 18:37:42,665 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [122405864] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:37:42,665 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:37:42,666 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 18:37:42,666 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414210665] [2021-06-14 18:37:42,666 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 18:37:42,666 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:37:42,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 18:37:42,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-14 18:37:42,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:42,667 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:37:42,668 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 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) [2021-06-14 18:37:42,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:42,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 18:37:42,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:43,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:43,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 18:37:43,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 18:37:43,866 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-14 18:37:43,866 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:37:43,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:37:43,866 INFO L82 PathProgramCache]: Analyzing trace with hash -175508214, now seen corresponding path program 2 times [2021-06-14 18:37:43,866 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:37:43,867 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292203895] [2021-06-14 18:37:43,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:37:43,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:37:43,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 18:37:43,987 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:37:43,987 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292203895] [2021-06-14 18:37:43,987 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1292203895] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:37:43,988 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:37:43,988 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 18:37:43,988 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280450867] [2021-06-14 18:37:43,988 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 18:37:43,988 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:37:43,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 18:37:43,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-14 18:37:43,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:43,989 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:37:43,989 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) [2021-06-14 18:37:43,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:43,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 18:37:43,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 18:37:43,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:45,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:45,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-14 18:37:45,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 18:37:45,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:37:45,184 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-14 18:37:45,184 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:37:45,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:37:45,184 INFO L82 PathProgramCache]: Analyzing trace with hash 1489628810, now seen corresponding path program 3 times [2021-06-14 18:37:45,184 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:37:45,185 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831185414] [2021-06-14 18:37:45,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:37:45,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:37:45,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 18:37:45,341 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:37:45,341 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831185414] [2021-06-14 18:37:45,341 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831185414] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:37:45,341 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:37:45,341 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-14 18:37:45,341 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195934602] [2021-06-14 18:37:45,342 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-14 18:37:45,342 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:37:45,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-14 18:37:45,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-06-14 18:37:45,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:45,342 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:37:45,342 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 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) [2021-06-14 18:37:45,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:45,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-14 18:37:45,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 18:37:45,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:37:45,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:46,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:46,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-14 18:37:46,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 18:37:46,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:37:46,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-14 18:37:46,476 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-14 18:37:46,484 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-14 18:37:46,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.06 06:37:46 BasicIcfg [2021-06-14 18:37:46,485 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-14 18:37:46,486 INFO L168 Benchmark]: Toolchain (without parser) took 5874.20 ms. Allocated memory was 215.0 MB in the beginning and 573.6 MB in the end (delta: 358.6 MB). Free memory was 177.6 MB in the beginning and 249.9 MB in the end (delta: -72.4 MB). Peak memory consumption was 286.8 MB. Max. memory is 8.0 GB. [2021-06-14 18:37:46,486 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 215.0 MB. Free memory is still 195.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-14 18:37:46,486 INFO L168 Benchmark]: CACSL2BoogieTranslator took 361.30 ms. Allocated memory is still 215.0 MB. Free memory was 177.4 MB in the beginning and 177.0 MB in the end (delta: 414.5 kB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-06-14 18:37:46,486 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.33 ms. Allocated memory is still 215.0 MB. Free memory was 177.0 MB in the beginning and 175.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-14 18:37:46,487 INFO L168 Benchmark]: Boogie Preprocessor took 34.32 ms. Allocated memory is still 215.0 MB. Free memory was 175.2 MB in the beginning and 173.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 18:37:46,487 INFO L168 Benchmark]: RCFGBuilder took 326.42 ms. Allocated memory is still 215.0 MB. Free memory was 173.8 MB in the beginning and 149.7 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-06-14 18:37:46,487 INFO L168 Benchmark]: TraceAbstraction took 5102.82 ms. Allocated memory was 215.0 MB in the beginning and 573.6 MB in the end (delta: 358.6 MB). Free memory was 149.4 MB in the beginning and 249.9 MB in the end (delta: -100.6 MB). Peak memory consumption was 258.5 MB. Max. memory is 8.0 GB. [2021-06-14 18:37:46,489 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 215.0 MB. Free memory is still 195.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 361.30 ms. Allocated memory is still 215.0 MB. Free memory was 177.4 MB in the beginning and 177.0 MB in the end (delta: 414.5 kB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 44.33 ms. Allocated memory is still 215.0 MB. Free memory was 177.0 MB in the beginning and 175.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 34.32 ms. Allocated memory is still 215.0 MB. Free memory was 175.2 MB in the beginning and 173.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 326.42 ms. Allocated memory is still 215.0 MB. Free memory was 173.8 MB in the beginning and 149.7 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 5102.82 ms. Allocated memory was 215.0 MB in the beginning and 573.6 MB in the end (delta: 358.6 MB). Free memory was 149.4 MB in the beginning and 249.9 MB in the end (delta: -100.6 MB). Peak memory consumption was 258.5 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: 91388, positive: 86607, positive conditional: 79261, positive unconditional: 7346, negative: 4781, negative conditional: 4671, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 87436, positive: 86607, positive conditional: 79261, positive unconditional: 7346, negative: 829, negative conditional: 719, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 87436, positive: 85779, positive conditional: 0, positive unconditional: 85779, negative: 1657, negative conditional: 0, negative unconditional: 1657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1155, positive: 1134, positive conditional: 0, positive unconditional: 1134, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1155, positive: 1128, positive conditional: 0, positive unconditional: 1128, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 39, negative conditional: 18, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 144, positive: 39, positive conditional: 22, positive unconditional: 17, negative: 104, negative conditional: 22, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 87436, positive: 84645, positive conditional: 0, positive unconditional: 84645, negative: 1636, negative conditional: 0, negative unconditional: 1636, unknown: 1155, unknown conditional: 0, unknown unconditional: 1155] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1154, Positive conditional cache size: 20, Positive unconditional cache size: 1134, Negative cache size: 39, Negative conditional cache size: 18, Negative unconditional cache size: 21, SemanticConditionEliminator.Independence Queries: [ total: 5781, positive: 828, positive conditional: 828, positive unconditional: 0, negative: 4953, negative conditional: 428, negative unconditional: 4525, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5781, positive: 828, positive conditional: 828, positive unconditional: 0, negative: 4953, negative conditional: 428, negative unconditional: 4525, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 39, negative conditional: 18, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 144, positive: 39, positive conditional: 22, positive unconditional: 17, negative: 104, negative conditional: 22, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5781, positive: 808, positive conditional: 808, positive unconditional: 0, negative: 4935, negative conditional: 410, negative unconditional: 4525, unknown: 38, unknown conditional: 38, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1154, Positive conditional cache size: 20, Positive unconditional cache size: 1134, Negative cache size: 39, Negative conditional cache size: 18, Negative unconditional cache size: 21, Eliminated conditions: 4254, SemanticConditionEliminator.Independence Queries: [ total: 5781, positive: 828, positive conditional: 828, positive unconditional: 0, negative: 4953, negative conditional: 428, negative unconditional: 4525, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5781, positive: 828, positive conditional: 828, positive unconditional: 0, negative: 4953, negative conditional: 428, negative unconditional: 4525, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 39, negative conditional: 18, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 144, positive: 39, positive conditional: 22, positive unconditional: 17, negative: 104, negative conditional: 22, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5781, positive: 808, positive conditional: 808, positive unconditional: 0, negative: 4935, negative conditional: 410, negative unconditional: 4525, unknown: 38, unknown conditional: 38, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1154, Positive conditional cache size: 20, Positive unconditional cache size: 1134, Negative cache size: 39, Negative conditional cache size: 18, Negative unconditional cache size: 21, Eliminated conditions: 4254, SemanticConditionEliminator.Independence Queries: [ total: 5781, positive: 828, positive conditional: 828, positive unconditional: 0, negative: 4953, negative conditional: 428, negative unconditional: 4525, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5781, positive: 828, positive conditional: 828, positive unconditional: 0, negative: 4953, negative conditional: 428, negative unconditional: 4525, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 39, negative conditional: 18, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 144, positive: 39, positive conditional: 22, positive unconditional: 17, negative: 104, negative conditional: 22, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5781, positive: 808, positive conditional: 808, positive unconditional: 0, negative: 4935, negative conditional: 410, negative unconditional: 4525, unknown: 38, unknown conditional: 38, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1154, Positive conditional cache size: 20, Positive unconditional cache size: 1134, Negative cache size: 39, Negative conditional cache size: 18, Negative unconditional cache size: 21, Eliminated conditions: 4254, SemanticConditionEliminator.Independence Queries: [ total: 5781, positive: 828, positive conditional: 828, positive unconditional: 0, negative: 4953, negative conditional: 428, negative unconditional: 4525, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5781, positive: 828, positive conditional: 828, positive unconditional: 0, negative: 4953, negative conditional: 428, negative unconditional: 4525, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 39, negative conditional: 18, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 144, positive: 39, positive conditional: 22, positive unconditional: 17, negative: 104, negative conditional: 22, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5781, positive: 808, positive conditional: 808, positive unconditional: 0, negative: 4935, negative conditional: 410, negative unconditional: 4525, unknown: 38, unknown conditional: 38, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1154, Positive conditional cache size: 20, Positive unconditional cache size: 1134, Negative cache size: 39, Negative conditional cache size: 18, Negative unconditional cache size: 21, Eliminated conditions: 4254, SemanticConditionEliminator.Independence Queries: [ total: 5781, positive: 828, positive conditional: 828, positive unconditional: 0, negative: 4953, negative conditional: 428, negative unconditional: 4525, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5781, positive: 828, positive conditional: 828, positive unconditional: 0, negative: 4953, negative conditional: 428, negative unconditional: 4525, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 39, negative conditional: 18, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 144, positive: 39, positive conditional: 22, positive unconditional: 17, negative: 104, negative conditional: 22, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5781, positive: 808, positive conditional: 808, positive unconditional: 0, negative: 4935, negative conditional: 410, negative unconditional: 4525, unknown: 38, unknown conditional: 38, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1154, Positive conditional cache size: 20, Positive unconditional cache size: 1134, Negative cache size: 39, Negative conditional cache size: 18, Negative unconditional cache size: 21, Eliminated conditions: 4254 ], Maximal queried relation: 5, Independence queries for same thread: 3952 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 1683, Number of persistent set computation: 52275, Number of trivial persistent sets: 47136, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 91388, positive: 86607, positive conditional: 79261, positive unconditional: 7346, negative: 4781, negative conditional: 4671, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 87436, positive: 86607, positive conditional: 79261, positive unconditional: 7346, negative: 829, negative conditional: 719, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 87436, positive: 85779, positive conditional: 0, positive unconditional: 85779, negative: 1657, negative conditional: 0, negative unconditional: 1657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1155, positive: 1134, positive conditional: 0, positive unconditional: 1134, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1155, positive: 1128, positive conditional: 0, positive unconditional: 1128, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 39, negative conditional: 18, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 144, positive: 39, positive conditional: 22, positive unconditional: 17, negative: 104, negative conditional: 22, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 87436, positive: 84645, positive conditional: 0, positive unconditional: 84645, negative: 1636, negative conditional: 0, negative unconditional: 1636, unknown: 1155, unknown conditional: 0, unknown unconditional: 1155] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1154, Positive conditional cache size: 20, Positive unconditional cache size: 1134, Negative cache size: 39, Negative conditional cache size: 18, Negative unconditional cache size: 21, SemanticConditionEliminator.Independence Queries: [ total: 5781, positive: 828, positive conditional: 828, positive unconditional: 0, negative: 4953, negative conditional: 428, negative unconditional: 4525, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5781, positive: 828, positive conditional: 828, positive unconditional: 0, negative: 4953, negative conditional: 428, negative unconditional: 4525, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 39, negative conditional: 18, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 144, positive: 39, positive conditional: 22, positive unconditional: 17, negative: 104, negative conditional: 22, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5781, positive: 808, positive conditional: 808, positive unconditional: 0, negative: 4935, negative conditional: 410, negative unconditional: 4525, unknown: 38, unknown conditional: 38, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1154, Positive conditional cache size: 20, Positive unconditional cache size: 1134, Negative cache size: 39, Negative conditional cache size: 18, Negative unconditional cache size: 21, Eliminated conditions: 4254, SemanticConditionEliminator.Independence Queries: [ total: 5781, positive: 828, positive conditional: 828, positive unconditional: 0, negative: 4953, negative conditional: 428, negative unconditional: 4525, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5781, positive: 828, positive conditional: 828, positive unconditional: 0, negative: 4953, negative conditional: 428, negative unconditional: 4525, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 39, negative conditional: 18, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 144, positive: 39, positive conditional: 22, positive unconditional: 17, negative: 104, negative conditional: 22, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5781, positive: 808, positive conditional: 808, positive unconditional: 0, negative: 4935, negative conditional: 410, negative unconditional: 4525, unknown: 38, unknown conditional: 38, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1154, Positive conditional cache size: 20, Positive unconditional cache size: 1134, Negative cache size: 39, Negative conditional cache size: 18, Negative unconditional cache size: 21, Eliminated conditions: 4254, SemanticConditionEliminator.Independence Queries: [ total: 5781, positive: 828, positive conditional: 828, positive unconditional: 0, negative: 4953, negative conditional: 428, negative unconditional: 4525, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5781, positive: 828, positive conditional: 828, positive unconditional: 0, negative: 4953, negative conditional: 428, negative unconditional: 4525, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 39, negative conditional: 18, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 144, positive: 39, positive conditional: 22, positive unconditional: 17, negative: 104, negative conditional: 22, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5781, positive: 808, positive conditional: 808, positive unconditional: 0, negative: 4935, negative conditional: 410, negative unconditional: 4525, unknown: 38, unknown conditional: 38, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1154, Positive conditional cache size: 20, Positive unconditional cache size: 1134, Negative cache size: 39, Negative conditional cache size: 18, Negative unconditional cache size: 21, Eliminated conditions: 4254, SemanticConditionEliminator.Independence Queries: [ total: 5781, positive: 828, positive conditional: 828, positive unconditional: 0, negative: 4953, negative conditional: 428, negative unconditional: 4525, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5781, positive: 828, positive conditional: 828, positive unconditional: 0, negative: 4953, negative conditional: 428, negative unconditional: 4525, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 39, negative conditional: 18, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 144, positive: 39, positive conditional: 22, positive unconditional: 17, negative: 104, negative conditional: 22, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5781, positive: 808, positive conditional: 808, positive unconditional: 0, negative: 4935, negative conditional: 410, negative unconditional: 4525, unknown: 38, unknown conditional: 38, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1154, Positive conditional cache size: 20, Positive unconditional cache size: 1134, Negative cache size: 39, Negative conditional cache size: 18, Negative unconditional cache size: 21, Eliminated conditions: 4254, SemanticConditionEliminator.Independence Queries: [ total: 5781, positive: 828, positive conditional: 828, positive unconditional: 0, negative: 4953, negative conditional: 428, negative unconditional: 4525, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5781, positive: 828, positive conditional: 828, positive unconditional: 0, negative: 4953, negative conditional: 428, negative unconditional: 4525, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 39, negative conditional: 18, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 144, positive: 39, positive conditional: 22, positive unconditional: 17, negative: 104, negative conditional: 22, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5781, positive: 808, positive conditional: 808, positive unconditional: 0, negative: 4935, negative conditional: 410, negative unconditional: 4525, unknown: 38, unknown conditional: 38, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1154, Positive conditional cache size: 20, Positive unconditional cache size: 1134, Negative cache size: 39, Negative conditional cache size: 18, Negative unconditional cache size: 21, Eliminated conditions: 4254 ], Maximal queried relation: 5, Independence queries for same thread: 3952 - 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: 5029.0ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.6ms, PartialOrderReductionTime: 4159.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 63, 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: 15.2ms SsaConstructionTime, 137.5ms SatisfiabilityAnalysisTime, 494.8ms InterpolantComputationTime, 335 NumberOfCodeBlocks, 335 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 330 ConstructedInterpolants, 0 QuantifiedInterpolants, 1334 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...