/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Separate.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-ext/26_stack_cas.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-bc79526 [2022-01-18 08:45:25,007 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-18 08:45:25,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-18 08:45:25,069 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-01-18 08:45:25,081 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-18 08:45:25,082 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-18 08:45:25,082 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-18 08:45:25,083 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-18 08:45:25,083 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-18 08:45:25,084 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-18 08:45:25,085 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-18 08:45:25,086 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-18 08:45:25,086 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-18 08:45:25,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-18 08:45:25,092 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-18 08:45:25,093 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-18 08:45:25,100 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-18 08:45:25,104 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-18 08:45:25,104 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-18 08:45:25,105 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-18 08:45:25,109 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Separate.epf [2022-01-18 08:45:25,128 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-18 08:45:25,129 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-18 08:45:25,129 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-18 08:45:25,129 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-18 08:45:25,129 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-18 08:45:25,129 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-18 08:45:25,130 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-18 08:45:25,130 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-18 08:45:25,130 INFO L138 SettingsManager]: * Use SBE=true [2022-01-18 08:45:25,130 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-18 08:45:25,130 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-18 08:45:25,130 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-18 08:45:25,130 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-18 08:45:25,130 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-18 08:45:25,130 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-18 08:45:25,130 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-18 08:45:25,130 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-18 08:45:25,131 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-18 08:45:25,131 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-18 08:45:25,131 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-18 08:45:25,131 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-18 08:45:25,133 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-18 08:45:25,133 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-18 08:45:25,133 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-18 08:45:25,133 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-18 08:45:25,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-18 08:45:25,133 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-18 08:45:25,133 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-18 08:45:25,134 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-18 08:45:25,134 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-18 08:45:25,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-18 08:45:25,134 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-18 08:45:25,134 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-18 08:45:25,135 INFO L138 SettingsManager]: * Check the insufficient thread errors last=true [2022-01-18 08:45:25,135 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-18 08:45:25,282 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-18 08:45:25,294 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-18 08:45:25,296 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-18 08:45:25,296 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-18 08:45:25,297 INFO L275 PluginConnector]: CDTParser initialized [2022-01-18 08:45:25,297 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/26_stack_cas.i [2022-01-18 08:45:25,332 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4296fca5/fe4983a80f744b4fb4708360a8b2157b/FLAG45e646ac4 [2022-01-18 08:45:25,714 INFO L306 CDTParser]: Found 1 translation units. [2022-01-18 08:45:25,714 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/26_stack_cas.i [2022-01-18 08:45:25,721 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4296fca5/fe4983a80f744b4fb4708360a8b2157b/FLAG45e646ac4 [2022-01-18 08:45:25,730 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4296fca5/fe4983a80f744b4fb4708360a8b2157b [2022-01-18 08:45:25,731 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-18 08:45:25,732 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-18 08:45:25,733 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-18 08:45:25,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-18 08:45:25,735 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-18 08:45:25,736 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.01 08:45:25" (1/1) ... [2022-01-18 08:45:25,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c77859a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 08:45:25, skipping insertion in model container [2022-01-18 08:45:25,737 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.01 08:45:25" (1/1) ... [2022-01-18 08:45:25,741 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-18 08:45:25,760 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-18 08:45:25,964 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/26_stack_cas.i[31152,31165] [2022-01-18 08:45:25,970 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-18 08:45:25,975 INFO L203 MainTranslator]: Completed pre-run [2022-01-18 08:45:26,000 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/26_stack_cas.i[31152,31165] [2022-01-18 08:45:26,002 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-18 08:45:26,024 INFO L208 MainTranslator]: Completed translation [2022-01-18 08:45:26,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 08:45:26 WrapperNode [2022-01-18 08:45:26,025 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-18 08:45:26,026 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-18 08:45:26,026 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-18 08:45:26,026 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-18 08:45:26,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 08:45:26" (1/1) ... [2022-01-18 08:45:26,039 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 08:45:26" (1/1) ... [2022-01-18 08:45:26,057 INFO L137 Inliner]: procedures = 177, calls = 47, calls flagged for inlining = 16, calls inlined = 19, statements flattened = 187 [2022-01-18 08:45:26,057 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-18 08:45:26,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-18 08:45:26,058 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-18 08:45:26,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-18 08:45:26,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 08:45:26" (1/1) ... [2022-01-18 08:45:26,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 08:45:26" (1/1) ... [2022-01-18 08:45:26,066 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 08:45:26" (1/1) ... [2022-01-18 08:45:26,066 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 08:45:26" (1/1) ... [2022-01-18 08:45:26,070 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 08:45:26" (1/1) ... [2022-01-18 08:45:26,073 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 08:45:26" (1/1) ... [2022-01-18 08:45:26,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 08:45:26" (1/1) ... [2022-01-18 08:45:26,076 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-18 08:45:26,077 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-18 08:45:26,077 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-18 08:45:26,077 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-18 08:45:26,078 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 08:45:26" (1/1) ... [2022-01-18 08:45:26,095 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-18 08:45:26,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 08:45:26,111 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-18 08:45:26,133 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-18 08:45:26,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-18 08:45:26,138 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-01-18 08:45:26,138 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-01-18 08:45:26,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-18 08:45:26,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-18 08:45:26,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-18 08:45:26,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-18 08:45:26,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-18 08:45:26,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-18 08:45:26,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-18 08:45:26,140 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-01-18 08:45:26,210 INFO L234 CfgBuilder]: Building ICFG [2022-01-18 08:45:26,211 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-18 08:45:26,417 INFO L275 CfgBuilder]: Performing block encoding [2022-01-18 08:45:26,520 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-18 08:45:26,520 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-01-18 08:45:26,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 08:45:26 BoogieIcfgContainer [2022-01-18 08:45:26,522 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-18 08:45:26,523 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-18 08:45:26,523 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-18 08:45:26,525 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-18 08:45:26,527 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.01 08:45:25" (1/3) ... [2022-01-18 08:45:26,528 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@743e56d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.01 08:45:26, skipping insertion in model container [2022-01-18 08:45:26,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 08:45:26" (2/3) ... [2022-01-18 08:45:26,528 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@743e56d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.01 08:45:26, skipping insertion in model container [2022-01-18 08:45:26,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 08:45:26" (3/3) ... [2022-01-18 08:45:26,529 INFO L111 eAbstractionObserver]: Analyzing ICFG 26_stack_cas.i [2022-01-18 08:45:26,532 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-01-18 08:45:26,532 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-18 08:45:26,533 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-18 08:45:26,533 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-18 08:45:26,605 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,605 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,606 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,606 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,606 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,606 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,606 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,606 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,606 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,607 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,607 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,607 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,607 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,607 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,607 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,607 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,607 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,607 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,607 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,608 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,608 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,608 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,608 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,608 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,608 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,608 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,609 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,609 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,609 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,609 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,609 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,609 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,609 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,610 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,610 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,610 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,610 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,610 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,610 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,610 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,610 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,610 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,610 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,611 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,611 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,611 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,611 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,611 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,611 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,611 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,612 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,612 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,612 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,612 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,612 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,612 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,612 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,612 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,612 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,613 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,613 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,613 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,613 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,613 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,613 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,613 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,613 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,614 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,614 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,614 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,614 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,614 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,615 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,615 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,615 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,615 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,615 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,615 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,615 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,615 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,616 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,616 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,616 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,616 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,616 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,616 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,616 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,616 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,616 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,616 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,616 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,617 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,617 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,617 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,617 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,617 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,617 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,617 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,617 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,617 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,617 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,618 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,618 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,618 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,618 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,618 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,618 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,618 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,619 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,619 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,626 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,627 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,627 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,627 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,627 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,628 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,628 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,628 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,628 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,628 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,628 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,628 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,628 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,628 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,629 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,629 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,629 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,629 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,629 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,629 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,629 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,629 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,630 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,630 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,630 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,630 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,630 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,630 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,630 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,631 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,631 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,631 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,631 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,631 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,631 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,631 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,631 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,632 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,632 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,632 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,632 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,632 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,632 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,632 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,632 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,633 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,633 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,633 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,633 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,633 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,633 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,633 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,633 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,633 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,633 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,634 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,634 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,634 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,634 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,634 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,634 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,634 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,634 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,635 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,635 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,635 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,635 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,635 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,635 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,636 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,636 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,636 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,636 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,636 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,636 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,636 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,636 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,636 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,637 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,637 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,637 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,638 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,638 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,638 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,639 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,639 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,639 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,639 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,639 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,639 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,639 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,639 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,640 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,640 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,640 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,640 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,640 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,640 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,640 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,640 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,640 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,640 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,641 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,641 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,641 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,641 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,641 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,642 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,642 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,642 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,642 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,642 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,642 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,642 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,643 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,643 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,643 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,643 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,643 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,643 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,643 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,643 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,643 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,643 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,643 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,643 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,644 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,644 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,644 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,644 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,644 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,644 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,644 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,645 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,645 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,645 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,645 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,645 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,645 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,645 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,645 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,645 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,645 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,645 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,645 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,646 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,646 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,646 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,646 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,646 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,646 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,646 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,646 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,647 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,647 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,647 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,647 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,647 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,647 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,647 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#in~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,647 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,647 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,647 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,647 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,647 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~short11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,649 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,649 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,649 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,649 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#in~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,649 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,649 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,649 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,649 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,649 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~short11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,650 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,650 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,650 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,650 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#in~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,650 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,650 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,651 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,651 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,651 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~short11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,652 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,652 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,652 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,652 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#in~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,652 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,652 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,652 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,652 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,652 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~short11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,653 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,653 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,653 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,654 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,654 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,654 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,654 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,654 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,654 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,654 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,654 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,654 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,654 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,655 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,655 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,655 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,657 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,657 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,657 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,657 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,658 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,658 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,658 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,658 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,658 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,658 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,658 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,658 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,658 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#in~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,658 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,659 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,659 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,659 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,659 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,659 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,659 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,659 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,659 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,659 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,659 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~short11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,660 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,660 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,660 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,660 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,660 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,660 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,660 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,660 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,660 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,661 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,661 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,661 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,661 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,661 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,661 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,661 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,661 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,661 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,661 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,662 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,662 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,662 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,662 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,662 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,662 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,662 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,662 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,662 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:45:26,663 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-01-18 08:45:26,692 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-18 08:45:26,696 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, 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 [2022-01-18 08:45:26,697 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-01-18 08:45:26,704 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 117 places, 124 transitions, 253 flow [2022-01-18 08:45:26,756 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1059 states, 1056 states have (on average 2.065340909090909) internal successors, (2181), 1058 states have internal predecessors, (2181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:26,761 INFO L276 IsEmpty]: Start isEmpty. Operand has 1059 states, 1056 states have (on average 2.065340909090909) internal successors, (2181), 1058 states have internal predecessors, (2181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:26,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-01-18 08:45:26,777 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 08:45:26,778 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 08:45:26,778 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-18 08:45:26,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 08:45:26,782 INFO L85 PathProgramCache]: Analyzing trace with hash -1609378761, now seen corresponding path program 1 times [2022-01-18 08:45:26,787 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 08:45:26,788 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289879167] [2022-01-18 08:45:26,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 08:45:26,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 08:45:26,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 08:45:26,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 08:45:26,986 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 08:45:26,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289879167] [2022-01-18 08:45:26,986 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289879167] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 08:45:26,986 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 08:45:26,986 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-18 08:45:26,987 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708560948] [2022-01-18 08:45:26,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 08:45:26,990 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-18 08:45:26,991 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 08:45:27,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-18 08:45:27,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 08:45:27,022 INFO L87 Difference]: Start difference. First operand has 1059 states, 1056 states have (on average 2.065340909090909) internal successors, (2181), 1058 states have internal predecessors, (2181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:27,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 08:45:27,065 INFO L93 Difference]: Finished difference Result 754 states and 1419 transitions. [2022-01-18 08:45:27,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-18 08:45:27,067 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 77 [2022-01-18 08:45:27,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 08:45:27,077 INFO L225 Difference]: With dead ends: 754 [2022-01-18 08:45:27,077 INFO L226 Difference]: Without dead ends: 726 [2022-01-18 08:45:27,078 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 08:45:27,080 INFO L933 BasicCegarLoop]: 98 mSDtfsCounter, 14 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 159 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 08:45:27,081 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 159 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 08:45:27,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 726 states. [2022-01-18 08:45:27,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 726 to 710. [2022-01-18 08:45:27,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 710 states, 709 states have (on average 1.8857545839210155) internal successors, (1337), 709 states have internal predecessors, (1337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:27,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 710 states and 1337 transitions. [2022-01-18 08:45:27,130 INFO L78 Accepts]: Start accepts. Automaton has 710 states and 1337 transitions. Word has length 77 [2022-01-18 08:45:27,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 08:45:27,130 INFO L470 AbstractCegarLoop]: Abstraction has 710 states and 1337 transitions. [2022-01-18 08:45:27,130 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:27,131 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1337 transitions. [2022-01-18 08:45:27,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-01-18 08:45:27,132 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 08:45:27,133 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 08:45:27,133 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-18 08:45:27,133 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-18 08:45:27,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 08:45:27,134 INFO L85 PathProgramCache]: Analyzing trace with hash 1313509467, now seen corresponding path program 1 times [2022-01-18 08:45:27,134 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 08:45:27,134 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450625071] [2022-01-18 08:45:27,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 08:45:27,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 08:45:27,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 08:45:27,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 08:45:27,190 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 08:45:27,190 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450625071] [2022-01-18 08:45:27,190 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [450625071] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 08:45:27,191 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 08:45:27,191 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-18 08:45:27,191 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095416925] [2022-01-18 08:45:27,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 08:45:27,192 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-18 08:45:27,192 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 08:45:27,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-18 08:45:27,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-18 08:45:27,193 INFO L87 Difference]: Start difference. First operand 710 states and 1337 transitions. Second operand has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:27,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 08:45:27,226 INFO L93 Difference]: Finished difference Result 710 states and 1329 transitions. [2022-01-18 08:45:27,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-18 08:45:27,227 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 78 [2022-01-18 08:45:27,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 08:45:27,229 INFO L225 Difference]: With dead ends: 710 [2022-01-18 08:45:27,229 INFO L226 Difference]: Without dead ends: 710 [2022-01-18 08:45:27,229 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-18 08:45:27,230 INFO L933 BasicCegarLoop]: 99 mSDtfsCounter, 90 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 213 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 08:45:27,231 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [90 Valid, 213 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 08:45:27,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 710 states. [2022-01-18 08:45:27,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 710 to 710. [2022-01-18 08:45:27,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 710 states, 709 states have (on average 1.8744710860366713) internal successors, (1329), 709 states have internal predecessors, (1329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:27,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 710 states and 1329 transitions. [2022-01-18 08:45:27,248 INFO L78 Accepts]: Start accepts. Automaton has 710 states and 1329 transitions. Word has length 78 [2022-01-18 08:45:27,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 08:45:27,249 INFO L470 AbstractCegarLoop]: Abstraction has 710 states and 1329 transitions. [2022-01-18 08:45:27,249 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:27,249 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1329 transitions. [2022-01-18 08:45:27,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-01-18 08:45:27,256 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 08:45:27,256 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 08:45:27,257 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-18 08:45:27,257 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-18 08:45:27,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 08:45:27,257 INFO L85 PathProgramCache]: Analyzing trace with hash 909134527, now seen corresponding path program 1 times [2022-01-18 08:45:27,258 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 08:45:27,258 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690942738] [2022-01-18 08:45:27,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 08:45:27,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 08:45:27,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 08:45:27,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 08:45:27,348 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 08:45:27,348 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1690942738] [2022-01-18 08:45:27,348 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1690942738] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 08:45:27,348 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 08:45:27,348 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-18 08:45:27,348 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149321344] [2022-01-18 08:45:27,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 08:45:27,349 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-18 08:45:27,349 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 08:45:27,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-18 08:45:27,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-01-18 08:45:27,350 INFO L87 Difference]: Start difference. First operand 710 states and 1329 transitions. Second operand has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:27,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 08:45:27,451 INFO L93 Difference]: Finished difference Result 1062 states and 1997 transitions. [2022-01-18 08:45:27,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-18 08:45:27,451 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2022-01-18 08:45:27,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 08:45:27,455 INFO L225 Difference]: With dead ends: 1062 [2022-01-18 08:45:27,455 INFO L226 Difference]: Without dead ends: 1062 [2022-01-18 08:45:27,455 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2022-01-18 08:45:27,456 INFO L933 BasicCegarLoop]: 127 mSDtfsCounter, 154 mSDsluCounter, 526 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 618 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 08:45:27,456 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [154 Valid, 618 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 08:45:27,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1062 states. [2022-01-18 08:45:27,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1062 to 790. [2022-01-18 08:45:27,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 790 states, 789 states have (on average 1.8745247148288973) internal successors, (1479), 789 states have internal predecessors, (1479), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:27,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 790 states and 1479 transitions. [2022-01-18 08:45:27,475 INFO L78 Accepts]: Start accepts. Automaton has 790 states and 1479 transitions. Word has length 82 [2022-01-18 08:45:27,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 08:45:27,475 INFO L470 AbstractCegarLoop]: Abstraction has 790 states and 1479 transitions. [2022-01-18 08:45:27,476 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:27,476 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1479 transitions. [2022-01-18 08:45:27,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-01-18 08:45:27,477 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 08:45:27,478 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 08:45:27,478 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-18 08:45:27,478 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-18 08:45:27,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 08:45:27,479 INFO L85 PathProgramCache]: Analyzing trace with hash -1618351640, now seen corresponding path program 1 times [2022-01-18 08:45:27,479 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 08:45:27,479 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458123259] [2022-01-18 08:45:27,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 08:45:27,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 08:45:27,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 08:45:27,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 08:45:27,988 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 08:45:27,989 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458123259] [2022-01-18 08:45:27,989 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [458123259] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 08:45:27,989 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 08:45:27,989 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-01-18 08:45:27,990 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741055321] [2022-01-18 08:45:27,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 08:45:27,991 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-01-18 08:45:27,991 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 08:45:27,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-01-18 08:45:27,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2022-01-18 08:45:27,992 INFO L87 Difference]: Start difference. First operand 790 states and 1479 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:28,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 08:45:28,543 INFO L93 Difference]: Finished difference Result 1180 states and 2220 transitions. [2022-01-18 08:45:28,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-01-18 08:45:28,544 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-01-18 08:45:28,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 08:45:28,549 INFO L225 Difference]: With dead ends: 1180 [2022-01-18 08:45:28,549 INFO L226 Difference]: Without dead ends: 1180 [2022-01-18 08:45:28,552 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 230 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=213, Invalid=977, Unknown=0, NotChecked=0, Total=1190 [2022-01-18 08:45:28,557 INFO L933 BasicCegarLoop]: 177 mSDtfsCounter, 357 mSDsluCounter, 1801 mSDsCounter, 0 mSdLazyCounter, 707 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 357 SdHoareTripleChecker+Valid, 1953 SdHoareTripleChecker+Invalid, 716 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 707 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-01-18 08:45:28,558 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [357 Valid, 1953 Invalid, 716 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 707 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-01-18 08:45:28,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1180 states. [2022-01-18 08:45:28,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1180 to 962. [2022-01-18 08:45:28,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 962 states, 961 states have (on average 1.8803329864724245) internal successors, (1807), 961 states have internal predecessors, (1807), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:28,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 962 states and 1807 transitions. [2022-01-18 08:45:28,579 INFO L78 Accepts]: Start accepts. Automaton has 962 states and 1807 transitions. Word has length 92 [2022-01-18 08:45:28,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 08:45:28,580 INFO L470 AbstractCegarLoop]: Abstraction has 962 states and 1807 transitions. [2022-01-18 08:45:28,581 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:28,581 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1807 transitions. [2022-01-18 08:45:28,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-01-18 08:45:28,582 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 08:45:28,582 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 08:45:28,583 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-18 08:45:28,583 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-18 08:45:28,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 08:45:28,585 INFO L85 PathProgramCache]: Analyzing trace with hash -1466953682, now seen corresponding path program 1 times [2022-01-18 08:45:28,586 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 08:45:28,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494698476] [2022-01-18 08:45:28,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 08:45:28,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 08:45:28,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 08:45:28,882 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-01-18 08:45:28,882 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 08:45:28,882 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494698476] [2022-01-18 08:45:28,882 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1494698476] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-18 08:45:28,882 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1453521961] [2022-01-18 08:45:28,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 08:45:28,883 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 08:45:28,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 08:45:28,884 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-18 08:45:28,885 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-01-18 08:45:28,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 08:45:28,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 74 conjunts are in the unsatisfiable core [2022-01-18 08:45:29,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-18 08:45:29,350 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-01-18 08:45:29,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-01-18 08:45:29,471 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-01-18 08:45:29,743 INFO L353 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-01-18 08:45:29,743 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 30 [2022-01-18 08:45:29,862 INFO L353 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-01-18 08:45:29,862 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 25 treesize of output 34 [2022-01-18 08:45:30,087 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-01-18 08:45:30,088 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 20 [2022-01-18 08:45:30,201 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 17 [2022-01-18 08:45:30,207 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 17 [2022-01-18 08:45:30,210 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-01-18 08:45:30,353 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 08:45:30,354 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-18 08:45:30,406 INFO L353 Elim1Store]: treesize reduction 10, result has 73.0 percent of original size [2022-01-18 08:45:30,406 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 52 [2022-01-18 08:45:30,418 INFO L353 Elim1Store]: treesize reduction 10, result has 64.3 percent of original size [2022-01-18 08:45:30,418 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 47 [2022-01-18 08:45:30,434 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-01-18 08:45:30,459 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-01-18 08:45:30,466 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-18 08:45:30,467 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 13 [2022-01-18 08:45:30,472 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2022-01-18 08:45:30,481 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 17 [2022-01-18 08:45:30,734 WARN L838 $PredicateComparison]: unable to prove that (and (not (= |c_~#top~0.base| |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base|)) (not (= c_~next_alloc_idx~0 0)) (forall ((v_ArrVal_137 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_~#m~0.base| v_ArrVal_137) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) is different from false [2022-01-18 08:45:31,168 WARN L838 $PredicateComparison]: unable to prove that (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| Int) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base_10| Int) (v_ArrVal_135 (Array Int Int))) (or (not (= (- 1) (select (select (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base_10| v_ArrVal_135) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) 0))) (< |v_thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base_10| |c_~#m2~0.base|) (and (forall ((v_ArrVal_137 (Array Int Int))) (= (select (select (store (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base_10| v_ArrVal_135) |c_~#m~0.base| v_ArrVal_137) |c_~#top~0.base|) |c_~#top~0.offset|) 0)) (not (= |c_~#top~0.base| |thr1Thread1of1ForFork0_push_~#casret~0#1.base|)) (not (= c_~next_alloc_idx~0 0))))) is different from false [2022-01-18 08:45:31,622 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-18 08:45:31,622 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 42 [2022-01-18 08:45:31,631 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-18 08:45:31,631 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 156 treesize of output 151 [2022-01-18 08:45:31,641 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-18 08:45:31,642 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 151 treesize of output 153 [2022-01-18 08:45:31,649 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 87 [2022-01-18 08:45:32,086 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 3 not checked. [2022-01-18 08:45:32,086 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1453521961] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-18 08:45:32,086 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-18 08:45:32,086 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 21, 17] total 49 [2022-01-18 08:45:32,087 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866334882] [2022-01-18 08:45:32,087 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-18 08:45:32,087 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2022-01-18 08:45:32,087 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 08:45:32,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2022-01-18 08:45:32,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=225, Invalid=2029, Unknown=10, NotChecked=186, Total=2450 [2022-01-18 08:45:32,088 INFO L87 Difference]: Start difference. First operand 962 states and 1807 transitions. Second operand has 50 states, 49 states have (on average 5.530612244897959) internal successors, (271), 50 states have internal predecessors, (271), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:32,148 WARN L838 $PredicateComparison]: unable to prove that (and (= |c_~#top~0.offset| 0) (= c_~next_alloc_idx~0 1) (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) 0) (= 4 |c_~#top~0.base|) (<= 5 |c_~#m2~0.base|) (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| Int) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base_10| Int) (v_ArrVal_135 (Array Int Int))) (or (not (= (- 1) (select (select (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base_10| v_ArrVal_135) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) 0))) (< |v_thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base_10| |c_~#m2~0.base|) (and (forall ((v_ArrVal_137 (Array Int Int))) (= (select (select (store (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base_10| v_ArrVal_135) |c_~#m~0.base| v_ArrVal_137) |c_~#top~0.base|) |c_~#top~0.offset|) 0)) (not (= |c_~#top~0.base| |thr1Thread1of1ForFork0_push_~#casret~0#1.base|)) (not (= c_~next_alloc_idx~0 0))))) (= |c_~#m~0.base| 3)) is different from false [2022-01-18 08:45:35,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 08:45:35,050 INFO L93 Difference]: Finished difference Result 5067 states and 9509 transitions. [2022-01-18 08:45:35,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2022-01-18 08:45:35,050 INFO L78 Accepts]: Start accepts. Automaton has has 50 states, 49 states have (on average 5.530612244897959) internal successors, (271), 50 states have internal predecessors, (271), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-01-18 08:45:35,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 08:45:35,067 INFO L225 Difference]: With dead ends: 5067 [2022-01-18 08:45:35,067 INFO L226 Difference]: Without dead ends: 5067 [2022-01-18 08:45:35,071 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 291 GetRequests, 167 SyntacticMatches, 4 SemanticMatches, 120 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 4992 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=1638, Invalid=12405, Unknown=11, NotChecked=708, Total=14762 [2022-01-18 08:45:35,072 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 3091 mSDsluCounter, 5960 mSDsCounter, 0 mSdLazyCounter, 2171 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3091 SdHoareTripleChecker+Valid, 6260 SdHoareTripleChecker+Invalid, 4416 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 2171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 2051 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-01-18 08:45:35,072 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3091 Valid, 6260 Invalid, 4416 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 2171 Invalid, 0 Unknown, 2051 Unchecked, 0.9s Time] [2022-01-18 08:45:35,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5067 states. [2022-01-18 08:45:35,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5067 to 1240. [2022-01-18 08:45:35,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1240 states, 1239 states have (on average 1.8555286521388217) internal successors, (2299), 1239 states have internal predecessors, (2299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:35,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 1240 states and 2299 transitions. [2022-01-18 08:45:35,111 INFO L78 Accepts]: Start accepts. Automaton has 1240 states and 2299 transitions. Word has length 98 [2022-01-18 08:45:35,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 08:45:35,111 INFO L470 AbstractCegarLoop]: Abstraction has 1240 states and 2299 transitions. [2022-01-18 08:45:35,112 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 49 states have (on average 5.530612244897959) internal successors, (271), 50 states have internal predecessors, (271), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:35,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 2299 transitions. [2022-01-18 08:45:35,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-01-18 08:45:35,113 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 08:45:35,113 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 08:45:35,134 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-01-18 08:45:35,334 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 08:45:35,334 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-18 08:45:35,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 08:45:35,335 INFO L85 PathProgramCache]: Analyzing trace with hash 1520020298, now seen corresponding path program 2 times [2022-01-18 08:45:35,335 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 08:45:35,335 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089097943] [2022-01-18 08:45:35,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 08:45:35,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 08:45:35,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 08:45:35,691 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-01-18 08:45:35,692 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 08:45:35,692 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089097943] [2022-01-18 08:45:35,692 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089097943] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-18 08:45:35,692 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1022130730] [2022-01-18 08:45:35,692 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-01-18 08:45:35,692 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 08:45:35,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 08:45:35,693 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-18 08:45:35,694 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-01-18 08:45:35,782 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-01-18 08:45:35,782 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-18 08:45:35,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 60 conjunts are in the unsatisfiable core [2022-01-18 08:45:35,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-18 08:45:35,903 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-01-18 08:45:35,903 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-01-18 08:45:36,554 INFO L353 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-01-18 08:45:36,555 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-01-18 08:45:36,582 INFO L353 Elim1Store]: treesize reduction 30, result has 43.4 percent of original size [2022-01-18 08:45:36,583 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 68 [2022-01-18 08:45:36,598 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-01-18 08:45:36,623 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-01-18 08:45:36,629 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-01-18 08:45:36,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-01-18 08:45:36,661 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-01-18 08:45:36,676 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-01-18 08:45:36,708 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-01-18 08:45:36,872 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-01-18 08:45:36,872 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-18 08:45:36,912 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_206 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_206) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) is different from false [2022-01-18 08:45:36,949 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or (forall ((v_ArrVal_206 (Array Int Int)) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7| Int) (v_ArrVal_200 (Array Int Int))) (not (= 0 (select (select (store (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7| v_ArrVal_200) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_206) |c_~#top~0.base|) |c_~#top~0.offset|)))) .cse0) (or (forall ((v_ArrVal_206 (Array Int Int)) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7| Int) (v_ArrVal_202 (Array Int Int))) (not (= (select (select (store (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_202) |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1)) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_206) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) (not .cse0)))) is different from false [2022-01-18 08:45:36,984 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_#t~mem8#1|))) (and (or (forall ((v_ArrVal_206 (Array Int Int)) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7| Int) (v_ArrVal_200 (Array Int Int))) (not (= 0 (select (select (store (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7| v_ArrVal_200) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_206) |c_~#top~0.base|) |c_~#top~0.offset|)))) .cse0) (or (forall ((v_ArrVal_206 (Array Int Int)) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7| Int) (v_ArrVal_202 (Array Int Int))) (not (= (select (select (store (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_202) |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1)) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_206) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) (not .cse0)))) is different from false [2022-01-18 08:45:37,004 INFO L353 Elim1Store]: treesize reduction 13, result has 69.0 percent of original size [2022-01-18 08:45:37,005 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 62 treesize of output 73 [2022-01-18 08:45:37,012 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-18 08:45:37,013 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 218 treesize of output 216 [2022-01-18 08:45:37,018 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 185 treesize of output 173 [2022-01-18 08:45:37,029 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 173 treesize of output 169 [2022-01-18 08:45:37,054 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 49 [2022-01-18 08:45:37,648 INFO L353 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-01-18 08:45:37,649 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2022-01-18 08:45:37,720 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 1 not checked. [2022-01-18 08:45:37,720 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1022130730] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-18 08:45:37,720 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-18 08:45:37,720 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 17, 14] total 44 [2022-01-18 08:45:37,720 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846787297] [2022-01-18 08:45:37,720 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-18 08:45:37,721 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2022-01-18 08:45:37,721 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 08:45:37,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2022-01-18 08:45:37,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=1560, Unknown=3, NotChecked=246, Total=1980 [2022-01-18 08:45:37,722 INFO L87 Difference]: Start difference. First operand 1240 states and 2299 transitions. Second operand has 45 states, 44 states have (on average 4.954545454545454) internal successors, (218), 45 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:38,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 08:45:38,585 INFO L93 Difference]: Finished difference Result 2580 states and 4804 transitions. [2022-01-18 08:45:38,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-01-18 08:45:38,586 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 44 states have (on average 4.954545454545454) internal successors, (218), 45 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-01-18 08:45:38,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 08:45:38,594 INFO L225 Difference]: With dead ends: 2580 [2022-01-18 08:45:38,594 INFO L226 Difference]: Without dead ends: 2580 [2022-01-18 08:45:38,595 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 171 SyntacticMatches, 3 SemanticMatches, 60 ConstructedPredicates, 3 IntricatePredicates, 1 DeprecatedPredicates, 984 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=424, Invalid=3006, Unknown=4, NotChecked=348, Total=3782 [2022-01-18 08:45:38,595 INFO L933 BasicCegarLoop]: 181 mSDtfsCounter, 657 mSDsluCounter, 3344 mSDsCounter, 0 mSdLazyCounter, 1131 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 657 SdHoareTripleChecker+Valid, 3468 SdHoareTripleChecker+Invalid, 2015 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 1131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 855 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-01-18 08:45:38,596 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [657 Valid, 3468 Invalid, 2015 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 1131 Invalid, 0 Unknown, 855 Unchecked, 0.4s Time] [2022-01-18 08:45:38,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2580 states. [2022-01-18 08:45:38,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2580 to 1296. [2022-01-18 08:45:38,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1296 states, 1295 states have (on average 1.8617760617760617) internal successors, (2411), 1295 states have internal predecessors, (2411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:38,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 1296 states and 2411 transitions. [2022-01-18 08:45:38,657 INFO L78 Accepts]: Start accepts. Automaton has 1296 states and 2411 transitions. Word has length 98 [2022-01-18 08:45:38,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 08:45:38,657 INFO L470 AbstractCegarLoop]: Abstraction has 1296 states and 2411 transitions. [2022-01-18 08:45:38,658 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 44 states have (on average 4.954545454545454) internal successors, (218), 45 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:38,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 2411 transitions. [2022-01-18 08:45:38,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-01-18 08:45:38,659 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 08:45:38,659 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 08:45:38,677 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-01-18 08:45:38,859 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-01-18 08:45:38,860 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-18 08:45:38,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 08:45:38,860 INFO L85 PathProgramCache]: Analyzing trace with hash -454013770, now seen corresponding path program 3 times [2022-01-18 08:45:38,860 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 08:45:38,860 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871990334] [2022-01-18 08:45:38,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 08:45:38,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 08:45:38,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 08:45:39,147 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-01-18 08:45:39,147 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 08:45:39,147 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871990334] [2022-01-18 08:45:39,147 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1871990334] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-18 08:45:39,147 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2045927432] [2022-01-18 08:45:39,147 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-01-18 08:45:39,147 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 08:45:39,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 08:45:39,148 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-18 08:45:39,176 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-01-18 08:45:39,265 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2022-01-18 08:45:39,266 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-18 08:45:39,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 63 conjunts are in the unsatisfiable core [2022-01-18 08:45:39,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-18 08:45:39,406 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-01-18 08:45:39,407 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-01-18 08:45:39,988 INFO L353 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2022-01-18 08:45:39,988 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 15 [2022-01-18 08:45:40,038 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-01-18 08:45:40,178 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-01-18 08:45:40,178 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-18 08:45:40,202 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_272 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_272) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) is different from false [2022-01-18 08:45:40,235 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or (not .cse0) (forall ((v_ArrVal_272 (Array Int Int)) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_9| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_9| (store (select .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_9|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_272) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))) (or (forall ((v_ArrVal_270 (Array Int Int)) (v_ArrVal_272 (Array Int Int)) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_9| Int)) (not (= (select (select (store (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_9| v_ArrVal_270) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_272) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) .cse0))) is different from false [2022-01-18 08:45:40,266 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_#t~mem8#1|))) (and (or .cse0 (forall ((v_ArrVal_270 (Array Int Int)) (v_ArrVal_272 (Array Int Int)) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_9| Int)) (not (= (select (select (store (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_9| v_ArrVal_270) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_272) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))) (or (forall ((v_ArrVal_272 (Array Int Int)) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_9| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_9| (store (select .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_9|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_272) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) (not .cse0)))) is different from false [2022-01-18 08:45:40,280 INFO L353 Elim1Store]: treesize reduction 15, result has 64.3 percent of original size [2022-01-18 08:45:40,281 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 38 [2022-01-18 08:45:40,286 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-18 08:45:40,286 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 50 [2022-01-18 08:45:40,289 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2022-01-18 08:45:40,700 INFO L353 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-01-18 08:45:40,701 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2022-01-18 08:45:40,751 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 1 not checked. [2022-01-18 08:45:40,751 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2045927432] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-18 08:45:40,751 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-18 08:45:40,751 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 13] total 44 [2022-01-18 08:45:40,751 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482870847] [2022-01-18 08:45:40,751 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-18 08:45:40,752 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2022-01-18 08:45:40,752 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 08:45:40,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2022-01-18 08:45:40,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=169, Invalid=1562, Unknown=3, NotChecked=246, Total=1980 [2022-01-18 08:45:40,753 INFO L87 Difference]: Start difference. First operand 1296 states and 2411 transitions. Second operand has 45 states, 44 states have (on average 5.931818181818182) internal successors, (261), 45 states have internal predecessors, (261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:41,948 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_#t~mem8#1|))) (and (or .cse0 (forall ((v_ArrVal_270 (Array Int Int)) (v_ArrVal_272 (Array Int Int)) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_9| Int)) (not (= (select (select (store (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_9| v_ArrVal_270) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_272) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))) (or (forall ((v_ArrVal_272 (Array Int Int)) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_9| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_9| (store (select .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_9|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_272) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) (not .cse0)) (not (= |c_thr1Thread1of1ForFork0_push_~newTop~0#1| 0)) (= 4 |c_~#top~0.base|) (not (= c_~next_alloc_idx~0 0)) (not (= |c_ULTIMATE.start_main_~#t~0#1.base| |c_~#top~0.base|)))) is different from false [2022-01-18 08:45:42,135 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_#t~mem8#1|))) (and (or .cse0 (forall ((v_ArrVal_270 (Array Int Int)) (v_ArrVal_272 (Array Int Int)) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_9| Int)) (not (= (select (select (store (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_9| v_ArrVal_270) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_272) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))) (not (= |c_thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| 0)) (or (forall ((v_ArrVal_272 (Array Int Int)) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_9| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_9| (store (select .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_9|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_272) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) (not .cse0)) (not (= |c_thr1Thread1of1ForFork0_push_~newTop~0#1| 0)) (not (= |c_ULTIMATE.start_main_~#t~0#1.base| |c_~#top~0.base|)) (not (= |c_thr1Thread1of1ForFork0_index_malloc_#res#1| 0)))) is different from false [2022-01-18 08:45:42,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 08:45:42,167 INFO L93 Difference]: Finished difference Result 3052 states and 5610 transitions. [2022-01-18 08:45:42,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-18 08:45:42,167 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 44 states have (on average 5.931818181818182) internal successors, (261), 45 states have internal predecessors, (261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-01-18 08:45:42,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 08:45:42,176 INFO L225 Difference]: With dead ends: 3052 [2022-01-18 08:45:42,176 INFO L226 Difference]: Without dead ends: 3052 [2022-01-18 08:45:42,178 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 171 SyntacticMatches, 1 SemanticMatches, 84 ConstructedPredicates, 5 IntricatePredicates, 3 DeprecatedPredicates, 1869 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=705, Invalid=5790, Unknown=5, NotChecked=810, Total=7310 [2022-01-18 08:45:42,178 INFO L933 BasicCegarLoop]: 194 mSDtfsCounter, 1029 mSDsluCounter, 4268 mSDsCounter, 0 mSdLazyCounter, 1434 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1029 SdHoareTripleChecker+Valid, 4395 SdHoareTripleChecker+Invalid, 3107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 1434 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 1590 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-01-18 08:45:42,179 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1029 Valid, 4395 Invalid, 3107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1434 Invalid, 0 Unknown, 1590 Unchecked, 0.5s Time] [2022-01-18 08:45:42,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3052 states. [2022-01-18 08:45:42,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3052 to 2025. [2022-01-18 08:45:42,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2025 states, 2024 states have (on average 1.8606719367588933) internal successors, (3766), 2024 states have internal predecessors, (3766), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:42,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 2025 states and 3766 transitions. [2022-01-18 08:45:42,216 INFO L78 Accepts]: Start accepts. Automaton has 2025 states and 3766 transitions. Word has length 98 [2022-01-18 08:45:42,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 08:45:42,216 INFO L470 AbstractCegarLoop]: Abstraction has 2025 states and 3766 transitions. [2022-01-18 08:45:42,217 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 44 states have (on average 5.931818181818182) internal successors, (261), 45 states have internal predecessors, (261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:42,217 INFO L276 IsEmpty]: Start isEmpty. Operand 2025 states and 3766 transitions. [2022-01-18 08:45:42,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-01-18 08:45:42,218 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 08:45:42,218 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 08:45:42,237 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-01-18 08:45:42,431 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 08:45:42,431 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-18 08:45:42,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 08:45:42,432 INFO L85 PathProgramCache]: Analyzing trace with hash -1213653209, now seen corresponding path program 1 times [2022-01-18 08:45:42,432 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 08:45:42,432 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177317486] [2022-01-18 08:45:42,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 08:45:42,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 08:45:42,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 08:45:42,490 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-01-18 08:45:42,490 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 08:45:42,490 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177317486] [2022-01-18 08:45:42,490 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177317486] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 08:45:42,490 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 08:45:42,490 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-01-18 08:45:42,490 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306331496] [2022-01-18 08:45:42,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 08:45:42,491 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-18 08:45:42,491 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 08:45:42,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-18 08:45:42,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-01-18 08:45:42,492 INFO L87 Difference]: Start difference. First operand 2025 states and 3766 transitions. Second operand has 6 states, 6 states have (on average 17.333333333333332) internal successors, (104), 6 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:42,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 08:45:42,561 INFO L93 Difference]: Finished difference Result 1788 states and 3234 transitions. [2022-01-18 08:45:42,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-01-18 08:45:42,562 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.333333333333332) internal successors, (104), 6 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 107 [2022-01-18 08:45:42,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 08:45:42,566 INFO L225 Difference]: With dead ends: 1788 [2022-01-18 08:45:42,566 INFO L226 Difference]: Without dead ends: 1788 [2022-01-18 08:45:42,567 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-01-18 08:45:42,567 INFO L933 BasicCegarLoop]: 115 mSDtfsCounter, 38 mSDsluCounter, 397 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 505 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 08:45:42,567 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [38 Valid, 505 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 08:45:42,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1788 states. [2022-01-18 08:45:42,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1788 to 1760. [2022-01-18 08:45:42,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1760 states, 1759 states have (on average 1.8146674246731098) internal successors, (3192), 1759 states have internal predecessors, (3192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:42,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 1760 states and 3192 transitions. [2022-01-18 08:45:42,593 INFO L78 Accepts]: Start accepts. Automaton has 1760 states and 3192 transitions. Word has length 107 [2022-01-18 08:45:42,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 08:45:42,593 INFO L470 AbstractCegarLoop]: Abstraction has 1760 states and 3192 transitions. [2022-01-18 08:45:42,593 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.333333333333332) internal successors, (104), 6 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:42,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3192 transitions. [2022-01-18 08:45:42,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-01-18 08:45:42,595 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 08:45:42,595 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 08:45:42,595 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-01-18 08:45:42,595 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-18 08:45:42,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 08:45:42,596 INFO L85 PathProgramCache]: Analyzing trace with hash 1889499565, now seen corresponding path program 1 times [2022-01-18 08:45:42,596 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 08:45:42,596 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716789] [2022-01-18 08:45:42,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 08:45:42,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 08:45:42,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 08:45:42,632 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-01-18 08:45:42,632 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 08:45:42,633 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1716789] [2022-01-18 08:45:42,633 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1716789] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 08:45:42,633 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 08:45:42,633 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-18 08:45:42,633 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896362825] [2022-01-18 08:45:42,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 08:45:42,633 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-18 08:45:42,633 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 08:45:42,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-18 08:45:42,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-18 08:45:42,634 INFO L87 Difference]: Start difference. First operand 1760 states and 3192 transitions. Second operand has 5 states, 4 states have (on average 25.5) internal successors, (102), 5 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:42,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 08:45:42,686 INFO L93 Difference]: Finished difference Result 2516 states and 4590 transitions. [2022-01-18 08:45:42,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-18 08:45:42,686 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 25.5) internal successors, (102), 5 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 127 [2022-01-18 08:45:42,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 08:45:42,693 INFO L225 Difference]: With dead ends: 2516 [2022-01-18 08:45:42,693 INFO L226 Difference]: Without dead ends: 2516 [2022-01-18 08:45:42,693 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-01-18 08:45:42,693 INFO L933 BasicCegarLoop]: 164 mSDtfsCounter, 100 mSDsluCounter, 424 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 558 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 08:45:42,694 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [100 Valid, 558 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 08:45:42,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2516 states. [2022-01-18 08:45:42,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2516 to 1551. [2022-01-18 08:45:42,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1551 states, 1550 states have (on average 1.875483870967742) internal successors, (2907), 1550 states have internal predecessors, (2907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:42,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1551 states and 2907 transitions. [2022-01-18 08:45:42,719 INFO L78 Accepts]: Start accepts. Automaton has 1551 states and 2907 transitions. Word has length 127 [2022-01-18 08:45:42,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 08:45:42,719 INFO L470 AbstractCegarLoop]: Abstraction has 1551 states and 2907 transitions. [2022-01-18 08:45:42,719 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 25.5) internal successors, (102), 5 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:42,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 2907 transitions. [2022-01-18 08:45:42,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-01-18 08:45:42,721 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 08:45:42,721 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 08:45:42,721 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-01-18 08:45:42,722 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-18 08:45:42,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 08:45:42,722 INFO L85 PathProgramCache]: Analyzing trace with hash 426799182, now seen corresponding path program 1 times [2022-01-18 08:45:42,722 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 08:45:42,722 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528571378] [2022-01-18 08:45:42,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 08:45:42,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 08:45:42,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 08:45:42,769 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 26 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 08:45:42,769 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 08:45:42,770 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1528571378] [2022-01-18 08:45:42,770 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1528571378] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-18 08:45:42,770 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1430301971] [2022-01-18 08:45:42,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 08:45:42,770 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 08:45:42,770 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 08:45:42,771 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-18 08:45:42,772 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-01-18 08:45:42,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 08:45:42,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 3 conjunts are in the unsatisfiable core [2022-01-18 08:45:42,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-18 08:45:43,081 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 26 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 08:45:43,081 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-18 08:45:43,304 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 26 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 08:45:43,305 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1430301971] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-18 08:45:43,305 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-18 08:45:43,305 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2022-01-18 08:45:43,305 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766935164] [2022-01-18 08:45:43,305 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-18 08:45:43,305 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-18 08:45:43,306 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 08:45:43,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-18 08:45:43,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-01-18 08:45:43,306 INFO L87 Difference]: Start difference. First operand 1551 states and 2907 transitions. Second operand has 7 states, 7 states have (on average 41.57142857142857) internal successors, (291), 7 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:43,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 08:45:43,351 INFO L93 Difference]: Finished difference Result 2127 states and 3953 transitions. [2022-01-18 08:45:43,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-18 08:45:43,352 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 41.57142857142857) internal successors, (291), 7 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 136 [2022-01-18 08:45:43,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 08:45:43,357 INFO L225 Difference]: With dead ends: 2127 [2022-01-18 08:45:43,358 INFO L226 Difference]: Without dead ends: 2127 [2022-01-18 08:45:43,358 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 274 GetRequests, 269 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-01-18 08:45:43,358 INFO L933 BasicCegarLoop]: 93 mSDtfsCounter, 207 mSDsluCounter, 246 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 317 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 08:45:43,359 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [207 Valid, 317 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 08:45:43,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2127 states. [2022-01-18 08:45:43,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2127 to 2030. [2022-01-18 08:45:43,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2030 states, 2029 states have (on average 1.8802365697387875) internal successors, (3815), 2029 states have internal predecessors, (3815), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:43,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2030 states to 2030 states and 3815 transitions. [2022-01-18 08:45:43,389 INFO L78 Accepts]: Start accepts. Automaton has 2030 states and 3815 transitions. Word has length 136 [2022-01-18 08:45:43,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 08:45:43,389 INFO L470 AbstractCegarLoop]: Abstraction has 2030 states and 3815 transitions. [2022-01-18 08:45:43,389 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 41.57142857142857) internal successors, (291), 7 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:43,389 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 3815 transitions. [2022-01-18 08:45:43,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-01-18 08:45:43,391 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 08:45:43,391 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 08:45:43,409 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-01-18 08:45:43,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 08:45:43,607 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-18 08:45:43,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 08:45:43,608 INFO L85 PathProgramCache]: Analyzing trace with hash 1609942870, now seen corresponding path program 1 times [2022-01-18 08:45:43,608 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 08:45:43,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384756884] [2022-01-18 08:45:43,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 08:45:43,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 08:45:43,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 08:45:43,986 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 08:45:43,986 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 08:45:43,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384756884] [2022-01-18 08:45:43,986 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [384756884] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-18 08:45:43,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1974959384] [2022-01-18 08:45:43,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 08:45:43,987 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 08:45:43,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 08:45:43,988 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-18 08:45:43,990 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-01-18 08:45:44,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 08:45:44,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 60 conjunts are in the unsatisfiable core [2022-01-18 08:45:44,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-18 08:45:44,863 INFO L353 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-01-18 08:45:44,863 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2022-01-18 08:45:45,174 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 08:45:45,174 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-18 08:45:45,225 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14| Int) (v_ArrVal_521 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14| v_ArrVal_521) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) .cse0) (or (not .cse0) (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14| Int)) (not (= (select (select (let ((.cse1 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14| (store (select .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1))) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))))) is different from false [2022-01-18 08:45:45,256 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse1 (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_#t~mem8#1|))) (and (or (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14| Int)) (not (= (select (select (let ((.cse0 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse0 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14| (store (select .cse0 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1))) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) (not .cse1)) (or .cse1 (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14| Int) (v_ArrVal_521 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14| v_ArrVal_521) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))))) is different from false [2022-01-18 08:45:45,516 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2022-01-18 08:45:45,517 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1974959384] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-18 08:45:45,517 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-18 08:45:45,517 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 15, 10] total 44 [2022-01-18 08:45:45,517 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890846435] [2022-01-18 08:45:45,517 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-18 08:45:45,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2022-01-18 08:45:45,518 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 08:45:45,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2022-01-18 08:45:45,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=152, Invalid=1660, Unknown=2, NotChecked=166, Total=1980 [2022-01-18 08:45:45,519 INFO L87 Difference]: Start difference. First operand 2030 states and 3815 transitions. Second operand has 45 states, 44 states have (on average 8.772727272727273) internal successors, (386), 45 states have internal predecessors, (386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:47,786 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (not (= |c_thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| 0)) (not (= |c_thr1Thread1of1ForFork0_push_~newTop~0#1| 0)) (or (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14| Int) (v_ArrVal_521 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14| v_ArrVal_521) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) .cse0) (not (= |c_thr1Thread1of1ForFork0_index_malloc_#res#1| 0)) (or (not .cse0) (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14| Int)) (not (= (select (select (let ((.cse1 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14| (store (select .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1))) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))))) is different from false [2022-01-18 08:45:47,805 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse1 (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_#t~mem8#1|))) (and (or (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14| Int)) (not (= (select (select (let ((.cse0 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse0 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14| (store (select .cse0 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1))) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) (not .cse1)) (or .cse1 (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14| Int) (v_ArrVal_521 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14| v_ArrVal_521) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))) (not (= |c_thr1Thread1of1ForFork0_push_~newTop~0#1| 0)))) is different from false [2022-01-18 08:45:48,013 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse1 (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_#t~mem8#1|))) (and (or (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14| Int)) (not (= (select (select (let ((.cse0 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse0 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14| (store (select .cse0 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1))) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) (not .cse1)) (or .cse1 (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14| Int) (v_ArrVal_521 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14| v_ArrVal_521) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))) (not (= |c_thr1Thread1of1ForFork0_push_~newTop~0#1| 0)) (not (= (+ c_~next_alloc_idx~0 2) 0)) (not (= c_~next_alloc_idx~0 0)))) is different from false [2022-01-18 08:45:48,016 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (not (= c_~next_alloc_idx~0 0)) (or (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14| Int) (v_ArrVal_521 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14| v_ArrVal_521) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) .cse0) (or (not .cse0) (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14| Int)) (not (= (select (select (let ((.cse1 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14| (store (select .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1))) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))))) is different from false [2022-01-18 08:45:48,278 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse1 (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_#t~mem8#1|))) (and (or (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14| Int)) (not (= (select (select (let ((.cse0 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse0 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14| (store (select .cse0 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1))) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) (not .cse1)) (or .cse1 (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14| Int) (v_ArrVal_521 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_14| v_ArrVal_521) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))) (not (= |c_thr1Thread1of1ForFork0_push_~newTop~0#1| 0)) (not (= c_~next_alloc_idx~0 0)))) is different from false [2022-01-18 08:45:48,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 08:45:48,280 INFO L93 Difference]: Finished difference Result 4152 states and 7636 transitions. [2022-01-18 08:45:48,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2022-01-18 08:45:48,281 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 44 states have (on average 8.772727272727273) internal successors, (386), 45 states have internal predecessors, (386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 137 [2022-01-18 08:45:48,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 08:45:48,291 INFO L225 Difference]: With dead ends: 4152 [2022-01-18 08:45:48,291 INFO L226 Difference]: Without dead ends: 3599 [2022-01-18 08:45:48,295 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 404 GetRequests, 261 SyntacticMatches, 7 SemanticMatches, 136 ConstructedPredicates, 7 IntricatePredicates, 0 DeprecatedPredicates, 6458 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=2130, Invalid=14921, Unknown=7, NotChecked=1848, Total=18906 [2022-01-18 08:45:48,296 INFO L933 BasicCegarLoop]: 246 mSDtfsCounter, 1828 mSDsluCounter, 5887 mSDsCounter, 0 mSdLazyCounter, 1824 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1828 SdHoareTripleChecker+Valid, 6036 SdHoareTripleChecker+Invalid, 3240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1824 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 1255 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-01-18 08:45:48,296 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1828 Valid, 6036 Invalid, 3240 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1824 Invalid, 0 Unknown, 1255 Unchecked, 0.7s Time] [2022-01-18 08:45:48,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3599 states. [2022-01-18 08:45:48,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3599 to 2612. [2022-01-18 08:45:48,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2612 states, 2611 states have (on average 1.8793565683646112) internal successors, (4907), 2611 states have internal predecessors, (4907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:48,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2612 states to 2612 states and 4907 transitions. [2022-01-18 08:45:48,340 INFO L78 Accepts]: Start accepts. Automaton has 2612 states and 4907 transitions. Word has length 137 [2022-01-18 08:45:48,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 08:45:48,340 INFO L470 AbstractCegarLoop]: Abstraction has 2612 states and 4907 transitions. [2022-01-18 08:45:48,340 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 44 states have (on average 8.772727272727273) internal successors, (386), 45 states have internal predecessors, (386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:48,340 INFO L276 IsEmpty]: Start isEmpty. Operand 2612 states and 4907 transitions. [2022-01-18 08:45:48,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-01-18 08:45:48,342 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 08:45:48,342 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 08:45:48,358 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-01-18 08:45:48,555 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-01-18 08:45:48,555 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-18 08:45:48,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 08:45:48,556 INFO L85 PathProgramCache]: Analyzing trace with hash 1764928316, now seen corresponding path program 1 times [2022-01-18 08:45:48,556 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 08:45:48,556 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726072570] [2022-01-18 08:45:48,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 08:45:48,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 08:45:48,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 08:45:49,224 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-01-18 08:45:49,224 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 08:45:49,224 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726072570] [2022-01-18 08:45:49,225 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1726072570] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-18 08:45:49,225 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1849063144] [2022-01-18 08:45:49,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 08:45:49,225 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 08:45:49,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 08:45:49,226 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-18 08:45:49,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-01-18 08:45:49,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 08:45:49,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 63 conjunts are in the unsatisfiable core [2022-01-18 08:45:49,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-18 08:45:50,103 INFO L353 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-01-18 08:45:50,103 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2022-01-18 08:45:50,111 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-01-18 08:45:50,543 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-01-18 08:45:50,543 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-18 08:45:50,638 INFO L353 Elim1Store]: treesize reduction 58, result has 30.1 percent of original size [2022-01-18 08:45:50,638 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 43 [2022-01-18 08:45:50,649 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2022-01-18 08:45:50,662 INFO L353 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2022-01-18 08:45:50,662 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 20 [2022-01-18 08:45:50,952 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-01-18 08:45:50,952 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1849063144] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-18 08:45:50,952 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-18 08:45:50,952 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 15, 10] total 46 [2022-01-18 08:45:50,952 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075738322] [2022-01-18 08:45:50,953 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-18 08:45:50,953 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2022-01-18 08:45:50,953 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 08:45:50,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2022-01-18 08:45:50,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=1997, Unknown=0, NotChecked=0, Total=2162 [2022-01-18 08:45:50,954 INFO L87 Difference]: Start difference. First operand 2612 states and 4907 transitions. Second operand has 47 states, 46 states have (on average 8.630434782608695) internal successors, (397), 47 states have internal predecessors, (397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:55,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 08:45:55,804 INFO L93 Difference]: Finished difference Result 4956 states and 8813 transitions. [2022-01-18 08:45:55,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2022-01-18 08:45:55,805 INFO L78 Accepts]: Start accepts. Automaton has has 47 states, 46 states have (on average 8.630434782608695) internal successors, (397), 47 states have internal predecessors, (397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-01-18 08:45:55,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 08:45:55,810 INFO L225 Difference]: With dead ends: 4956 [2022-01-18 08:45:55,810 INFO L226 Difference]: Without dead ends: 3556 [2022-01-18 08:45:55,814 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 427 GetRequests, 269 SyntacticMatches, 0 SemanticMatches, 158 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8292 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=3159, Invalid=22281, Unknown=0, NotChecked=0, Total=25440 [2022-01-18 08:45:55,815 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 2221 mSDsluCounter, 6565 mSDsCounter, 0 mSdLazyCounter, 2585 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2221 SdHoareTripleChecker+Valid, 6754 SdHoareTripleChecker+Invalid, 3109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 2585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 247 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-18 08:45:55,815 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2221 Valid, 6754 Invalid, 3109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 2585 Invalid, 0 Unknown, 247 Unchecked, 1.0s Time] [2022-01-18 08:45:55,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3556 states. [2022-01-18 08:45:55,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3556 to 2080. [2022-01-18 08:45:55,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2080 states, 2079 states have (on average 1.8614718614718615) internal successors, (3870), 2079 states have internal predecessors, (3870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:55,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2080 states to 2080 states and 3870 transitions. [2022-01-18 08:45:55,847 INFO L78 Accepts]: Start accepts. Automaton has 2080 states and 3870 transitions. Word has length 143 [2022-01-18 08:45:55,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 08:45:55,847 INFO L470 AbstractCegarLoop]: Abstraction has 2080 states and 3870 transitions. [2022-01-18 08:45:55,847 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 46 states have (on average 8.630434782608695) internal successors, (397), 47 states have internal predecessors, (397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:55,848 INFO L276 IsEmpty]: Start isEmpty. Operand 2080 states and 3870 transitions. [2022-01-18 08:45:55,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-01-18 08:45:55,849 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 08:45:55,849 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 08:45:55,866 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-01-18 08:45:56,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 08:45:56,066 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-18 08:45:56,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 08:45:56,067 INFO L85 PathProgramCache]: Analyzing trace with hash 1954950310, now seen corresponding path program 2 times [2022-01-18 08:45:56,067 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 08:45:56,067 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122690301] [2022-01-18 08:45:56,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 08:45:56,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 08:45:56,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 08:45:56,525 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-01-18 08:45:56,525 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 08:45:56,526 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122690301] [2022-01-18 08:45:56,526 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [122690301] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-18 08:45:56,526 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [656850095] [2022-01-18 08:45:56,526 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-01-18 08:45:56,526 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 08:45:56,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 08:45:56,527 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-18 08:45:56,528 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-01-18 08:45:56,636 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-01-18 08:45:56,637 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-18 08:45:56,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 58 conjunts are in the unsatisfiable core [2022-01-18 08:45:56,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-18 08:45:56,726 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-01-18 08:45:56,726 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-01-18 08:45:57,352 INFO L353 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-01-18 08:45:57,352 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2022-01-18 08:45:57,568 INFO L353 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-01-18 08:45:57,569 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 31 [2022-01-18 08:45:57,644 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 33 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-01-18 08:45:57,644 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-18 08:45:57,672 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_727 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_727) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) is different from false [2022-01-18 08:45:57,729 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| Int) (v_ArrVal_727 (Array Int Int)) (v_ArrVal_720 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_720) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_727) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) .cse0) (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| Int) (v_ArrVal_727 (Array Int Int))) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse1 |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select .cse1 |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_727) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) (not .cse0)))) is different from false [2022-01-18 08:45:57,755 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_#t~mem8#1|))) (and (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| Int) (v_ArrVal_727 (Array Int Int)) (v_ArrVal_720 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_720) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_727) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) .cse0) (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| Int) (v_ArrVal_727 (Array Int Int))) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse1 |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select .cse1 |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_727) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) (not .cse0)))) is different from false [2022-01-18 08:45:57,768 INFO L353 Elim1Store]: treesize reduction 15, result has 64.3 percent of original size [2022-01-18 08:45:57,768 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 38 [2022-01-18 08:45:57,773 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-18 08:45:57,773 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 50 [2022-01-18 08:45:57,776 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2022-01-18 08:45:57,990 INFO L353 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-01-18 08:45:57,990 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2022-01-18 08:45:58,013 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 29 trivial. 13 not checked. [2022-01-18 08:45:58,013 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [656850095] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-18 08:45:58,013 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-18 08:45:58,013 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 13, 9] total 45 [2022-01-18 08:45:58,014 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964261861] [2022-01-18 08:45:58,014 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-18 08:45:58,014 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2022-01-18 08:45:58,014 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 08:45:58,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2022-01-18 08:45:58,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=257, Invalid=1558, Unknown=3, NotChecked=252, Total=2070 [2022-01-18 08:45:58,016 INFO L87 Difference]: Start difference. First operand 2080 states and 3870 transitions. Second operand has 46 states, 45 states have (on average 8.11111111111111) internal successors, (365), 46 states have internal predecessors, (365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:59,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 08:45:59,684 INFO L93 Difference]: Finished difference Result 2335 states and 4304 transitions. [2022-01-18 08:45:59,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-18 08:45:59,685 INFO L78 Accepts]: Start accepts. Automaton has has 46 states, 45 states have (on average 8.11111111111111) internal successors, (365), 46 states have internal predecessors, (365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-01-18 08:45:59,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 08:45:59,688 INFO L225 Difference]: With dead ends: 2335 [2022-01-18 08:45:59,688 INFO L226 Difference]: Without dead ends: 2297 [2022-01-18 08:45:59,689 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 385 GetRequests, 276 SyntacticMatches, 19 SemanticMatches, 90 ConstructedPredicates, 3 IntricatePredicates, 4 DeprecatedPredicates, 3334 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=1140, Invalid=6692, Unknown=12, NotChecked=528, Total=8372 [2022-01-18 08:45:59,690 INFO L933 BasicCegarLoop]: 191 mSDtfsCounter, 1236 mSDsluCounter, 3007 mSDsCounter, 0 mSdLazyCounter, 795 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1236 SdHoareTripleChecker+Valid, 3175 SdHoareTripleChecker+Invalid, 1780 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 795 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 915 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-01-18 08:45:59,690 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1236 Valid, 3175 Invalid, 1780 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 795 Invalid, 0 Unknown, 915 Unchecked, 0.3s Time] [2022-01-18 08:45:59,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2297 states. [2022-01-18 08:45:59,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2297 to 2080. [2022-01-18 08:45:59,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2080 states, 2079 states have (on average 1.8431938431938433) internal successors, (3832), 2079 states have internal predecessors, (3832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:59,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2080 states to 2080 states and 3832 transitions. [2022-01-18 08:45:59,717 INFO L78 Accepts]: Start accepts. Automaton has 2080 states and 3832 transitions. Word has length 143 [2022-01-18 08:45:59,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 08:45:59,717 INFO L470 AbstractCegarLoop]: Abstraction has 2080 states and 3832 transitions. [2022-01-18 08:45:59,717 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 45 states have (on average 8.11111111111111) internal successors, (365), 46 states have internal predecessors, (365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:45:59,717 INFO L276 IsEmpty]: Start isEmpty. Operand 2080 states and 3832 transitions. [2022-01-18 08:45:59,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-01-18 08:45:59,719 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 08:45:59,719 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 08:45:59,743 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-01-18 08:45:59,934 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 08:45:59,935 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-18 08:45:59,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 08:45:59,935 INFO L85 PathProgramCache]: Analyzing trace with hash 2029814380, now seen corresponding path program 3 times [2022-01-18 08:45:59,935 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 08:45:59,935 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973341363] [2022-01-18 08:45:59,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 08:45:59,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 08:45:59,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 08:46:00,470 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-01-18 08:46:00,470 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 08:46:00,470 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973341363] [2022-01-18 08:46:00,470 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973341363] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-18 08:46:00,470 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1531136771] [2022-01-18 08:46:00,470 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-01-18 08:46:00,470 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 08:46:00,471 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 08:46:00,472 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-18 08:46:00,473 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-01-18 08:46:00,577 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2022-01-18 08:46:00,578 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-18 08:46:00,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 57 conjunts are in the unsatisfiable core [2022-01-18 08:46:00,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-18 08:46:00,684 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-01-18 08:46:00,684 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-01-18 08:46:01,389 INFO L353 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-01-18 08:46:01,389 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-01-18 08:46:01,408 INFO L353 Elim1Store]: treesize reduction 26, result has 50.9 percent of original size [2022-01-18 08:46:01,409 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 72 [2022-01-18 08:46:01,414 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-01-18 08:46:01,433 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2022-01-18 08:46:01,464 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-01-18 08:46:01,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-01-18 08:46:01,483 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-01-18 08:46:01,494 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-01-18 08:46:01,765 INFO L353 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-01-18 08:46:01,766 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 31 [2022-01-18 08:46:01,800 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 36 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-01-18 08:46:01,801 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-18 08:46:01,830 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_827 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_827) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) is different from false [2022-01-18 08:46:01,889 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or (not .cse0) (forall ((v_ArrVal_823 (Array Int Int)) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| Int) (v_ArrVal_827 (Array Int Int))) (not (= 0 (select (select (store (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_823) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1)) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_827) |c_~#top~0.base|) |c_~#top~0.offset|))))) (or (forall ((v_ArrVal_821 (Array Int Int)) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| Int) (v_ArrVal_827 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_821) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_827) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) .cse0))) is different from false [2022-01-18 08:46:01,916 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_#t~mem8#1|))) (and (or (forall ((v_ArrVal_823 (Array Int Int)) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| Int) (v_ArrVal_827 (Array Int Int))) (not (= 0 (select (select (store (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_823) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1)) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_827) |c_~#top~0.base|) |c_~#top~0.offset|)))) (not .cse0)) (or (forall ((v_ArrVal_821 (Array Int Int)) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| Int) (v_ArrVal_827 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_821) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_827) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) .cse0))) is different from false [2022-01-18 08:46:01,935 INFO L353 Elim1Store]: treesize reduction 13, result has 69.0 percent of original size [2022-01-18 08:46:01,936 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 62 treesize of output 73 [2022-01-18 08:46:01,942 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-18 08:46:01,943 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 287 treesize of output 283 [2022-01-18 08:46:01,948 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 250 treesize of output 234 [2022-01-18 08:46:01,951 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 234 treesize of output 230 [2022-01-18 08:46:01,967 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 108 [2022-01-18 08:46:02,440 INFO L353 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-01-18 08:46:02,440 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2022-01-18 08:46:02,465 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 16 not checked. [2022-01-18 08:46:02,466 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1531136771] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-18 08:46:02,466 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-18 08:46:02,466 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 13, 10] total 44 [2022-01-18 08:46:02,466 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226661980] [2022-01-18 08:46:02,466 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-18 08:46:02,466 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2022-01-18 08:46:02,466 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 08:46:02,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2022-01-18 08:46:02,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=180, Invalid=1551, Unknown=3, NotChecked=246, Total=1980 [2022-01-18 08:46:02,467 INFO L87 Difference]: Start difference. First operand 2080 states and 3832 transitions. Second operand has 45 states, 44 states have (on average 8.659090909090908) internal successors, (381), 45 states have internal predecessors, (381), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:46:04,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 08:46:04,171 INFO L93 Difference]: Finished difference Result 2120 states and 3898 transitions. [2022-01-18 08:46:04,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-01-18 08:46:04,172 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 44 states have (on average 8.659090909090908) internal successors, (381), 45 states have internal predecessors, (381), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-01-18 08:46:04,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 08:46:04,175 INFO L225 Difference]: With dead ends: 2120 [2022-01-18 08:46:04,175 INFO L226 Difference]: Without dead ends: 2118 [2022-01-18 08:46:04,176 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 374 GetRequests, 272 SyntacticMatches, 25 SemanticMatches, 77 ConstructedPredicates, 3 IntricatePredicates, 2 DeprecatedPredicates, 2538 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=794, Invalid=4911, Unknown=7, NotChecked=450, Total=6162 [2022-01-18 08:46:04,177 INFO L933 BasicCegarLoop]: 136 mSDtfsCounter, 1023 mSDsluCounter, 2907 mSDsCounter, 0 mSdLazyCounter, 767 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1023 SdHoareTripleChecker+Valid, 2996 SdHoareTripleChecker+Invalid, 1491 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 767 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 678 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-01-18 08:46:04,177 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1023 Valid, 2996 Invalid, 1491 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 767 Invalid, 0 Unknown, 678 Unchecked, 0.3s Time] [2022-01-18 08:46:04,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2118 states. [2022-01-18 08:46:04,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2118 to 2045. [2022-01-18 08:46:04,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2045 states, 2044 states have (on average 1.8429549902152642) internal successors, (3767), 2044 states have internal predecessors, (3767), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:46:04,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2045 states to 2045 states and 3767 transitions. [2022-01-18 08:46:04,226 INFO L78 Accepts]: Start accepts. Automaton has 2045 states and 3767 transitions. Word has length 143 [2022-01-18 08:46:04,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 08:46:04,226 INFO L470 AbstractCegarLoop]: Abstraction has 2045 states and 3767 transitions. [2022-01-18 08:46:04,226 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 44 states have (on average 8.659090909090908) internal successors, (381), 45 states have internal predecessors, (381), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:46:04,226 INFO L276 IsEmpty]: Start isEmpty. Operand 2045 states and 3767 transitions. [2022-01-18 08:46:04,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-01-18 08:46:04,227 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 08:46:04,228 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 08:46:04,247 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-01-18 08:46:04,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-01-18 08:46:04,443 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-18 08:46:04,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 08:46:04,444 INFO L85 PathProgramCache]: Analyzing trace with hash -1083749300, now seen corresponding path program 4 times [2022-01-18 08:46:04,444 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 08:46:04,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968930875] [2022-01-18 08:46:04,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 08:46:04,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 08:46:04,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 08:46:04,959 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-01-18 08:46:04,959 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 08:46:04,959 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968930875] [2022-01-18 08:46:04,959 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1968930875] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-18 08:46:04,959 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [220575943] [2022-01-18 08:46:04,959 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-01-18 08:46:04,959 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 08:46:04,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 08:46:04,960 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-18 08:46:04,961 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-01-18 08:46:05,154 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-01-18 08:46:05,154 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-18 08:46:05,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 163 conjunts are in the unsatisfiable core [2022-01-18 08:46:05,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-18 08:46:05,470 INFO L353 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-01-18 08:46:05,471 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2022-01-18 08:46:05,756 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-01-18 08:46:05,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-01-18 08:46:05,967 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-01-18 08:46:06,310 INFO L353 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-01-18 08:46:06,310 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-01-18 08:46:06,514 INFO L353 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-01-18 08:46:06,515 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 28 [2022-01-18 08:46:06,683 INFO L353 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-01-18 08:46:06,684 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 30 [2022-01-18 08:46:07,258 INFO L353 Elim1Store]: treesize reduction 33, result has 17.5 percent of original size [2022-01-18 08:46:07,258 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 39 [2022-01-18 08:46:07,275 INFO L353 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-01-18 08:46:07,276 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 28 treesize of output 39 [2022-01-18 08:46:07,880 INFO L353 Elim1Store]: treesize reduction 26, result has 27.8 percent of original size [2022-01-18 08:46:07,881 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 28 treesize of output 35 [2022-01-18 08:46:08,028 INFO L353 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-01-18 08:46:08,028 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 26 [2022-01-18 08:46:08,513 INFO L353 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2022-01-18 08:46:08,513 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 29 treesize of output 27 [2022-01-18 08:46:08,527 INFO L353 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-01-18 08:46:08,528 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 25 [2022-01-18 08:46:08,672 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-01-18 08:46:08,823 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 3 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 08:46:08,823 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-18 08:46:08,925 WARN L838 $PredicateComparison]: unable to prove that (or (= |c_thr1Thread1of1ForFork0_push_#res#1| 0) (forall ((v_ArrVal_939 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_939) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))) is different from false [2022-01-18 08:46:08,936 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_939 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_939) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) is different from false [2022-01-18 08:46:09,061 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_#t~mem8#1|))) (and (or (forall ((v_ArrVal_936 (Array Int Int)) (v_ArrVal_939 (Array Int Int))) (not (= (select (select (store (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_936) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_939) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) (not .cse0)) (or .cse0 (forall ((v_ArrVal_933 (Array Int Int)) (v_ArrVal_939 (Array Int Int))) (not (= 0 (select (select (store (store |c_#memory_int| |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_933) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_939) |c_~#top~0.base|) |c_~#top~0.offset|))))))) is different from false [2022-01-18 08:46:09,066 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_936 (Array Int Int)) (v_ArrVal_939 (Array Int Int))) (not (= (select (select (store (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_936) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_939) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) is different from false [2022-01-18 08:46:09,084 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_936 (Array Int Int)) (v_ArrVal_939 (Array Int Int))) (not (= (select (select (store (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_#t~ret7#1|)) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_936) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_939) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) is different from false [2022-01-18 08:46:09,092 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_936 (Array Int Int)) (v_ArrVal_939 (Array Int Int))) (not (= (select (select (store (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_#res#1|)) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_936) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_939) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) is different from false [2022-01-18 08:46:09,096 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_936 (Array Int Int)) (v_ArrVal_939 (Array Int Int))) (not (= (select (select (store (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1|)) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_936) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_939) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) is different from false [2022-01-18 08:46:09,102 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_932 (Array Int Int)) (v_ArrVal_936 (Array Int Int)) (v_ArrVal_939 (Array Int Int))) (not (= (select (select (store (store (let ((.cse0 (store |c_#memory_int| |c_~#m~0.base| v_ArrVal_932))) (store .cse0 |c_~#top~0.base| (store (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1|))) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_936) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_939) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) is different from false [2022-01-18 08:46:09,111 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_932 (Array Int Int)) (v_ArrVal_936 (Array Int Int)) (v_ArrVal_939 (Array Int Int))) (not (= (select (select (store (store (let ((.cse0 (store |c_#memory_int| |c_~#m~0.base| v_ArrVal_932))) (store .cse0 |c_~#top~0.base| (store (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset| c_~next_alloc_idx~0))) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_936) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_939) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) is different from false [2022-01-18 08:46:09,207 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_932 (Array Int Int)) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| Int) (v_ArrVal_936 (Array Int Int)) (v_ArrVal_939 (Array Int Int))) (or (not (= (- 1) (select (select |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) 0))) (not (= (select (select (store (store (let ((.cse0 (store |c_#memory_int| |c_~#m~0.base| v_ArrVal_932))) (store .cse0 |c_~#top~0.base| (store (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset| c_~next_alloc_idx~0))) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_936) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_939) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))) is different from false [2022-01-18 08:46:09,368 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 08:46:09,435 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or (not .cse0) (forall ((|v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76| Int) (v_ArrVal_932 (Array Int Int)) (v_ArrVal_936 (Array Int Int)) (v_ArrVal_928 (Array Int Int)) (v_ArrVal_939 (Array Int Int))) (let ((.cse2 (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_928))) (or (not (= (select (select (store (store (let ((.cse1 (store .cse2 |c_~#m~0.base| v_ArrVal_932))) (store .cse1 |c_~#top~0.base| (store (select .cse1 |c_~#top~0.base|) |c_~#top~0.offset| c_~next_alloc_idx~0))) |v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76| v_ArrVal_936) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_939) |c_~#top~0.base|) |c_~#top~0.offset|) 0)) (not (= (- 1) (select (select .cse2 |v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76|) 0))))))) (or (forall ((|v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76| Int) (v_ArrVal_932 (Array Int Int)) (v_ArrVal_936 (Array Int Int)) (v_ArrVal_939 (Array Int Int)) (v_ArrVal_929 (Array Int Int))) (let ((.cse4 (store |c_#memory_int| |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_929))) (or (not (= (select (select (store (store (let ((.cse3 (store .cse4 |c_~#m~0.base| v_ArrVal_932))) (store .cse3 |c_~#top~0.base| (store (select .cse3 |c_~#top~0.base|) |c_~#top~0.offset| c_~next_alloc_idx~0))) |v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76| v_ArrVal_936) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_939) |c_~#top~0.base|) |c_~#top~0.offset|) 0)) (not (= (- 1) (select (select .cse4 |v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76|) 0)))))) .cse0))) is different from false [2022-01-18 08:46:09,503 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_#t~mem8#1|))) (and (or .cse0 (forall ((|v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76| Int) (v_ArrVal_932 (Array Int Int)) (v_ArrVal_936 (Array Int Int)) (v_ArrVal_939 (Array Int Int)) (v_ArrVal_929 (Array Int Int))) (let ((.cse2 (store |c_#memory_int| |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_929))) (or (not (= (select (select (store (store (let ((.cse1 (store .cse2 |c_~#m~0.base| v_ArrVal_932))) (store .cse1 |c_~#top~0.base| (store (select .cse1 |c_~#top~0.base|) |c_~#top~0.offset| c_~next_alloc_idx~0))) |v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76| v_ArrVal_936) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_939) |c_~#top~0.base|) |c_~#top~0.offset|) 0)) (not (= (- 1) (select (select .cse2 |v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76|) 0))))))) (or (forall ((|v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76| Int) (v_ArrVal_932 (Array Int Int)) (v_ArrVal_936 (Array Int Int)) (v_ArrVal_928 (Array Int Int)) (v_ArrVal_939 (Array Int Int))) (let ((.cse4 (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_928))) (or (not (= (select (select (store (store (let ((.cse3 (store .cse4 |c_~#m~0.base| v_ArrVal_932))) (store .cse3 |c_~#top~0.base| (store (select .cse3 |c_~#top~0.base|) |c_~#top~0.offset| c_~next_alloc_idx~0))) |v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76| v_ArrVal_936) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_939) |c_~#top~0.base|) |c_~#top~0.offset|) 0)) (not (= (- 1) (select (select .cse4 |v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76|) 0)))))) (not .cse0)))) is different from false [2022-01-18 08:46:09,515 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76| Int) (v_ArrVal_932 (Array Int Int)) (v_ArrVal_936 (Array Int Int)) (v_ArrVal_928 (Array Int Int)) (v_ArrVal_939 (Array Int Int))) (let ((.cse1 (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_928))) (or (not (= (select (select (store (store (let ((.cse0 (store .cse1 |c_~#m~0.base| v_ArrVal_932))) (store .cse0 |c_~#top~0.base| (store (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset| c_~next_alloc_idx~0))) |v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76| v_ArrVal_936) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_939) |c_~#top~0.base|) |c_~#top~0.offset|) 0)) (not (= (- 1) (select (select .cse1 |v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76|) 0)))))) is different from false [2022-01-18 08:46:09,565 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76| Int) (v_ArrVal_932 (Array Int Int)) (v_ArrVal_936 (Array Int Int)) (v_ArrVal_928 (Array Int Int)) (v_ArrVal_939 (Array Int Int))) (let ((.cse0 (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_#t~ret7#1|)) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_928))) (or (not (= (- 1) (select (select .cse0 |v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76|) 0))) (not (= (select (select (store (store (let ((.cse1 (store .cse0 |c_~#m~0.base| v_ArrVal_932))) (store .cse1 |c_~#top~0.base| (store (select .cse1 |c_~#top~0.base|) |c_~#top~0.offset| c_~next_alloc_idx~0))) |v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76| v_ArrVal_936) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_939) |c_~#top~0.base|) |c_~#top~0.offset|) 0))))) is different from false [2022-01-18 08:46:09,594 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76| Int) (v_ArrVal_932 (Array Int Int)) (v_ArrVal_936 (Array Int Int)) (v_ArrVal_928 (Array Int Int)) (v_ArrVal_939 (Array Int Int))) (let ((.cse1 (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_#res#1|)) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_928))) (or (not (= (select (select (store (store (let ((.cse0 (store .cse1 |c_~#m~0.base| v_ArrVal_932))) (store .cse0 |c_~#top~0.base| (store (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset| c_~next_alloc_idx~0))) |v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76| v_ArrVal_936) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_939) |c_~#top~0.base|) |c_~#top~0.offset|) 0)) (not (= (- 1) (select (select .cse1 |v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76|) 0)))))) is different from false [2022-01-18 08:46:09,605 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76| Int) (v_ArrVal_932 (Array Int Int)) (v_ArrVal_936 (Array Int Int)) (v_ArrVal_928 (Array Int Int)) (v_ArrVal_939 (Array Int Int))) (let ((.cse0 (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1|)) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_928))) (or (not (= (- 1) (select (select .cse0 |v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76|) 0))) (not (= (select (select (store (store (let ((.cse1 (store .cse0 |c_~#m~0.base| v_ArrVal_932))) (store .cse1 |c_~#top~0.base| (store (select .cse1 |c_~#top~0.base|) |c_~#top~0.offset| c_~next_alloc_idx~0))) |v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76| v_ArrVal_936) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_939) |c_~#top~0.base|) |c_~#top~0.offset|) 0))))) is different from false [2022-01-18 08:46:09,619 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76| Int) (v_ArrVal_932 (Array Int Int)) (v_ArrVal_936 (Array Int Int)) (v_ArrVal_928 (Array Int Int)) (v_ArrVal_939 (Array Int Int))) (let ((.cse1 (store (let ((.cse2 (store |c_#memory_int| |c_~#m~0.base| (store (select |c_#memory_int| |c_~#m~0.base|) |c_~#m~0.offset| 0)))) (store .cse2 |c_~#top~0.base| (store (select .cse2 |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1|))) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_928))) (or (not (= (select (select (store (store (let ((.cse0 (store .cse1 |c_~#m~0.base| v_ArrVal_932))) (store .cse0 |c_~#top~0.base| (store (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset| c_~next_alloc_idx~0))) |v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76| v_ArrVal_936) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_939) |c_~#top~0.base|) |c_~#top~0.offset|) 0)) (not (= (- 1) (select (select .cse1 |v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76|) 0)))))) is different from false [2022-01-18 08:46:09,656 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76| Int) (v_ArrVal_932 (Array Int Int)) (v_ArrVal_936 (Array Int Int)) (v_ArrVal_928 (Array Int Int)) (v_ArrVal_939 (Array Int Int))) (let ((.cse1 (store (let ((.cse2 (store |c_#memory_int| |c_~#m~0.base| (store (select |c_#memory_int| |c_~#m~0.base|) |c_~#m~0.offset| 0)))) (store .cse2 |c_~#top~0.base| (store (select .cse2 |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1|))) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_928))) (or (not (= (select (select (store (store (let ((.cse0 (store .cse1 |c_~#m~0.base| v_ArrVal_932))) (store .cse0 |c_~#top~0.base| (store (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset| (+ c_~next_alloc_idx~0 2)))) |v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76| v_ArrVal_936) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_939) |c_~#top~0.base|) |c_~#top~0.offset|) 0)) (not (= (- 1) (select (select .cse1 |v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76|) 0)))))) is different from false [2022-01-18 08:46:09,667 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76| Int) (v_ArrVal_932 (Array Int Int)) (v_ArrVal_936 (Array Int Int)) (v_ArrVal_928 (Array Int Int)) (v_ArrVal_939 (Array Int Int))) (let ((.cse0 (store (let ((.cse2 (store |c_#memory_int| |c_~#m~0.base| (store (select |c_#memory_int| |c_~#m~0.base|) |c_~#m~0.offset| 0)))) (store .cse2 |c_~#top~0.base| (store (select .cse2 |c_~#top~0.base|) |c_~#top~0.offset| c_~next_alloc_idx~0))) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_928))) (or (not (= (- 1) (select (select .cse0 |v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76|) 0))) (not (= (select (select (store (store (let ((.cse1 (store .cse0 |c_~#m~0.base| v_ArrVal_932))) (store .cse1 |c_~#top~0.base| (store (select .cse1 |c_~#top~0.base|) |c_~#top~0.offset| (+ c_~next_alloc_idx~0 2)))) |v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76| v_ArrVal_936) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_939) |c_~#top~0.base|) |c_~#top~0.offset|) 0))))) is different from false [2022-01-18 08:46:09,683 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-18 08:46:09,683 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 108 treesize of output 96 [2022-01-18 08:46:09,700 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76| Int) (v_ArrVal_932 (Array Int Int)) (v_ArrVal_936 (Array Int Int)) (v_ArrVal_928 (Array Int Int)) (v_ArrVal_939 (Array Int Int)) (v_arrayElimArr_20 (Array Int Int))) (let ((.cse1 (store (let ((.cse2 (store |c_#memory_int| |c_~#m~0.base| v_arrayElimArr_20))) (store .cse2 |c_~#top~0.base| (store (select .cse2 |c_~#top~0.base|) |c_~#top~0.offset| c_~next_alloc_idx~0))) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_928))) (or (not (= (select v_arrayElimArr_20 |c_~#m~0.offset|) 0)) (not (= (select (select (store (store (let ((.cse0 (store .cse1 |c_~#m~0.base| v_ArrVal_932))) (store .cse0 |c_~#top~0.base| (store (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset| (+ c_~next_alloc_idx~0 2)))) |v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76| v_ArrVal_936) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_939) |c_~#top~0.base|) |c_~#top~0.offset|) 0)) (not (= (- 1) (select (select .cse1 |v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_76|) 0)))))) is different from false [2022-01-18 08:46:12,710 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-18 08:46:12,710 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 175 treesize of output 127 [2022-01-18 08:46:12,786 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-18 08:46:12,787 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 175821 treesize of output 173537 [2022-01-18 08:46:13,349 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 182797 treesize of output 179467 [2022-01-18 08:46:13,954 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-18 08:46:13,956 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 190717 treesize of output 186115 [2022-01-18 08:46:15,134 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 186102 treesize of output 175862 [2022-01-18 08:46:15,787 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1974 treesize of output 1912 [2022-01-18 08:46:16,402 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1912 treesize of output 1788 [2022-01-18 08:46:24,278 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-18 08:46:24,278 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 125 treesize of output 129 [2022-01-18 08:46:24,646 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-18 08:46:24,646 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 237 treesize of output 239 [2022-01-18 08:46:25,067 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-18 08:46:25,067 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 95 treesize of output 99 [2022-01-18 08:46:26,192 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-18 08:46:26,192 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 63 [2022-01-18 08:46:26,261 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-18 08:46:26,261 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 114 treesize of output 114 [2022-01-18 08:46:26,395 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-01-18 08:46:26,636 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-18 08:46:26,637 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 69 [2022-01-18 08:46:31,855 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 4 times theorem prover too weak. 0 trivial. 45 not checked. [2022-01-18 08:46:31,855 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [220575943] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-18 08:46:31,855 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-18 08:46:31,856 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 39, 35] total 96 [2022-01-18 08:46:31,856 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714396011] [2022-01-18 08:46:31,856 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-18 08:46:31,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 97 states [2022-01-18 08:46:31,856 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 08:46:31,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 97 interpolants. [2022-01-18 08:46:31,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=615, Invalid=5279, Unknown=38, NotChecked=3380, Total=9312 [2022-01-18 08:46:31,857 INFO L87 Difference]: Start difference. First operand 2045 states and 3767 transitions. Second operand has 97 states, 96 states have (on average 4.239583333333333) internal successors, (407), 97 states have internal predecessors, (407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:46:36,025 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_932 (Array Int Int)) (v_ArrVal_936 (Array Int Int)) (v_ArrVal_939 (Array Int Int))) (not (= (select (select (store (store (let ((.cse0 (store |c_#memory_int| |c_~#m~0.base| v_ArrVal_932))) (store .cse0 |c_~#top~0.base| (store (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset| c_~next_alloc_idx~0))) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_936) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_939) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| Int)) (or (forall ((v_ArrVal_932 (Array Int Int)) (v_ArrVal_936 (Array Int Int)) (v_ArrVal_939 (Array Int Int))) (not (= (select (select (store (store (let ((.cse1 (store |c_#memory_int| |c_~#m~0.base| v_ArrVal_932))) (store .cse1 |c_~#top~0.base| (store (select .cse1 |c_~#top~0.base|) |c_~#top~0.offset| c_~next_alloc_idx~0))) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_936) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_939) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) (not (= (- 1) (select (select |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset|)))))) is different from false [2022-01-18 08:46:36,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 08:46:36,136 INFO L93 Difference]: Finished difference Result 2647 states and 4836 transitions. [2022-01-18 08:46:36,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2022-01-18 08:46:36,136 INFO L78 Accepts]: Start accepts. Automaton has has 97 states, 96 states have (on average 4.239583333333333) internal successors, (407), 97 states have internal predecessors, (407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-01-18 08:46:36,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 08:46:36,140 INFO L225 Difference]: With dead ends: 2647 [2022-01-18 08:46:36,140 INFO L226 Difference]: Without dead ends: 2615 [2022-01-18 08:46:36,142 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 394 GetRequests, 229 SyntacticMatches, 23 SemanticMatches, 142 ConstructedPredicates, 21 IntricatePredicates, 8 DeprecatedPredicates, 6172 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=1529, Invalid=13516, Unknown=45, NotChecked=5502, Total=20592 [2022-01-18 08:46:36,142 INFO L933 BasicCegarLoop]: 245 mSDtfsCounter, 1700 mSDsluCounter, 7518 mSDsCounter, 0 mSdLazyCounter, 934 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1700 SdHoareTripleChecker+Valid, 7747 SdHoareTripleChecker+Invalid, 7930 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 934 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 6964 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-01-18 08:46:36,142 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1700 Valid, 7747 Invalid, 7930 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 934 Invalid, 0 Unknown, 6964 Unchecked, 0.4s Time] [2022-01-18 08:46:36,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2615 states. [2022-01-18 08:46:36,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2615 to 2357. [2022-01-18 08:46:36,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2357 states, 2356 states have (on average 1.8357385398981325) internal successors, (4325), 2356 states have internal predecessors, (4325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:46:36,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2357 states to 2357 states and 4325 transitions. [2022-01-18 08:46:36,170 INFO L78 Accepts]: Start accepts. Automaton has 2357 states and 4325 transitions. Word has length 143 [2022-01-18 08:46:36,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 08:46:36,170 INFO L470 AbstractCegarLoop]: Abstraction has 2357 states and 4325 transitions. [2022-01-18 08:46:36,170 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 97 states, 96 states have (on average 4.239583333333333) internal successors, (407), 97 states have internal predecessors, (407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:46:36,170 INFO L276 IsEmpty]: Start isEmpty. Operand 2357 states and 4325 transitions. [2022-01-18 08:46:36,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-01-18 08:46:36,172 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 08:46:36,173 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 08:46:36,220 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-01-18 08:46:36,387 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-01-18 08:46:36,387 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-18 08:46:36,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 08:46:36,387 INFO L85 PathProgramCache]: Analyzing trace with hash 1352408275, now seen corresponding path program 1 times [2022-01-18 08:46:36,388 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 08:46:36,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926802564] [2022-01-18 08:46:36,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 08:46:36,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 08:46:36,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 08:46:36,688 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 4 proven. 56 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-18 08:46:36,689 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 08:46:36,689 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [926802564] [2022-01-18 08:46:36,689 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [926802564] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-18 08:46:36,689 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [26833989] [2022-01-18 08:46:36,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 08:46:36,689 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 08:46:36,689 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 08:46:36,690 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-18 08:46:36,693 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-01-18 08:46:36,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 08:46:36,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 60 conjunts are in the unsatisfiable core [2022-01-18 08:46:36,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-18 08:46:37,632 INFO L353 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-01-18 08:46:37,632 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2022-01-18 08:46:37,897 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 4 proven. 56 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-18 08:46:37,897 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-18 08:46:37,947 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_29| Int) (v_ArrVal_1056 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_29| v_ArrVal_1056) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) .cse0) (or (not .cse0) (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_29| Int)) (not (= 0 (select (select (let ((.cse1 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_29| (store (select .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_29|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1))) |c_~#top~0.base|) |c_~#top~0.offset|))))))) is different from false [2022-01-18 08:46:37,990 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_#t~mem8#1|))) (and (or .cse0 (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_29| Int) (v_ArrVal_1056 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_29| v_ArrVal_1056) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))) (or (not .cse0) (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_29| Int)) (not (= 0 (select (select (let ((.cse1 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_29| (store (select .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_29|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1))) |c_~#top~0.base|) |c_~#top~0.offset|))))))) is different from false [2022-01-18 08:46:38,246 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 5 trivial. 8 not checked. [2022-01-18 08:46:38,246 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [26833989] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-18 08:46:38,246 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-18 08:46:38,246 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 15, 10] total 40 [2022-01-18 08:46:38,246 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259640610] [2022-01-18 08:46:38,246 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-18 08:46:38,248 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2022-01-18 08:46:38,248 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 08:46:38,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2022-01-18 08:46:38,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=183, Invalid=1305, Unknown=2, NotChecked=150, Total=1640 [2022-01-18 08:46:38,248 INFO L87 Difference]: Start difference. First operand 2357 states and 4325 transitions. Second operand has 41 states, 40 states have (on average 10.525) internal successors, (421), 41 states have internal predecessors, (421), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:46:41,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 08:46:41,890 INFO L93 Difference]: Finished difference Result 3694 states and 6662 transitions. [2022-01-18 08:46:41,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 140 states. [2022-01-18 08:46:41,891 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 40 states have (on average 10.525) internal successors, (421), 41 states have internal predecessors, (421), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 152 [2022-01-18 08:46:41,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 08:46:41,903 INFO L225 Difference]: With dead ends: 3694 [2022-01-18 08:46:41,904 INFO L226 Difference]: Without dead ends: 3602 [2022-01-18 08:46:41,906 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 491 GetRequests, 317 SyntacticMatches, 6 SemanticMatches, 168 ConstructedPredicates, 2 IntricatePredicates, 8 DeprecatedPredicates, 10684 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=3399, Invalid=24663, Unknown=2, NotChecked=666, Total=28730 [2022-01-18 08:46:41,907 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 1669 mSDsluCounter, 5659 mSDsCounter, 0 mSdLazyCounter, 1666 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1669 SdHoareTripleChecker+Valid, 5944 SdHoareTripleChecker+Invalid, 2714 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 1666 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 931 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-01-18 08:46:41,907 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1669 Valid, 5944 Invalid, 2714 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1666 Invalid, 0 Unknown, 931 Unchecked, 0.6s Time] [2022-01-18 08:46:41,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3602 states. [2022-01-18 08:46:41,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3602 to 2383. [2022-01-18 08:46:41,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2383 states, 2382 states have (on average 1.8404701931150294) internal successors, (4384), 2382 states have internal predecessors, (4384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:46:41,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2383 states to 2383 states and 4384 transitions. [2022-01-18 08:46:41,936 INFO L78 Accepts]: Start accepts. Automaton has 2383 states and 4384 transitions. Word has length 152 [2022-01-18 08:46:41,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 08:46:41,937 INFO L470 AbstractCegarLoop]: Abstraction has 2383 states and 4384 transitions. [2022-01-18 08:46:41,937 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 40 states have (on average 10.525) internal successors, (421), 41 states have internal predecessors, (421), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 08:46:41,937 INFO L276 IsEmpty]: Start isEmpty. Operand 2383 states and 4384 transitions. [2022-01-18 08:46:41,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-01-18 08:46:41,940 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 08:46:41,940 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 08:46:41,957 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-01-18 08:46:42,151 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-01-18 08:46:42,151 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-18 08:46:42,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 08:46:42,152 INFO L85 PathProgramCache]: Analyzing trace with hash 517801304, now seen corresponding path program 5 times [2022-01-18 08:46:42,152 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 08:46:42,152 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403494668] [2022-01-18 08:46:42,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 08:46:42,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 08:46:42,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 08:46:43,000 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 0 proven. 137 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-01-18 08:46:43,000 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 08:46:43,000 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403494668] [2022-01-18 08:46:43,000 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403494668] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-18 08:46:43,000 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [596871834] [2022-01-18 08:46:43,000 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-01-18 08:46:43,000 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 08:46:43,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 08:46:43,001 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-18 08:46:43,002 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-01-18 08:46:43,185 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2022-01-18 08:46:43,186 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-18 08:46:43,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 628 conjuncts, 64 conjunts are in the unsatisfiable core [2022-01-18 08:46:43,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-18 08:46:43,280 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-01-18 08:46:43,281 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-01-18 08:46:44,566 INFO L353 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-01-18 08:46:44,567 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-01-18 08:46:44,592 INFO L353 Elim1Store]: treesize reduction 26, result has 50.9 percent of original size [2022-01-18 08:46:44,593 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 72 [2022-01-18 08:46:44,601 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-01-18 08:46:44,617 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-01-18 08:46:44,626 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 47 [2022-01-18 08:46:44,633 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-01-18 08:46:44,639 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-01-18 08:46:44,654 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2022-01-18 08:46:44,677 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-01-18 08:46:44,862 INFO L353 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-01-18 08:46:44,862 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 37 [2022-01-18 08:46:44,869 WARN L320 FreeRefinementEngine]: Global settings require throwing the following exception [2022-01-18 08:46:44,888 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-01-18 08:46:45,088 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-01-18 08:46:45,089 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: Should have been eliminated by DER at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.DerPreprocessor.(DerPreprocessor.java:108) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:353) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminate(DualJunctionSaa.java:184) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne3(DualJunctionSaa.java:166) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne2(DualJunctionSaa.java:154) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne1(DualJunctionSaa.java:142) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne0(DualJunctionSaa.java:126) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne(DualJunctionSaa.java:110) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryExhaustivelyToEliminate(DualJunctionSaa.java:95) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminate(DualJunctionSaa.java:90) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToEliminateOne(QuantifierPusher.java:904) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyNewEliminationTechniquesExhaustively(QuantifierPusher.java:865) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyDualJunctionEliminationTechniques(QuantifierPusher.java:783) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective2(QuantifierPusher.java:425) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:355) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:172) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:169) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:77) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:261) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:247) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:92) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:238) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:420) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:199) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:299) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-01-18 08:46:45,092 INFO L158 Benchmark]: Toolchain (without parser) took 79359.72ms. Allocated memory was 352.3MB in the beginning and 1.0GB in the end (delta: 652.2MB). Free memory was 295.9MB in the beginning and 850.7MB in the end (delta: -554.8MB). Peak memory consumption was 100.6MB. Max. memory is 16.0GB. [2022-01-18 08:46:45,092 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 352.3MB. Free memory is still 314.6MB. There was no memory consumed. Max. memory is 16.0GB. [2022-01-18 08:46:45,093 INFO L158 Benchmark]: CACSL2BoogieTranslator took 291.89ms. Allocated memory is still 352.3MB. Free memory was 295.7MB in the beginning and 314.0MB in the end (delta: -18.3MB). Peak memory consumption was 11.3MB. Max. memory is 16.0GB. [2022-01-18 08:46:45,093 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.46ms. Allocated memory is still 352.3MB. Free memory was 314.0MB in the beginning and 311.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2022-01-18 08:46:45,093 INFO L158 Benchmark]: Boogie Preprocessor took 18.80ms. Allocated memory is still 352.3MB. Free memory was 311.9MB in the beginning and 309.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2022-01-18 08:46:45,093 INFO L158 Benchmark]: RCFGBuilder took 444.91ms. Allocated memory is still 352.3MB. Free memory was 309.8MB in the beginning and 280.5MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.0GB. [2022-01-18 08:46:45,093 INFO L158 Benchmark]: TraceAbstraction took 78568.77ms. Allocated memory was 352.3MB in the beginning and 1.0GB in the end (delta: 652.2MB). Free memory was 280.5MB in the beginning and 850.7MB in the end (delta: -570.2MB). Peak memory consumption was 85.1MB. Max. memory is 16.0GB. [2022-01-18 08:46:45,095 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 352.3MB. Free memory is still 314.6MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 291.89ms. Allocated memory is still 352.3MB. Free memory was 295.7MB in the beginning and 314.0MB in the end (delta: -18.3MB). Peak memory consumption was 11.3MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 31.46ms. Allocated memory is still 352.3MB. Free memory was 314.0MB in the beginning and 311.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 18.80ms. Allocated memory is still 352.3MB. Free memory was 311.9MB in the beginning and 309.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 444.91ms. Allocated memory is still 352.3MB. Free memory was 309.8MB in the beginning and 280.5MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.0GB. * TraceAbstraction took 78568.77ms. Allocated memory was 352.3MB in the beginning and 1.0GB in the end (delta: 652.2MB). Free memory was 280.5MB in the beginning and 850.7MB in the end (delta: -570.2MB). Peak memory consumption was 85.1MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: Should have been eliminated by DER de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: Should have been eliminated by DER: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.DerPreprocessor.(DerPreprocessor.java:108) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-01-18 08:46:45,133 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...