/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-8c2bbc9 [2021-10-07 14:53:19,631 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-07 14:53:19,636 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-07 14:53:19,702 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-10-07 14:53:19,805 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-07 14:53:19,806 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-07 14:53:19,807 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-07 14:53:19,809 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-10-07 14:53:19,863 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-07 14:53:19,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-07 14:53:19,865 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-07 14:53:19,865 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-07 14:53:19,869 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-07 14:53:19,869 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-07 14:53:19,869 INFO L138 SettingsManager]: * Use SBE=true [2021-10-07 14:53:19,870 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-07 14:53:19,870 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-07 14:53:19,870 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-07 14:53:19,871 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-07 14:53:19,872 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-07 14:53:19,872 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-07 14:53:19,872 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-07 14:53:19,872 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-07 14:53:19,872 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-07 14:53:19,873 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-07 14:53:19,873 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-07 14:53:19,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-07 14:53:19,873 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-07 14:53:19,873 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-07 14:53:19,874 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-07 14:53:19,874 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-07 14:53:19,874 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-07 14:53:19,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-07 14:53:19,874 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-07 14:53:19,875 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-07 14:53:19,875 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-07 14:53:19,875 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-07 14:53:19,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-07 14:53:19,875 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-07 14:53:19,876 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-07 14:53:19,876 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-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-07 14:53:20,282 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-07 14:53:20,315 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-07 14:53:20,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-07 14:53:20,319 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-07 14:53:20,320 INFO L275 PluginConnector]: CDTParser initialized [2021-10-07 14:53:20,321 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c [2021-10-07 14:53:20,412 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a466c89c5/23f91c0fe7c14725968dda627192b77f/FLAG6292e3c81 [2021-10-07 14:53:21,122 INFO L306 CDTParser]: Found 1 translation units. [2021-10-07 14:53:21,123 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c [2021-10-07 14:53:21,133 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a466c89c5/23f91c0fe7c14725968dda627192b77f/FLAG6292e3c81 [2021-10-07 14:53:21,470 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a466c89c5/23f91c0fe7c14725968dda627192b77f [2021-10-07 14:53:21,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-07 14:53:21,485 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-07 14:53:21,488 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-07 14:53:21,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-07 14:53:21,492 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-07 14:53:21,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 02:53:21" (1/1) ... [2021-10-07 14:53:21,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a090fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:53:21, skipping insertion in model container [2021-10-07 14:53:21,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 02:53:21" (1/1) ... [2021-10-07 14:53:21,505 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-07 14:53:21,551 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-07 14:53:21,855 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c[5317,5330] [2021-10-07 14:53:21,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-07 14:53:21,874 INFO L203 MainTranslator]: Completed pre-run [2021-10-07 14:53:21,917 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c[5317,5330] [2021-10-07 14:53:21,925 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-07 14:53:21,964 INFO L208 MainTranslator]: Completed translation [2021-10-07 14:53:21,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:53:21 WrapperNode [2021-10-07 14:53:21,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-07 14:53:21,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-07 14:53:21,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-07 14:53:21,968 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-07 14:53:21,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:53:21" (1/1) ... [2021-10-07 14:53:22,012 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:53:21" (1/1) ... [2021-10-07 14:53:22,083 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-07 14:53:22,085 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-07 14:53:22,085 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-07 14:53:22,085 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-07 14:53:22,099 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:53:21" (1/1) ... [2021-10-07 14:53:22,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:53:21" (1/1) ... [2021-10-07 14:53:22,121 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:53:21" (1/1) ... [2021-10-07 14:53:22,122 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:53:21" (1/1) ... [2021-10-07 14:53:22,143 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:53:21" (1/1) ... [2021-10-07 14:53:22,158 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:53:21" (1/1) ... [2021-10-07 14:53:22,164 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:53:21" (1/1) ... [2021-10-07 14:53:22,174 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-07 14:53:22,179 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-07 14:53:22,179 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-07 14:53:22,179 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-07 14:53:22,180 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:53:21" (1/1) ... [2021-10-07 14:53:22,194 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-07 14:53:22,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-07 14:53:22,231 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-07 14:53:22,259 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-07 14:53:22,315 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-07 14:53:22,315 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-07 14:53:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-07 14:53:22,316 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-07 14:53:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-07 14:53:22,316 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-07 14:53:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-07 14:53:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-07 14:53:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-07 14:53:22,317 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-07 14:53:22,317 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-07 14:53:22,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-07 14:53:22,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-07 14:53:22,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-07 14:53:22,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-07 14:53:22,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-07 14:53:22,321 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-07 14:53:23,990 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-07 14:53:23,990 INFO L299 CfgBuilder]: Removed 28 assume(true) statements. [2021-10-07 14:53:23,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 02:53:23 BoogieIcfgContainer [2021-10-07 14:53:23,994 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-07 14:53:23,996 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-07 14:53:23,996 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-07 14:53:24,000 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-07 14:53:24,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 02:53:21" (1/3) ... [2021-10-07 14:53:24,002 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33f58f37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 02:53:24, skipping insertion in model container [2021-10-07 14:53:24,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:53:21" (2/3) ... [2021-10-07 14:53:24,002 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33f58f37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 02:53:24, skipping insertion in model container [2021-10-07 14:53:24,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 02:53:23" (3/3) ... [2021-10-07 14:53:24,004 INFO L111 eAbstractionObserver]: Analyzing ICFG chl-name-comparator-subst.wvr.c [2021-10-07 14:53:24,011 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-07 14:53:24,012 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-07 14:53:24,012 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 14 error locations. [2021-10-07 14:53:24,012 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-07 14:53:24,057 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,058 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,058 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,058 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,059 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,059 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,059 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,064 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,065 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,065 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,065 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,065 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,066 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,066 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,066 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,066 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,067 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,067 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,067 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,067 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,068 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,068 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,068 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,068 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,069 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,069 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,069 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,069 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,070 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,070 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,070 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,070 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,070 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,071 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,071 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,071 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,071 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,071 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,072 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,072 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,072 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,072 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,072 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,072 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,073 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,073 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,073 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,073 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,073 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,074 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,074 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,074 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,074 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,074 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,075 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,075 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,075 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,076 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,076 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,076 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,076 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,076 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,077 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,077 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,077 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,078 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,078 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,078 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,078 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,078 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,079 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,079 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,079 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,080 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,080 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,080 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,080 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,080 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,081 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,082 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,082 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,082 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,082 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,083 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,083 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,083 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,083 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,084 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,084 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,084 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,084 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,085 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,085 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,085 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,085 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,086 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,086 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,086 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,086 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,087 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,087 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,087 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,087 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,088 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,088 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,088 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,088 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,089 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,089 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,089 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,089 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,089 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,090 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,090 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,090 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,090 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,090 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,091 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,091 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,091 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,091 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,091 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,091 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,092 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,092 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,092 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,092 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,092 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,093 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,093 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,093 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,093 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,094 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,094 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,094 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,094 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,095 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,095 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,095 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,095 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,096 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,096 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,096 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,096 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,097 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,097 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,097 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,097 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,098 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,098 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,098 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,098 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,098 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,099 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,099 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,099 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,100 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,100 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,101 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,101 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,101 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,101 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,102 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,102 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,102 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,102 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,103 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,103 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,103 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,103 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,104 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,104 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,104 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,104 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,104 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,105 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,105 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,105 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,105 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,106 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,106 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,106 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,106 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,106 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,107 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,107 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,107 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,107 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,108 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,108 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,108 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,108 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,108 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,108 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,109 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,109 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,109 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,109 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,109 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,110 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,110 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,110 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,110 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,110 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,110 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,111 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,111 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,111 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,111 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,111 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,112 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,112 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,112 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,113 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,113 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,113 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,113 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,113 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,114 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,114 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,114 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,115 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,115 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,115 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,115 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,115 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,116 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,116 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,116 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,116 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,117 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,117 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,117 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,117 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,121 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,122 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,122 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,122 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,122 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,123 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,123 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,123 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,123 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,123 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,124 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,124 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,124 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,124 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,126 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,126 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,127 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,127 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,127 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,127 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,128 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,128 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,128 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,128 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,129 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,129 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,129 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,129 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,131 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,131 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,131 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,131 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,132 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,132 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,132 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,132 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,133 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,133 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,133 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,133 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,133 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,134 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-07 14:53:24,140 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-10-07 14:53:24,195 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-07 14:53:24,204 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=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 [2021-10-07 14:53:24,204 INFO L340 AbstractCegarLoop]: Starting to check reachability of 29 error locations. [2021-10-07 14:53:24,225 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-10-07 14:53:24,238 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 197 places, 198 transitions, 420 flow [2021-10-07 14:53:24,241 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 197 places, 198 transitions, 420 flow [2021-10-07 14:53:24,243 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 197 places, 198 transitions, 420 flow [2021-10-07 14:53:24,373 INFO L129 PetriNetUnfolder]: 11/195 cut-off events. [2021-10-07 14:53:24,373 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-10-07 14:53:24,381 INFO L84 FinitePrefix]: Finished finitePrefix Result has 208 conditions, 195 events. 11/195 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 176 event pairs, 0 based on Foata normal form. 0/170 useless extension candidates. Maximal degree in co-relation 157. Up to 2 conditions per place. [2021-10-07 14:53:24,386 INFO L116 LiptonReduction]: Number of co-enabled transitions 2184 [2021-10-07 14:53:39,717 INFO L131 LiptonReduction]: Checked pairs total: 2743 [2021-10-07 14:53:39,717 INFO L133 LiptonReduction]: Total number of compositions: 189 [2021-10-07 14:53:39,727 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 47 places, 41 transitions, 106 flow [2021-10-07 14:53:39,809 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 909 states, 783 states have (on average 3.8748403575989783) internal successors, (3034), 908 states have internal predecessors, (3034), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:39,815 INFO L276 IsEmpty]: Start isEmpty. Operand has 909 states, 783 states have (on average 3.8748403575989783) internal successors, (3034), 908 states have internal predecessors, (3034), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:39,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-10-07 14:53:39,822 INFO L504 BasicCegarLoop]: Found error trace [2021-10-07 14:53:39,822 INFO L512 BasicCegarLoop]: trace histogram [1, 1] [2021-10-07 14:53:39,823 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2021-10-07 14:53:39,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-07 14:53:39,832 INFO L82 PathProgramCache]: Analyzing trace with hash 38896, now seen corresponding path program 1 times [2021-10-07 14:53:39,848 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-07 14:53:39,849 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584716433] [2021-10-07 14:53:39,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:53:39,851 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-07 14:53:40,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-07 14:53:40,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-07 14:53:40,160 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-07 14:53:40,161 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584716433] [2021-10-07 14:53:40,161 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584716433] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-07 14:53:40,162 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-07 14:53:40,162 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-10-07 14:53:40,164 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493156930] [2021-10-07 14:53:40,169 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-07 14:53:40,170 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-07 14:53:40,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-07 14:53:40,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-07 14:53:40,191 INFO L87 Difference]: Start difference. First operand has 909 states, 783 states have (on average 3.8748403575989783) internal successors, (3034), 908 states have internal predecessors, (3034), 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, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:40,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-07 14:53:40,284 INFO L93 Difference]: Finished difference Result 1195 states and 3959 transitions. [2021-10-07 14:53:40,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-07 14:53:40,290 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 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 2 [2021-10-07 14:53:40,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-07 14:53:40,325 INFO L225 Difference]: With dead ends: 1195 [2021-10-07 14:53:40,325 INFO L226 Difference]: Without dead ends: 1195 [2021-10-07 14:53:40,326 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-07 14:53:40,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1195 states. [2021-10-07 14:53:40,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1195 to 600. [2021-10-07 14:53:40,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 600 states, 535 states have (on average 3.7065420560747664) internal successors, (1983), 599 states have internal predecessors, (1983), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:40,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 600 states and 1983 transitions. [2021-10-07 14:53:40,441 INFO L78 Accepts]: Start accepts. Automaton has 600 states and 1983 transitions. Word has length 2 [2021-10-07 14:53:40,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-07 14:53:40,442 INFO L470 AbstractCegarLoop]: Abstraction has 600 states and 1983 transitions. [2021-10-07 14:53:40,442 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:40,442 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1983 transitions. [2021-10-07 14:53:40,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-07 14:53:40,443 INFO L504 BasicCegarLoop]: Found error trace [2021-10-07 14:53:40,443 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-10-07 14:53:40,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-07 14:53:40,444 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2021-10-07 14:53:40,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-07 14:53:40,444 INFO L82 PathProgramCache]: Analyzing trace with hash 1206976, now seen corresponding path program 1 times [2021-10-07 14:53:40,445 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-07 14:53:40,445 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954910517] [2021-10-07 14:53:40,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:53:40,445 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-07 14:53:40,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-07 14:53:40,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-07 14:53:40,528 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-07 14:53:40,528 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954910517] [2021-10-07 14:53:40,528 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954910517] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-07 14:53:40,528 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [415105317] [2021-10-07 14:53:40,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:53:40,529 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-07 14:53:40,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-07 14:53:40,534 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-07 14:53:40,537 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-07 14:53:40,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-07 14:53:40,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-07 14:53:40,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-07 14:53:40,718 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-07 14:53:40,719 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [415105317] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-07 14:53:40,719 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-07 14:53:40,719 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 3 [2021-10-07 14:53:40,720 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126995735] [2021-10-07 14:53:40,721 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-07 14:53:40,721 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-07 14:53:40,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-07 14:53:40,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-07 14:53:40,722 INFO L87 Difference]: Start difference. First operand 600 states and 1983 transitions. Second operand has 4 states, 3 states have (on average 1.0) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:40,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-07 14:53:40,784 INFO L93 Difference]: Finished difference Result 1194 states and 3958 transitions. [2021-10-07 14:53:40,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-07 14:53:40,789 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.0) internal successors, (3), 3 states have internal predecessors, (3), 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 3 [2021-10-07 14:53:40,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-07 14:53:40,807 INFO L225 Difference]: With dead ends: 1194 [2021-10-07 14:53:40,808 INFO L226 Difference]: Without dead ends: 1194 [2021-10-07 14:53:40,808 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.6ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-07 14:53:40,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1194 states. [2021-10-07 14:53:40,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1194 to 599. [2021-10-07 14:53:40,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 599 states, 535 states have (on average 3.7046728971962617) internal successors, (1982), 598 states have internal predecessors, (1982), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:40,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 599 states and 1982 transitions. [2021-10-07 14:53:40,921 INFO L78 Accepts]: Start accepts. Automaton has 599 states and 1982 transitions. Word has length 3 [2021-10-07 14:53:40,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-07 14:53:40,921 INFO L470 AbstractCegarLoop]: Abstraction has 599 states and 1982 transitions. [2021-10-07 14:53:40,921 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.0) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:40,922 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 1982 transitions. [2021-10-07 14:53:40,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-07 14:53:40,925 INFO L504 BasicCegarLoop]: Found error trace [2021-10-07 14:53:40,925 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-10-07 14:53:40,977 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-07 14:53:41,126 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-07 14:53:41,127 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2021-10-07 14:53:41,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-07 14:53:41,129 INFO L82 PathProgramCache]: Analyzing trace with hash 1206963, now seen corresponding path program 1 times [2021-10-07 14:53:41,129 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-07 14:53:41,129 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836906566] [2021-10-07 14:53:41,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:53:41,130 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-07 14:53:41,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-07 14:53:41,190 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-07 14:53:41,190 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-07 14:53:41,190 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836906566] [2021-10-07 14:53:41,190 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836906566] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-07 14:53:41,191 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1754528400] [2021-10-07 14:53:41,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:53:41,191 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-07 14:53:41,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-07 14:53:41,193 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-07 14:53:41,229 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-07 14:53:41,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-07 14:53:41,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-07 14:53:41,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-07 14:53:41,339 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-07 14:53:41,339 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1754528400] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-07 14:53:41,339 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-07 14:53:41,340 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 2] total 3 [2021-10-07 14:53:41,340 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124060106] [2021-10-07 14:53:41,340 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-07 14:53:41,341 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-07 14:53:41,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-07 14:53:41,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-07 14:53:41,345 INFO L87 Difference]: Start difference. First operand 599 states and 1982 transitions. Second operand has 5 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:41,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-07 14:53:41,449 INFO L93 Difference]: Finished difference Result 1790 states and 5936 transitions. [2021-10-07 14:53:41,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-07 14:53:41,458 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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 3 [2021-10-07 14:53:41,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-07 14:53:41,498 INFO L225 Difference]: With dead ends: 1790 [2021-10-07 14:53:41,498 INFO L226 Difference]: Without dead ends: 1790 [2021-10-07 14:53:41,499 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.3ms TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-07 14:53:41,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1790 states. [2021-10-07 14:53:41,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1790 to 600. [2021-10-07 14:53:41,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 600 states, 536 states have (on average 3.701492537313433) internal successors, (1984), 599 states have internal predecessors, (1984), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:41,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 600 states and 1984 transitions. [2021-10-07 14:53:41,579 INFO L78 Accepts]: Start accepts. Automaton has 600 states and 1984 transitions. Word has length 3 [2021-10-07 14:53:41,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-07 14:53:41,579 INFO L470 AbstractCegarLoop]: Abstraction has 600 states and 1984 transitions. [2021-10-07 14:53:41,580 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:41,581 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1984 transitions. [2021-10-07 14:53:41,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-07 14:53:41,581 INFO L504 BasicCegarLoop]: Found error trace [2021-10-07 14:53:41,581 INFO L512 BasicCegarLoop]: trace histogram [2, 1, 1] [2021-10-07 14:53:41,626 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-07 14:53:41,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-07 14:53:41,797 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2021-10-07 14:53:41,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-07 14:53:41,797 INFO L82 PathProgramCache]: Analyzing trace with hash 37417443, now seen corresponding path program 2 times [2021-10-07 14:53:41,798 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-07 14:53:41,798 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478282719] [2021-10-07 14:53:41,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:53:41,799 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-07 14:53:41,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-07 14:53:41,886 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-07 14:53:41,886 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-07 14:53:41,887 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478282719] [2021-10-07 14:53:41,887 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1478282719] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-07 14:53:41,887 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [583048073] [2021-10-07 14:53:41,887 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-07 14:53:41,888 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-07 14:53:41,888 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-07 14:53:41,893 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-07 14:53:41,902 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-07 14:53:41,973 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-07 14:53:41,974 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-07 14:53:41,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-07 14:53:41,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-07 14:53:42,004 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-07 14:53:42,005 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [583048073] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-07 14:53:42,005 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-07 14:53:42,005 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [3] total 4 [2021-10-07 14:53:42,006 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695026646] [2021-10-07 14:53:42,006 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-07 14:53:42,006 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-07 14:53:42,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-07 14:53:42,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-10-07 14:53:42,007 INFO L87 Difference]: Start difference. First operand 600 states and 1984 transitions. Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:42,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-07 14:53:42,030 INFO L93 Difference]: Finished difference Result 599 states and 1983 transitions. [2021-10-07 14:53:42,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-07 14:53:42,039 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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 4 [2021-10-07 14:53:42,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-07 14:53:42,047 INFO L225 Difference]: With dead ends: 599 [2021-10-07 14:53:42,047 INFO L226 Difference]: Without dead ends: 599 [2021-10-07 14:53:42,047 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 14.5ms TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-10-07 14:53:42,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 599 states. [2021-10-07 14:53:42,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 599 to 597. [2021-10-07 14:53:42,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 597 states, 534 states have (on average 3.7059925093632957) internal successors, (1979), 596 states have internal predecessors, (1979), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:42,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 597 states and 1979 transitions. [2021-10-07 14:53:42,075 INFO L78 Accepts]: Start accepts. Automaton has 597 states and 1979 transitions. Word has length 4 [2021-10-07 14:53:42,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-07 14:53:42,076 INFO L470 AbstractCegarLoop]: Abstraction has 597 states and 1979 transitions. [2021-10-07 14:53:42,076 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:42,077 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1979 transitions. [2021-10-07 14:53:42,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-07 14:53:42,077 INFO L504 BasicCegarLoop]: Found error trace [2021-10-07 14:53:42,077 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-10-07 14:53:42,124 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-10-07 14:53:42,292 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-07 14:53:42,293 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2021-10-07 14:53:42,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-07 14:53:42,294 INFO L82 PathProgramCache]: Analyzing trace with hash 1159792180, now seen corresponding path program 1 times [2021-10-07 14:53:42,294 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-07 14:53:42,295 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611386233] [2021-10-07 14:53:42,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:53:42,295 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-07 14:53:42,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-07 14:53:42,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-07 14:53:42,337 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-07 14:53:42,337 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1611386233] [2021-10-07 14:53:42,338 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1611386233] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-07 14:53:42,338 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-07 14:53:42,338 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-07 14:53:42,338 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601040282] [2021-10-07 14:53:42,338 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-07 14:53:42,339 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-07 14:53:42,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-07 14:53:42,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-07 14:53:42,340 INFO L87 Difference]: Start difference. First operand 597 states and 1979 transitions. Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:42,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-07 14:53:42,360 INFO L93 Difference]: Finished difference Result 598 states and 1980 transitions. [2021-10-07 14:53:42,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-07 14:53:42,361 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 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 5 [2021-10-07 14:53:42,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-07 14:53:42,367 INFO L225 Difference]: With dead ends: 598 [2021-10-07 14:53:42,368 INFO L226 Difference]: Without dead ends: 598 [2021-10-07 14:53:42,368 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-07 14:53:42,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 598 states. [2021-10-07 14:53:42,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 598 to 598. [2021-10-07 14:53:42,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 598 states, 535 states have (on average 3.7009345794392523) internal successors, (1980), 597 states have internal predecessors, (1980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:42,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 598 states and 1980 transitions. [2021-10-07 14:53:42,394 INFO L78 Accepts]: Start accepts. Automaton has 598 states and 1980 transitions. Word has length 5 [2021-10-07 14:53:42,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-07 14:53:42,396 INFO L470 AbstractCegarLoop]: Abstraction has 598 states and 1980 transitions. [2021-10-07 14:53:42,396 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:42,396 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 1980 transitions. [2021-10-07 14:53:42,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-07 14:53:42,397 INFO L504 BasicCegarLoop]: Found error trace [2021-10-07 14:53:42,397 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-10-07 14:53:42,397 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-07 14:53:42,398 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2021-10-07 14:53:42,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-07 14:53:42,408 INFO L82 PathProgramCache]: Analyzing trace with hash 1598325092, now seen corresponding path program 1 times [2021-10-07 14:53:42,409 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-07 14:53:42,409 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466779681] [2021-10-07 14:53:42,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:53:42,409 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-07 14:53:42,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-07 14:53:42,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-07 14:53:42,494 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-07 14:53:42,495 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466779681] [2021-10-07 14:53:42,495 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466779681] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-07 14:53:42,495 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-07 14:53:42,495 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-07 14:53:42,495 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720630922] [2021-10-07 14:53:42,496 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-07 14:53:42,496 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-07 14:53:42,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-07 14:53:42,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-07 14:53:42,497 INFO L87 Difference]: Start difference. First operand 598 states and 1980 transitions. Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:42,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-07 14:53:42,539 INFO L93 Difference]: Finished difference Result 848 states and 2787 transitions. [2021-10-07 14:53:42,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-07 14:53:42,540 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 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 6 [2021-10-07 14:53:42,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-07 14:53:42,548 INFO L225 Difference]: With dead ends: 848 [2021-10-07 14:53:42,549 INFO L226 Difference]: Without dead ends: 848 [2021-10-07 14:53:42,550 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-07 14:53:42,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 848 states. [2021-10-07 14:53:42,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 848 to 684. [2021-10-07 14:53:42,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 684 states, 621 states have (on average 3.793880837359098) internal successors, (2356), 683 states have internal predecessors, (2356), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:42,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 684 states and 2356 transitions. [2021-10-07 14:53:42,581 INFO L78 Accepts]: Start accepts. Automaton has 684 states and 2356 transitions. Word has length 6 [2021-10-07 14:53:42,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-07 14:53:42,582 INFO L470 AbstractCegarLoop]: Abstraction has 684 states and 2356 transitions. [2021-10-07 14:53:42,582 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:42,582 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 2356 transitions. [2021-10-07 14:53:42,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-07 14:53:42,583 INFO L504 BasicCegarLoop]: Found error trace [2021-10-07 14:53:42,583 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-07 14:53:42,584 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-07 14:53:42,584 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2021-10-07 14:53:42,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-07 14:53:42,585 INFO L82 PathProgramCache]: Analyzing trace with hash -1991528554, now seen corresponding path program 1 times [2021-10-07 14:53:42,585 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-07 14:53:42,586 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91535144] [2021-10-07 14:53:42,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:53:42,586 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-07 14:53:42,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-07 14:53:42,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-07 14:53:42,681 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-07 14:53:42,681 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [91535144] [2021-10-07 14:53:42,684 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [91535144] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-07 14:53:42,684 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [242855905] [2021-10-07 14:53:42,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:53:42,684 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-07 14:53:42,684 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-07 14:53:42,686 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-07 14:53:42,692 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-07 14:53:42,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-07 14:53:42,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-07 14:53:42,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-07 14:53:42,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-07 14:53:42,834 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [242855905] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-07 14:53:42,834 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-07 14:53:42,834 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 5 [2021-10-07 14:53:42,835 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539829983] [2021-10-07 14:53:42,837 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-07 14:53:42,837 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-07 14:53:42,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-07 14:53:42,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-10-07 14:53:42,843 INFO L87 Difference]: Start difference. First operand 684 states and 2356 transitions. Second operand has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:42,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-07 14:53:42,865 INFO L93 Difference]: Finished difference Result 685 states and 2357 transitions. [2021-10-07 14:53:42,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-07 14:53:42,866 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 5 states have internal predecessors, (10), 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 7 [2021-10-07 14:53:42,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-07 14:53:42,873 INFO L225 Difference]: With dead ends: 685 [2021-10-07 14:53:42,873 INFO L226 Difference]: Without dead ends: 685 [2021-10-07 14:53:42,875 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 19.0ms TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-10-07 14:53:42,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 685 states. [2021-10-07 14:53:42,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 685 to 685. [2021-10-07 14:53:42,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 685 states, 622 states have (on average 3.789389067524116) internal successors, (2357), 684 states have internal predecessors, (2357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:42,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 685 states and 2357 transitions. [2021-10-07 14:53:42,947 INFO L78 Accepts]: Start accepts. Automaton has 685 states and 2357 transitions. Word has length 7 [2021-10-07 14:53:42,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-07 14:53:42,947 INFO L470 AbstractCegarLoop]: Abstraction has 685 states and 2357 transitions. [2021-10-07 14:53:42,947 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:42,947 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 2357 transitions. [2021-10-07 14:53:42,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-07 14:53:42,948 INFO L504 BasicCegarLoop]: Found error trace [2021-10-07 14:53:42,948 INFO L512 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2021-10-07 14:53:42,982 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-10-07 14:53:43,162 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-07 14:53:43,163 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2021-10-07 14:53:43,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-07 14:53:43,164 INFO L82 PathProgramCache]: Analyzing trace with hash -1468195130, now seen corresponding path program 2 times [2021-10-07 14:53:43,164 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-07 14:53:43,165 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500237948] [2021-10-07 14:53:43,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:53:43,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-07 14:53:43,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-07 14:53:43,220 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-07 14:53:43,221 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-07 14:53:43,223 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500237948] [2021-10-07 14:53:43,223 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [500237948] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-07 14:53:43,223 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1668367589] [2021-10-07 14:53:43,224 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-07 14:53:43,224 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-07 14:53:43,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-07 14:53:43,228 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-07 14:53:43,244 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-10-07 14:53:43,309 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-07 14:53:43,309 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-07 14:53:43,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-07 14:53:43,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-07 14:53:43,374 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-07 14:53:43,375 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1668367589] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-07 14:53:43,375 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-07 14:53:43,375 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2021-10-07 14:53:43,375 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485711326] [2021-10-07 14:53:43,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-07 14:53:43,376 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-07 14:53:43,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-07 14:53:43,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2021-10-07 14:53:43,377 INFO L87 Difference]: Start difference. First operand 685 states and 2357 transitions. Second operand has 8 states, 8 states have (on average 1.5) internal successors, (12), 7 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:43,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-07 14:53:43,400 INFO L93 Difference]: Finished difference Result 686 states and 2358 transitions. [2021-10-07 14:53:43,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-07 14:53:43,401 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.5) internal successors, (12), 7 states have internal predecessors, (12), 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 8 [2021-10-07 14:53:43,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-07 14:53:43,408 INFO L225 Difference]: With dead ends: 686 [2021-10-07 14:53:43,408 INFO L226 Difference]: Without dead ends: 686 [2021-10-07 14:53:43,408 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 35.9ms TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2021-10-07 14:53:43,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 686 states. [2021-10-07 14:53:43,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 686 to 686. [2021-10-07 14:53:43,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 686 states, 623 states have (on average 3.784911717495987) internal successors, (2358), 685 states have internal predecessors, (2358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:43,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 686 states and 2358 transitions. [2021-10-07 14:53:43,437 INFO L78 Accepts]: Start accepts. Automaton has 686 states and 2358 transitions. Word has length 8 [2021-10-07 14:53:43,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-07 14:53:43,437 INFO L470 AbstractCegarLoop]: Abstraction has 686 states and 2358 transitions. [2021-10-07 14:53:43,438 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.5) internal successors, (12), 7 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:43,438 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 2358 transitions. [2021-10-07 14:53:43,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-07 14:53:43,438 INFO L504 BasicCegarLoop]: Found error trace [2021-10-07 14:53:43,439 INFO L512 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1] [2021-10-07 14:53:43,481 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-10-07 14:53:43,652 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-07 14:53:43,653 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2021-10-07 14:53:43,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-07 14:53:43,654 INFO L82 PathProgramCache]: Analyzing trace with hash 1870239126, now seen corresponding path program 3 times [2021-10-07 14:53:43,654 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-07 14:53:43,655 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259775408] [2021-10-07 14:53:43,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:53:43,655 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-07 14:53:43,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-07 14:53:43,718 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-07 14:53:43,718 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-07 14:53:43,718 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259775408] [2021-10-07 14:53:43,718 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259775408] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-07 14:53:43,724 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [663916394] [2021-10-07 14:53:43,724 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-07 14:53:43,724 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-07 14:53:43,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-07 14:53:43,725 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-07 14:53:43,744 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-10-07 14:53:43,817 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-10-07 14:53:43,818 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-07 14:53:43,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-07 14:53:43,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-07 14:53:43,850 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-07 14:53:43,850 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [663916394] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-07 14:53:43,850 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-07 14:53:43,850 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2021-10-07 14:53:43,851 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377474544] [2021-10-07 14:53:43,851 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-07 14:53:43,851 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-07 14:53:43,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-07 14:53:43,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-07 14:53:43,852 INFO L87 Difference]: Start difference. First operand 686 states and 2358 transitions. Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:43,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-07 14:53:43,881 INFO L93 Difference]: Finished difference Result 764 states and 2497 transitions. [2021-10-07 14:53:43,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-07 14:53:43,882 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 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 9 [2021-10-07 14:53:43,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-07 14:53:43,891 INFO L225 Difference]: With dead ends: 764 [2021-10-07 14:53:43,891 INFO L226 Difference]: Without dead ends: 764 [2021-10-07 14:53:43,891 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-07 14:53:43,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 764 states. [2021-10-07 14:53:43,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 764 to 600. [2021-10-07 14:53:43,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 600 states, 553 states have (on average 3.735985533453888) internal successors, (2066), 599 states have internal predecessors, (2066), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:43,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 600 states and 2066 transitions. [2021-10-07 14:53:43,925 INFO L78 Accepts]: Start accepts. Automaton has 600 states and 2066 transitions. Word has length 9 [2021-10-07 14:53:43,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-07 14:53:43,926 INFO L470 AbstractCegarLoop]: Abstraction has 600 states and 2066 transitions. [2021-10-07 14:53:43,927 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:43,927 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 2066 transitions. [2021-10-07 14:53:43,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-07 14:53:43,927 INFO L504 BasicCegarLoop]: Found error trace [2021-10-07 14:53:43,927 INFO L512 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1] [2021-10-07 14:53:43,964 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-10-07 14:53:44,141 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-07 14:53:44,142 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2021-10-07 14:53:44,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-07 14:53:44,143 INFO L82 PathProgramCache]: Analyzing trace with hash 1870239128, now seen corresponding path program 1 times [2021-10-07 14:53:44,143 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-07 14:53:44,143 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99652565] [2021-10-07 14:53:44,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:53:44,144 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-07 14:53:44,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-07 14:53:44,198 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-07 14:53:44,198 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-07 14:53:44,198 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99652565] [2021-10-07 14:53:44,198 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99652565] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-07 14:53:44,198 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1042463716] [2021-10-07 14:53:44,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:53:44,199 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-07 14:53:44,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-07 14:53:44,200 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-07 14:53:44,216 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-10-07 14:53:44,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-07 14:53:44,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-07 14:53:44,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-07 14:53:44,305 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-07 14:53:44,306 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1042463716] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-07 14:53:44,306 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-07 14:53:44,306 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-10-07 14:53:44,308 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146163593] [2021-10-07 14:53:44,309 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-07 14:53:44,309 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-07 14:53:44,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-07 14:53:44,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-07 14:53:44,310 INFO L87 Difference]: Start difference. First operand 600 states and 2066 transitions. Second operand has 5 states, 4 states have (on average 2.25) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:44,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-07 14:53:44,350 INFO L93 Difference]: Finished difference Result 1014 states and 3304 transitions. [2021-10-07 14:53:44,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-07 14:53:44,351 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.25) internal successors, (9), 5 states have internal predecessors, (9), 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 9 [2021-10-07 14:53:44,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-07 14:53:44,361 INFO L225 Difference]: With dead ends: 1014 [2021-10-07 14:53:44,361 INFO L226 Difference]: Without dead ends: 1014 [2021-10-07 14:53:44,361 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.3ms TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-07 14:53:44,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1014 states. [2021-10-07 14:53:44,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1014 to 686. [2021-10-07 14:53:44,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 686 states, 639 states have (on average 3.8215962441314555) internal successors, (2442), 685 states have internal predecessors, (2442), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:44,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 686 states and 2442 transitions. [2021-10-07 14:53:44,395 INFO L78 Accepts]: Start accepts. Automaton has 686 states and 2442 transitions. Word has length 9 [2021-10-07 14:53:44,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-07 14:53:44,396 INFO L470 AbstractCegarLoop]: Abstraction has 686 states and 2442 transitions. [2021-10-07 14:53:44,396 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.25) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:44,396 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 2442 transitions. [2021-10-07 14:53:44,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-07 14:53:44,398 INFO L504 BasicCegarLoop]: Found error trace [2021-10-07 14:53:44,398 INFO L512 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1] [2021-10-07 14:53:44,433 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-10-07 14:53:44,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-10-07 14:53:44,612 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2021-10-07 14:53:44,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-07 14:53:44,613 INFO L82 PathProgramCache]: Analyzing trace with hash -2146115125, now seen corresponding path program 1 times [2021-10-07 14:53:44,613 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-07 14:53:44,614 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462699012] [2021-10-07 14:53:44,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:53:44,614 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-07 14:53:44,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-07 14:53:44,662 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-07 14:53:44,662 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-07 14:53:44,663 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462699012] [2021-10-07 14:53:44,663 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462699012] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-07 14:53:44,663 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-07 14:53:44,663 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-07 14:53:44,663 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [945418156] [2021-10-07 14:53:44,664 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-07 14:53:44,664 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-07 14:53:44,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-07 14:53:44,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-07 14:53:44,665 INFO L87 Difference]: Start difference. First operand 686 states and 2442 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:44,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-07 14:53:44,694 INFO L93 Difference]: Finished difference Result 912 states and 3355 transitions. [2021-10-07 14:53:44,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-07 14:53:44,694 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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 10 [2021-10-07 14:53:44,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-07 14:53:44,703 INFO L225 Difference]: With dead ends: 912 [2021-10-07 14:53:44,704 INFO L226 Difference]: Without dead ends: 912 [2021-10-07 14:53:44,704 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-07 14:53:44,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 912 states. [2021-10-07 14:53:44,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 912 to 796. [2021-10-07 14:53:44,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 796 states, 749 states have (on average 4.082777036048064) internal successors, (3058), 795 states have internal predecessors, (3058), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:44,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 796 states and 3058 transitions. [2021-10-07 14:53:44,758 INFO L78 Accepts]: Start accepts. Automaton has 796 states and 3058 transitions. Word has length 10 [2021-10-07 14:53:44,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-07 14:53:44,759 INFO L470 AbstractCegarLoop]: Abstraction has 796 states and 3058 transitions. [2021-10-07 14:53:44,759 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:44,759 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 3058 transitions. [2021-10-07 14:53:44,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-07 14:53:44,760 INFO L504 BasicCegarLoop]: Found error trace [2021-10-07 14:53:44,760 INFO L512 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1] [2021-10-07 14:53:44,760 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-07 14:53:44,760 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2021-10-07 14:53:44,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-07 14:53:44,761 INFO L82 PathProgramCache]: Analyzing trace with hash -2146115106, now seen corresponding path program 1 times [2021-10-07 14:53:44,761 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-07 14:53:44,761 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545856904] [2021-10-07 14:53:44,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:53:44,762 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-07 14:53:44,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-07 14:53:44,791 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-07 14:53:44,791 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-07 14:53:44,791 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545856904] [2021-10-07 14:53:44,791 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545856904] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-07 14:53:44,791 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-07 14:53:44,792 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-07 14:53:44,792 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3814856] [2021-10-07 14:53:44,792 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-07 14:53:44,792 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-07 14:53:44,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-07 14:53:44,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-07 14:53:44,793 INFO L87 Difference]: Start difference. First operand 796 states and 3058 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:44,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-07 14:53:44,820 INFO L93 Difference]: Finished difference Result 912 states and 3245 transitions. [2021-10-07 14:53:44,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-07 14:53:44,820 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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 10 [2021-10-07 14:53:44,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-07 14:53:44,829 INFO L225 Difference]: With dead ends: 912 [2021-10-07 14:53:44,829 INFO L226 Difference]: Without dead ends: 912 [2021-10-07 14:53:44,829 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-07 14:53:44,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 912 states. [2021-10-07 14:53:44,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 912 to 796. [2021-10-07 14:53:44,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 796 states, 749 states have (on average 3.9359145527369828) internal successors, (2948), 795 states have internal predecessors, (2948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:44,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 796 states and 2948 transitions. [2021-10-07 14:53:44,863 INFO L78 Accepts]: Start accepts. Automaton has 796 states and 2948 transitions. Word has length 10 [2021-10-07 14:53:44,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-07 14:53:44,864 INFO L470 AbstractCegarLoop]: Abstraction has 796 states and 2948 transitions. [2021-10-07 14:53:44,864 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:44,864 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 2948 transitions. [2021-10-07 14:53:44,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-07 14:53:44,865 INFO L504 BasicCegarLoop]: Found error trace [2021-10-07 14:53:44,865 INFO L512 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1] [2021-10-07 14:53:44,865 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-07 14:53:44,865 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2021-10-07 14:53:44,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-07 14:53:44,866 INFO L82 PathProgramCache]: Analyzing trace with hash 2142839206, now seen corresponding path program 2 times [2021-10-07 14:53:44,866 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-07 14:53:44,866 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736205070] [2021-10-07 14:53:44,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:53:44,866 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-07 14:53:44,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-07 14:53:44,917 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-07 14:53:44,917 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-07 14:53:44,917 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736205070] [2021-10-07 14:53:44,918 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1736205070] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-07 14:53:44,918 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [93965686] [2021-10-07 14:53:44,918 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-07 14:53:44,918 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-07 14:53:44,918 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-07 14:53:44,919 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-07 14:53:44,923 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-10-07 14:53:45,007 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-07 14:53:45,008 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-07 14:53:45,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-07 14:53:45,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-07 14:53:45,036 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-07 14:53:45,036 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [93965686] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-07 14:53:45,037 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-07 14:53:45,037 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-10-07 14:53:45,037 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054777469] [2021-10-07 14:53:45,037 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-07 14:53:45,037 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-07 14:53:45,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-07 14:53:45,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-07 14:53:45,038 INFO L87 Difference]: Start difference. First operand 796 states and 2948 transitions. Second operand has 6 states, 5 states have (on average 2.0) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:45,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-07 14:53:45,081 INFO L93 Difference]: Finished difference Result 1466 states and 4969 transitions. [2021-10-07 14:53:45,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-07 14:53:45,082 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 6 states have internal predecessors, (10), 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 10 [2021-10-07 14:53:45,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-07 14:53:45,096 INFO L225 Difference]: With dead ends: 1466 [2021-10-07 14:53:45,096 INFO L226 Difference]: Without dead ends: 1466 [2021-10-07 14:53:45,096 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 9.3ms TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-07 14:53:45,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1466 states. [2021-10-07 14:53:45,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1466 to 896. [2021-10-07 14:53:45,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 896 states, 849 states have (on average 4.004711425206125) internal successors, (3400), 895 states have internal predecessors, (3400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:45,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 896 states and 3400 transitions. [2021-10-07 14:53:45,141 INFO L78 Accepts]: Start accepts. Automaton has 896 states and 3400 transitions. Word has length 10 [2021-10-07 14:53:45,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-07 14:53:45,141 INFO L470 AbstractCegarLoop]: Abstraction has 896 states and 3400 transitions. [2021-10-07 14:53:45,142 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:45,142 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 3400 transitions. [2021-10-07 14:53:45,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-07 14:53:45,142 INFO L504 BasicCegarLoop]: Found error trace [2021-10-07 14:53:45,143 INFO L512 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-07 14:53:45,181 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-10-07 14:53:45,357 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-10-07 14:53:45,358 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2021-10-07 14:53:45,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-07 14:53:45,359 INFO L82 PathProgramCache]: Analyzing trace with hash -2105057772, now seen corresponding path program 1 times [2021-10-07 14:53:45,359 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-07 14:53:45,360 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298983510] [2021-10-07 14:53:45,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:53:45,360 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-07 14:53:45,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-07 14:53:45,418 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-07 14:53:45,418 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-07 14:53:45,418 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298983510] [2021-10-07 14:53:45,418 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [298983510] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-07 14:53:45,418 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1871217877] [2021-10-07 14:53:45,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:53:45,419 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-07 14:53:45,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-07 14:53:45,420 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-07 14:53:45,431 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-10-07 14:53:45,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-07 14:53:45,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-07 14:53:45,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-07 14:53:45,543 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-07 14:53:45,543 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1871217877] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-07 14:53:45,543 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-07 14:53:45,543 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-10-07 14:53:45,544 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578407282] [2021-10-07 14:53:45,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-07 14:53:45,544 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-07 14:53:45,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-07 14:53:45,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-07 14:53:45,545 INFO L87 Difference]: Start difference. First operand 896 states and 3400 transitions. Second operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:45,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-07 14:53:45,590 INFO L93 Difference]: Finished difference Result 1280 states and 4792 transitions. [2021-10-07 14:53:45,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-07 14:53:45,590 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 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 11 [2021-10-07 14:53:45,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-07 14:53:45,622 INFO L225 Difference]: With dead ends: 1280 [2021-10-07 14:53:45,622 INFO L226 Difference]: Without dead ends: 1280 [2021-10-07 14:53:45,623 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.5ms TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-07 14:53:45,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1280 states. [2021-10-07 14:53:45,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1280 to 1020. [2021-10-07 14:53:45,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1020 states, 973 states have (on average 4.2199383350462485) internal successors, (4106), 1019 states have internal predecessors, (4106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:45,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 1020 states and 4106 transitions. [2021-10-07 14:53:45,674 INFO L78 Accepts]: Start accepts. Automaton has 1020 states and 4106 transitions. Word has length 11 [2021-10-07 14:53:45,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-07 14:53:45,674 INFO L470 AbstractCegarLoop]: Abstraction has 1020 states and 4106 transitions. [2021-10-07 14:53:45,674 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:45,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 4106 transitions. [2021-10-07 14:53:45,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-07 14:53:45,677 INFO L504 BasicCegarLoop]: Found error trace [2021-10-07 14:53:45,677 INFO L512 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-07 14:53:45,722 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-10-07 14:53:45,892 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,10 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-07 14:53:45,893 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2021-10-07 14:53:45,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-07 14:53:45,894 INFO L82 PathProgramCache]: Analyzing trace with hash -2105057753, now seen corresponding path program 1 times [2021-10-07 14:53:45,894 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-07 14:53:45,894 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571095681] [2021-10-07 14:53:45,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:53:45,895 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-07 14:53:45,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-07 14:53:45,924 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-07 14:53:45,925 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-07 14:53:45,925 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571095681] [2021-10-07 14:53:45,925 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571095681] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-07 14:53:45,925 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-07 14:53:45,925 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-07 14:53:45,925 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551953432] [2021-10-07 14:53:45,926 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-07 14:53:45,926 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-07 14:53:45,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-07 14:53:45,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-07 14:53:45,926 INFO L87 Difference]: Start difference. First operand 1020 states and 4106 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:45,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-07 14:53:45,946 INFO L93 Difference]: Finished difference Result 896 states and 3520 transitions. [2021-10-07 14:53:45,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-07 14:53:45,946 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 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 11 [2021-10-07 14:53:45,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-07 14:53:45,952 INFO L225 Difference]: With dead ends: 896 [2021-10-07 14:53:45,952 INFO L226 Difference]: Without dead ends: 896 [2021-10-07 14:53:45,953 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-07 14:53:45,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 896 states. [2021-10-07 14:53:45,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 896 to 896. [2021-10-07 14:53:45,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 896 states, 861 states have (on average 4.088269454123113) internal successors, (3520), 895 states have internal predecessors, (3520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:46,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 896 states and 3520 transitions. [2021-10-07 14:53:46,000 INFO L78 Accepts]: Start accepts. Automaton has 896 states and 3520 transitions. Word has length 11 [2021-10-07 14:53:46,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-07 14:53:46,001 INFO L470 AbstractCegarLoop]: Abstraction has 896 states and 3520 transitions. [2021-10-07 14:53:46,001 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-07 14:53:46,001 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 3520 transitions. [2021-10-07 14:53:46,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-07 14:53:46,002 INFO L504 BasicCegarLoop]: Found error trace [2021-10-07 14:53:46,002 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1] [2021-10-07 14:53:46,002 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-07 14:53:46,002 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2021-10-07 14:53:46,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-07 14:53:46,003 INFO L82 PathProgramCache]: Analyzing trace with hash 2003507032, now seen corresponding path program 3 times [2021-10-07 14:53:46,003 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-07 14:53:46,003 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708597798] [2021-10-07 14:53:46,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-07 14:53:46,003 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-07 14:53:46,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-07 14:53:46,035 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-07 14:53:46,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-07 14:53:46,100 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-07 14:53:46,100 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-07 14:53:46,102 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:53:46,104 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:53:46,105 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:53:46,105 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:53:46,105 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:53:46,105 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:53:46,106 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:53:46,106 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:53:46,106 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:53:46,106 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:53:46,106 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:53:46,106 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:53:46,107 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:53:46,108 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:53:46,108 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:53:46,108 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-07 14:53:46,108 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-07 14:53:46,108 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION [2021-10-07 14:53:46,108 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:53:46,109 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:53:46,109 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:53:46,109 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:53:46,109 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:53:46,109 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:53:46,109 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:53:46,110 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:53:46,110 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:53:46,112 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:53:46,112 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-07 14:53:46,112 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-07 14:53:46,120 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-07 14:53:46,120 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-07 14:53:46,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.10 02:53:46 BasicIcfg [2021-10-07 14:53:46,224 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-07 14:53:46,224 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-07 14:53:46,224 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-07 14:53:46,225 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-07 14:53:46,229 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 02:53:23" (3/4) ... [2021-10-07 14:53:46,231 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-07 14:53:46,310 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/weaver/chl-name-comparator-subst.wvr.c-witness.graphml [2021-10-07 14:53:46,310 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-07 14:53:46,312 INFO L168 Benchmark]: Toolchain (without parser) took 24833.51 ms. Allocated memory was 155.2 MB in the beginning and 224.4 MB in the end (delta: 69.2 MB). Free memory was 129.4 MB in the beginning and 156.0 MB in the end (delta: -26.6 MB). Peak memory consumption was 43.1 MB. Max. memory is 8.0 GB. [2021-10-07 14:53:46,312 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 155.2 MB. Free memory is still 126.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-07 14:53:46,313 INFO L168 Benchmark]: CACSL2BoogieTranslator took 478.62 ms. Allocated memory is still 155.2 MB. Free memory was 129.0 MB in the beginning and 116.9 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-10-07 14:53:46,313 INFO L168 Benchmark]: Boogie Procedure Inliner took 115.44 ms. Allocated memory is still 155.2 MB. Free memory was 116.7 MB in the beginning and 114.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-07 14:53:46,313 INFO L168 Benchmark]: Boogie Preprocessor took 89.94 ms. Allocated memory is still 155.2 MB. Free memory was 114.2 MB in the beginning and 112.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-07 14:53:46,314 INFO L168 Benchmark]: RCFGBuilder took 1815.28 ms. Allocated memory is still 155.2 MB. Free memory was 112.1 MB in the beginning and 82.2 MB in the end (delta: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 8.0 GB. [2021-10-07 14:53:46,314 INFO L168 Benchmark]: TraceAbstraction took 22227.76 ms. Allocated memory was 155.2 MB in the beginning and 224.4 MB in the end (delta: 69.2 MB). Free memory was 81.7 MB in the beginning and 163.3 MB in the end (delta: -81.6 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-10-07 14:53:46,315 INFO L168 Benchmark]: Witness Printer took 85.63 ms. Allocated memory is still 224.4 MB. Free memory was 163.3 MB in the beginning and 156.0 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 8.0 GB. [2021-10-07 14:53:46,317 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 155.2 MB. Free memory is still 126.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 478.62 ms. Allocated memory is still 155.2 MB. Free memory was 129.0 MB in the beginning and 116.9 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 115.44 ms. Allocated memory is still 155.2 MB. Free memory was 116.7 MB in the beginning and 114.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 89.94 ms. Allocated memory is still 155.2 MB. Free memory was 114.2 MB in the beginning and 112.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1815.28 ms. Allocated memory is still 155.2 MB. Free memory was 112.1 MB in the beginning and 82.2 MB in the end (delta: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 22227.76 ms. Allocated memory was 155.2 MB in the beginning and 224.4 MB in the end (delta: 69.2 MB). Free memory was 81.7 MB in the beginning and 163.3 MB in the end (delta: -81.6 MB). There was no memory consumed. Max. memory is 8.0 GB. * Witness Printer took 85.63 ms. Allocated memory is still 224.4 MB. Free memory was 163.3 MB in the beginning and 156.0 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 15476.0ms, 197 PlacesBefore, 47 PlacesAfterwards, 198 TransitionsBefore, 41 TransitionsAfterwards, 2184 CoEnabledTransitionPairs, 8 FixpointIterations, 129 TrivialSequentialCompositions, 46 ConcurrentSequentialCompositions, 7 TrivialYvCompositions, 0 ConcurrentYvCompositions, 7 ChoiceCompositions, 189 TotalNumberOfCompositions, 2743 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2551, positive: 2521, positive conditional: 0, positive unconditional: 2521, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1062, positive: 1058, positive conditional: 0, positive unconditional: 1058, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1062, positive: 1058, positive conditional: 0, positive unconditional: 1058, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 31, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2551, positive: 1463, positive conditional: 0, positive unconditional: 1463, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 1062, unknown conditional: 0, unknown unconditional: 1062] , Statistics on independence cache: Total cache size (in pairs): 125, Positive cache size: 123, Positive conditional cache size: 0, Positive unconditional cache size: 123, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 67]: integer overflow possible integer overflow possible We found a FailurePath: [L41] 0 int* nondet_0; [L42] 0 int name_1, name_2, name_3, result_4, i_5, current_6, break_7, result_8, i_9, current_10, break_11, result_12, i_13, current_14, break_15; [L130] 0 pthread_t t1, t2, t3; [L133] 0 name_1 = __VERIFIER_nondet_int() [L134] 0 name_2 = __VERIFIER_nondet_int() [L135] 0 name_3 = __VERIFIER_nondet_int() [L136] 0 result_4 = __VERIFIER_nondet_int() [L137] 0 i_5 = __VERIFIER_nondet_int() [L138] 0 current_6 = __VERIFIER_nondet_int() [L139] 0 break_7 = __VERIFIER_nondet_int() [L140] 0 result_8 = __VERIFIER_nondet_int() [L141] 0 i_9 = __VERIFIER_nondet_int() [L142] 0 current_10 = __VERIFIER_nondet_int() [L143] 0 break_11 = __VERIFIER_nondet_int() [L144] 0 result_12 = __VERIFIER_nondet_int() [L145] 0 i_13 = __VERIFIER_nondet_int() [L146] 0 current_14 = __VERIFIER_nondet_int() [L147] 0 break_15 = __VERIFIER_nondet_int() [L38] COND FALSE 0 !(!cond) [L38] COND FALSE 0 !(!cond) [L168] 0 int* arr = (int*)malloc(sizeof(int) * (size_t)size); [L169] 0 int i = 0; VAL [break_11=0, break_15=0, break_7=0, current_10=0, current_14=0, current_6=0, i_13=0, i_5=0, i_9=0, name_1=1, name_2=-2147483648, name_3=0, nondet_0={0:0}, result_12=0, result_4=1, result_8=0] [L169] COND TRUE 0 i < size [L170] 0 arr[i] = __VERIFIER_nondet_int() [L169] 0 i++ VAL [break_11=0, break_15=0, break_7=0, current_10=0, current_14=0, current_6=0, i_13=0, i_5=0, i_9=0, name_1=1, name_2=-2147483648, name_3=0, nondet_0={0:0}, result_12=0, result_4=1, result_8=0] [L169] COND TRUE 0 i < size [L170] 0 arr[i] = __VERIFIER_nondet_int() [L169] 0 i++ VAL [break_11=0, break_15=0, break_7=0, current_10=0, current_14=0, current_6=0, i_13=0, i_5=0, i_9=0, name_1=1, name_2=-2147483648, name_3=0, nondet_0={0:0}, result_12=0, result_4=1, result_8=0] [L169] COND TRUE 0 i < size [L170] 0 arr[i] = __VERIFIER_nondet_int() [L169] 0 i++ VAL [break_11=0, break_15=0, break_7=0, current_10=0, current_14=0, current_6=0, i_13=0, i_5=0, i_9=0, name_1=1, name_2=-2147483648, name_3=0, nondet_0={0:0}, result_12=0, result_4=1, result_8=0] [L169] COND FALSE 0 !(i < size) [L172] 0 return arr; [L148] 0 nondet_0 = create_fresh_int_array(3) [L151] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [break_11=0, break_15=0, break_7=0, current_10=0, current_14=0, current_6=0, i_13=0, i_5=0, i_9=0, name_1=1, name_2=-2147483648, name_3=0, nondet_0={-2:0}, result_12=0, result_4=1, result_8=0] [L48] 1 i_5 = 0 [L49] 1 break_7 = 0 [L50] EXPR 1 ( name_1 == name_2 ) ? 0 : result_4 [L50] 1 result_4 = ( name_1 == name_2 ) ? 0 : result_4 [L51] EXPR 1 ( name_1 == name_2 ) ? 1 : break_7 [L51] 1 break_7 = ( name_1 == name_2 ) ? 1 : break_7 [L54] COND TRUE 1 __VERIFIER_nondet_bool() [L38] COND FALSE 1 !(!cond) [L57] EXPR 1 nondet_0[i_5] [L57] 1 current_6 = nondet_0[i_5] [L58] EXPR 1 ( current_6 == name_1 ) ? 1 : result_4 [L58] 1 result_4 = ( current_6 == name_1 ) ? 1 : result_4 [L59] EXPR 1 ( current_6 == name_1 ) ? 1 : break_7 [L59] 1 break_7 = ( current_6 == name_1 ) ? 1 : break_7 [L60] EXPR 1 ( !break_7 && ( current_6 == name_2 ) ) ? ( 0 - 1 ) : result_4 [L60] 1 result_4 = ( !break_7 && ( current_6 == name_2 ) ) ? ( 0 - 1 ) : result_4 [L61] EXPR 1 ( !break_7 && ( current_6 == name_2 ) ) ? 1 : break_7 [L61] 1 break_7 = ( !break_7 && ( current_6 == name_2 ) ) ? 1 : break_7 [L62] 1 i_5++ VAL [break_11=0, break_15=0, break_7=0, current_10=0, current_14=0, current_6=-6, i_13=0, i_5=1, i_9=0, name_1=1, name_2=-2147483648, name_3=0, nondet_0={-2:0}, result_12=0, result_4=1, result_8=0] [L54] COND TRUE 1 __VERIFIER_nondet_bool() [L38] COND FALSE 1 !(!cond) [L57] EXPR 1 nondet_0[i_5] [L57] 1 current_6 = nondet_0[i_5] [L58] EXPR 1 ( current_6 == name_1 ) ? 1 : result_4 [L58] 1 result_4 = ( current_6 == name_1 ) ? 1 : result_4 [L59] EXPR 1 ( current_6 == name_1 ) ? 1 : break_7 [L59] 1 break_7 = ( current_6 == name_1 ) ? 1 : break_7 [L60] EXPR 1 ( !break_7 && ( current_6 == name_2 ) ) ? ( 0 - 1 ) : result_4 [L60] 1 result_4 = ( !break_7 && ( current_6 == name_2 ) ) ? ( 0 - 1 ) : result_4 [L61] EXPR 1 ( !break_7 && ( current_6 == name_2 ) ) ? 1 : break_7 [L61] 1 break_7 = ( !break_7 && ( current_6 == name_2 ) ) ? 1 : break_7 [L62] 1 i_5++ VAL [break_11=0, break_15=0, break_7=0, current_10=0, current_14=0, current_6=-4, i_13=0, i_5=2, i_9=0, name_1=1, name_2=-2147483648, name_3=0, nondet_0={-2:0}, result_12=0, result_4=1, result_8=0] [L54] COND TRUE 1 __VERIFIER_nondet_bool() [L38] COND FALSE 1 !(!cond) [L57] EXPR 1 nondet_0[i_5] [L57] 1 current_6 = nondet_0[i_5] [L58] EXPR 1 ( current_6 == name_1 ) ? 1 : result_4 [L58] 1 result_4 = ( current_6 == name_1 ) ? 1 : result_4 [L59] EXPR 1 ( current_6 == name_1 ) ? 1 : break_7 [L59] 1 break_7 = ( current_6 == name_1 ) ? 1 : break_7 [L60] EXPR 1 ( !break_7 && ( current_6 == name_2 ) ) ? ( 0 - 1 ) : result_4 [L60] 1 result_4 = ( !break_7 && ( current_6 == name_2 ) ) ? ( 0 - 1 ) : result_4 [L61] EXPR 1 ( !break_7 && ( current_6 == name_2 ) ) ? 1 : break_7 [L61] 1 break_7 = ( !break_7 && ( current_6 == name_2 ) ) ? 1 : break_7 [L62] 1 i_5++ VAL [break_11=0, break_15=0, break_7=0, current_10=0, current_14=0, current_6=-7, i_13=0, i_5=3, i_9=0, name_1=1, name_2=-2147483648, name_3=0, nondet_0={-2:0}, result_12=0, result_4=1, result_8=0] [L54] COND FALSE 1 !(__VERIFIER_nondet_bool()) [L38] COND FALSE 1 !(!cond) [L67] 1 ( !break_7 ) ? ( name_1 - name_2 ) : result_4 [L67] 1 name_1 - name_2 VAL [break_11=0, break_15=0, break_7=0, current_10=0, current_14=0, current_6=-7, i_13=0, i_5=3, i_9=0, name_1=1, name_2=-2147483648, name_3=0, nondet_0={-2:0}, result_12=0, result_4=1, result_8=0] - UnprovableResult [Line: 67]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 62]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 62]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 95]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 95]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 89]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 89]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 123]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 123]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 117]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 117]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 169]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 169]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 151]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 153]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 152]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 230 locations, 29 error locations. Started 1 CEGAR loops. OverallTime: 21923.2ms, OverallIterations: 16, TraceHistogramMax: 3, EmptinessCheckTime: 26.5ms, AutomataDifference: 927.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 15605.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 592 SDtfs, 658 SDslu, 648 SDs, 0 SdLazy, 118 SolverSat, 21 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 216.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 93 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 137.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=1020occurred in iteration=14, InterpolantAutomatonStates: 56, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 774.3ms AutomataMinimizationTime, 15 MinimizatonAttempts, 4100 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 148.5ms SsaConstructionTime, 625.3ms SatisfiabilityAnalysisTime, 971.9ms InterpolantComputationTime, 183 NumberOfCodeBlocks, 180 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 148 ConstructedInterpolants, 0 QuantifiedInterpolants, 298 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1264 ConjunctsInSsa, 56 ConjunctsInUnsatCore, 24 InterpolantComputations, 9 PerfectInterpolantSequences, 77/102 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-10-07 14:53:46,364 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...