/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf -i ../sv-benchmarks/c/weaver/unroll-cond-5.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-8c2bbc9 [2021-10-08 18:21:17,393 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-08 18:21:17,398 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-08 18:21:17,456 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-10-08 18:21:17,482 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-08 18:21:17,488 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-08 18:21:17,490 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-08 18:21:17,494 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-08 18:21:17,496 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-08 18:21:17,498 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-08 18:21:17,505 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-08 18:21:17,510 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-08 18:21:17,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-08 18:21:17,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-08 18:21:17,518 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-08 18:21:17,521 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-08 18:21:17,528 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-10-08 18:21:17,538 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-08 18:21:17,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-08 18:21:17,541 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-08 18:21:17,542 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-08 18:21:17,545 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-08 18:21:17,545 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-08 18:21:17,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-08 18:21:17,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-08 18:21:17,547 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-08 18:21:17,548 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-08 18:21:17,549 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-08 18:21:17,556 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2021-10-08 18:21:17,608 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-08 18:21:17,608 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-08 18:21:17,609 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-08 18:21:17,609 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-08 18:21:17,615 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-08 18:21:17,615 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-08 18:21:17,615 INFO L138 SettingsManager]: * Use SBE=true [2021-10-08 18:21:17,615 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-08 18:21:17,616 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-08 18:21:17,616 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-08 18:21:17,617 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-08 18:21:17,618 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-08 18:21:17,618 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-08 18:21:17,618 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-08 18:21:17,618 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-08 18:21:17,619 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-08 18:21:17,619 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-08 18:21:17,619 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-08 18:21:17,619 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-08 18:21:17,620 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-08 18:21:17,620 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-08 18:21:17,620 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-08 18:21:17,620 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-08 18:21:17,621 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-08 18:21:17,621 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-08 18:21:17,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-08 18:21:17,621 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-08 18:21:17,621 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-08 18:21:17,622 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-08 18:21:17,622 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-08 18:21:17,622 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-08 18:21:17,622 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-08 18:21:17,623 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-08 18:21:18,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-08 18:21:18,121 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-08 18:21:18,124 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-08 18:21:18,125 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-08 18:21:18,126 INFO L275 PluginConnector]: CDTParser initialized [2021-10-08 18:21:18,127 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/unroll-cond-5.wvr.c [2021-10-08 18:21:18,211 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/586b24ed0/808e29178f6f4459b0297dd3c98eefb3/FLAG5b59a46f2 [2021-10-08 18:21:18,936 INFO L306 CDTParser]: Found 1 translation units. [2021-10-08 18:21:18,936 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/unroll-cond-5.wvr.c [2021-10-08 18:21:18,948 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/586b24ed0/808e29178f6f4459b0297dd3c98eefb3/FLAG5b59a46f2 [2021-10-08 18:21:19,287 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/586b24ed0/808e29178f6f4459b0297dd3c98eefb3 [2021-10-08 18:21:19,291 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-08 18:21:19,300 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-08 18:21:19,305 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-08 18:21:19,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-08 18:21:19,310 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-08 18:21:19,312 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.10 06:21:19" (1/1) ... [2021-10-08 18:21:19,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5653b6c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 06:21:19, skipping insertion in model container [2021-10-08 18:21:19,316 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.10 06:21:19" (1/1) ... [2021-10-08 18:21:19,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-08 18:21:19,379 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-08 18:21:19,624 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/unroll-cond-5.wvr.c[3076,3089] [2021-10-08 18:21:19,647 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-08 18:21:19,681 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-08 18:21:19,695 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-08 18:21:19,732 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/unroll-cond-5.wvr.c[3076,3089] [2021-10-08 18:21:19,736 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-08 18:21:19,742 INFO L203 MainTranslator]: Completed pre-run [2021-10-08 18:21:19,776 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/unroll-cond-5.wvr.c[3076,3089] [2021-10-08 18:21:19,780 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-08 18:21:19,801 INFO L208 MainTranslator]: Completed translation [2021-10-08 18:21:19,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 06:21:19 WrapperNode [2021-10-08 18:21:19,802 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-08 18:21:19,803 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-08 18:21:19,804 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-08 18:21:19,804 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-08 18:21:19,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 06:21:19" (1/1) ... [2021-10-08 18:21:19,831 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 06:21:19" (1/1) ... [2021-10-08 18:21:19,876 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-08 18:21:19,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-08 18:21:19,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-08 18:21:19,878 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-08 18:21:19,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 06:21:19" (1/1) ... [2021-10-08 18:21:19,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 06:21:19" (1/1) ... [2021-10-08 18:21:19,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 06:21:19" (1/1) ... [2021-10-08 18:21:19,917 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 06:21:19" (1/1) ... [2021-10-08 18:21:19,949 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 06:21:19" (1/1) ... [2021-10-08 18:21:19,964 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 06:21:19" (1/1) ... [2021-10-08 18:21:19,969 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 06:21:19" (1/1) ... [2021-10-08 18:21:19,980 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-08 18:21:19,981 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-08 18:21:19,981 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-08 18:21:19,981 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-08 18:21:19,986 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 06:21:19" (1/1) ... [2021-10-08 18:21:19,998 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-08 18:21:20,011 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 18:21:20,028 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) [2021-10-08 18:21:20,049 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 [2021-10-08 18:21:20,094 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-08 18:21:20,094 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-08 18:21:20,094 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-08 18:21:20,094 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-08 18:21:20,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-08 18:21:20,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-08 18:21:20,095 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-08 18:21:20,095 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-08 18:21:20,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-08 18:21:20,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-08 18:21:20,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-08 18:21:20,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-08 18:21:20,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-08 18:21:20,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-08 18:21:20,098 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-08 18:21:22,952 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-08 18:21:22,952 INFO L299 CfgBuilder]: Removed 37 assume(true) statements. [2021-10-08 18:21:22,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 06:21:22 BoogieIcfgContainer [2021-10-08 18:21:22,955 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-08 18:21:22,957 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-08 18:21:22,957 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-08 18:21:22,961 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-08 18:21:22,961 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.10 06:21:19" (1/3) ... [2021-10-08 18:21:22,962 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bcae568 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.10 06:21:22, skipping insertion in model container [2021-10-08 18:21:22,962 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 06:21:19" (2/3) ... [2021-10-08 18:21:22,963 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bcae568 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.10 06:21:22, skipping insertion in model container [2021-10-08 18:21:22,963 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 06:21:22" (3/3) ... [2021-10-08 18:21:22,965 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-cond-5.wvr.c [2021-10-08 18:21:22,971 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-08 18:21:22,972 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 32 error locations. [2021-10-08 18:21:22,972 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-08 18:21:23,050 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,051 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,051 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,051 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,052 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,052 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,052 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,052 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,052 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,053 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,053 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,053 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,061 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,061 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,061 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,061 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,062 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,062 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,062 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,062 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,063 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,063 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,063 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,064 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,064 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,065 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,065 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,065 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,065 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,066 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,066 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,066 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,067 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,067 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,067 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,067 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,067 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,067 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,067 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,068 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,068 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,068 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,068 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,068 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,068 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,069 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,069 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,069 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,069 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,070 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,070 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,070 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,071 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,071 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,071 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,071 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,071 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,072 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,072 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,072 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,072 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,073 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,074 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,074 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,074 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,074 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,075 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,075 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,075 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,078 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,079 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,079 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,080 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,080 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,080 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,080 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,081 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,081 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,081 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,081 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,081 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,081 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,082 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,082 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,082 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,082 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,082 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,084 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,085 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,086 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,087 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,088 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,092 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,097 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,097 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,098 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,098 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,098 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,098 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,098 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,098 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,099 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,099 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,099 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,099 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,099 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,099 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,100 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,100 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,106 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,106 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,106 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,107 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,107 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,107 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,107 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,107 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,108 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,108 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,108 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,108 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,108 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,108 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,108 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,109 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,109 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,109 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,109 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,110 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,110 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,110 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,110 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,111 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,111 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,111 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,111 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,111 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,112 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,112 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,112 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,113 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,113 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,113 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,113 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,113 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,114 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,114 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,114 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,115 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,116 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,116 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,116 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,116 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,117 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,118 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,118 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,119 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,121 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,121 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,122 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,122 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,122 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,123 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,123 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,123 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,123 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,123 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,124 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,124 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,124 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,124 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,124 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,125 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,125 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,125 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,125 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,125 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,125 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,126 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,126 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,126 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,126 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,126 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,126 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,127 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,127 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,127 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,127 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,127 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,128 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,128 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,128 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,128 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,128 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,128 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,129 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,129 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,129 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,130 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,130 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,131 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,131 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,131 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,131 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,132 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,132 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,132 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,132 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,133 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,133 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,133 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,133 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,133 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,133 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,134 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,134 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,134 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,134 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,136 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,141 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,141 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,145 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,145 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,145 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,146 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,146 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,146 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,146 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,146 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,146 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,147 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,147 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,148 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,148 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,149 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,149 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,150 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,150 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,151 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,151 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,151 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,152 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,152 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,152 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,152 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,152 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,152 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,153 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,156 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,157 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,157 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,157 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,158 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,158 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,161 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,163 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,163 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,164 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,164 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,164 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,164 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,164 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,164 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,165 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,165 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,165 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,165 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,165 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,165 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,165 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,166 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,166 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,166 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,166 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,167 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,168 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:21:23,173 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-10-08 18:21:23,254 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-08 18:21:23,266 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=false, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, 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 [2021-10-08 18:21:23,266 INFO L340 AbstractCegarLoop]: Starting to check reachability of 54 error locations. [2021-10-08 18:21:23,284 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-10-08 18:21:23,297 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 186 places, 197 transitions, 410 flow [2021-10-08 18:21:23,301 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 186 places, 197 transitions, 410 flow [2021-10-08 18:21:23,303 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 186 places, 197 transitions, 410 flow [2021-10-08 18:21:23,381 INFO L129 PetriNetUnfolder]: 18/195 cut-off events. [2021-10-08 18:21:23,382 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-10-08 18:21:23,388 INFO L84 FinitePrefix]: Finished finitePrefix Result has 204 conditions, 195 events. 18/195 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 438 event pairs, 0 based on Foata normal form. 0/145 useless extension candidates. Maximal degree in co-relation 105. Up to 2 conditions per place. [2021-10-08 18:21:23,394 INFO L116 LiptonReduction]: Number of co-enabled transitions 3088 [2021-10-08 18:22:44,476 INFO L131 LiptonReduction]: Checked pairs total: 3954 [2021-10-08 18:22:44,477 INFO L133 LiptonReduction]: Total number of compositions: 240 [2021-10-08 18:22:44,490 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 53 places, 49 transitions, 114 flow [2021-10-08 18:22:44,519 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 426 states, 206 states have (on average 5.257281553398058) internal successors, (1083), 425 states have internal predecessors, (1083), 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) [2021-10-08 18:22:44,524 INFO L276 IsEmpty]: Start isEmpty. Operand has 426 states, 206 states have (on average 5.257281553398058) internal successors, (1083), 425 states have internal predecessors, (1083), 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) [2021-10-08 18:22:44,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-10-08 18:22:44,530 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 18:22:44,534 INFO L512 BasicCegarLoop]: trace histogram [1, 1] [2021-10-08 18:22:44,535 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread2Err0REQUIRES_VIOLATION, thread2Err1REQUIRES_VIOLATION (and 50 more)] === [2021-10-08 18:22:44,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:22:44,541 INFO L82 PathProgramCache]: Analyzing trace with hash 31707, now seen corresponding path program 1 times [2021-10-08 18:22:44,553 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-08 18:22:44,554 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [622093174] [2021-10-08 18:22:44,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:22:44,555 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-08 18:22:44,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-08 18:22:44,559 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-08 18:22:44,577 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-08 18:22:44,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:22:44,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-08 18:22:44,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:22:45,056 INFO L354 Elim1Store]: treesize reduction 232, result has 18.9 percent of original size [2021-10-08 18:22:45,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 5 case distinctions, treesize of input 21 treesize of output 59 [2021-10-08 18:22:45,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 18:22:45,498 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-08 18:22:45,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 18:22:45,505 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-08 18:22:45,505 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [622093174] [2021-10-08 18:22:45,506 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [622093174] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-08 18:22:45,506 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-08 18:22:45,507 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1, 1] imperfect sequences [] total 1 [2021-10-08 18:22:45,508 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685414980] [2021-10-08 18:22:45,513 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-08 18:22:45,514 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-08 18:22:45,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-08 18:22:45,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-08 18:22:45,533 INFO L87 Difference]: Start difference. First operand has 426 states, 206 states have (on average 5.257281553398058) internal successors, (1083), 425 states have internal predecessors, (1083), 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) [2021-10-08 18:22:46,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 18:22:46,143 INFO L93 Difference]: Finished difference Result 344 states and 873 transitions. [2021-10-08 18:22:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-08 18:22:46,145 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 [2021-10-08 18:22:46,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 18:22:46,161 INFO L225 Difference]: With dead ends: 344 [2021-10-08 18:22:46,162 INFO L226 Difference]: Without dead ends: 344 [2021-10-08 18:22:46,163 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 14.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-08 18:22:46,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2021-10-08 18:22:46,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 344. [2021-10-08 18:22:46,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 344 states, 170 states have (on average 5.135294117647059) internal successors, (873), 343 states have internal predecessors, (873), 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) [2021-10-08 18:22:46,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 873 transitions. [2021-10-08 18:22:46,239 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 873 transitions. Word has length 2 [2021-10-08 18:22:46,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 18:22:46,240 INFO L470 AbstractCegarLoop]: Abstraction has 344 states and 873 transitions. [2021-10-08 18:22:46,240 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) [2021-10-08 18:22:46,240 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 873 transitions. [2021-10-08 18:22:46,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-10-08 18:22:46,241 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 18:22:46,241 INFO L512 BasicCegarLoop]: trace histogram [1, 1] [2021-10-08 18:22:46,257 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-08 18:22:46,456 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-08 18:22:46,457 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread2Err0REQUIRES_VIOLATION, thread2Err1REQUIRES_VIOLATION (and 50 more)] === [2021-10-08 18:22:46,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:22:46,458 INFO L82 PathProgramCache]: Analyzing trace with hash 31708, now seen corresponding path program 1 times [2021-10-08 18:22:46,458 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-08 18:22:46,459 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [685114187] [2021-10-08 18:22:46,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:22:46,463 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-08 18:22:46,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-08 18:22:46,464 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-08 18:22:46,500 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-08 18:22:46,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:22:46,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-08 18:22:46,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:22:46,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-08 18:22:46,747 INFO L354 Elim1Store]: treesize reduction 141, result has 26.9 percent of original size [2021-10-08 18:22:46,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 20 treesize of output 59 [2021-10-08 18:22:46,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 18:22:46,821 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-08 18:22:46,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 18:22:46,902 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-08 18:22:46,902 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [685114187] [2021-10-08 18:22:46,902 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [685114187] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-08 18:22:46,902 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-08 18:22:46,903 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1, 1] imperfect sequences [] total 2 [2021-10-08 18:22:46,903 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111029458] [2021-10-08 18:22:46,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-08 18:22:46,904 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-08 18:22:46,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-08 18:22:46,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-08 18:22:46,909 INFO L87 Difference]: Start difference. First operand 344 states and 873 transitions. Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 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) [2021-10-08 18:22:47,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 18:22:47,557 INFO L93 Difference]: Finished difference Result 346 states and 878 transitions. [2021-10-08 18:22:47,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-08 18:22:47,559 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 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 2 [2021-10-08 18:22:47,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 18:22:47,564 INFO L225 Difference]: With dead ends: 346 [2021-10-08 18:22:47,564 INFO L226 Difference]: Without dead ends: 346 [2021-10-08 18:22:47,565 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 66.1ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-08 18:22:47,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2021-10-08 18:22:47,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 346. [2021-10-08 18:22:47,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 346 states, 172 states have (on average 5.104651162790698) internal successors, (878), 345 states have internal predecessors, (878), 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) [2021-10-08 18:22:47,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 346 states and 878 transitions. [2021-10-08 18:22:47,623 INFO L78 Accepts]: Start accepts. Automaton has 346 states and 878 transitions. Word has length 2 [2021-10-08 18:22:47,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 18:22:47,624 INFO L470 AbstractCegarLoop]: Abstraction has 346 states and 878 transitions. [2021-10-08 18:22:47,626 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 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) [2021-10-08 18:22:47,626 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 878 transitions. [2021-10-08 18:22:47,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-08 18:22:47,626 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 18:22:47,626 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-10-08 18:22:47,638 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-08 18:22:47,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-08 18:22:47,841 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread2Err0REQUIRES_VIOLATION, thread2Err1REQUIRES_VIOLATION (and 50 more)] === [2021-10-08 18:22:47,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:22:47,842 INFO L82 PathProgramCache]: Analyzing trace with hash 986725, now seen corresponding path program 1 times [2021-10-08 18:22:47,842 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-08 18:22:47,842 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [7520565] [2021-10-08 18:22:47,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:22:47,843 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-08 18:22:47,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-08 18:22:47,844 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-08 18:22:47,846 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-08 18:22:47,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:22:47,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-08 18:22:47,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:22:48,100 INFO L354 Elim1Store]: treesize reduction 232, result has 18.9 percent of original size [2021-10-08 18:22:48,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 300 treesize of output 321 [2021-10-08 18:22:50,482 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-08 18:22:50,482 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-08 18:22:50,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-08 18:22:50,498 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-08 18:22:50,498 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [7520565] [2021-10-08 18:22:50,498 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [7520565] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-08 18:22:50,498 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-08 18:22:50,499 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1, 1] imperfect sequences [] total 2 [2021-10-08 18:22:50,499 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844858584] [2021-10-08 18:22:50,499 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-08 18:22:50,499 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-08 18:22:50,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-08 18:22:50,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-08 18:22:50,500 INFO L87 Difference]: Start difference. First operand 346 states and 878 transitions. Second operand has 4 states, 3 states have (on average 2.0) 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) [2021-10-08 18:22:50,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 18:22:50,993 INFO L93 Difference]: Finished difference Result 281 states and 684 transitions. [2021-10-08 18:22:50,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-08 18:22:50,993 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.0) 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 3 [2021-10-08 18:22:50,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 18:22:50,996 INFO L225 Difference]: With dead ends: 281 [2021-10-08 18:22:50,996 INFO L226 Difference]: Without dead ends: 281 [2021-10-08 18:22:50,996 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 28.6ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-08 18:22:50,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2021-10-08 18:22:51,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 281. [2021-10-08 18:22:51,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 281 states, 153 states have (on average 4.470588235294118) internal successors, (684), 280 states have internal predecessors, (684), 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) [2021-10-08 18:22:51,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 684 transitions. [2021-10-08 18:22:51,008 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 684 transitions. Word has length 3 [2021-10-08 18:22:51,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 18:22:51,008 INFO L470 AbstractCegarLoop]: Abstraction has 281 states and 684 transitions. [2021-10-08 18:22:51,008 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.0) 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) [2021-10-08 18:22:51,008 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 684 transitions. [2021-10-08 18:22:51,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-08 18:22:51,009 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 18:22:51,009 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-10-08 18:22:51,026 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-08 18:22:51,220 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-08 18:22:51,222 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread2Err0REQUIRES_VIOLATION, thread2Err1REQUIRES_VIOLATION (and 50 more)] === [2021-10-08 18:22:51,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:22:51,223 INFO L82 PathProgramCache]: Analyzing trace with hash 986727, now seen corresponding path program 1 times [2021-10-08 18:22:51,224 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-08 18:22:51,224 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [667149007] [2021-10-08 18:22:51,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:22:51,225 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-08 18:22:51,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-08 18:22:51,226 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-08 18:22:51,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-08 18:22:51,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:22:51,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-08 18:22:51,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:22:51,525 INFO L354 Elim1Store]: treesize reduction 147, result has 23.8 percent of original size [2021-10-08 18:22:51,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 46 treesize of output 78 [2021-10-08 18:22:51,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 182 treesize of output 180 [2021-10-08 18:22:53,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-08 18:22:53,054 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-08 18:22:53,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-08 18:22:53,103 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-08 18:22:53,103 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [667149007] [2021-10-08 18:22:53,103 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [667149007] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-08 18:22:53,103 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-08 18:22:53,103 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1, 1] imperfect sequences [] total 2 [2021-10-08 18:22:53,104 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312755880] [2021-10-08 18:22:53,104 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-08 18:22:53,104 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-08 18:22:53,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-08 18:22:53,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-08 18:22:53,105 INFO L87 Difference]: Start difference. First operand 281 states and 684 transitions. Second operand has 4 states, 3 states have (on average 2.0) 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) [2021-10-08 18:22:53,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 18:22:53,668 INFO L93 Difference]: Finished difference Result 216 states and 490 transitions. [2021-10-08 18:22:53,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-08 18:22:53,672 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.0) 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 3 [2021-10-08 18:22:53,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 18:22:53,674 INFO L225 Difference]: With dead ends: 216 [2021-10-08 18:22:53,674 INFO L226 Difference]: Without dead ends: 216 [2021-10-08 18:22:53,675 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 34.3ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-08 18:22:53,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2021-10-08 18:22:53,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 216. [2021-10-08 18:22:53,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 134 states have (on average 3.656716417910448) internal successors, (490), 215 states have internal predecessors, (490), 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) [2021-10-08 18:22:53,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 490 transitions. [2021-10-08 18:22:53,683 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 490 transitions. Word has length 3 [2021-10-08 18:22:53,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 18:22:53,684 INFO L470 AbstractCegarLoop]: Abstraction has 216 states and 490 transitions. [2021-10-08 18:22:53,688 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.0) 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) [2021-10-08 18:22:53,688 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 490 transitions. [2021-10-08 18:22:53,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-08 18:22:53,688 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 18:22:53,689 INFO L512 BasicCegarLoop]: trace histogram [2, 1, 1] [2021-10-08 18:22:53,700 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2021-10-08 18:22:53,899 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-08 18:22:53,900 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread2Err0REQUIRES_VIOLATION, thread2Err1REQUIRES_VIOLATION (and 50 more)] === [2021-10-08 18:22:53,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:22:53,901 INFO L82 PathProgramCache]: Analyzing trace with hash 30588284, now seen corresponding path program 1 times [2021-10-08 18:22:53,901 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-08 18:22:53,902 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1526082098] [2021-10-08 18:22:53,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:22:53,903 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-08 18:22:53,903 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-08 18:22:53,904 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-08 18:22:53,905 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-08 18:22:53,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:22:53,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-08 18:22:53,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:22:54,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-08 18:22:54,210 INFO L354 Elim1Store]: treesize reduction 141, result has 26.9 percent of original size [2021-10-08 18:22:54,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 20 treesize of output 59 [2021-10-08 18:22:54,346 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 18:22:54,346 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-08 18:22:54,741 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 18:22:54,741 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-08 18:22:54,741 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1526082098] [2021-10-08 18:22:54,741 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1526082098] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-08 18:22:54,741 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 18:22:54,741 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 6 [2021-10-08 18:22:54,741 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480026002] [2021-10-08 18:22:54,742 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-08 18:22:54,742 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-08 18:22:54,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-08 18:22:54,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-08 18:22:54,743 INFO L87 Difference]: Start difference. First operand 216 states and 490 transitions. Second operand has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 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) [2021-10-08 18:22:57,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 18:22:57,666 INFO L93 Difference]: Finished difference Result 1064 states and 2430 transitions. [2021-10-08 18:22:57,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:22:57,669 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 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 4 [2021-10-08 18:22:57,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 18:22:57,677 INFO L225 Difference]: With dead ends: 1064 [2021-10-08 18:22:57,677 INFO L226 Difference]: Without dead ends: 1064 [2021-10-08 18:22:57,678 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 682.2ms TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2021-10-08 18:22:57,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1064 states. [2021-10-08 18:22:57,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1064 to 220. [2021-10-08 18:22:57,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 138 states have (on average 3.608695652173913) internal successors, (498), 219 states have internal predecessors, (498), 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) [2021-10-08 18:22:57,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 498 transitions. [2021-10-08 18:22:57,694 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 498 transitions. Word has length 4 [2021-10-08 18:22:57,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 18:22:57,694 INFO L470 AbstractCegarLoop]: Abstraction has 220 states and 498 transitions. [2021-10-08 18:22:57,694 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 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) [2021-10-08 18:22:57,695 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 498 transitions. [2021-10-08 18:22:57,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-08 18:22:57,695 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 18:22:57,695 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-10-08 18:22:57,711 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-08 18:22:57,909 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-08 18:22:57,911 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thread1Err0REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread2Err0REQUIRES_VIOLATION, thread2Err1REQUIRES_VIOLATION (and 50 more)] === [2021-10-08 18:22:57,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:22:57,912 INFO L82 PathProgramCache]: Analyzing trace with hash 948267108, now seen corresponding path program 1 times [2021-10-08 18:22:57,912 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-08 18:22:57,913 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1862718625] [2021-10-08 18:22:57,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:22:57,913 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-08 18:22:57,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-08 18:22:57,914 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-08 18:22:57,916 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-08 18:22:57,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:22:57,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-08 18:22:57,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:22:58,117 INFO L354 Elim1Store]: treesize reduction 232, result has 18.9 percent of original size [2021-10-08 18:22:58,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 5 case distinctions, treesize of input 21 treesize of output 59 [2021-10-08 18:22:58,443 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-08 18:22:58,444 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-08 18:22:58,483 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-08 18:22:58,484 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-08 18:22:58,484 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1862718625] [2021-10-08 18:22:58,484 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1862718625] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-08 18:22:58,484 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-08 18:22:58,484 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-08 18:22:58,485 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1299084163] [2021-10-08 18:22:58,485 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-08 18:22:58,485 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-08 18:22:58,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-08 18:22:58,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-08 18:22:58,486 INFO L87 Difference]: Start difference. First operand 220 states and 498 transitions. Second operand has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 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) [2021-10-08 18:22:58,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 18:22:58,904 INFO L93 Difference]: Finished difference Result 134 states and 295 transitions. [2021-10-08 18:22:58,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-08 18:22:58,905 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 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 [2021-10-08 18:22:58,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 18:22:58,908 INFO L225 Difference]: With dead ends: 134 [2021-10-08 18:22:58,908 INFO L226 Difference]: Without dead ends: 134 [2021-10-08 18:22:58,908 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 23.4ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-08 18:22:58,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2021-10-08 18:22:58,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2021-10-08 18:22:58,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 89 states have (on average 3.3146067415730336) internal successors, (295), 133 states have internal predecessors, (295), 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) [2021-10-08 18:22:58,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 295 transitions. [2021-10-08 18:22:58,914 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 295 transitions. Word has length 5 [2021-10-08 18:22:58,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 18:22:58,915 INFO L470 AbstractCegarLoop]: Abstraction has 134 states and 295 transitions. [2021-10-08 18:22:58,915 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 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) [2021-10-08 18:22:58,915 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 295 transitions. [2021-10-08 18:22:58,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-08 18:22:58,915 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 18:22:58,916 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-10-08 18:22:58,929 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-08 18:22:59,127 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-08 18:22:59,129 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thread1Err1REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread2Err0REQUIRES_VIOLATION, thread2Err1REQUIRES_VIOLATION (and 50 more)] === [2021-10-08 18:22:59,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:22:59,130 INFO L82 PathProgramCache]: Analyzing trace with hash 948267110, now seen corresponding path program 1 times [2021-10-08 18:22:59,130 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-08 18:22:59,131 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2038163081] [2021-10-08 18:22:59,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:22:59,131 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-08 18:22:59,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-08 18:22:59,132 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-08 18:22:59,135 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-08 18:22:59,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:22:59,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-08 18:22:59,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:22:59,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 18:22:59,280 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-08 18:22:59,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 31 [2021-10-08 18:22:59,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 18:22:59,581 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-08 18:22:59,581 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2038163081] [2021-10-08 18:22:59,581 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2038163081] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-08 18:22:59,581 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 18:22:59,582 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 6 [2021-10-08 18:22:59,582 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732320749] [2021-10-08 18:22:59,582 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-08 18:22:59,582 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-08 18:22:59,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-08 18:22:59,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-08 18:22:59,583 INFO L87 Difference]: Start difference. First operand 134 states and 295 transitions. Second operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 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) [2021-10-08 18:23:00,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 18:23:00,948 INFO L93 Difference]: Finished difference Result 331 states and 728 transitions. [2021-10-08 18:23:00,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-08 18:23:00,949 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 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 5 [2021-10-08 18:23:00,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 18:23:00,954 INFO L225 Difference]: With dead ends: 331 [2021-10-08 18:23:00,954 INFO L226 Difference]: Without dead ends: 331 [2021-10-08 18:23:00,955 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 373.6ms TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2021-10-08 18:23:00,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2021-10-08 18:23:00,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 160. [2021-10-08 18:23:00,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 115 states have (on average 3.3391304347826085) internal successors, (384), 159 states have internal predecessors, (384), 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) [2021-10-08 18:23:00,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 384 transitions. [2021-10-08 18:23:00,964 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 384 transitions. Word has length 5 [2021-10-08 18:23:00,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 18:23:00,964 INFO L470 AbstractCegarLoop]: Abstraction has 160 states and 384 transitions. [2021-10-08 18:23:00,964 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 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) [2021-10-08 18:23:00,964 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 384 transitions. [2021-10-08 18:23:00,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-08 18:23:00,965 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 18:23:00,965 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-10-08 18:23:00,976 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-10-08 18:23:01,172 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-08 18:23:01,172 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread2Err0REQUIRES_VIOLATION, thread2Err1REQUIRES_VIOLATION (and 50 more)] === [2021-10-08 18:23:01,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:23:01,173 INFO L82 PathProgramCache]: Analyzing trace with hash 948267192, now seen corresponding path program 1 times [2021-10-08 18:23:01,174 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-08 18:23:01,174 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [756846738] [2021-10-08 18:23:01,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:23:01,175 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-08 18:23:01,175 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-08 18:23:01,176 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-08 18:23:01,178 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-10-08 18:23:01,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:23:01,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-08 18:23:01,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:23:01,410 INFO L354 Elim1Store]: treesize reduction 232, result has 18.9 percent of original size [2021-10-08 18:23:01,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 5 case distinctions, treesize of input 21 treesize of output 59 [2021-10-08 18:23:01,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-08 18:23:01,754 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-08 18:23:01,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-08 18:23:01,769 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-08 18:23:01,769 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [756846738] [2021-10-08 18:23:01,770 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [756846738] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-08 18:23:01,770 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-08 18:23:01,770 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1, 1] imperfect sequences [] total 1 [2021-10-08 18:23:01,770 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999602905] [2021-10-08 18:23:01,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-08 18:23:01,770 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-08 18:23:01,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-08 18:23:01,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-08 18:23:01,771 INFO L87 Difference]: Start difference. First operand 160 states and 384 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) [2021-10-08 18:23:02,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 18:23:02,256 INFO L93 Difference]: Finished difference Result 145 states and 353 transitions. [2021-10-08 18:23:02,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-08 18:23:02,256 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 [2021-10-08 18:23:02,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 18:23:02,257 INFO L225 Difference]: With dead ends: 145 [2021-10-08 18:23:02,258 INFO L226 Difference]: Without dead ends: 145 [2021-10-08 18:23:02,258 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-08 18:23:02,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2021-10-08 18:23:02,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2021-10-08 18:23:02,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 112 states have (on average 3.1517857142857144) internal successors, (353), 144 states have internal predecessors, (353), 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) [2021-10-08 18:23:02,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 353 transitions. [2021-10-08 18:23:02,267 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 353 transitions. Word has length 5 [2021-10-08 18:23:02,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 18:23:02,267 INFO L470 AbstractCegarLoop]: Abstraction has 145 states and 353 transitions. [2021-10-08 18:23:02,268 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) [2021-10-08 18:23:02,268 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 353 transitions. [2021-10-08 18:23:02,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-08 18:23:02,268 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 18:23:02,268 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-10-08 18:23:02,284 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-10-08 18:23:02,483 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-08 18:23:02,483 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr5REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread2Err0REQUIRES_VIOLATION, thread2Err1REQUIRES_VIOLATION (and 50 more)] === [2021-10-08 18:23:02,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:23:02,484 INFO L82 PathProgramCache]: Analyzing trace with hash 948267193, now seen corresponding path program 1 times [2021-10-08 18:23:02,485 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-08 18:23:02,485 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1222123108] [2021-10-08 18:23:02,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:23:02,486 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-08 18:23:02,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-08 18:23:02,487 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-08 18:23:02,488 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-08 18:23:02,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:23:02,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-08 18:23:02,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:23:02,755 INFO L354 Elim1Store]: treesize reduction 155, result has 19.7 percent of original size [2021-10-08 18:23:02,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 46 treesize of output 70 [2021-10-08 18:23:02,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 327 treesize of output 311 [2021-10-08 18:23:05,207 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-08 18:23:05,207 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-08 18:23:05,282 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-08 18:23:05,282 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-08 18:23:05,282 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1222123108] [2021-10-08 18:23:05,282 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1222123108] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-08 18:23:05,282 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-08 18:23:05,282 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1, 1] imperfect sequences [] total 2 [2021-10-08 18:23:05,283 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651563062] [2021-10-08 18:23:05,283 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-08 18:23:05,283 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-08 18:23:05,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-08 18:23:05,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-08 18:23:05,284 INFO L87 Difference]: Start difference. First operand 145 states and 353 transitions. Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 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) [2021-10-08 18:23:05,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 18:23:05,890 INFO L93 Difference]: Finished difference Result 130 states and 322 transitions. [2021-10-08 18:23:05,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-08 18:23:05,891 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 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 5 [2021-10-08 18:23:05,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 18:23:05,892 INFO L225 Difference]: With dead ends: 130 [2021-10-08 18:23:05,892 INFO L226 Difference]: Without dead ends: 130 [2021-10-08 18:23:05,892 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2034.7ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-08 18:23:05,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2021-10-08 18:23:05,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2021-10-08 18:23:05,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 109 states have (on average 2.9541284403669725) internal successors, (322), 129 states have internal predecessors, (322), 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) [2021-10-08 18:23:05,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 322 transitions. [2021-10-08 18:23:05,899 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 322 transitions. Word has length 5 [2021-10-08 18:23:05,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 18:23:05,900 INFO L470 AbstractCegarLoop]: Abstraction has 130 states and 322 transitions. [2021-10-08 18:23:05,900 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 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) [2021-10-08 18:23:05,900 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 322 transitions. [2021-10-08 18:23:05,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-08 18:23:05,900 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 18:23:05,901 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-10-08 18:23:05,915 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-08 18:23:06,113 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-08 18:23:06,113 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting thread1Err1REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread2Err0REQUIRES_VIOLATION, thread2Err1REQUIRES_VIOLATION (and 50 more)] === [2021-10-08 18:23:06,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:23:06,114 INFO L82 PathProgramCache]: Analyzing trace with hash -668489868, now seen corresponding path program 1 times [2021-10-08 18:23:06,115 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-08 18:23:06,115 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1221120731] [2021-10-08 18:23:06,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:23:06,116 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-08 18:23:06,116 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-08 18:23:06,117 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-08 18:23:06,118 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-10-08 18:23:06,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:23:06,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-08 18:23:06,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:23:06,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-08 18:23:06,366 INFO L354 Elim1Store]: treesize reduction 141, result has 26.9 percent of original size [2021-10-08 18:23:06,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 20 treesize of output 59 [2021-10-08 18:23:06,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 18:23:06,621 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-08 18:23:07,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 18:23:07,403 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-08 18:23:07,404 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1221120731] [2021-10-08 18:23:07,404 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1221120731] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-08 18:23:07,404 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 18:23:07,404 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 8 [2021-10-08 18:23:07,404 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418237697] [2021-10-08 18:23:07,404 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-08 18:23:07,404 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-08 18:23:07,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-08 18:23:07,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-10-08 18:23:07,405 INFO L87 Difference]: Start difference. First operand 130 states and 322 transitions. Second operand has 10 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 9 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) [2021-10-08 18:23:13,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 18:23:13,554 INFO L93 Difference]: Finished difference Result 324 states and 756 transitions. [2021-10-08 18:23:13,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-08 18:23:13,556 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 9 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 6 [2021-10-08 18:23:13,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 18:23:13,558 INFO L225 Difference]: With dead ends: 324 [2021-10-08 18:23:13,558 INFO L226 Difference]: Without dead ends: 324 [2021-10-08 18:23:13,559 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 2322.3ms TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2021-10-08 18:23:13,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2021-10-08 18:23:13,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 153. [2021-10-08 18:23:13,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 132 states have (on average 3.1136363636363638) internal successors, (411), 152 states have internal predecessors, (411), 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) [2021-10-08 18:23:13,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 411 transitions. [2021-10-08 18:23:13,567 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 411 transitions. Word has length 6 [2021-10-08 18:23:13,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 18:23:13,567 INFO L470 AbstractCegarLoop]: Abstraction has 153 states and 411 transitions. [2021-10-08 18:23:13,567 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 9 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) [2021-10-08 18:23:13,568 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 411 transitions. [2021-10-08 18:23:13,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-08 18:23:13,568 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 18:23:13,568 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-08 18:23:13,585 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-10-08 18:23:13,780 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-08 18:23:13,781 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting thread2Err11REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread2Err0REQUIRES_VIOLATION, thread2Err1REQUIRES_VIOLATION (and 50 more)] === [2021-10-08 18:23:13,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:23:13,782 INFO L82 PathProgramCache]: Analyzing trace with hash 751727340, now seen corresponding path program 1 times [2021-10-08 18:23:13,782 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-08 18:23:13,783 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [192109681] [2021-10-08 18:23:13,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:23:13,783 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-08 18:23:13,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-08 18:23:13,784 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-08 18:23:13,785 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-10-08 18:23:13,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:23:13,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-08 18:23:13,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:23:13,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 18:23:13,982 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-08 18:23:14,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 31 [2021-10-08 18:23:14,352 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 18:23:14,352 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-08 18:23:14,352 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [192109681] [2021-10-08 18:23:14,352 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [192109681] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-08 18:23:14,352 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 18:23:14,352 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 6 [2021-10-08 18:23:14,353 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012276418] [2021-10-08 18:23:14,353 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-08 18:23:14,353 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-08 18:23:14,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-08 18:23:14,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-08 18:23:14,354 INFO L87 Difference]: Start difference. First operand 153 states and 411 transitions. Second operand has 8 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 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) [2021-10-08 18:23:15,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-08 18:23:15,186 INFO L93 Difference]: Finished difference Result 180 states and 602 transitions. [2021-10-08 18:23:15,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-08 18:23:15,188 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 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 [2021-10-08 18:23:15,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-08 18:23:15,192 INFO L225 Difference]: With dead ends: 180 [2021-10-08 18:23:15,192 INFO L226 Difference]: Without dead ends: 180 [2021-10-08 18:23:15,192 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 391.2ms TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2021-10-08 18:23:15,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2021-10-08 18:23:15,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 169. [2021-10-08 18:23:15,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 148 states have (on average 3.75) internal successors, (555), 168 states have internal predecessors, (555), 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) [2021-10-08 18:23:15,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 555 transitions. [2021-10-08 18:23:15,204 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 555 transitions. Word has length 7 [2021-10-08 18:23:15,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-08 18:23:15,204 INFO L470 AbstractCegarLoop]: Abstraction has 169 states and 555 transitions. [2021-10-08 18:23:15,205 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 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) [2021-10-08 18:23:15,205 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 555 transitions. [2021-10-08 18:23:15,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-08 18:23:15,205 INFO L504 BasicCegarLoop]: Found error trace [2021-10-08 18:23:15,205 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-08 18:23:15,218 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-10-08 18:23:15,406 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-08 18:23:15,406 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting thread2Err17REQUIRES_VIOLATION === [thread1Err0REQUIRES_VIOLATION, thread1Err1REQUIRES_VIOLATION, thread2Err0REQUIRES_VIOLATION, thread2Err1REQUIRES_VIOLATION (and 50 more)] === [2021-10-08 18:23:15,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:23:15,407 INFO L82 PathProgramCache]: Analyzing trace with hash 751727428, now seen corresponding path program 1 times [2021-10-08 18:23:15,408 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-08 18:23:15,409 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2060097588] [2021-10-08 18:23:15,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:23:15,409 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-08 18:23:15,409 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-08 18:23:15,410 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-08 18:23:15,411 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-10-08 18:23:15,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:23:15,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 19 conjunts are in the unsatisfiable core [2021-10-08 18:23:15,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:23:15,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 18:23:15,770 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-08 18:23:19,001 INFO L354 Elim1Store]: treesize reduction 1011, result has 12.5 percent of original size [2021-10-08 18:23:19,002 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 492 treesize of output 531 [2021-10-08 18:23:19,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 531 treesize of output 529 [2021-10-08 18:24:20,844 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-08 18:24:20,844 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2060097588] [2021-10-08 18:24:20,845 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: no int: (_ BitVec 32) [2021-10-08 18:24:20,845 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [647174208] [2021-10-08 18:24:20,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:24:20,845 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-08 18:24:20,845 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/cvc4 [2021-10-08 18:24:20,847 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-08 18:24:20,847 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2021-10-08 18:24:21,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:24:21,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 18 conjunts are in the unsatisfiable core [2021-10-08 18:24:21,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:24:21,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-08 18:24:21,312 INFO L354 Elim1Store]: treesize reduction 141, result has 26.9 percent of original size [2021-10-08 18:24:21,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 20 treesize of output 59 [2021-10-08 18:24:21,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 18:24:21,583 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-08 18:24:24,993 INFO L354 Elim1Store]: treesize reduction 1011, result has 12.5 percent of original size [2021-10-08 18:24:24,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 492 treesize of output 531 [2021-10-08 18:24:25,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 531 treesize of output 529 [2021-10-08 18:25:51,002 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: no int: (_ BitVec 32) [2021-10-08 18:25:51,002 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1743605948] [2021-10-08 18:25:51,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:25:51,002 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:25:51,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 18:25:51,004 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 18:25:51,007 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-10-08 18:25:51,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:25:51,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 17 conjunts are in the unsatisfiable core [2021-10-08 18:25:51,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:25:51,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-08 18:25:51,377 INFO L354 Elim1Store]: treesize reduction 141, result has 26.9 percent of original size [2021-10-08 18:25:51,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 20 treesize of output 59 [2021-10-08 18:25:51,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 18:25:51,585 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-08 18:25:54,594 INFO L354 Elim1Store]: treesize reduction 1011, result has 12.5 percent of original size [2021-10-08 18:25:54,595 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 492 treesize of output 531 [2021-10-08 18:25:54,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 531 treesize of output 529 Received shutdown request... [2021-10-08 18:35:30,543 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (14)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-10-08 18:35:30,543 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-10-08 18:35:30,550 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err17REQUIRES_VIOLATION [2021-10-08 18:35:30,562 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-10-08 18:35:30,563 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-10-08 18:35:30,564 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (13)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-10-08 18:35:30,779 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2021-10-08 18:35:30,955 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2021-10-08 18:35:31,151 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3,15 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,14 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2021-10-08 18:35:31,152 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. [2021-10-08 18:35:31,155 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err0REQUIRES_VIOLATION [2021-10-08 18:35:31,155 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err1REQUIRES_VIOLATION [2021-10-08 18:35:31,155 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err0REQUIRES_VIOLATION [2021-10-08 18:35:31,156 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err1REQUIRES_VIOLATION [2021-10-08 18:35:31,156 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err2REQUIRES_VIOLATION [2021-10-08 18:35:31,156 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err3REQUIRES_VIOLATION [2021-10-08 18:35:31,156 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err4REQUIRES_VIOLATION [2021-10-08 18:35:31,156 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err5REQUIRES_VIOLATION [2021-10-08 18:35:31,156 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err6REQUIRES_VIOLATION [2021-10-08 18:35:31,157 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err7REQUIRES_VIOLATION [2021-10-08 18:35:31,157 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err8REQUIRES_VIOLATION [2021-10-08 18:35:31,157 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err9REQUIRES_VIOLATION [2021-10-08 18:35:31,157 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err10REQUIRES_VIOLATION [2021-10-08 18:35:31,157 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err11REQUIRES_VIOLATION [2021-10-08 18:35:31,157 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err12REQUIRES_VIOLATION [2021-10-08 18:35:31,158 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err13REQUIRES_VIOLATION [2021-10-08 18:35:31,158 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err14REQUIRES_VIOLATION [2021-10-08 18:35:31,158 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err15REQUIRES_VIOLATION [2021-10-08 18:35:31,158 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err16REQUIRES_VIOLATION [2021-10-08 18:35:31,158 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err17REQUIRES_VIOLATION [2021-10-08 18:35:31,158 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0REQUIRES_VIOLATION [2021-10-08 18:35:31,159 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1REQUIRES_VIOLATION [2021-10-08 18:35:31,159 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2REQUIRES_VIOLATION [2021-10-08 18:35:31,159 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3REQUIRES_VIOLATION [2021-10-08 18:35:31,159 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4REQUIRES_VIOLATION [2021-10-08 18:35:31,159 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5REQUIRES_VIOLATION [2021-10-08 18:35:31,160 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6REQUIRES_VIOLATION [2021-10-08 18:35:31,160 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7REQUIRES_VIOLATION [2021-10-08 18:35:31,160 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8REQUIRES_VIOLATION [2021-10-08 18:35:31,160 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9REQUIRES_VIOLATION [2021-10-08 18:35:31,160 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK [2021-10-08 18:35:31,160 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK [2021-10-08 18:35:31,161 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-08 18:35:31,161 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-08 18:35:31,161 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err0REQUIRES_VIOLATION [2021-10-08 18:35:31,161 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err1REQUIRES_VIOLATION [2021-10-08 18:35:31,161 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err0REQUIRES_VIOLATION [2021-10-08 18:35:31,161 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err1REQUIRES_VIOLATION [2021-10-08 18:35:31,161 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err2REQUIRES_VIOLATION [2021-10-08 18:35:31,162 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err3REQUIRES_VIOLATION [2021-10-08 18:35:31,162 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err4REQUIRES_VIOLATION [2021-10-08 18:35:31,162 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err5REQUIRES_VIOLATION [2021-10-08 18:35:31,162 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err6REQUIRES_VIOLATION [2021-10-08 18:35:31,162 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err7REQUIRES_VIOLATION [2021-10-08 18:35:31,162 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err8REQUIRES_VIOLATION [2021-10-08 18:35:31,162 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err9REQUIRES_VIOLATION [2021-10-08 18:35:31,162 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err10REQUIRES_VIOLATION [2021-10-08 18:35:31,163 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err11REQUIRES_VIOLATION [2021-10-08 18:35:31,163 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err12REQUIRES_VIOLATION [2021-10-08 18:35:31,163 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err13REQUIRES_VIOLATION [2021-10-08 18:35:31,163 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err14REQUIRES_VIOLATION [2021-10-08 18:35:31,163 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err15REQUIRES_VIOLATION [2021-10-08 18:35:31,163 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err16REQUIRES_VIOLATION [2021-10-08 18:35:31,171 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-08 18:35:31,171 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-08 18:35:31,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.10 06:35:31 BasicIcfg [2021-10-08 18:35:31,173 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-08 18:35:31,174 INFO L168 Benchmark]: Toolchain (without parser) took 851881.31 ms. Allocated memory was 151.0 MB in the beginning and 195.0 MB in the end (delta: 44.0 MB). Free memory was 127.2 MB in the beginning and 56.7 MB in the end (delta: 70.5 MB). Peak memory consumption was 125.1 MB. Max. memory is 8.0 GB. [2021-10-08 18:35:31,174 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 151.0 MB. Free memory is still 129.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-08 18:35:31,175 INFO L168 Benchmark]: CACSL2BoogieTranslator took 497.23 ms. Allocated memory is still 151.0 MB. Free memory was 126.8 MB in the beginning and 112.7 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-10-08 18:35:31,175 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.85 ms. Allocated memory is still 151.0 MB. Free memory was 112.5 MB in the beginning and 110.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-08 18:35:31,175 INFO L168 Benchmark]: Boogie Preprocessor took 103.24 ms. Allocated memory is still 151.0 MB. Free memory was 110.5 MB in the beginning and 108.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-08 18:35:31,176 INFO L168 Benchmark]: RCFGBuilder took 2973.89 ms. Allocated memory is still 151.0 MB. Free memory was 108.4 MB in the beginning and 81.6 MB in the end (delta: 26.8 MB). Peak memory consumption was 27.2 MB. Max. memory is 8.0 GB. [2021-10-08 18:35:31,176 INFO L168 Benchmark]: TraceAbstraction took 848216.08 ms. Allocated memory was 151.0 MB in the beginning and 195.0 MB in the end (delta: 44.0 MB). Free memory was 81.0 MB in the beginning and 56.7 MB in the end (delta: 24.3 MB). Peak memory consumption was 78.0 MB. Max. memory is 8.0 GB. [2021-10-08 18:35:31,178 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 151.0 MB. Free memory is still 129.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 497.23 ms. Allocated memory is still 151.0 MB. Free memory was 126.8 MB in the beginning and 112.7 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 72.85 ms. Allocated memory is still 151.0 MB. Free memory was 112.5 MB in the beginning and 110.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 103.24 ms. Allocated memory is still 151.0 MB. Free memory was 110.5 MB in the beginning and 108.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2973.89 ms. Allocated memory is still 151.0 MB. Free memory was 108.4 MB in the beginning and 81.6 MB in the end (delta: 26.8 MB). Peak memory consumption was 27.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 848216.08 ms. Allocated memory was 151.0 MB in the beginning and 195.0 MB in the end (delta: 44.0 MB). Free memory was 81.0 MB in the beginning and 56.7 MB in the end (delta: 24.3 MB). Peak memory consumption was 78.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 81176.0ms, 186 PlacesBefore, 53 PlacesAfterwards, 197 TransitionsBefore, 49 TransitionsAfterwards, 3088 CoEnabledTransitionPairs, 8 FixpointIterations, 87 TrivialSequentialCompositions, 109 ConcurrentSequentialCompositions, 14 TrivialYvCompositions, 15 ConcurrentYvCompositions, 15 ChoiceCompositions, 240 TotalNumberOfCompositions, 3954 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3924, positive: 3908, positive conditional: 0, positive unconditional: 3908, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1757, positive: 1754, positive conditional: 0, positive unconditional: 1754, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1757, positive: 1754, positive conditional: 0, positive unconditional: 1754, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 392, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 392, negative conditional: 0, negative unconditional: 392, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3924, positive: 2154, positive conditional: 0, positive unconditional: 2154, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 1757, unknown conditional: 0, unknown unconditional: 1757] , Statistics on independence cache: Total cache size (in pairs): 88, Positive cache size: 87, Positive conditional cache size: 0, Positive unconditional cache size: 87, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - 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 - TimeoutResultAtElement [Line: 95]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 51]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 51]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 62]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 62]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 65]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 65]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 68]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 68]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 71]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 71]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 74]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 74]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 80]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 80]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 85]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 85]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 90]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 90]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 95]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 129]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 129]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 112]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 112]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 113]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 113]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 114]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 114]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 115]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 115]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 118]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 102]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 112]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 113]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was analyzing trace of length 8 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-6-1 term,while PolyPacSimplificationTermWalker was simplifying 6 xjuncts wrt. a ∨-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 260 locations, 54 error locations. Started 1 CEGAR loops. OverallTime: 847915.3ms, OverallIterations: 12, TraceHistogramMax: 2, EmptinessCheckTime: 14.5ms, AutomataDifference: 15197.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 81253.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 145 SDtfs, 914 SDslu, 215 SDs, 0 SdLazy, 849 SolverSat, 44 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11443.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 88 GetRequests, 33 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 5984.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=426occurred in iteration=0, 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: 201.9ms AutomataMinimizationTime, 11 MinimizatonAttempts, 1197 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 100.0ms SsaConstructionTime, 333.1ms SatisfiabilityAnalysisTime, 12160.9ms InterpolantComputationTime, 47 NumberOfCodeBlocks, 47 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 72 ConstructedInterpolants, 13 QuantifiedInterpolants, 1466 SizeOfPredicates, 76 NumberOfNonLiveVariables, 611 ConjunctsInSsa, 88 ConjunctsInUnsatCore, 22 InterpolantComputations, 14 PerfectInterpolantSequences, 10/24 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 could not prove your program: Timeout Completed graceful shutdown