/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-Random7777.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix047_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 23:39:52,470 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 23:39:52,472 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 23:39:52,495 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 23:39:52,551 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 23:39:52,551 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 23:39:52,552 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 23:39:52,565 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-Random7777.epf [2021-07-14 23:39:52,600 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 23:39:52,601 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 23:39:52,601 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 23:39:52,601 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 23:39:52,602 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 23:39:52,602 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 23:39:52,602 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 23:39:52,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 23:39:52,603 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 23:39:52,603 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 23:39:52,603 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 23:39:52,603 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 23:39:52,603 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 23:39:52,603 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 23:39:52,604 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 23:39:52,604 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 23:39:52,604 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 23:39:52,604 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 23:39:52,604 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 23:39:52,604 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 23:39:52,604 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 23:39:52,605 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 23:39:52,605 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 23:39:52,605 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 23:39:52,605 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 23:39:52,605 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 23:39:52,605 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 23:39:52,605 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 23:39:52,606 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-07-14 23:39:52,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 23:39:52,606 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 23:39:52,606 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 23:39:52,606 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 23:39:52,606 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 23:39:52,606 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-14 23:39:52,606 INFO L138 SettingsManager]: * Random seed used by POR DFS order=7777 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 23:39:52,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 23:39:52,935 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 23:39:52,938 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 23:39:52,939 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 23:39:52,939 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 23:39:52,940 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix047_tso.opt.i [2021-07-14 23:39:53,004 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07a93b1c4/e89cc592ad0d4e1b9d0eee0b49bfd265/FLAGcb7c32a54 [2021-07-14 23:39:53,513 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 23:39:53,513 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix047_tso.opt.i [2021-07-14 23:39:53,528 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07a93b1c4/e89cc592ad0d4e1b9d0eee0b49bfd265/FLAGcb7c32a54 [2021-07-14 23:39:53,824 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07a93b1c4/e89cc592ad0d4e1b9d0eee0b49bfd265 [2021-07-14 23:39:53,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 23:39:53,829 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 23:39:53,831 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 23:39:53,831 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 23:39:53,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 23:39:53,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 11:39:53" (1/1) ... [2021-07-14 23:39:53,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b54a605 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 11:39:53, skipping insertion in model container [2021-07-14 23:39:53,838 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 11:39:53" (1/1) ... [2021-07-14 23:39:53,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 23:39:53,902 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 23:39:54,021 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/mix047_tso.opt.i[948,961] [2021-07-14 23:39:54,291 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 23:39:54,298 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 23:39:54,310 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/mix047_tso.opt.i[948,961] [2021-07-14 23:39:54,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 23:39:54,409 INFO L208 MainTranslator]: Completed translation [2021-07-14 23:39:54,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 11:39:54 WrapperNode [2021-07-14 23:39:54,410 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 23:39:54,410 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 23:39:54,411 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 23:39:54,411 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 23:39:54,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 11:39:54" (1/1) ... [2021-07-14 23:39:54,447 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 11:39:54" (1/1) ... [2021-07-14 23:39:54,490 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 23:39:54,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 23:39:54,492 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 23:39:54,492 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 23:39:54,499 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 11:39:54" (1/1) ... [2021-07-14 23:39:54,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 11:39:54" (1/1) ... [2021-07-14 23:39:54,504 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 11:39:54" (1/1) ... [2021-07-14 23:39:54,504 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 11:39:54" (1/1) ... [2021-07-14 23:39:54,526 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 11:39:54" (1/1) ... [2021-07-14 23:39:54,529 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 11:39:54" (1/1) ... [2021-07-14 23:39:54,531 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 11:39:54" (1/1) ... [2021-07-14 23:39:54,535 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 23:39:54,535 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 23:39:54,536 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 23:39:54,536 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 23:39:54,552 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 11:39:54" (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 [2021-07-14 23:39:54,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 23:39:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 23:39:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 23:39:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 23:39:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 23:39:54,627 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 23:39:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 23:39:54,628 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 23:39:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-14 23:39:54,628 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-14 23:39:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-07-14 23:39:54,628 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-07-14 23:39:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 23:39:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 23:39:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 23:39:54,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 23:39:54,630 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 23:39:56,231 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 23:39:56,231 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-07-14 23:39:56,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 11:39:56 BoogieIcfgContainer [2021-07-14 23:39:56,234 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 23:39:56,237 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 23:39:56,237 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 23:39:56,240 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 23:39:56,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 11:39:53" (1/3) ... [2021-07-14 23:39:56,241 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c332a53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 11:39:56, skipping insertion in model container [2021-07-14 23:39:56,241 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 11:39:54" (2/3) ... [2021-07-14 23:39:56,242 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c332a53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 11:39:56, skipping insertion in model container [2021-07-14 23:39:56,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 11:39:56" (3/3) ... [2021-07-14 23:39:56,243 INFO L111 eAbstractionObserver]: Analyzing ICFG mix047_tso.opt.i [2021-07-14 23:39:56,250 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 23:39:56,250 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 23:39:56,250 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-07-14 23:39:56,251 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 23:39:56,293 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,293 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,293 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,293 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,294 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,294 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,294 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,294 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,294 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,294 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,294 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,295 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,295 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,295 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,295 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,296 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,296 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,296 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,296 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,297 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,297 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,297 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,297 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,297 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,297 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,298 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,298 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,298 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,299 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,299 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,299 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,299 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,299 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,299 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,299 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,300 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,300 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,300 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,300 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,300 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,301 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,301 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,301 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,301 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,301 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,301 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,302 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,302 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,302 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,302 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,302 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,302 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,303 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,303 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,303 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,303 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,303 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,304 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,304 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,304 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,304 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,304 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,304 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,304 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,305 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,305 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,305 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,305 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,305 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,305 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,306 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,306 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,306 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,306 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,307 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,307 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,307 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,307 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,307 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,307 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,308 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,308 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,308 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,309 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,312 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,313 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,313 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,313 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,313 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,315 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,316 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,318 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,318 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,318 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,321 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,327 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,327 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,328 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,330 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,330 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,330 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,330 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,330 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,330 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,330 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,331 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,331 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,331 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,331 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,331 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,333 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,333 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,333 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,333 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,335 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 23:39:56,357 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-14 23:39:56,424 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 23:39:56,424 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 23:39:56,424 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 23:39:56,424 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 23:39:56,424 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 23:39:56,424 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 23:39:56,424 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 23:39:56,424 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 23:39:56,555 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,556 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_129 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,556 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,556 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,556 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,556 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,557 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,557 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,557 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,557 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,557 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,557 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,558 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,558 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,620 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,621 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_129 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,621 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,621 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,621 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,621 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,622 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,622 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,622 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,622 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,622 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,622 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,622 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,623 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,650 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,651 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_129 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,651 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,651 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,651 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,652 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,652 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,652 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,652 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,652 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,652 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,653 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,653 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,653 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,706 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,707 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_129 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,707 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,707 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,707 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,707 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,708 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,708 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,708 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,708 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,708 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,708 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,709 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,709 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,731 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,740 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,748 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,749 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,772 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,797 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:56,814 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 23:39:56,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 23:39:56,821 INFO L82 PathProgramCache]: Analyzing trace with hash 1038763084, now seen corresponding path program 1 times [2021-07-14 23:39:56,828 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 23:39:56,829 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753968630] [2021-07-14 23:39:56,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 23:39:56,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 23:39:57,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 23:39:57,102 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 23:39:57,102 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753968630] [2021-07-14 23:39:57,103 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753968630] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 23:39:57,103 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 23:39:57,103 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 23:39:57,104 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653683942] [2021-07-14 23:39:57,115 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 23:39:57,115 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 23:39:57,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 23:39:57,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 23:39:57,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 23:39:57,133 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 23:39:57,134 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 50.5) internal successors, (101), 2 states have internal predecessors, (101), 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) [2021-07-14 23:39:57,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 23:39:57,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 23:39:57,158 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 23:39:57,158 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 23:39:57,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 23:39:57,160 INFO L82 PathProgramCache]: Analyzing trace with hash 557113461, now seen corresponding path program 1 times [2021-07-14 23:39:57,160 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 23:39:57,161 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998294575] [2021-07-14 23:39:57,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 23:39:57,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 23:39:57,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 23:39:57,496 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 23:39:57,496 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998294575] [2021-07-14 23:39:57,497 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [998294575] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 23:39:57,497 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 23:39:57,498 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-14 23:39:57,498 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163556579] [2021-07-14 23:39:57,500 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-14 23:39:57,500 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 23:39:57,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-14 23:39:57,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-14 23:39:57,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 23:39:57,502 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 23:39:57,503 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 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) [2021-07-14 23:39:57,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 23:39:57,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 23:39:57,557 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,560 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_129 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,561 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,561 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,561 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,561 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,561 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,561 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,562 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,562 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,562 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,562 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,562 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,562 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,586 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,586 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_129 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,587 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,587 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,587 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,587 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,587 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,587 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,588 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,588 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,588 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,588 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,588 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,588 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,611 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,612 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 23:39:57,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 23:39:57,663 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 23:39:57,663 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 23:39:57,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 23:39:57,663 INFO L82 PathProgramCache]: Analyzing trace with hash -588301281, now seen corresponding path program 1 times [2021-07-14 23:39:57,663 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 23:39:57,664 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478845730] [2021-07-14 23:39:57,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 23:39:57,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 23:39:57,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 23:39:57,848 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 23:39:57,849 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478845730] [2021-07-14 23:39:57,849 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478845730] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 23:39:57,849 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 23:39:57,849 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 23:39:57,849 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840999362] [2021-07-14 23:39:57,851 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 23:39:57,851 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 23:39:57,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 23:39:57,851 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 23:39:57,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 23:39:57,851 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 23:39:57,852 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 15.285714285714286) internal successors, (107), 7 states have internal predecessors, (107), 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) [2021-07-14 23:39:57,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 23:39:57,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 23:39:57,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 23:39:57,941 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,942 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,966 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,967 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,967 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_129 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,968 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,968 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,968 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,968 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,968 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,969 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,969 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,969 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,969 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,969 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,969 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:57,970 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,017 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,017 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_129 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,017 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,017 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,018 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,018 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,018 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,018 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,018 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,018 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,019 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,019 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,019 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,019 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,021 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,040 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,041 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,041 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_129 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,042 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,042 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,042 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,042 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,042 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,042 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,042 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,042 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,043 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,043 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,043 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,043 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,073 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,073 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_129 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,074 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,074 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,074 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,074 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,074 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,074 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,075 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,075 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,075 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,075 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,075 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,101 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,101 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_129 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,101 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,101 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,101 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,102 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,102 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,102 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,102 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,102 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 23:39:58,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 23:39:58,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 23:39:58,158 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 23:39:58,158 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 23:39:58,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 23:39:58,159 INFO L82 PathProgramCache]: Analyzing trace with hash 1646047057, now seen corresponding path program 1 times [2021-07-14 23:39:58,159 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 23:39:58,160 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144313512] [2021-07-14 23:39:58,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 23:39:58,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 23:39:58,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 23:39:58,552 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 23:39:58,552 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144313512] [2021-07-14 23:39:58,553 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144313512] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 23:39:58,553 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 23:39:58,553 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-07-14 23:39:58,553 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754959374] [2021-07-14 23:39:58,554 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-07-14 23:39:58,554 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 23:39:58,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-07-14 23:39:58,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2021-07-14 23:39:58,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 23:39:58,556 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 23:39:58,556 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 8.153846153846153) internal successors, (106), 13 states have internal predecessors, (106), 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) [2021-07-14 23:39:58,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 23:39:58,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 23:39:58,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 23:39:58,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 23:39:58,678 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,679 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,726 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_129 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,726 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,726 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,726 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,727 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,727 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,727 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,727 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,729 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,750 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_129 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,751 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,751 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,751 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,751 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,751 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,751 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,753 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,965 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_129 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,965 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,965 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,965 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,996 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_129 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:58,997 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:59,042 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:59,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 23:39:59,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 23:39:59,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 23:39:59,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 23:39:59,263 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 23:39:59,264 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 23:39:59,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 23:39:59,264 INFO L82 PathProgramCache]: Analyzing trace with hash 65367373, now seen corresponding path program 1 times [2021-07-14 23:39:59,267 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 23:39:59,267 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194230421] [2021-07-14 23:39:59,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 23:39:59,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 23:39:59,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 23:39:59,409 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 23:39:59,409 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194230421] [2021-07-14 23:39:59,409 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1194230421] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 23:39:59,409 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 23:39:59,409 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 23:39:59,409 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448998239] [2021-07-14 23:39:59,410 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 23:39:59,410 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 23:39:59,410 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 23:39:59,410 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 23:39:59,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 23:39:59,410 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 23:39:59,410 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 17.0) internal successors, (102), 6 states have internal predecessors, (102), 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) [2021-07-14 23:39:59,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 23:39:59,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 23:39:59,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 23:39:59,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 23:39:59,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 23:39:59,600 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:39:59,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 23:39:59,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 23:39:59,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 23:39:59,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 23:39:59,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 23:39:59,633 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-14 23:39:59,633 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 23:39:59,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 23:39:59,633 INFO L82 PathProgramCache]: Analyzing trace with hash -486903727, now seen corresponding path program 2 times [2021-07-14 23:39:59,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 23:39:59,634 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905494930] [2021-07-14 23:39:59,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 23:39:59,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 23:39:59,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 23:39:59,970 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 23:39:59,970 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905494930] [2021-07-14 23:39:59,970 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [905494930] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 23:39:59,970 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 23:39:59,970 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-07-14 23:39:59,971 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269576870] [2021-07-14 23:39:59,971 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-14 23:39:59,971 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 23:39:59,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-14 23:39:59,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2021-07-14 23:39:59,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 23:39:59,972 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 23:39:59,972 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 7.571428571428571) internal successors, (106), 14 states have internal predecessors, (106), 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) [2021-07-14 23:39:59,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 23:39:59,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 23:39:59,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 23:39:59,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 23:39:59,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 23:39:59,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 23:40:00,155 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 23:40:00,585 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-14 23:40:00,586 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Guarantee of compatibility failed at de.uni_freiburg.informatik.ultimate.automata.partialorder.PersistentSetReduction$CompatibleDfsOrder.lambda$0(PersistentSetReduction.java:142) at java.base/java.util.TimSort.countRunAndMakeAscending(TimSort.java:355) at java.base/java.util.TimSort.sort(TimSort.java:220) at java.base/java.util.Arrays.sort(Arrays.java:1515) at java.base/java.util.ArrayList.sort(ArrayList.java:1750) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetNewStateReduction.search(SleepSetNewStateReduction.java:147) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetNewStateReduction.(SleepSetNewStateReduction.java:111) at de.uni_freiburg.informatik.ultimate.automata.partialorder.PersistentSetReduction.applyNewStateReduction(PersistentSetReduction.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderReductionFacade.apply(PartialOrderReductionFacade.java:185) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.isAbstractionEmpty(PartialOrderCegarLoop.java:193) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:509) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:374) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:69) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:63) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:367) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:293) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:238) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-07-14 23:40:00,588 INFO L168 Benchmark]: Toolchain (without parser) took 6759.26 ms. Allocated memory was 179.3 MB in the beginning and 286.3 MB in the end (delta: 107.0 MB). Free memory was 142.5 MB in the beginning and 201.0 MB in the end (delta: -58.5 MB). Peak memory consumption was 50.0 MB. Max. memory is 8.0 GB. [2021-07-14 23:40:00,588 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 179.3 MB. Free memory is still 160.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 23:40:00,589 INFO L168 Benchmark]: CACSL2BoogieTranslator took 578.48 ms. Allocated memory is still 179.3 MB. Free memory was 142.3 MB in the beginning and 150.3 MB in the end (delta: -8.0 MB). Peak memory consumption was 13.7 MB. Max. memory is 8.0 GB. [2021-07-14 23:40:00,589 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.96 ms. Allocated memory is still 179.3 MB. Free memory was 150.3 MB in the beginning and 147.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-07-14 23:40:00,589 INFO L168 Benchmark]: Boogie Preprocessor took 43.53 ms. Allocated memory is still 179.3 MB. Free memory was 147.1 MB in the beginning and 145.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 23:40:00,590 INFO L168 Benchmark]: RCFGBuilder took 1698.84 ms. Allocated memory was 179.3 MB in the beginning and 216.0 MB in the end (delta: 36.7 MB). Free memory was 145.1 MB in the beginning and 167.8 MB in the end (delta: -22.8 MB). Peak memory consumption was 93.1 MB. Max. memory is 8.0 GB. [2021-07-14 23:40:00,590 INFO L168 Benchmark]: TraceAbstraction took 4350.28 ms. Allocated memory was 216.0 MB in the beginning and 286.3 MB in the end (delta: 70.3 MB). Free memory was 167.3 MB in the beginning and 201.0 MB in the end (delta: -33.7 MB). Peak memory consumption was 36.5 MB. Max. memory is 8.0 GB. [2021-07-14 23:40:00,592 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 179.3 MB. Free memory is still 160.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 578.48 ms. Allocated memory is still 179.3 MB. Free memory was 142.3 MB in the beginning and 150.3 MB in the end (delta: -8.0 MB). Peak memory consumption was 13.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 79.96 ms. Allocated memory is still 179.3 MB. Free memory was 150.3 MB in the beginning and 147.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 43.53 ms. Allocated memory is still 179.3 MB. Free memory was 147.1 MB in the beginning and 145.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1698.84 ms. Allocated memory was 179.3 MB in the beginning and 216.0 MB in the end (delta: 36.7 MB). Free memory was 145.1 MB in the beginning and 167.8 MB in the end (delta: -22.8 MB). Peak memory consumption was 93.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 4350.28 ms. Allocated memory was 216.0 MB in the beginning and 286.3 MB in the end (delta: 70.3 MB). Free memory was 167.3 MB in the beginning and 201.0 MB in the end (delta: -33.7 MB). Peak memory consumption was 36.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Guarantee of compatibility failed de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Guarantee of compatibility failed: de.uni_freiburg.informatik.ultimate.automata.partialorder.PersistentSetReduction$CompatibleDfsOrder.lambda$0(PersistentSetReduction.java:142) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...