/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/popl20/mult-4.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-8c2bbc9 [2021-10-06 16:22:02,891 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-06 16:22:02,893 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-06 16:22:02,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-06 16:22:02,935 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-06 16:22:02,936 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-06 16:22:02,938 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-06 16:22:02,941 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-06 16:22:02,943 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-06 16:22:02,944 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-06 16:22:02,945 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-06 16:22:02,947 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2021-10-06 16:22:03,010 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-06 16:22:03,012 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-06 16:22:03,013 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-06 16:22:03,014 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-10-06 16:22:03,073 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-06 16:22:03,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-06 16:22:03,074 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-06 16:22:03,075 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-06 16:22:03,078 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-06 16:22:03,079 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-06 16:22:03,079 INFO L138 SettingsManager]: * Use SBE=true [2021-10-06 16:22:03,079 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-06 16:22:03,079 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-06 16:22:03,080 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-06 16:22:03,081 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-06 16:22:03,081 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-06 16:22:03,081 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-06 16:22:03,081 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-06 16:22:03,082 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-06 16:22:03,082 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-06 16:22:03,082 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-06 16:22:03,082 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-06 16:22:03,082 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-06 16:22:03,083 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-06 16:22:03,083 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-06 16:22:03,083 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-06 16:22:03,083 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-06 16:22:03,084 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-06 16:22:03,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-06 16:22:03,084 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-06 16:22:03,084 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-06 16:22:03,085 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-06 16:22:03,085 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-06 16:22:03,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-06 16:22:03,085 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-06 16:22:03,085 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-06 16:22:03,086 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-06 16:22:03,471 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-06 16:22:03,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-06 16:22:03,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-06 16:22:03,500 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-06 16:22:03,501 INFO L275 PluginConnector]: CDTParser initialized [2021-10-06 16:22:03,502 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20/mult-4.wvr.c [2021-10-06 16:22:03,587 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5f22ccec6/d9e0f34d376f4d3a8c7e9a7f3e50188d/FLAG8d3c42af8 [2021-10-06 16:22:04,181 INFO L306 CDTParser]: Found 1 translation units. [2021-10-06 16:22:04,181 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/popl20/mult-4.wvr.c [2021-10-06 16:22:04,189 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5f22ccec6/d9e0f34d376f4d3a8c7e9a7f3e50188d/FLAG8d3c42af8 [2021-10-06 16:22:04,567 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5f22ccec6/d9e0f34d376f4d3a8c7e9a7f3e50188d [2021-10-06 16:22:04,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-06 16:22:04,580 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-06 16:22:04,585 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-06 16:22:04,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-06 16:22:04,589 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-06 16:22:04,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.10 04:22:04" (1/1) ... [2021-10-06 16:22:04,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bb8f9dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:22:04, skipping insertion in model container [2021-10-06 16:22:04,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.10 04:22:04" (1/1) ... [2021-10-06 16:22:04,602 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-06 16:22:04,628 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-06 16:22:04,830 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/popl20/mult-4.wvr.c[2369,2382] [2021-10-06 16:22:04,832 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-06 16:22:04,841 INFO L203 MainTranslator]: Completed pre-run [2021-10-06 16:22:04,865 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/popl20/mult-4.wvr.c[2369,2382] [2021-10-06 16:22:04,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-06 16:22:04,882 INFO L208 MainTranslator]: Completed translation [2021-10-06 16:22:04,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:22:04 WrapperNode [2021-10-06 16:22:04,882 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-06 16:22:04,884 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-06 16:22:04,884 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-06 16:22:04,884 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-06 16:22:04,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:22:04" (1/1) ... [2021-10-06 16:22:04,899 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:22:04" (1/1) ... [2021-10-06 16:22:04,927 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-06 16:22:04,928 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-06 16:22:04,928 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-06 16:22:04,929 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-06 16:22:04,938 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:22:04" (1/1) ... [2021-10-06 16:22:04,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:22:04" (1/1) ... [2021-10-06 16:22:04,942 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:22:04" (1/1) ... [2021-10-06 16:22:04,942 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:22:04" (1/1) ... [2021-10-06 16:22:04,950 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:22:04" (1/1) ... [2021-10-06 16:22:04,964 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:22:04" (1/1) ... [2021-10-06 16:22:04,967 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:22:04" (1/1) ... [2021-10-06 16:22:04,974 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-06 16:22:04,975 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-06 16:22:04,975 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-06 16:22:04,975 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-06 16:22:04,977 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:22:04" (1/1) ... [2021-10-06 16:22:04,985 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-06 16:22:04,998 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-06 16:22:05,016 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) [2021-10-06 16:22:05,034 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 [2021-10-06 16:22:05,072 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-06 16:22:05,073 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-06 16:22:05,073 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-06 16:22:05,073 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-06 16:22:05,073 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-06 16:22:05,073 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-06 16:22:05,074 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-10-06 16:22:05,074 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-10-06 16:22:05,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-06 16:22:05,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-06 16:22:05,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-06 16:22:05,074 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-06 16:22:05,075 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-06 16:22:05,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-06 16:22:05,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-06 16:22:05,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-06 16:22:05,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-06 16:22:05,077 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-06 16:22:05,682 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-06 16:22:05,682 INFO L299 CfgBuilder]: Removed 16 assume(true) statements. [2021-10-06 16:22:05,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 04:22:05 BoogieIcfgContainer [2021-10-06 16:22:05,688 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-06 16:22:05,693 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-06 16:22:05,693 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-06 16:22:05,700 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-06 16:22:05,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.10 04:22:04" (1/3) ... [2021-10-06 16:22:05,701 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b2f9930 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.10 04:22:05, skipping insertion in model container [2021-10-06 16:22:05,701 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:22:04" (2/3) ... [2021-10-06 16:22:05,701 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b2f9930 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.10 04:22:05, skipping insertion in model container [2021-10-06 16:22:05,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 04:22:05" (3/3) ... [2021-10-06 16:22:05,703 INFO L111 eAbstractionObserver]: Analyzing ICFG mult-4.wvr.c [2021-10-06 16:22:05,709 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-06 16:22:05,710 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-06 16:22:05,710 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2021-10-06 16:22:05,710 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-06 16:22:05,754 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,755 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,755 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,756 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,756 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,756 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,757 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,757 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,757 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,758 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,758 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,758 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,758 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,758 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,759 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,759 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,759 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,759 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,760 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,760 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,760 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,760 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,760 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,761 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,761 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,762 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,762 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,762 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,762 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,763 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,763 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,763 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,763 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,764 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,764 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,764 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,764 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,765 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,765 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,765 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,765 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,766 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,766 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,766 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,766 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,766 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,767 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,767 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,767 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,767 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,768 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,768 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,768 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,768 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,769 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,769 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,769 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,769 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,769 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,770 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,770 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,771 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,771 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,771 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,771 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,771 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,772 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,772 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,772 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,773 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,773 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,773 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,773 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,774 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,774 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,774 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,774 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,775 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,775 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,775 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,775 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,775 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,776 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,776 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,777 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork3_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,777 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork3_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,777 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork3_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,777 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork3_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,777 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork3_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,778 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork3_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,778 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,778 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,778 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,779 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,779 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,779 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,779 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,780 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,780 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,780 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,780 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,781 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,783 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork3_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,783 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,783 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork3_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,784 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,784 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,784 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,784 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,784 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,784 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,785 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,785 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,785 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,785 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,785 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork3_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,786 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,786 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork3_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,787 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,787 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,791 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,791 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,791 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,792 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,793 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,794 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,798 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,798 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,798 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,798 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,804 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,805 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,805 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,805 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,807 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,808 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork3_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,808 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,808 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,808 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,808 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:22:05,846 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-10-06 16:22:05,916 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-06 16:22:05,943 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 [2021-10-06 16:22:05,943 INFO L340 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2021-10-06 16:22:05,977 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-10-06 16:22:05,987 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 150 places, 147 transitions, 326 flow [2021-10-06 16:22:05,990 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 150 places, 147 transitions, 326 flow [2021-10-06 16:22:05,992 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 150 places, 147 transitions, 326 flow [2021-10-06 16:22:06,114 INFO L129 PetriNetUnfolder]: 10/143 cut-off events. [2021-10-06 16:22:06,114 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-10-06 16:22:06,122 INFO L84 FinitePrefix]: Finished finitePrefix Result has 160 conditions, 143 events. 10/143 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 203 event pairs, 0 based on Foata normal form. 0/117 useless extension candidates. Maximal degree in co-relation 103. Up to 2 conditions per place. [2021-10-06 16:22:06,135 INFO L116 LiptonReduction]: Number of co-enabled transitions 5192 [2021-10-06 16:22:11,733 INFO L131 LiptonReduction]: Checked pairs total: 9905 [2021-10-06 16:22:11,733 INFO L133 LiptonReduction]: Total number of compositions: 128 [2021-10-06 16:22:11,743 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 62 places, 53 transitions, 138 flow [2021-10-06 16:22:12,237 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 10232 states, 9608 states have (on average 4.639883430474605) internal successors, (44580), 10231 states have internal predecessors, (44580), 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) [2021-10-06 16:22:12,298 INFO L276 IsEmpty]: Start isEmpty. Operand has 10232 states, 9608 states have (on average 4.639883430474605) internal successors, (44580), 10231 states have internal predecessors, (44580), 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) [2021-10-06 16:22:12,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-06 16:22:12,305 INFO L504 BasicCegarLoop]: Found error trace [2021-10-06 16:22:12,306 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-10-06 16:22:12,307 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 33 more)] === [2021-10-06 16:22:12,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 16:22:12,315 INFO L82 PathProgramCache]: Analyzing trace with hash 18552697, now seen corresponding path program 1 times [2021-10-06 16:22:12,327 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 16:22:12,329 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358113547] [2021-10-06 16:22:12,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 16:22:12,330 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 16:22:12,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 16:22:12,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-06 16:22:12,696 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 16:22:12,696 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358113547] [2021-10-06 16:22:12,697 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358113547] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-06 16:22:12,697 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-06 16:22:12,697 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-10-06 16:22:12,701 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430411888] [2021-10-06 16:22:12,709 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-06 16:22:12,712 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 16:22:12,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-06 16:22:12,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-06 16:22:12,764 INFO L87 Difference]: Start difference. First operand has 10232 states, 9608 states have (on average 4.639883430474605) internal successors, (44580), 10231 states have internal predecessors, (44580), 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 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2021-10-06 16:22:13,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-06 16:22:13,215 INFO L93 Difference]: Finished difference Result 11158 states and 48512 transitions. [2021-10-06 16:22:13,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 16:22:13,219 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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 [2021-10-06 16:22:13,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-06 16:22:13,449 INFO L225 Difference]: With dead ends: 11158 [2021-10-06 16:22:13,450 INFO L226 Difference]: Without dead ends: 11112 [2021-10-06 16:22:13,451 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-06 16:22:13,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11112 states. [2021-10-06 16:22:14,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11112 to 11070. [2021-10-06 16:22:14,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11070 states, 10446 states have (on average 4.617556959601761) internal successors, (48235), 11069 states have internal predecessors, (48235), 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) [2021-10-06 16:22:14,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11070 states to 11070 states and 48235 transitions. [2021-10-06 16:22:14,564 INFO L78 Accepts]: Start accepts. Automaton has 11070 states and 48235 transitions. Word has length 4 [2021-10-06 16:22:14,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-06 16:22:14,566 INFO L470 AbstractCegarLoop]: Abstraction has 11070 states and 48235 transitions. [2021-10-06 16:22:14,567 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2021-10-06 16:22:14,567 INFO L276 IsEmpty]: Start isEmpty. Operand 11070 states and 48235 transitions. [2021-10-06 16:22:14,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-06 16:22:14,571 INFO L504 BasicCegarLoop]: Found error trace [2021-10-06 16:22:14,572 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-10-06 16:22:14,572 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-06 16:22:14,573 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 33 more)] === [2021-10-06 16:22:14,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 16:22:14,574 INFO L82 PathProgramCache]: Analyzing trace with hash 575134021, now seen corresponding path program 1 times [2021-10-06 16:22:14,574 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 16:22:14,575 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077807102] [2021-10-06 16:22:14,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 16:22:14,575 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 16:22:14,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 16:22:14,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-06 16:22:14,678 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 16:22:14,679 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1077807102] [2021-10-06 16:22:14,679 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1077807102] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-06 16:22:14,679 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-06 16:22:14,679 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-10-06 16:22:14,680 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856791224] [2021-10-06 16:22:14,681 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-06 16:22:14,681 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 16:22:14,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-06 16:22:14,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-06 16:22:14,683 INFO L87 Difference]: Start difference. First operand 11070 states and 48235 transitions. Second operand has 3 states, 2 states have (on average 2.5) 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) [2021-10-06 16:22:14,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-06 16:22:14,995 INFO L93 Difference]: Finished difference Result 10816 states and 47169 transitions. [2021-10-06 16:22:14,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 16:22:14,996 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.5) 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 [2021-10-06 16:22:14,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-06 16:22:15,095 INFO L225 Difference]: With dead ends: 10816 [2021-10-06 16:22:15,096 INFO L226 Difference]: Without dead ends: 10816 [2021-10-06 16:22:15,097 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-06 16:22:15,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10816 states. [2021-10-06 16:22:15,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10816 to 10806. [2021-10-06 16:22:15,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10806 states, 10182 states have (on average 4.628363779218228) internal successors, (47126), 10805 states have internal predecessors, (47126), 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) [2021-10-06 16:22:16,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10806 states to 10806 states and 47126 transitions. [2021-10-06 16:22:16,178 INFO L78 Accepts]: Start accepts. Automaton has 10806 states and 47126 transitions. Word has length 5 [2021-10-06 16:22:16,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-06 16:22:16,179 INFO L470 AbstractCegarLoop]: Abstraction has 10806 states and 47126 transitions. [2021-10-06 16:22:16,179 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) 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) [2021-10-06 16:22:16,179 INFO L276 IsEmpty]: Start isEmpty. Operand 10806 states and 47126 transitions. [2021-10-06 16:22:16,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-06 16:22:16,180 INFO L504 BasicCegarLoop]: Found error trace [2021-10-06 16:22:16,180 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-10-06 16:22:16,180 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-06 16:22:16,181 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 33 more)] === [2021-10-06 16:22:16,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 16:22:16,181 INFO L82 PathProgramCache]: Analyzing trace with hash 649286042, now seen corresponding path program 1 times [2021-10-06 16:22:16,182 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 16:22:16,182 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513736188] [2021-10-06 16:22:16,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 16:22:16,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 16:22:16,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 16:22:16,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-06 16:22:16,245 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 16:22:16,245 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513736188] [2021-10-06 16:22:16,245 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1513736188] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-06 16:22:16,246 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-06 16:22:16,246 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-06 16:22:16,246 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155858672] [2021-10-06 16:22:16,246 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-06 16:22:16,247 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 16:22:16,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-06 16:22:16,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-06 16:22:16,248 INFO L87 Difference]: Start difference. First operand 10806 states and 47126 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) [2021-10-06 16:22:16,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-06 16:22:16,763 INFO L93 Difference]: Finished difference Result 17084 states and 74207 transitions. [2021-10-06 16:22:16,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 16:22:16,769 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 [2021-10-06 16:22:16,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-06 16:22:16,933 INFO L225 Difference]: With dead ends: 17084 [2021-10-06 16:22:16,933 INFO L226 Difference]: Without dead ends: 17084 [2021-10-06 16:22:16,934 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-06 16:22:16,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17084 states. [2021-10-06 16:22:17,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17084 to 13494. [2021-10-06 16:22:17,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13494 states, 12870 states have (on average 4.7779331779331775) internal successors, (61492), 13493 states have internal predecessors, (61492), 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) [2021-10-06 16:22:18,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13494 states to 13494 states and 61492 transitions. [2021-10-06 16:22:18,302 INFO L78 Accepts]: Start accepts. Automaton has 13494 states and 61492 transitions. Word has length 6 [2021-10-06 16:22:18,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-06 16:22:18,303 INFO L470 AbstractCegarLoop]: Abstraction has 13494 states and 61492 transitions. [2021-10-06 16:22:18,309 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) [2021-10-06 16:22:18,309 INFO L276 IsEmpty]: Start isEmpty. Operand 13494 states and 61492 transitions. [2021-10-06 16:22:18,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-06 16:22:18,312 INFO L504 BasicCegarLoop]: Found error trace [2021-10-06 16:22:18,312 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-06 16:22:18,312 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-06 16:22:18,314 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 33 more)] === [2021-10-06 16:22:18,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 16:22:18,318 INFO L82 PathProgramCache]: Analyzing trace with hash -1346968152, now seen corresponding path program 1 times [2021-10-06 16:22:18,319 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 16:22:18,319 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92554281] [2021-10-06 16:22:18,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 16:22:18,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 16:22:18,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-06 16:22:18,388 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-06 16:22:18,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-06 16:22:18,459 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-06 16:22:18,460 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-06 16:22:18,461 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,468 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,468 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,470 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,472 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,472 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,473 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,473 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,473 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,473 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,474 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,474 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,475 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,475 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-06 16:22:18,475 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-06 16:22:18,476 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION [2021-10-06 16:22:18,476 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION [2021-10-06 16:22:18,476 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,476 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,476 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,477 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,477 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,477 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,477 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,478 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,478 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,478 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,478 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,479 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,479 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,479 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,479 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,480 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,480 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,480 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,480 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:22:18,481 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-06 16:22:18,489 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-06 16:22:18,490 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-06 16:22:18,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.10 04:22:18 BasicIcfg [2021-10-06 16:22:18,536 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-06 16:22:18,538 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-06 16:22:18,538 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-06 16:22:18,538 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-06 16:22:18,539 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 04:22:05" (3/4) ... [2021-10-06 16:22:18,541 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-06 16:22:18,617 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/weaver/popl20/mult-4.wvr.c-witness.graphml [2021-10-06 16:22:18,617 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-06 16:22:18,620 INFO L168 Benchmark]: Toolchain (without parser) took 14044.51 ms. Allocated memory was 157.3 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 131.8 MB in the beginning and 1.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 295.9 MB. Max. memory is 8.0 GB. [2021-10-06 16:22:18,620 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 157.3 MB. Free memory is still 129.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-06 16:22:18,621 INFO L168 Benchmark]: CACSL2BoogieTranslator took 298.31 ms. Allocated memory is still 157.3 MB. Free memory was 131.5 MB in the beginning and 121.1 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2021-10-06 16:22:18,622 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.94 ms. Allocated memory is still 157.3 MB. Free memory was 121.1 MB in the beginning and 119.4 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-06 16:22:18,622 INFO L168 Benchmark]: Boogie Preprocessor took 45.98 ms. Allocated memory is still 157.3 MB. Free memory was 119.3 MB in the beginning and 118.1 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-10-06 16:22:18,623 INFO L168 Benchmark]: RCFGBuilder took 713.19 ms. Allocated memory is still 157.3 MB. Free memory was 117.9 MB in the beginning and 99.7 MB in the end (delta: 18.2 MB). Peak memory consumption was 18.9 MB. Max. memory is 8.0 GB. [2021-10-06 16:22:18,624 INFO L168 Benchmark]: TraceAbstraction took 12843.09 ms. Allocated memory was 157.3 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 99.2 MB in the beginning and 1.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 261.3 MB. Max. memory is 8.0 GB. [2021-10-06 16:22:18,625 INFO L168 Benchmark]: Witness Printer took 79.56 ms. Allocated memory is still 1.8 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-06 16:22:18,631 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 157.3 MB. Free memory is still 129.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 298.31 ms. Allocated memory is still 157.3 MB. Free memory was 131.5 MB in the beginning and 121.1 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 43.94 ms. Allocated memory is still 157.3 MB. Free memory was 121.1 MB in the beginning and 119.4 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 45.98 ms. Allocated memory is still 157.3 MB. Free memory was 119.3 MB in the beginning and 118.1 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 713.19 ms. Allocated memory is still 157.3 MB. Free memory was 117.9 MB in the beginning and 99.7 MB in the end (delta: 18.2 MB). Peak memory consumption was 18.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 12843.09 ms. Allocated memory was 157.3 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 99.2 MB in the beginning and 1.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 261.3 MB. Max. memory is 8.0 GB. * Witness Printer took 79.56 ms. Allocated memory is still 1.8 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5743.3ms, 150 PlacesBefore, 62 PlacesAfterwards, 147 TransitionsBefore, 53 TransitionsAfterwards, 5192 CoEnabledTransitionPairs, 6 FixpointIterations, 44 TrivialSequentialCompositions, 63 ConcurrentSequentialCompositions, 7 TrivialYvCompositions, 8 ConcurrentYvCompositions, 6 ChoiceCompositions, 128 TotalNumberOfCompositions, 9905 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 6531, positive: 6406, positive conditional: 0, positive unconditional: 6406, negative: 125, negative conditional: 0, negative unconditional: 125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3119, positive: 3086, positive conditional: 0, positive unconditional: 3086, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3119, positive: 3051, positive conditional: 0, positive unconditional: 3051, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 35, positive conditional: 0, positive unconditional: 35, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 174, positive: 88, positive conditional: 0, positive unconditional: 88, negative: 86, negative conditional: 0, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6531, positive: 3320, positive conditional: 0, positive unconditional: 3320, negative: 92, negative conditional: 0, negative unconditional: 92, unknown: 3119, unknown conditional: 0, unknown unconditional: 3119] , Statistics on independence cache: Total cache size (in pairs): 357, Positive cache size: 344, Positive conditional cache size: 0, Positive unconditional cache size: 344, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13 - 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: 42]: integer overflow possible integer overflow possible We found a FailurePath: [L38] 0 int N, counter, c; [L71] 0 pthread_t t1, t2, t3, t4; [L73] 0 N = __VERIFIER_nondet_int() [L74] 0 c = __VERIFIER_nondet_int() [L35] COND FALSE 0 !(!cond) [L79] FCALL, FORK 0 pthread_create(&t1, NULL, thread1, NULL) VAL [c=1073741824, counter=0, N=2] [L41] 1 int i=0; VAL [c=1073741824, counter=0, i=0, N=2] [L41] COND TRUE 1 i