/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-Uncond-NoLbe-Random7777.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-races/race-3_2-container_of-global.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2ce48c3f3f8970e6bfb7f04ced506932607c57fe-2ce48c3 [2021-10-25 08:39:10,994 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-25 08:39:10,995 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-25 08:39:11,032 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-10-25 08:39:11,066 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-25 08:39:11,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-25 08:39:11,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-25 08:39:11,069 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-Uncond-NoLbe-Random7777.epf [2021-10-25 08:39:11,093 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-25 08:39:11,093 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-25 08:39:11,094 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-25 08:39:11,094 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-25 08:39:11,094 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-25 08:39:11,095 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-25 08:39:11,095 INFO L138 SettingsManager]: * Use SBE=true [2021-10-25 08:39:11,095 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-25 08:39:11,097 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-25 08:39:11,097 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-25 08:39:11,098 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-25 08:39:11,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-25 08:39:11,098 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-25 08:39:11,098 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-25 08:39:11,098 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-25 08:39:11,098 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-25 08:39:11,098 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-25 08:39:11,098 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-25 08:39:11,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-25 08:39:11,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-25 08:39:11,099 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-25 08:39:11,099 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-25 08:39:11,099 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-25 08:39:11,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-25 08:39:11,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-25 08:39:11,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-25 08:39:11,101 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-25 08:39:11,101 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-25 08:39:11,101 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-10-25 08:39:11,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-25 08:39:11,101 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-25 08:39:11,101 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-25 08:39:11,101 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-25 08:39:11,101 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-25 08:39:11,101 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-25 08:39:11,101 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-25 08:39:11,101 INFO L138 SettingsManager]: * Random seed used by POR DFS order=7777 [2021-10-25 08:39:11,102 INFO L138 SettingsManager]: * Use conditional POR in concurrent analysis=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-25 08:39:11,289 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-25 08:39:11,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-25 08:39:11,311 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-25 08:39:11,312 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-25 08:39:11,312 INFO L275 PluginConnector]: CDTParser initialized [2021-10-25 08:39:11,313 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-3_2-container_of-global.i [2021-10-25 08:39:11,351 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/194b5d1ab/5b4c4d4a741c4e438ae249f3aba2fa44/FLAG80d520d3c [2021-10-25 08:39:11,818 INFO L306 CDTParser]: Found 1 translation units. [2021-10-25 08:39:11,818 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-3_2-container_of-global.i [2021-10-25 08:39:11,835 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/194b5d1ab/5b4c4d4a741c4e438ae249f3aba2fa44/FLAG80d520d3c [2021-10-25 08:39:11,849 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/194b5d1ab/5b4c4d4a741c4e438ae249f3aba2fa44 [2021-10-25 08:39:11,851 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-25 08:39:11,852 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-25 08:39:11,853 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-25 08:39:11,853 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-25 08:39:11,855 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-25 08:39:11,856 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 08:39:11" (1/1) ... [2021-10-25 08:39:11,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6270fae1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:39:11, skipping insertion in model container [2021-10-25 08:39:11,857 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 08:39:11" (1/1) ... [2021-10-25 08:39:11,880 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-25 08:39:11,912 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-25 08:39:12,028 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-25 08:39:12,389 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-3_2-container_of-global.i[75009,75022] [2021-10-25 08:39:12,426 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-25 08:39:12,432 INFO L203 MainTranslator]: Completed pre-run [2021-10-25 08:39:12,440 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-25 08:39:12,469 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-3_2-container_of-global.i[75009,75022] [2021-10-25 08:39:12,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-25 08:39:12,552 INFO L208 MainTranslator]: Completed translation [2021-10-25 08:39:12,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:39:12 WrapperNode [2021-10-25 08:39:12,552 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-25 08:39:12,553 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-25 08:39:12,553 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-25 08:39:12,553 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-25 08:39:12,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:39:12" (1/1) ... [2021-10-25 08:39:12,589 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:39:12" (1/1) ... [2021-10-25 08:39:12,611 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-25 08:39:12,612 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-25 08:39:12,612 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-25 08:39:12,612 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-25 08:39:12,618 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:39:12" (1/1) ... [2021-10-25 08:39:12,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:39:12" (1/1) ... [2021-10-25 08:39:12,620 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:39:12" (1/1) ... [2021-10-25 08:39:12,621 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:39:12" (1/1) ... [2021-10-25 08:39:12,633 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:39:12" (1/1) ... [2021-10-25 08:39:12,635 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:39:12" (1/1) ... [2021-10-25 08:39:12,639 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:39:12" (1/1) ... [2021-10-25 08:39:12,643 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-25 08:39:12,644 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-25 08:39:12,649 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-25 08:39:12,649 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-25 08:39:12,650 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:39:12" (1/1) ... [2021-10-25 08:39:12,657 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-25 08:39:12,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 08:39:12,672 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) [2021-10-25 08:39:12,674 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 [2021-10-25 08:39:12,707 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-25 08:39:12,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-25 08:39:12,708 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-25 08:39:12,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-25 08:39:12,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-25 08:39:12,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-25 08:39:12,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-25 08:39:12,709 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2021-10-25 08:39:12,709 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2021-10-25 08:39:12,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-25 08:39:12,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-25 08:39:12,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-25 08:39:12,713 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-25 08:39:13,338 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-25 08:39:13,338 INFO L299 CfgBuilder]: Removed 24 assume(true) statements. [2021-10-25 08:39:13,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 08:39:13 BoogieIcfgContainer [2021-10-25 08:39:13,340 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-25 08:39:13,342 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-25 08:39:13,342 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-25 08:39:13,344 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-25 08:39:13,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 08:39:11" (1/3) ... [2021-10-25 08:39:13,345 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f2e56d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 08:39:13, skipping insertion in model container [2021-10-25 08:39:13,345 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:39:12" (2/3) ... [2021-10-25 08:39:13,345 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f2e56d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 08:39:13, skipping insertion in model container [2021-10-25 08:39:13,345 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 08:39:13" (3/3) ... [2021-10-25 08:39:13,347 INFO L111 eAbstractionObserver]: Analyzing ICFG race-3_2-container_of-global.i [2021-10-25 08:39:13,350 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-25 08:39:13,350 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-25 08:39:13,350 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-10-25 08:39:13,350 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-25 08:39:13,387 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,388 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,388 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,388 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,388 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,388 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,389 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,389 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,389 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,389 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,389 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,389 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,389 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,389 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,389 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,389 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,389 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,389 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,390 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,390 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,390 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,391 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,391 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,391 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,391 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,391 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,391 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,392 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,392 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,392 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,392 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,392 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,392 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,393 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,393 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,393 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,393 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,393 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,393 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,393 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,393 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,393 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,393 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,393 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,393 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,394 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,394 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,394 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,394 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,394 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,394 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,394 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,394 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,394 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,395 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,395 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,395 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,395 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,395 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,395 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,395 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,395 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,395 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,395 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,395 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,395 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,396 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,396 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,396 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,396 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,396 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,396 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,396 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,397 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,397 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,397 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,397 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,397 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,398 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,398 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,398 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,398 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,398 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,398 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,398 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,398 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,398 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,399 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,399 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,399 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,401 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,404 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,407 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,407 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,407 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,407 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,407 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,407 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,407 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,407 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,408 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,408 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,410 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,410 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,410 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,410 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,410 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,410 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,410 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,410 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,411 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,411 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:39:13,415 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-10-25 08:39:13,443 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-25 08:39:13,443 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 08:39:13,444 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-25 08:39:13,445 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-10-25 08:39:13,463 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-10-25 08:39:13,466 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, mConcurrency=PARTIAL_ORDER_FA, 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 [2021-10-25 08:39:13,467 INFO L340 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-10-25 08:39:20,913 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-10-25 08:39:20,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:39:20,917 INFO L82 PathProgramCache]: Analyzing trace with hash -313270681, now seen corresponding path program 1 times [2021-10-25 08:39:20,922 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:39:20,922 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595272872] [2021-10-25 08:39:20,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:39:20,923 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:39:21,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:39:21,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 08:39:21,195 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:39:21,196 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595272872] [2021-10-25 08:39:21,196 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1595272872] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-25 08:39:21,196 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-25 08:39:21,196 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-25 08:39:21,197 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702249273] [2021-10-25 08:39:21,201 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-25 08:39:21,201 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:39:21,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-25 08:39:21,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-25 08:39:21,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:21,211 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:39:21,212 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 44.5) internal successors, (89), 2 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 08:39:21,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:21,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:21,218 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-25 08:39:21,218 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-10-25 08:39:21,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:39:21,219 INFO L82 PathProgramCache]: Analyzing trace with hash 2071666643, now seen corresponding path program 1 times [2021-10-25 08:39:21,219 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:39:21,219 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054365872] [2021-10-25 08:39:21,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:39:21,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:39:21,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:39:21,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 08:39:21,342 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:39:21,342 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054365872] [2021-10-25 08:39:21,342 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054365872] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-25 08:39:21,342 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-25 08:39:21,342 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-25 08:39:21,342 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568288624] [2021-10-25 08:39:21,343 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-25 08:39:21,343 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:39:21,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-25 08:39:21,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-25 08:39:21,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:21,344 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:39:21,344 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 08:39:21,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:21,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:21,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:21,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 08:39:21,499 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-25 08:39:21,499 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-10-25 08:39:21,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:39:21,500 INFO L82 PathProgramCache]: Analyzing trace with hash 232729633, now seen corresponding path program 1 times [2021-10-25 08:39:21,501 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:39:21,501 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005504669] [2021-10-25 08:39:21,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:39:21,501 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:39:21,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:39:21,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 08:39:21,632 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:39:21,632 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005504669] [2021-10-25 08:39:21,632 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005504669] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-25 08:39:21,633 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-25 08:39:21,633 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-25 08:39:21,633 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293910096] [2021-10-25 08:39:21,633 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-25 08:39:21,633 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:39:21,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-25 08:39:21,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-25 08:39:21,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:21,634 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:39:21,635 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 5 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 08:39:21,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:21,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 08:39:21,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:24,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:24,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 08:39:24,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:39:24,846 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-25 08:39:24,846 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-10-25 08:39:24,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:39:24,847 INFO L82 PathProgramCache]: Analyzing trace with hash 943136617, now seen corresponding path program 1 times [2021-10-25 08:39:24,847 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:39:24,847 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484208733] [2021-10-25 08:39:24,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:39:24,847 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:39:24,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:39:25,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 08:39:25,818 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:39:25,818 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484208733] [2021-10-25 08:39:25,818 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [484208733] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-25 08:39:25,818 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-25 08:39:25,818 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2021-10-25 08:39:25,821 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578334000] [2021-10-25 08:39:25,823 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-10-25 08:39:25,824 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:39:25,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-10-25 08:39:25,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=438, Unknown=0, NotChecked=0, Total=506 [2021-10-25 08:39:25,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:25,826 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:39:25,826 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 4.565217391304348) internal successors, (105), 23 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 08:39:25,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:25,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 08:39:25,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:39:25,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:27,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:27,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 08:39:27,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:39:27,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 08:39:27,436 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-25 08:39:27,436 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-10-25 08:39:27,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:39:27,437 INFO L82 PathProgramCache]: Analyzing trace with hash -1839580855, now seen corresponding path program 1 times [2021-10-25 08:39:27,437 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:39:27,437 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127417] [2021-10-25 08:39:27,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:39:27,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:39:27,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:39:27,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 08:39:27,510 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:39:27,510 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127417] [2021-10-25 08:39:27,510 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [127417] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-25 08:39:27,510 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-25 08:39:27,510 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-25 08:39:27,510 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549725844] [2021-10-25 08:39:27,511 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-25 08:39:27,511 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:39:27,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-25 08:39:27,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-25 08:39:27,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:27,512 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:39:27,512 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.833333333333332) internal successors, (119), 6 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 08:39:27,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:27,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 08:39:27,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:39:27,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 08:39:27,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:27,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:27,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 08:39:27,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:39:27,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 08:39:27,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-25 08:39:27,621 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-25 08:39:27,622 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-10-25 08:39:27,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:39:27,622 INFO L82 PathProgramCache]: Analyzing trace with hash 1359880785, now seen corresponding path program 1 times [2021-10-25 08:39:27,622 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:39:27,622 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936623859] [2021-10-25 08:39:27,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:39:27,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:39:27,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:39:27,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 08:39:27,690 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:39:27,690 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936623859] [2021-10-25 08:39:27,691 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936623859] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-25 08:39:27,691 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-25 08:39:27,691 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-25 08:39:27,691 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190988637] [2021-10-25 08:39:27,691 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-25 08:39:27,691 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:39:27,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-25 08:39:27,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-25 08:39:27,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:27,692 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:39:27,692 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.833333333333332) internal successors, (125), 6 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 08:39:27,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:27,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 08:39:27,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:39:27,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 08:39:27,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-25 08:39:27,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:27,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:27,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 08:39:27,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:39:27,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 08:39:27,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-25 08:39:27,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 08:39:27,775 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-25 08:39:27,775 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-10-25 08:39:27,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:39:27,775 INFO L82 PathProgramCache]: Analyzing trace with hash 104314243, now seen corresponding path program 1 times [2021-10-25 08:39:27,775 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:39:27,775 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820426359] [2021-10-25 08:39:27,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:39:27,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:39:27,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:39:28,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 08:39:28,915 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:39:28,915 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820426359] [2021-10-25 08:39:28,915 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1820426359] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-25 08:39:28,915 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-25 08:39:28,915 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-10-25 08:39:28,915 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273877617] [2021-10-25 08:39:28,916 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2021-10-25 08:39:28,916 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:39:28,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-10-25 08:39:28,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=688, Unknown=0, NotChecked=0, Total=756 [2021-10-25 08:39:28,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:28,917 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:39:28,917 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 3.9642857142857144) internal successors, (111), 28 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 08:39:28,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:28,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 08:39:28,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:39:28,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 08:39:28,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-25 08:39:28,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 08:39:28,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:39,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:39,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 08:39:39,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:39:39,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 08:39:39,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-25 08:39:39,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 08:39:39,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-25 08:39:39,836 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-25 08:39:39,836 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-10-25 08:39:39,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:39:39,837 INFO L82 PathProgramCache]: Analyzing trace with hash -331765375, now seen corresponding path program 2 times [2021-10-25 08:39:39,837 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:39:39,837 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051504526] [2021-10-25 08:39:39,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:39:39,837 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:39:39,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:39:40,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 08:39:40,601 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:39:40,602 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051504526] [2021-10-25 08:39:40,602 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1051504526] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-25 08:39:40,602 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-25 08:39:40,602 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2021-10-25 08:39:40,602 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120397824] [2021-10-25 08:39:40,603 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-10-25 08:39:40,603 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:39:40,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-10-25 08:39:40,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=453, Unknown=0, NotChecked=0, Total=506 [2021-10-25 08:39:40,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:40,604 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:39:40,604 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 4.826086956521739) internal successors, (111), 23 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 08:39:40,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:40,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 08:39:40,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:39:40,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 08:39:40,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-25 08:39:40,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 08:39:40,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-25 08:39:40,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:44,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:44,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 08:39:44,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:39:44,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 08:39:44,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-25 08:39:44,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 08:39:44,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-25 08:39:44,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 08:39:44,088 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-25 08:39:44,088 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-10-25 08:39:44,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:39:44,089 INFO L82 PathProgramCache]: Analyzing trace with hash -950908793, now seen corresponding path program 3 times [2021-10-25 08:39:44,089 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:39:44,089 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613239910] [2021-10-25 08:39:44,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:39:44,089 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:39:44,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:39:45,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 08:39:45,003 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:39:45,003 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613239910] [2021-10-25 08:39:45,003 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613239910] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-25 08:39:45,004 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-25 08:39:45,004 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2021-10-25 08:39:45,004 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376022218] [2021-10-25 08:39:45,004 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2021-10-25 08:39:45,004 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:39:45,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-10-25 08:39:45,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=499, Unknown=0, NotChecked=0, Total=552 [2021-10-25 08:39:45,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:45,005 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:39:45,005 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 4.625) internal successors, (111), 24 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 08:39:45,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:45,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 08:39:45,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:39:45,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 08:39:45,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-25 08:39:45,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 08:39:45,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-25 08:39:45,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 08:39:45,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:51,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:39:51,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 08:39:51,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:39:51,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 08:39:51,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-25 08:39:51,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 08:39:51,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-25 08:39:51,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-25 08:39:51,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-10-25 08:39:51,043 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-25 08:39:51,044 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-10-25 08:39:51,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:39:51,044 INFO L82 PathProgramCache]: Analyzing trace with hash 1992071, now seen corresponding path program 4 times [2021-10-25 08:39:51,044 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:39:51,044 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336264799] [2021-10-25 08:39:51,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:39:51,044 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:39:51,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-25 08:39:51,092 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-25 08:39:51,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-25 08:39:51,168 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-25 08:39:51,168 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-25 08:39:51,168 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-10-25 08:39:51,170 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-25 08:39:51,170 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-25 08:39:51,170 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-10-25 08:39:51,170 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-10-25 08:39:51,172 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-25 08:39:51,172 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-25 08:39:51,172 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-25 08:39:51,172 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-25 08:39:51,179 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-25 08:39:51,179 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-25 08:39:51,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 08:39:51 BasicIcfg [2021-10-25 08:39:51,264 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-25 08:39:51,264 INFO L168 Benchmark]: Toolchain (without parser) took 39411.87 ms. Allocated memory was 185.6 MB in the beginning and 307.2 MB in the end (delta: 121.6 MB). Free memory was 127.5 MB in the beginning and 210.4 MB in the end (delta: -83.0 MB). Peak memory consumption was 39.1 MB. Max. memory is 8.0 GB. [2021-10-25 08:39:51,265 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 185.6 MB. Free memory is still 147.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-25 08:39:51,265 INFO L168 Benchmark]: CACSL2BoogieTranslator took 699.58 ms. Allocated memory was 185.6 MB in the beginning and 255.9 MB in the end (delta: 70.3 MB). Free memory was 127.3 MB in the beginning and 188.8 MB in the end (delta: -61.6 MB). Peak memory consumption was 10.4 MB. Max. memory is 8.0 GB. [2021-10-25 08:39:51,265 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.12 ms. Allocated memory is still 255.9 MB. Free memory was 188.8 MB in the beginning and 185.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-10-25 08:39:51,265 INFO L168 Benchmark]: Boogie Preprocessor took 31.17 ms. Allocated memory is still 255.9 MB. Free memory was 185.8 MB in the beginning and 183.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-25 08:39:51,265 INFO L168 Benchmark]: RCFGBuilder took 696.47 ms. Allocated memory is still 255.9 MB. Free memory was 183.2 MB in the beginning and 133.4 MB in the end (delta: 49.8 MB). Peak memory consumption was 50.3 MB. Max. memory is 8.0 GB. [2021-10-25 08:39:51,266 INFO L168 Benchmark]: TraceAbstraction took 37921.97 ms. Allocated memory was 255.9 MB in the beginning and 307.2 MB in the end (delta: 51.4 MB). Free memory was 132.9 MB in the beginning and 210.4 MB in the end (delta: -77.6 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-10-25 08:39:51,267 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 185.6 MB. Free memory is still 147.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 699.58 ms. Allocated memory was 185.6 MB in the beginning and 255.9 MB in the end (delta: 70.3 MB). Free memory was 127.3 MB in the beginning and 188.8 MB in the end (delta: -61.6 MB). Peak memory consumption was 10.4 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 58.12 ms. Allocated memory is still 255.9 MB. Free memory was 188.8 MB in the beginning and 185.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 31.17 ms. Allocated memory is still 255.9 MB. Free memory was 185.8 MB in the beginning and 183.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 696.47 ms. Allocated memory is still 255.9 MB. Free memory was 183.2 MB in the beginning and 133.4 MB in the end (delta: 49.8 MB). Peak memory consumption was 50.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 37921.97 ms. Allocated memory was 255.9 MB in the beginning and 307.2 MB in the end (delta: 51.4 MB). Free memory was 132.9 MB in the beginning and 210.4 MB in the end (delta: -77.6 MB). There was no memory consumed. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1845, positive: 1681, positive conditional: 625, positive unconditional: 1056, negative: 164, negative conditional: 119, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1770, positive: 1681, positive conditional: 0, positive unconditional: 1681, negative: 89, negative conditional: 0, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1104, positive: 1059, positive conditional: 0, positive unconditional: 1059, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1104, positive: 1059, positive conditional: 0, positive unconditional: 1059, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 19, unknown conditional: 0, unknown unconditional: 19] , SemanticIndependenceRelation.Query Time [ms]: [ total: 24156, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 446, negative conditional: 0, negative unconditional: 446, unknown: 23710, unknown conditional: 0, unknown unconditional: 23710] ], Cache Queries: [ total: 1770, positive: 622, positive conditional: 0, positive unconditional: 622, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 1104, unknown conditional: 0, unknown unconditional: 1104] , Statistics on independence cache: Total cache size (in pairs): 1104, Positive cache size: 1059, Positive conditional cache size: 0, Positive unconditional cache size: 1059, Negative cache size: 45, Negative conditional cache size: 0, Negative unconditional cache size: 45, Independence queries for same thread: 75 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 24219, Number of persistent set computation: 234, Number of trivial persistent sets: 151, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1845, positive: 1681, positive conditional: 625, positive unconditional: 1056, negative: 164, negative conditional: 119, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1770, positive: 1681, positive conditional: 0, positive unconditional: 1681, negative: 89, negative conditional: 0, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1104, positive: 1059, positive conditional: 0, positive unconditional: 1059, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1104, positive: 1059, positive conditional: 0, positive unconditional: 1059, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 19, unknown conditional: 0, unknown unconditional: 19] , SemanticIndependenceRelation.Query Time [ms]: [ total: 24156, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 446, negative conditional: 0, negative unconditional: 446, unknown: 23710, unknown conditional: 0, unknown unconditional: 23710] ], Cache Queries: [ total: 1770, positive: 622, positive conditional: 0, positive unconditional: 622, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 1104, unknown conditional: 0, unknown unconditional: 1104] , Statistics on independence cache: Total cache size (in pairs): 1104, Positive cache size: 1059, Positive conditional cache size: 0, Positive unconditional cache size: 1059, Negative cache size: 45, Negative conditional cache size: 0, Negative unconditional cache size: 45, Independence queries for same thread: 75 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 1675]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1676] 0 pthread_t t1,t2; VAL [t1={7:0}, t2={8:0}] [L1688] 0 struct device *my_dev; VAL [my_dev={0:0}, t1={7:0}, t2={8:0}] [L1727] 0 return 0; VAL [my_dev={0:0}, t1={7:0}, t2={8:0}] [L1733] 0 int ret = my_drv_init(); VAL [my_dev={0:0}, t1={7:0}, t2={8:0}] [L1734] COND TRUE 0 ret==0 VAL [my_dev={0:0}, t1={7:0}, t2={8:0}] [L1735] 0 int probe_ret; VAL [my_dev={0:0}, t1={7:0}, t2={8:0}] [L1736] 0 struct my_data data; VAL [my_dev={0:0}, t1={7:0}, t2={8:0}] [L1705] 0 data->shared.a = 0 VAL [my_dev={0:0}, t1={7:0}, t2={8:0}] [L1706] 0 data->shared.b = 0 VAL [my_dev={0:0}, t1={7:0}, t2={8:0}] [L1707] 0 data->shared.a VAL [my_dev={0:0}, t1={7:0}, t2={8:0}] [L1675] COND FALSE 0 !(!expression) VAL [my_dev={0:0}, t1={7:0}, t2={8:0}] [L1708] 0 data->shared.b VAL [my_dev={0:0}, t1={7:0}, t2={8:0}] [L1675] COND FALSE 0 !(!expression) VAL [my_dev={0:0}, t1={7:0}, t2={8:0}] [L1709] 0 int res = __VERIFIER_nondet_int(); VAL [my_dev={0:0}, t1={7:0}, t2={8:0}] [L1710] COND FALSE 0 !(\read(res)) VAL [my_dev={0:0}, t1={7:0}, t2={8:0}] [L1712] 0 my_dev = &data->dev VAL [my_dev={9:24}, t1={7:0}, t2={8:0}] [L1713] FCALL, FORK 0 pthread_create(&t1, ((void *)0), my_callback, ((void *)0)) VAL [arg={0:0}, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1690] 1 struct my_data *data; VAL [arg={0:0}, arg={0:0}, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1691] 1 const typeof( ((struct my_data *)0)->dev ) *__mptr = (my_dev); VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1691] 1 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (my_dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1693] 1 data->shared.a = 1 VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1696] EXPR 1 data->shared.b [L1696] 1 int lb = data->shared.b; [L1714] FCALL, FORK 0 pthread_create(&t2, ((void *)0), my_callback, ((void *)0)) VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1715] 0 return 0; VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1737] 0 probe_ret = my_drv_probe(&data) VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1738] COND TRUE 0 probe_ret==0 VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1721] 0 void *status; VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1722] 0 \read(t1) VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1690] 2 struct my_data *data; VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1691] 2 const typeof( ((struct my_data *)0)->dev ) *__mptr = (my_dev); VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1691] 2 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (my_dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1693] 2 data->shared.a = 1 VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1696] EXPR 2 data->shared.b [L1696] 2 int lb = data->shared.b; [L1699] 2 data->shared.b = lb + 1 VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1701] 2 return 0; VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1699] 1 data->shared.b = lb + 1 VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1701] 1 return 0; VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1722] FCALL, JOIN 1 pthread_join(t1, &status) VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1723] 0 \read(t2) VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1723] FCALL, JOIN 2 pthread_join(t2, &status) VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1740] 0 data.shared.a VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1675] COND FALSE 0 !(!expression) VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1741] 0 data.shared.b VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1675] COND TRUE 0 !expression VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1675] 0 reach_error() VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] - UnprovableResult [Line: 1675]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1675]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1675]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1675]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1675]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1713]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 1714]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 4 procedures, 164 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 37736.0ms, OverallIterations: 10, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.4ms, PartialOrderReductionTime: 33045.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 145, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 31.3ms SsaConstructionTime, 318.1ms SatisfiabilityAnalysisTime, 3985.4ms InterpolantComputationTime, 1011 NumberOfCodeBlocks, 1011 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 891 ConstructedInterpolants, 0 QuantifiedInterpolants, 9394 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-10-25 08:39:51,396 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-10-25 08:39:51,510 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...