/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-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-bad-ring-nondet.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-01 15:46:37,808 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-01 15:46:37,810 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-01 15:46:37,869 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-03-01 15:46:37,908 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-01 15:46:37,908 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-01 15:46:37,909 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-01 15:46:37,909 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-FA-NoLbe.epf [2022-03-01 15:46:37,934 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-01 15:46:37,934 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-01 15:46:37,934 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-01 15:46:37,934 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-01 15:46:37,935 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-01 15:46:37,935 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-01 15:46:37,936 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-01 15:46:37,936 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-01 15:46:37,936 INFO L138 SettingsManager]: * Use SBE=true [2022-03-01 15:46:37,936 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-01 15:46:37,936 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-01 15:46:37,936 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-01 15:46:37,937 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-01 15:46:37,937 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-01 15:46:37,937 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-01 15:46:37,937 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-01 15:46:37,937 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-01 15:46:37,937 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-01 15:46:37,937 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-01 15:46:37,937 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-01 15:46:37,937 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-01 15:46:37,937 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-01 15:46:37,937 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-01 15:46:37,937 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-01 15:46:37,938 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-01 15:46:37,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-01 15:46:37,938 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-01 15:46:37,938 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-01 15:46:37,938 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-01 15:46:37,938 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-01 15:46:37,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-01 15:46:37,938 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-01 15:46:37,938 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-01 15:46:37,938 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-01 15:46:38,112 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-01 15:46:38,143 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-01 15:46:38,145 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-01 15:46:38,145 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-01 15:46:38,146 INFO L275 PluginConnector]: CDTParser initialized [2022-03-01 15:46:38,147 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-ring-nondet.wvr.c [2022-03-01 15:46:38,192 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da7ab4ca4/7adbc7cbb5b443c5b7543748b9d5371c/FLAGf454ea9b5 [2022-03-01 15:46:38,534 INFO L306 CDTParser]: Found 1 translation units. [2022-03-01 15:46:38,534 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-ring-nondet.wvr.c [2022-03-01 15:46:38,540 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da7ab4ca4/7adbc7cbb5b443c5b7543748b9d5371c/FLAGf454ea9b5 [2022-03-01 15:46:38,949 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da7ab4ca4/7adbc7cbb5b443c5b7543748b9d5371c [2022-03-01 15:46:38,950 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-01 15:46:38,951 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-01 15:46:38,952 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-01 15:46:38,952 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-01 15:46:38,955 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-01 15:46:38,955 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.03 03:46:38" (1/1) ... [2022-03-01 15:46:38,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d86ff12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 03:46:38, skipping insertion in model container [2022-03-01 15:46:38,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.03 03:46:38" (1/1) ... [2022-03-01 15:46:38,962 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-01 15:46:38,979 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-01 15:46:39,169 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-ring-nondet.wvr.c[4085,4098] [2022-03-01 15:46:39,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-01 15:46:39,189 INFO L203 MainTranslator]: Completed pre-run [2022-03-01 15:46:39,223 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-ring-nondet.wvr.c[4085,4098] [2022-03-01 15:46:39,225 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-01 15:46:39,244 INFO L208 MainTranslator]: Completed translation [2022-03-01 15:46:39,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 03:46:39 WrapperNode [2022-03-01 15:46:39,245 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-01 15:46:39,246 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-01 15:46:39,246 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-01 15:46:39,246 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-01 15:46:39,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 03:46:39" (1/1) ... [2022-03-01 15:46:39,268 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 03:46:39" (1/1) ... [2022-03-01 15:46:39,302 INFO L137 Inliner]: procedures = 25, calls = 63, calls flagged for inlining = 16, calls inlined = 20, statements flattened = 317 [2022-03-01 15:46:39,302 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-01 15:46:39,303 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-01 15:46:39,303 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-01 15:46:39,303 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-01 15:46:39,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 03:46:39" (1/1) ... [2022-03-01 15:46:39,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 03:46:39" (1/1) ... [2022-03-01 15:46:39,322 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 03:46:39" (1/1) ... [2022-03-01 15:46:39,322 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 03:46:39" (1/1) ... [2022-03-01 15:46:39,328 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 03:46:39" (1/1) ... [2022-03-01 15:46:39,343 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 03:46:39" (1/1) ... [2022-03-01 15:46:39,344 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 03:46:39" (1/1) ... [2022-03-01 15:46:39,346 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-01 15:46:39,347 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-01 15:46:39,347 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-01 15:46:39,347 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-01 15:46:39,354 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 03:46:39" (1/1) ... [2022-03-01 15:46:39,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-01 15:46:39,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 15:46:39,378 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-01 15:46:39,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-01 15:46:39,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-01 15:46:39,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-01 15:46:39,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-01 15:46:39,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-01 15:46:39,414 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-03-01 15:46:39,414 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-03-01 15:46:39,415 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-03-01 15:46:39,415 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-03-01 15:46:39,415 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-03-01 15:46:39,416 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-03-01 15:46:39,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-01 15:46:39,416 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-03-01 15:46:39,416 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-03-01 15:46:39,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-01 15:46:39,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-01 15:46:39,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-01 15:46:39,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-01 15:46:39,418 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-01 15:46:39,544 INFO L234 CfgBuilder]: Building ICFG [2022-03-01 15:46:39,545 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-01 15:46:39,799 INFO L275 CfgBuilder]: Performing block encoding [2022-03-01 15:46:39,928 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-01 15:46:39,929 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2022-03-01 15:46:39,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.03 03:46:39 BoogieIcfgContainer [2022-03-01 15:46:39,934 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-01 15:46:39,935 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-01 15:46:39,935 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-01 15:46:39,939 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-01 15:46:39,939 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.03 03:46:38" (1/3) ... [2022-03-01 15:46:39,939 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44ee19cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.03 03:46:39, skipping insertion in model container [2022-03-01 15:46:39,940 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 03:46:39" (2/3) ... [2022-03-01 15:46:39,940 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44ee19cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.03 03:46:39, skipping insertion in model container [2022-03-01 15:46:39,940 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.03 03:46:39" (3/3) ... [2022-03-01 15:46:39,941 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-bad-ring-nondet.wvr.c [2022-03-01 15:46:39,946 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-01 15:46:39,946 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-01 15:46:39,946 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-01 15:46:39,947 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-01 15:46:40,008 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,009 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,009 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,009 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,009 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,010 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,010 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,010 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,010 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,011 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,011 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,011 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,011 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,011 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,012 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,012 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,012 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,013 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,013 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,013 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,014 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,015 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,015 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,015 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,015 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,015 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,016 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,016 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,016 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,016 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,017 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,017 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,017 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,017 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,017 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,017 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,020 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,020 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,020 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,020 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,020 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,020 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,020 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,021 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,021 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,021 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,021 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,021 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,021 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,021 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,021 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,022 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,022 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,022 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,023 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,023 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,024 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,024 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,024 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,024 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,024 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,024 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,025 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,025 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,025 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,028 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,028 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,029 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,029 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,029 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,030 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,030 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,030 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,030 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,031 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,031 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,031 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,031 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,032 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,032 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,032 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,032 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,032 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,033 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,033 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,034 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,034 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,036 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,036 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,036 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,036 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,037 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,037 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,037 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,037 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,039 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,039 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,039 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,039 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,039 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,039 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,040 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,040 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,040 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,040 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,040 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,041 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,041 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,041 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,041 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,041 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,041 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,042 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,042 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,042 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,042 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,042 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,042 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,042 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,042 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,042 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,042 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,042 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,042 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,043 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,047 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,047 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,047 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,047 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,047 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,048 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,048 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,048 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,048 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,048 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,048 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,048 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,049 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,049 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,049 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,050 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,050 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,050 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,052 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,054 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,054 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,054 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,055 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,055 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,055 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,055 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,055 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,055 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,055 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,057 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,058 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,058 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,058 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,058 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,058 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,058 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,058 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,058 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,058 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,058 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,058 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,059 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,059 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,059 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,059 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,059 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,060 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,060 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,060 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,060 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,060 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,060 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,060 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,060 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,060 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,060 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,061 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,061 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,061 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,061 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,061 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,061 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,061 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,061 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,061 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,061 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:46:40,064 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-03-01 15:46:40,101 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-01 15:46:40,105 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-01 15:46:40,106 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-03-01 15:46:40,115 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 264 places, 279 transitions, 582 flow [2022-03-01 15:46:40,531 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 11227 states, 11226 states have (on average 4.098966684482451) internal successors, (46015), 11226 states have internal predecessors, (46015), 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) [2022-03-01 15:46:40,570 INFO L276 IsEmpty]: Start isEmpty. Operand has 11227 states, 11226 states have (on average 4.098966684482451) internal successors, (46015), 11226 states have internal predecessors, (46015), 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) [2022-03-01 15:46:40,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-03-01 15:46:40,694 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 15:46:40,695 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 15:46:40,695 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 15:46:40,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 15:46:40,702 INFO L85 PathProgramCache]: Analyzing trace with hash -504971611, now seen corresponding path program 1 times [2022-03-01 15:46:40,708 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 15:46:40,709 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852105671] [2022-03-01 15:46:40,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:46:40,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 15:46:40,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:46:40,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:46:40,955 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 15:46:40,955 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852105671] [2022-03-01 15:46:40,956 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1852105671] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 15:46:40,956 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 15:46:40,959 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-01 15:46:40,960 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451564577] [2022-03-01 15:46:40,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 15:46:40,968 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-03-01 15:46:40,969 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 15:46:40,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-03-01 15:46:40,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-01 15:46:41,021 INFO L87 Difference]: Start difference. First operand has 11227 states, 11226 states have (on average 4.098966684482451) internal successors, (46015), 11226 states have internal predecessors, (46015), 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) Second operand has 2 states, 2 states have (on average 95.5) internal successors, (191), 2 states have internal predecessors, (191), 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) [2022-03-01 15:46:41,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 15:46:41,205 INFO L93 Difference]: Finished difference Result 11227 states and 40990 transitions. [2022-03-01 15:46:41,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-01 15:46:41,207 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 95.5) internal successors, (191), 2 states have internal predecessors, (191), 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) Word has length 191 [2022-03-01 15:46:41,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 15:46:41,296 INFO L225 Difference]: With dead ends: 11227 [2022-03-01 15:46:41,296 INFO L226 Difference]: Without dead ends: 10753 [2022-03-01 15:46:41,297 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-01 15:46:41,300 INFO L933 BasicCegarLoop]: 235 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 235 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 15:46:41,301 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 235 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 15:46:41,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10753 states. [2022-03-01 15:46:41,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10753 to 10753. [2022-03-01 15:46:41,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10753 states, 10752 states have (on average 3.654203869047619) internal successors, (39290), 10752 states have internal predecessors, (39290), 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) [2022-03-01 15:46:41,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10753 states to 10753 states and 39290 transitions. [2022-03-01 15:46:41,757 INFO L78 Accepts]: Start accepts. Automaton has 10753 states and 39290 transitions. Word has length 191 [2022-03-01 15:46:41,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 15:46:41,759 INFO L470 AbstractCegarLoop]: Abstraction has 10753 states and 39290 transitions. [2022-03-01 15:46:41,759 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 95.5) internal successors, (191), 2 states have internal predecessors, (191), 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) [2022-03-01 15:46:41,759 INFO L276 IsEmpty]: Start isEmpty. Operand 10753 states and 39290 transitions. [2022-03-01 15:46:41,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2022-03-01 15:46:41,796 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 15:46:41,796 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 15:46:41,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-01 15:46:41,797 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 15:46:41,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 15:46:41,799 INFO L85 PathProgramCache]: Analyzing trace with hash -596102399, now seen corresponding path program 1 times [2022-03-01 15:46:41,799 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 15:46:41,799 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867447846] [2022-03-01 15:46:41,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:46:41,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 15:46:42,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:46:42,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:46:42,176 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 15:46:42,176 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867447846] [2022-03-01 15:46:42,176 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1867447846] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 15:46:42,176 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 15:46:42,176 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 15:46:42,176 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126295158] [2022-03-01 15:46:42,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 15:46:42,178 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-01 15:46:42,179 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 15:46:42,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-01 15:46:42,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-01 15:46:42,183 INFO L87 Difference]: Start difference. First operand 10753 states and 39290 transitions. Second operand has 5 states, 5 states have (on average 39.8) internal successors, (199), 5 states have internal predecessors, (199), 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) [2022-03-01 15:46:42,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 15:46:42,534 INFO L93 Difference]: Finished difference Result 19943 states and 73336 transitions. [2022-03-01 15:46:42,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-01 15:46:42,535 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 39.8) internal successors, (199), 5 states have internal predecessors, (199), 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) Word has length 199 [2022-03-01 15:46:42,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 15:46:42,645 INFO L225 Difference]: With dead ends: 19943 [2022-03-01 15:46:42,645 INFO L226 Difference]: Without dead ends: 17743 [2022-03-01 15:46:42,645 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-03-01 15:46:42,646 INFO L933 BasicCegarLoop]: 224 mSDtfsCounter, 169 mSDsluCounter, 522 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 169 SdHoareTripleChecker+Valid, 711 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 15:46:42,647 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [169 Valid, 711 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 15:46:42,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17743 states. [2022-03-01 15:46:43,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17743 to 17277. [2022-03-01 15:46:43,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17277 states, 17276 states have (on average 3.69935170178282) internal successors, (63910), 17276 states have internal predecessors, (63910), 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) [2022-03-01 15:46:43,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17277 states to 17277 states and 63910 transitions. [2022-03-01 15:46:43,312 INFO L78 Accepts]: Start accepts. Automaton has 17277 states and 63910 transitions. Word has length 199 [2022-03-01 15:46:43,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 15:46:43,315 INFO L470 AbstractCegarLoop]: Abstraction has 17277 states and 63910 transitions. [2022-03-01 15:46:43,316 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 39.8) internal successors, (199), 5 states have internal predecessors, (199), 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) [2022-03-01 15:46:43,316 INFO L276 IsEmpty]: Start isEmpty. Operand 17277 states and 63910 transitions. [2022-03-01 15:46:43,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2022-03-01 15:46:43,366 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 15:46:43,366 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 15:46:43,367 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-01 15:46:43,367 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 15:46:43,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 15:46:43,368 INFO L85 PathProgramCache]: Analyzing trace with hash -114842098, now seen corresponding path program 1 times [2022-03-01 15:46:43,368 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 15:46:43,369 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [651978905] [2022-03-01 15:46:43,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:46:43,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 15:46:43,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:46:43,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:46:43,508 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 15:46:43,509 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [651978905] [2022-03-01 15:46:43,509 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [651978905] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 15:46:43,509 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 15:46:43,509 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-01 15:46:43,509 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164810572] [2022-03-01 15:46:43,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 15:46:43,509 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-01 15:46:43,509 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 15:46:43,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-01 15:46:43,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-01 15:46:43,510 INFO L87 Difference]: Start difference. First operand 17277 states and 63910 transitions. Second operand has 3 states, 3 states have (on average 70.66666666666667) internal successors, (212), 3 states have internal predecessors, (212), 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) [2022-03-01 15:46:43,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 15:46:43,643 INFO L93 Difference]: Finished difference Result 18209 states and 67294 transitions. [2022-03-01 15:46:43,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-01 15:46:43,644 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 70.66666666666667) internal successors, (212), 3 states have internal predecessors, (212), 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) Word has length 212 [2022-03-01 15:46:43,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 15:46:43,719 INFO L225 Difference]: With dead ends: 18209 [2022-03-01 15:46:43,719 INFO L226 Difference]: Without dead ends: 18209 [2022-03-01 15:46:43,719 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-01 15:46:43,720 INFO L933 BasicCegarLoop]: 255 mSDtfsCounter, 38 mSDsluCounter, 216 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 461 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 15:46:43,720 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [38 Valid, 461 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 15:46:43,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18209 states. [2022-03-01 15:46:44,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18209 to 17743. [2022-03-01 15:46:44,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17743 states, 17742 states have (on average 3.6975538270769923) internal successors, (65602), 17742 states have internal predecessors, (65602), 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) [2022-03-01 15:46:44,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17743 states to 17743 states and 65602 transitions. [2022-03-01 15:46:44,344 INFO L78 Accepts]: Start accepts. Automaton has 17743 states and 65602 transitions. Word has length 212 [2022-03-01 15:46:44,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 15:46:44,345 INFO L470 AbstractCegarLoop]: Abstraction has 17743 states and 65602 transitions. [2022-03-01 15:46:44,345 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 70.66666666666667) internal successors, (212), 3 states have internal predecessors, (212), 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) [2022-03-01 15:46:44,345 INFO L276 IsEmpty]: Start isEmpty. Operand 17743 states and 65602 transitions. [2022-03-01 15:46:44,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-01 15:46:44,408 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 15:46:44,409 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 15:46:44,409 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-01 15:46:44,409 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 15:46:44,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 15:46:44,411 INFO L85 PathProgramCache]: Analyzing trace with hash 1208928246, now seen corresponding path program 1 times [2022-03-01 15:46:44,411 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 15:46:44,411 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69931667] [2022-03-01 15:46:44,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:46:44,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 15:46:44,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:46:44,498 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:46:44,499 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 15:46:44,499 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69931667] [2022-03-01 15:46:44,500 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [69931667] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 15:46:44,500 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1544826009] [2022-03-01 15:46:44,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:46:44,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:46:44,500 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 15:46:44,502 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 15:46:44,502 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-03-01 15:46:44,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:46:44,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 7 conjunts are in the unsatisfiable core [2022-03-01 15:46:44,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 15:46:44,921 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 8 [2022-03-01 15:46:44,983 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:46:44,983 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-01 15:46:45,235 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:46:45,236 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1544826009] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-01 15:46:45,236 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-01 15:46:45,236 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 6 [2022-03-01 15:46:45,236 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568836948] [2022-03-01 15:46:45,236 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-01 15:46:45,237 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 15:46:45,237 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 15:46:45,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 15:46:45,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-01 15:46:45,238 INFO L87 Difference]: Start difference. First operand 17743 states and 65602 transitions. Second operand has 6 states, 6 states have (on average 37.666666666666664) internal successors, (226), 6 states have internal predecessors, (226), 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) [2022-03-01 15:46:45,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 15:46:45,626 INFO L93 Difference]: Finished difference Result 32818 states and 122470 transitions. [2022-03-01 15:46:45,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-01 15:46:45,627 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 37.666666666666664) internal successors, (226), 6 states have internal predecessors, (226), 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) Word has length 224 [2022-03-01 15:46:45,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 15:46:45,686 INFO L225 Difference]: With dead ends: 32818 [2022-03-01 15:46:45,687 INFO L226 Difference]: Without dead ends: 15598 [2022-03-01 15:46:45,687 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 452 GetRequests, 447 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-03-01 15:46:45,688 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 216 mSDsluCounter, 618 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 897 SdHoareTripleChecker+Invalid, 155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 15:46:45,688 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [216 Valid, 897 Invalid, 155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 15:46:45,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15598 states. [2022-03-01 15:46:46,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15598 to 14266. [2022-03-01 15:46:46,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14266 states, 14265 states have (on average 3.5489660007010166) internal successors, (50626), 14265 states have internal predecessors, (50626), 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) [2022-03-01 15:46:46,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14266 states to 14266 states and 50626 transitions. [2022-03-01 15:46:46,114 INFO L78 Accepts]: Start accepts. Automaton has 14266 states and 50626 transitions. Word has length 224 [2022-03-01 15:46:46,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 15:46:46,115 INFO L470 AbstractCegarLoop]: Abstraction has 14266 states and 50626 transitions. [2022-03-01 15:46:46,115 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 37.666666666666664) internal successors, (226), 6 states have internal predecessors, (226), 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) [2022-03-01 15:46:46,115 INFO L276 IsEmpty]: Start isEmpty. Operand 14266 states and 50626 transitions. [2022-03-01 15:46:46,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-01 15:46:46,148 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 15:46:46,149 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 15:46:46,169 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-03-01 15:46:46,363 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:46:46,363 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 15:46:46,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 15:46:46,364 INFO L85 PathProgramCache]: Analyzing trace with hash 632750616, now seen corresponding path program 2 times [2022-03-01 15:46:46,364 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 15:46:46,364 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142358180] [2022-03-01 15:46:46,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:46:46,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 15:46:46,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:46:46,558 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:46:46,558 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 15:46:46,559 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142358180] [2022-03-01 15:46:46,559 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [142358180] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 15:46:46,561 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1329362070] [2022-03-01 15:46:46,561 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-01 15:46:46,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:46:46,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 15:46:46,562 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 15:46:46,563 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-01 15:46:46,672 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-01 15:46:46,672 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-01 15:46:46,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 11 conjunts are in the unsatisfiable core [2022-03-01 15:46:46,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 15:46:47,259 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-03-01 15:46:47,259 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-01 15:46:47,259 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1329362070] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 15:46:47,259 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-01 15:46:47,259 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [12] total 16 [2022-03-01 15:46:47,260 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962632291] [2022-03-01 15:46:47,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 15:46:47,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 15:46:47,260 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 15:46:47,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 15:46:47,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=207, Unknown=0, NotChecked=0, Total=240 [2022-03-01 15:46:47,261 INFO L87 Difference]: Start difference. First operand 14266 states and 50626 transitions. Second operand has 6 states, 6 states have (on average 35.833333333333336) internal successors, (215), 6 states have internal predecessors, (215), 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) [2022-03-01 15:46:47,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 15:46:47,474 INFO L93 Difference]: Finished difference Result 19475 states and 67622 transitions. [2022-03-01 15:46:47,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-01 15:46:47,474 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 35.833333333333336) internal successors, (215), 6 states have internal predecessors, (215), 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) Word has length 224 [2022-03-01 15:46:47,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 15:46:47,527 INFO L225 Difference]: With dead ends: 19475 [2022-03-01 15:46:47,527 INFO L226 Difference]: Without dead ends: 14272 [2022-03-01 15:46:47,528 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 239 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=57, Invalid=323, Unknown=0, NotChecked=0, Total=380 [2022-03-01 15:46:47,528 INFO L933 BasicCegarLoop]: 217 mSDtfsCounter, 119 mSDsluCounter, 616 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 800 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 15:46:47,529 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [119 Valid, 800 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 15:46:47,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14272 states. [2022-03-01 15:46:47,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14272 to 14267. [2022-03-01 15:46:47,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14267 states, 14266 states have (on average 3.5487873265105847) internal successors, (50627), 14266 states have internal predecessors, (50627), 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) [2022-03-01 15:46:47,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14267 states to 14267 states and 50627 transitions. [2022-03-01 15:46:47,938 INFO L78 Accepts]: Start accepts. Automaton has 14267 states and 50627 transitions. Word has length 224 [2022-03-01 15:46:47,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 15:46:47,938 INFO L470 AbstractCegarLoop]: Abstraction has 14267 states and 50627 transitions. [2022-03-01 15:46:47,939 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 35.833333333333336) internal successors, (215), 6 states have internal predecessors, (215), 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) [2022-03-01 15:46:47,939 INFO L276 IsEmpty]: Start isEmpty. Operand 14267 states and 50627 transitions. [2022-03-01 15:46:47,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2022-03-01 15:46:47,968 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 15:46:47,969 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 15:46:47,986 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-01 15:46:48,186 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:46:48,186 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 15:46:48,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 15:46:48,187 INFO L85 PathProgramCache]: Analyzing trace with hash -1017600047, now seen corresponding path program 1 times [2022-03-01 15:46:48,187 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 15:46:48,187 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072683073] [2022-03-01 15:46:48,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:46:48,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 15:46:48,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:46:48,339 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-01 15:46:48,339 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 15:46:48,339 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072683073] [2022-03-01 15:46:48,339 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072683073] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 15:46:48,340 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1156313377] [2022-03-01 15:46:48,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:46:48,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:46:48,340 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 15:46:48,341 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 15:46:48,342 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-01 15:46:48,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:46:48,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 540 conjuncts, 6 conjunts are in the unsatisfiable core [2022-03-01 15:46:48,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 15:46:48,739 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-01 15:46:48,739 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-01 15:46:48,739 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1156313377] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 15:46:48,739 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-01 15:46:48,739 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2022-03-01 15:46:48,739 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243024686] [2022-03-01 15:46:48,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 15:46:48,740 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-01 15:46:48,740 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 15:46:48,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-01 15:46:48,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2022-03-01 15:46:48,741 INFO L87 Difference]: Start difference. First operand 14267 states and 50627 transitions. Second operand has 3 states, 3 states have (on average 74.0) internal successors, (222), 3 states have internal predecessors, (222), 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) [2022-03-01 15:46:48,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 15:46:48,952 INFO L93 Difference]: Finished difference Result 18839 states and 65809 transitions. [2022-03-01 15:46:48,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-01 15:46:48,953 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 74.0) internal successors, (222), 3 states have internal predecessors, (222), 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) Word has length 231 [2022-03-01 15:46:48,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 15:46:49,008 INFO L225 Difference]: With dead ends: 18839 [2022-03-01 15:46:49,008 INFO L226 Difference]: Without dead ends: 18839 [2022-03-01 15:46:49,009 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 231 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2022-03-01 15:46:49,009 INFO L933 BasicCegarLoop]: 224 mSDtfsCounter, 20 mSDsluCounter, 215 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 430 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 15:46:49,009 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 430 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 15:46:49,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18839 states. [2022-03-01 15:46:49,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18839 to 18839. [2022-03-01 15:46:49,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18839 states, 18838 states have (on average 3.4934175602505575) internal successors, (65809), 18838 states have internal predecessors, (65809), 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) [2022-03-01 15:46:49,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18839 states to 18839 states and 65809 transitions. [2022-03-01 15:46:49,447 INFO L78 Accepts]: Start accepts. Automaton has 18839 states and 65809 transitions. Word has length 231 [2022-03-01 15:46:49,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 15:46:49,448 INFO L470 AbstractCegarLoop]: Abstraction has 18839 states and 65809 transitions. [2022-03-01 15:46:49,448 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 74.0) internal successors, (222), 3 states have internal predecessors, (222), 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) [2022-03-01 15:46:49,448 INFO L276 IsEmpty]: Start isEmpty. Operand 18839 states and 65809 transitions. [2022-03-01 15:46:49,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2022-03-01 15:46:49,492 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 15:46:49,492 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 15:46:49,511 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-01 15:46:49,707 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:46:49,707 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 15:46:49,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 15:46:49,708 INFO L85 PathProgramCache]: Analyzing trace with hash -1329272781, now seen corresponding path program 2 times [2022-03-01 15:46:49,708 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 15:46:49,708 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087921075] [2022-03-01 15:46:49,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:46:49,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 15:46:49,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:46:49,842 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-01 15:46:49,842 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 15:46:49,842 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087921075] [2022-03-01 15:46:49,842 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2087921075] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 15:46:49,842 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1026564970] [2022-03-01 15:46:49,842 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-01 15:46:49,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:46:49,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 15:46:49,844 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 15:46:49,845 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-01 15:46:49,995 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-01 15:46:49,995 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-01 15:46:49,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 540 conjuncts, 6 conjunts are in the unsatisfiable core [2022-03-01 15:46:50,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 15:46:50,314 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-01 15:46:50,314 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-01 15:46:50,315 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1026564970] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 15:46:50,315 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-01 15:46:50,315 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [11] total 12 [2022-03-01 15:46:50,315 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965193535] [2022-03-01 15:46:50,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 15:46:50,316 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-01 15:46:50,316 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 15:46:50,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-01 15:46:50,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2022-03-01 15:46:50,316 INFO L87 Difference]: Start difference. First operand 18839 states and 65809 transitions. Second operand has 3 states, 3 states have (on average 74.0) internal successors, (222), 3 states have internal predecessors, (222), 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) [2022-03-01 15:46:50,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 15:46:50,438 INFO L93 Difference]: Finished difference Result 17924 states and 61128 transitions. [2022-03-01 15:46:50,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-01 15:46:50,438 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 74.0) internal successors, (222), 3 states have internal predecessors, (222), 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) Word has length 231 [2022-03-01 15:46:50,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 15:46:50,490 INFO L225 Difference]: With dead ends: 17924 [2022-03-01 15:46:50,490 INFO L226 Difference]: Without dead ends: 17924 [2022-03-01 15:46:50,491 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 232 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2022-03-01 15:46:50,491 INFO L933 BasicCegarLoop]: 226 mSDtfsCounter, 10 mSDsluCounter, 211 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 15:46:50,491 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 428 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 15:46:50,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17924 states. [2022-03-01 15:46:50,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17924 to 17924. [2022-03-01 15:46:50,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17924 states, 17923 states have (on average 3.410589745020365) internal successors, (61128), 17923 states have internal predecessors, (61128), 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) [2022-03-01 15:46:50,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17924 states to 17924 states and 61128 transitions. [2022-03-01 15:46:50,922 INFO L78 Accepts]: Start accepts. Automaton has 17924 states and 61128 transitions. Word has length 231 [2022-03-01 15:46:50,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 15:46:50,923 INFO L470 AbstractCegarLoop]: Abstraction has 17924 states and 61128 transitions. [2022-03-01 15:46:50,923 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 74.0) internal successors, (222), 3 states have internal predecessors, (222), 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) [2022-03-01 15:46:50,923 INFO L276 IsEmpty]: Start isEmpty. Operand 17924 states and 61128 transitions. [2022-03-01 15:46:50,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2022-03-01 15:46:50,961 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 15:46:50,962 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 15:46:50,981 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-03-01 15:46:51,169 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:46:51,169 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 15:46:51,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 15:46:51,170 INFO L85 PathProgramCache]: Analyzing trace with hash 556550601, now seen corresponding path program 3 times [2022-03-01 15:46:51,170 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 15:46:51,170 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778719541] [2022-03-01 15:46:51,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:46:51,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 15:46:51,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:46:51,280 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-01 15:46:51,280 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 15:46:51,280 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778719541] [2022-03-01 15:46:51,280 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778719541] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 15:46:51,280 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [401536086] [2022-03-01 15:46:51,281 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-01 15:46:51,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:46:51,281 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 15:46:51,282 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 15:46:51,283 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-03-01 15:46:51,413 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-03-01 15:46:51,413 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-01 15:46:51,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 513 conjuncts, 11 conjunts are in the unsatisfiable core [2022-03-01 15:46:51,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 15:46:51,766 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-01 15:46:51,766 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-01 15:46:51,766 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [401536086] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 15:46:51,767 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-01 15:46:51,767 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [11] total 15 [2022-03-01 15:46:51,767 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162664701] [2022-03-01 15:46:51,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 15:46:51,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 15:46:51,767 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 15:46:51,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 15:46:51,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2022-03-01 15:46:51,768 INFO L87 Difference]: Start difference. First operand 17924 states and 61128 transitions. Second operand has 6 states, 6 states have (on average 37.0) internal successors, (222), 6 states have internal predecessors, (222), 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) [2022-03-01 15:46:51,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 15:46:51,965 INFO L93 Difference]: Finished difference Result 22179 states and 73418 transitions. [2022-03-01 15:46:51,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-01 15:46:51,965 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 37.0) internal successors, (222), 6 states have internal predecessors, (222), 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) Word has length 231 [2022-03-01 15:46:51,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 15:46:52,016 INFO L225 Difference]: With dead ends: 22179 [2022-03-01 15:46:52,017 INFO L226 Difference]: Without dead ends: 17930 [2022-03-01 15:46:52,017 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 245 GetRequests, 229 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2022-03-01 15:46:52,017 INFO L933 BasicCegarLoop]: 218 mSDtfsCounter, 423 mSDsluCounter, 609 mSDsCounter, 0 mSdLazyCounter, 116 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 423 SdHoareTripleChecker+Valid, 805 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 15:46:52,018 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [423 Valid, 805 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 15:46:52,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17930 states. [2022-03-01 15:46:52,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17930 to 17925. [2022-03-01 15:46:52,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17925 states, 17924 states have (on average 3.4104552555233205) internal successors, (61129), 17924 states have internal predecessors, (61129), 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) [2022-03-01 15:46:52,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17925 states to 17925 states and 61129 transitions. [2022-03-01 15:46:52,436 INFO L78 Accepts]: Start accepts. Automaton has 17925 states and 61129 transitions. Word has length 231 [2022-03-01 15:46:52,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 15:46:52,437 INFO L470 AbstractCegarLoop]: Abstraction has 17925 states and 61129 transitions. [2022-03-01 15:46:52,437 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 37.0) internal successors, (222), 6 states have internal predecessors, (222), 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) [2022-03-01 15:46:52,437 INFO L276 IsEmpty]: Start isEmpty. Operand 17925 states and 61129 transitions. [2022-03-01 15:46:52,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2022-03-01 15:46:52,472 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 15:46:52,472 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 15:46:52,489 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-03-01 15:46:52,672 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:46:52,673 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 15:46:52,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 15:46:52,673 INFO L85 PathProgramCache]: Analyzing trace with hash 1537004369, now seen corresponding path program 1 times [2022-03-01 15:46:52,673 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 15:46:52,673 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907789319] [2022-03-01 15:46:52,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:46:52,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 15:46:52,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:46:52,798 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-01 15:46:52,798 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 15:46:52,798 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907789319] [2022-03-01 15:46:52,798 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [907789319] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 15:46:52,798 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [942189991] [2022-03-01 15:46:52,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:46:52,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:46:52,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 15:46:52,800 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 15:46:52,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-03-01 15:46:52,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:46:52,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 553 conjuncts, 9 conjunts are in the unsatisfiable core [2022-03-01 15:46:52,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 15:46:53,284 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-03-01 15:46:53,284 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-01 15:46:53,284 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [942189991] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 15:46:53,284 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-01 15:46:53,285 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [12] total 16 [2022-03-01 15:46:53,285 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413058053] [2022-03-01 15:46:53,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 15:46:53,285 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 15:46:53,285 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 15:46:53,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 15:46:53,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=207, Unknown=0, NotChecked=0, Total=240 [2022-03-01 15:46:53,286 INFO L87 Difference]: Start difference. First operand 17925 states and 61129 transitions. Second operand has 6 states, 6 states have (on average 38.166666666666664) internal successors, (229), 6 states have internal predecessors, (229), 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) [2022-03-01 15:46:53,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 15:46:53,533 INFO L93 Difference]: Finished difference Result 24794 states and 81808 transitions. [2022-03-01 15:46:53,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-01 15:46:53,533 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 38.166666666666664) internal successors, (229), 6 states have internal predecessors, (229), 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) Word has length 238 [2022-03-01 15:46:53,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 15:46:53,586 INFO L225 Difference]: With dead ends: 24794 [2022-03-01 15:46:53,586 INFO L226 Difference]: Without dead ends: 17931 [2022-03-01 15:46:53,587 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 253 GetRequests, 235 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=57, Invalid=323, Unknown=0, NotChecked=0, Total=380 [2022-03-01 15:46:53,587 INFO L933 BasicCegarLoop]: 218 mSDtfsCounter, 113 mSDsluCounter, 617 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 802 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 15:46:53,587 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [113 Valid, 802 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 15:46:53,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17931 states. [2022-03-01 15:46:53,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17931 to 17926. [2022-03-01 15:46:53,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17926 states, 17925 states have (on average 3.410320781032078) internal successors, (61130), 17925 states have internal predecessors, (61130), 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) [2022-03-01 15:46:54,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17926 states to 17926 states and 61130 transitions. [2022-03-01 15:46:54,011 INFO L78 Accepts]: Start accepts. Automaton has 17926 states and 61130 transitions. Word has length 238 [2022-03-01 15:46:54,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 15:46:54,011 INFO L470 AbstractCegarLoop]: Abstraction has 17926 states and 61130 transitions. [2022-03-01 15:46:54,011 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 38.166666666666664) internal successors, (229), 6 states have internal predecessors, (229), 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) [2022-03-01 15:46:54,011 INFO L276 IsEmpty]: Start isEmpty. Operand 17926 states and 61130 transitions. [2022-03-01 15:46:54,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2022-03-01 15:46:54,050 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 15:46:54,050 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 15:46:54,068 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-03-01 15:46:54,250 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:46:54,251 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 15:46:54,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 15:46:54,251 INFO L85 PathProgramCache]: Analyzing trace with hash -865057442, now seen corresponding path program 1 times [2022-03-01 15:46:54,251 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 15:46:54,252 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477279764] [2022-03-01 15:46:54,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:46:54,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 15:46:54,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:46:54,385 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-03-01 15:46:54,385 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 15:46:54,386 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477279764] [2022-03-01 15:46:54,386 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [477279764] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 15:46:54,386 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2104701071] [2022-03-01 15:46:54,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:46:54,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:46:54,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 15:46:54,387 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 15:46:54,388 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-03-01 15:46:54,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:46:54,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 20 conjunts are in the unsatisfiable core [2022-03-01 15:46:54,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 15:46:55,236 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-03-01 15:46:55,236 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-01 15:46:55,267 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2022-03-01 15:46:56,168 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-03-01 15:46:56,168 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2104701071] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-01 15:46:56,168 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-01 15:46:56,168 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 29 [2022-03-01 15:46:56,168 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457213671] [2022-03-01 15:46:56,168 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-01 15:46:56,169 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-01 15:46:56,169 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 15:46:56,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-01 15:46:56,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=706, Unknown=0, NotChecked=0, Total=812 [2022-03-01 15:46:56,170 INFO L87 Difference]: Start difference. First operand 17926 states and 61130 transitions. Second operand has 29 states, 29 states have (on average 18.344827586206897) internal successors, (532), 29 states have internal predecessors, (532), 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) [2022-03-01 15:46:58,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 15:46:58,566 INFO L93 Difference]: Finished difference Result 46743 states and 159506 transitions. [2022-03-01 15:46:58,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-03-01 15:46:58,569 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 18.344827586206897) internal successors, (532), 29 states have internal predecessors, (532), 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) Word has length 245 [2022-03-01 15:46:58,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 15:46:58,657 INFO L225 Difference]: With dead ends: 46743 [2022-03-01 15:46:58,657 INFO L226 Difference]: Without dead ends: 26628 [2022-03-01 15:46:58,658 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 565 GetRequests, 473 SyntacticMatches, 0 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2300 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1479, Invalid=7263, Unknown=0, NotChecked=0, Total=8742 [2022-03-01 15:46:58,659 INFO L933 BasicCegarLoop]: 457 mSDtfsCounter, 2925 mSDsluCounter, 6237 mSDsCounter, 0 mSdLazyCounter, 1930 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2925 SdHoareTripleChecker+Valid, 6328 SdHoareTripleChecker+Invalid, 2093 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 1930 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 15:46:58,659 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2925 Valid, 6328 Invalid, 2093 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 1930 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 15:46:58,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26628 states. [2022-03-01 15:46:59,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26628 to 17945. [2022-03-01 15:46:59,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17945 states, 17944 states have (on average 3.3439589835042356) internal successors, (60004), 17944 states have internal predecessors, (60004), 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) [2022-03-01 15:46:59,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17945 states to 17945 states and 60004 transitions. [2022-03-01 15:46:59,146 INFO L78 Accepts]: Start accepts. Automaton has 17945 states and 60004 transitions. Word has length 245 [2022-03-01 15:46:59,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 15:46:59,146 INFO L470 AbstractCegarLoop]: Abstraction has 17945 states and 60004 transitions. [2022-03-01 15:46:59,147 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 18.344827586206897) internal successors, (532), 29 states have internal predecessors, (532), 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) [2022-03-01 15:46:59,147 INFO L276 IsEmpty]: Start isEmpty. Operand 17945 states and 60004 transitions. [2022-03-01 15:46:59,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2022-03-01 15:46:59,250 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 15:46:59,250 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 15:46:59,269 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-03-01 15:46:59,454 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:46:59,454 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 15:46:59,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 15:46:59,455 INFO L85 PathProgramCache]: Analyzing trace with hash 1313686392, now seen corresponding path program 2 times [2022-03-01 15:46:59,455 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 15:46:59,455 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898019722] [2022-03-01 15:46:59,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:46:59,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 15:46:59,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:46:59,645 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-03-01 15:46:59,645 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 15:46:59,645 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898019722] [2022-03-01 15:46:59,645 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [898019722] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 15:46:59,645 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [441205105] [2022-03-01 15:46:59,645 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-01 15:46:59,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:46:59,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 15:46:59,657 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 15:46:59,657 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-03-01 15:46:59,813 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-01 15:46:59,813 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-01 15:46:59,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 20 conjunts are in the unsatisfiable core [2022-03-01 15:46:59,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 15:47:00,372 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2022-03-01 15:47:00,445 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-03-01 15:47:00,445 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-01 15:47:00,525 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2022-03-01 15:47:01,190 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-03-01 15:47:01,191 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [441205105] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-01 15:47:01,191 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-01 15:47:01,191 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11, 11] total 30 [2022-03-01 15:47:01,191 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853753107] [2022-03-01 15:47:01,191 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-01 15:47:01,192 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-01 15:47:01,192 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 15:47:01,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-01 15:47:01,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=763, Unknown=0, NotChecked=0, Total=870 [2022-03-01 15:47:01,193 INFO L87 Difference]: Start difference. First operand 17945 states and 60004 transitions. Second operand has 30 states, 30 states have (on average 17.2) internal successors, (516), 30 states have internal predecessors, (516), 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) [2022-03-01 15:47:02,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 15:47:02,772 INFO L93 Difference]: Finished difference Result 17047 states and 54867 transitions. [2022-03-01 15:47:02,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-01 15:47:02,773 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 17.2) internal successors, (516), 30 states have internal predecessors, (516), 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) Word has length 245 [2022-03-01 15:47:02,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 15:47:02,773 INFO L225 Difference]: With dead ends: 17047 [2022-03-01 15:47:02,773 INFO L226 Difference]: Without dead ends: 0 [2022-03-01 15:47:02,774 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 550 GetRequests, 474 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1420 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=962, Invalid=5044, Unknown=0, NotChecked=0, Total=6006 [2022-03-01 15:47:02,775 INFO L933 BasicCegarLoop]: 290 mSDtfsCounter, 2080 mSDsluCounter, 3664 mSDsCounter, 0 mSdLazyCounter, 1122 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2080 SdHoareTripleChecker+Valid, 3823 SdHoareTripleChecker+Invalid, 1233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 1122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-01 15:47:02,775 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2080 Valid, 3823 Invalid, 1233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 1122 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-01 15:47:02,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-03-01 15:47:02,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-03-01 15:47:02,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2022-03-01 15:47:02,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-03-01 15:47:02,776 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 245 [2022-03-01 15:47:02,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 15:47:02,776 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-03-01 15:47:02,776 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 17.2) internal successors, (516), 30 states have internal predecessors, (516), 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) [2022-03-01 15:47:02,776 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-03-01 15:47:02,776 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-03-01 15:47:02,778 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2022-03-01 15:47:02,778 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2022-03-01 15:47:02,778 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2022-03-01 15:47:02,778 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2022-03-01 15:47:02,796 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-03-01 15:47:02,993 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-03-01 15:47:02,996 INFO L732 BasicCegarLoop]: Path program histogram: [3, 2, 2, 1, 1, 1, 1] [2022-03-01 15:47:02,997 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-01 15:47:02,997 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-01 15:47:03,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.03 03:47:03 BasicIcfg [2022-03-01 15:47:03,009 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-01 15:47:03,009 INFO L158 Benchmark]: Toolchain (without parser) took 24058.13ms. Allocated memory was 176.2MB in the beginning and 4.1GB in the end (delta: 3.9GB). Free memory was 125.3MB in the beginning and 3.4GB in the end (delta: -3.3GB). Peak memory consumption was 605.4MB. Max. memory is 8.0GB. [2022-03-01 15:47:03,010 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 176.2MB. Free memory is still 141.8MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-01 15:47:03,010 INFO L158 Benchmark]: CACSL2BoogieTranslator took 292.84ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 125.1MB in the beginning and 186.2MB in the end (delta: -61.1MB). Peak memory consumption was 10.1MB. Max. memory is 8.0GB. [2022-03-01 15:47:03,010 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.41ms. Allocated memory is still 211.8MB. Free memory was 186.2MB in the beginning and 183.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-01 15:47:03,010 INFO L158 Benchmark]: Boogie Preprocessor took 43.94ms. Allocated memory is still 211.8MB. Free memory was 183.6MB in the beginning and 181.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-01 15:47:03,010 INFO L158 Benchmark]: RCFGBuilder took 586.84ms. Allocated memory is still 211.8MB. Free memory was 181.5MB in the beginning and 146.9MB in the end (delta: 34.6MB). Peak memory consumption was 34.6MB. Max. memory is 8.0GB. [2022-03-01 15:47:03,010 INFO L158 Benchmark]: TraceAbstraction took 23074.09ms. Allocated memory was 211.8MB in the beginning and 4.1GB in the end (delta: 3.9GB). Free memory was 146.3MB in the beginning and 3.4GB in the end (delta: -3.3GB). Peak memory consumption was 591.2MB. Max. memory is 8.0GB. [2022-03-01 15:47:03,011 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 176.2MB. Free memory is still 141.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 292.84ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 125.1MB in the beginning and 186.2MB in the end (delta: -61.1MB). Peak memory consumption was 10.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 56.41ms. Allocated memory is still 211.8MB. Free memory was 186.2MB in the beginning and 183.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 43.94ms. Allocated memory is still 211.8MB. Free memory was 183.6MB in the beginning and 181.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 586.84ms. Allocated memory is still 211.8MB. Free memory was 181.5MB in the beginning and 146.9MB in the end (delta: 34.6MB). Peak memory consumption was 34.6MB. Max. memory is 8.0GB. * TraceAbstraction took 23074.09ms. Allocated memory was 211.8MB in the beginning and 4.1GB in the end (delta: 3.9GB). Free memory was 146.3MB in the beginning and 3.4GB in the end (delta: -3.3GB). Peak memory consumption was 591.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 156]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 301 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 22.9s, OverallIterations: 11, TraceHistogramMax: 2, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.6s, AutomataDifference: 6.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.4s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6113 SdHoareTripleChecker+Valid, 2.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6113 mSDsluCounter, 15720 SdHoareTripleChecker+Invalid, 1.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 13525 mSDsCounter, 286 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3732 IncrementalHoareTripleChecker+Invalid, 4018 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 286 mSolverCounterUnsat, 2871 mSDtfsCounter, 3732 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2800 GetRequests, 2548 SyntacticMatches, 0 SemanticMatches, 252 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3811 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=18839occurred in iteration=6, InterpolantAutomatonStates: 168, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.8s AutomataMinimizationTime, 11 MinimizatonAttempts, 10962 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 6.5s InterpolantComputationTime, 4340 NumberOfCodeBlocks, 4269 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 5032 ConstructedInterpolants, 0 QuantifiedInterpolants, 16517 SizeOfPredicates, 72 NumberOfNonLiveVariables, 4187 ConjunctsInSsa, 90 ConjunctsInUnsatCore, 22 InterpolantComputations, 8 PerfectInterpolantSequences, 232/257 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-03-01 15:47:03,037 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...