./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float-to-double2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-to-double2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bb25cff741a4983d608d95bf512bab62b5988d3b ...................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-to-double2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bb25cff741a4983d608d95bf512bab62b5988d3b ................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:54:49,907 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:54:49,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:54:49,977 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:54:49,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:54:49,983 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:54:49,984 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:54:49,989 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:54:49,991 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:54:49,999 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:54:50,000 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:54:50,002 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:54:50,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:54:50,005 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:54:50,008 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:54:50,014 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:54:50,016 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:54:50,017 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:54:50,023 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:54:50,027 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:54:50,029 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:54:50,032 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:54:50,036 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:54:50,037 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:54:50,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:54:50,045 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:54:50,045 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:54:50,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:54:50,048 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:54:50,050 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:54:50,050 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:54:50,051 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:54:50,053 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:54:50,054 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:54:50,055 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:54:50,056 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:54:50,056 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:54:50,057 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:54:50,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:54:50,058 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:54:50,059 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:54:50,059 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 00:54:50,095 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:54:50,095 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:54:50,095 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:54:50,096 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:54:50,097 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:54:50,097 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:54:50,097 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:54:50,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:54:50,098 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:54:50,098 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:54:50,098 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:54:50,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:54:50,098 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:54:50,099 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:54:50,099 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:54:50,099 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:54:50,099 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:54:50,099 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:54:50,100 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:54:50,100 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:54:50,100 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:54:50,100 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:54:50,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:54:50,101 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:54:50,101 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:54:50,101 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:54:50,101 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:54:50,102 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:54:50,102 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:54:50,102 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:54:50,102 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb25cff741a4983d608d95bf512bab62b5988d3b [2021-10-13 00:54:50,391 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:54:50,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:54:50,413 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:54:50,414 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:54:50,415 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:54:50,416 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/floats-cbmc-regression/float-to-double2.c [2021-10-13 00:54:50,485 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/data/3d8fb907c/59a52e168fe1445a9f08ad5317ade001/FLAGc962c288d [2021-10-13 00:54:50,945 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:54:50,946 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/sv-benchmarks/c/floats-cbmc-regression/float-to-double2.c [2021-10-13 00:54:50,951 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/data/3d8fb907c/59a52e168fe1445a9f08ad5317ade001/FLAGc962c288d [2021-10-13 00:54:51,325 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/data/3d8fb907c/59a52e168fe1445a9f08ad5317ade001 [2021-10-13 00:54:51,327 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:54:51,328 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:54:51,330 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:54:51,330 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:54:51,333 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:54:51,334 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:54:51" (1/1) ... [2021-10-13 00:54:51,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c4e6007 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:51, skipping insertion in model container [2021-10-13 00:54:51,335 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:54:51" (1/1) ... [2021-10-13 00:54:51,342 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:54:51,353 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:54:51,568 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/sv-benchmarks/c/floats-cbmc-regression/float-to-double2.c[380,393] [2021-10-13 00:54:51,579 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:54:51,592 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:54:51,620 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/sv-benchmarks/c/floats-cbmc-regression/float-to-double2.c[380,393] [2021-10-13 00:54:51,624 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:54:51,638 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:54:51,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:51 WrapperNode [2021-10-13 00:54:51,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:54:51,642 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:54:51,643 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:54:51,643 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:54:51,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:51" (1/1) ... [2021-10-13 00:54:51,660 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:51" (1/1) ... [2021-10-13 00:54:51,677 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:54:51,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:54:51,679 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:54:51,679 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:54:51,686 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:51" (1/1) ... [2021-10-13 00:54:51,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:51" (1/1) ... [2021-10-13 00:54:51,688 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:51" (1/1) ... [2021-10-13 00:54:51,688 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:51" (1/1) ... [2021-10-13 00:54:51,695 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:51" (1/1) ... [2021-10-13 00:54:51,697 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:51" (1/1) ... [2021-10-13 00:54:51,698 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:51" (1/1) ... [2021-10-13 00:54:51,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:54:51,707 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:54:51,707 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:54:51,708 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:54:51,708 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:51" (1/1) ... [2021-10-13 00:54:51,717 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:54:51,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:54:51,743 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:54:51,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:54:51,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:54:51,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:54:51,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:54:51,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:54:51,980 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:54:51,980 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-13 00:54:51,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:54:51 BoogieIcfgContainer [2021-10-13 00:54:51,982 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:54:51,984 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:54:51,984 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:54:51,988 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:54:51,988 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:54:51" (1/3) ... [2021-10-13 00:54:51,989 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fa70c25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:54:51, skipping insertion in model container [2021-10-13 00:54:51,989 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:51" (2/3) ... [2021-10-13 00:54:51,989 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fa70c25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:54:51, skipping insertion in model container [2021-10-13 00:54:51,989 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:54:51" (3/3) ... [2021-10-13 00:54:51,991 INFO L111 eAbstractionObserver]: Analyzing ICFG float-to-double2.c [2021-10-13 00:54:51,996 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:54:51,996 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-13 00:54:52,042 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 00:54:52,048 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 00:54:52,049 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-13 00:54:52,062 INFO L276 IsEmpty]: Start isEmpty. Operand has 9 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:54:52,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-13 00:54:52,066 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:54:52,067 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-10-13 00:54:52,067 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:54:52,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:54:52,073 INFO L82 PathProgramCache]: Analyzing trace with hash 925604, now seen corresponding path program 1 times [2021-10-13 00:54:52,081 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:54:52,082 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350221198] [2021-10-13 00:54:52,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:54:52,083 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:54:52,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:54:52,174 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:54:52,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:54:52,208 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:54:52,210 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-13 00:54:52,211 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:54:52,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 00:54:52,225 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 00:54:52,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:54:52 BoogieIcfgContainer [2021-10-13 00:54:52,241 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 00:54:52,241 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:54:52,242 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:54:52,242 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:54:52,242 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:54:51" (3/4) ... [2021-10-13 00:54:52,245 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-13 00:54:52,245 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:54:52,248 INFO L168 Benchmark]: Toolchain (without parser) took 917.94 ms. Allocated memory is still 98.6 MB. Free memory was 61.3 MB in the beginning and 50.2 MB in the end (delta: 11.1 MB). Peak memory consumption was 9.7 MB. Max. memory is 16.1 GB. [2021-10-13 00:54:52,248 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 98.6 MB. Free memory is still 78.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:54:52,249 INFO L168 Benchmark]: CACSL2BoogieTranslator took 311.11 ms. Allocated memory is still 98.6 MB. Free memory was 61.1 MB in the beginning and 74.2 MB in the end (delta: -13.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:54:52,250 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.87 ms. Allocated memory is still 98.6 MB. Free memory was 74.2 MB in the beginning and 72.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:54:52,250 INFO L168 Benchmark]: Boogie Preprocessor took 27.56 ms. Allocated memory is still 98.6 MB. Free memory was 72.9 MB in the beginning and 72.1 MB in the end (delta: 807.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:54:52,251 INFO L168 Benchmark]: RCFGBuilder took 275.41 ms. Allocated memory is still 98.6 MB. Free memory was 71.9 MB in the beginning and 63.2 MB in the end (delta: 8.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:54:52,252 INFO L168 Benchmark]: TraceAbstraction took 256.64 ms. Allocated memory is still 98.6 MB. Free memory was 62.8 MB in the beginning and 50.6 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 00:54:52,252 INFO L168 Benchmark]: Witness Printer took 4.16 ms. Allocated memory is still 98.6 MB. Free memory is still 50.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:54:52,256 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 98.6 MB. Free memory is still 78.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 311.11 ms. Allocated memory is still 98.6 MB. Free memory was 61.1 MB in the beginning and 74.2 MB in the end (delta: -13.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 35.87 ms. Allocated memory is still 98.6 MB. Free memory was 74.2 MB in the beginning and 72.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 27.56 ms. Allocated memory is still 98.6 MB. Free memory was 72.9 MB in the beginning and 72.1 MB in the end (delta: 807.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 275.41 ms. Allocated memory is still 98.6 MB. Free memory was 71.9 MB in the beginning and 63.2 MB in the end (delta: 8.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 256.64 ms. Allocated memory is still 98.6 MB. Free memory was 62.8 MB in the beginning and 50.6 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Witness Printer took 4.16 ms. Allocated memory is still 98.6 MB. Free memory is still 50.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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 - UnprovableResult [Line: 11]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 11, overapproximation of someUnaryDOUBLEoperation at line 8, overapproximation of someUnaryFLOAToperation at line 7. Possible FailurePath: [L7] float f = -0x1.0p-127f; [L8] double d = -0x1.0p-127; [L9] double fp = (double)f; [L11] COND TRUE !(d == fp) [L11] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 9 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 182.7ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 7.9ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 9.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=9occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 5.4ms SsaConstructionTime, 28.5ms SatisfiabilityAnalysisTime, 0.0ms InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-10-13 00:54:52,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:54:54,662 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:54:54,665 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:54:54,715 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:54:54,715 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:54:54,720 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:54:54,722 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:54:54,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:54:54,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:54:54,737 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:54:54,738 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:54:54,740 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:54:54,741 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:54:54,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:54:54,745 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:54:54,750 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:54:54,752 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:54:54,753 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:54:54,755 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:54:54,762 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:54:54,764 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:54:54,765 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:54:54,768 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:54:54,770 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:54:54,778 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:54:54,779 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:54:54,779 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:54:54,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:54:54,782 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:54:54,783 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:54:54,783 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:54:54,784 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:54:54,786 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:54:54,787 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:54:54,788 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:54:54,789 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:54:54,804 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:54:54,804 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:54:54,804 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:54:54,806 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:54:54,807 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:54:54,808 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-10-13 00:54:54,851 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:54:54,851 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:54:54,852 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:54:54,852 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:54:54,854 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:54:54,854 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:54:54,855 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:54:54,855 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:54:54,855 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:54:54,855 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:54:54,856 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:54:54,857 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:54:54,857 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:54:54,857 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:54:54,858 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 00:54:54,858 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 00:54:54,858 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:54:54,858 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:54:54,859 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:54:54,859 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:54:54,859 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:54:54,859 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:54:54,860 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:54:54,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:54:54,860 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:54:54,860 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:54:54,861 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:54:54,861 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-13 00:54:54,861 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 00:54:54,862 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:54:54,862 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:54:54,862 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 00:54:54,863 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb25cff741a4983d608d95bf512bab62b5988d3b [2021-10-13 00:54:55,253 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:54:55,275 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:54:55,278 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:54:55,279 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:54:55,279 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:54:55,280 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/floats-cbmc-regression/float-to-double2.c [2021-10-13 00:54:55,345 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/data/75f85c126/2635c2f33950497a819edb302136d4a7/FLAGce056558c [2021-10-13 00:54:55,872 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:54:55,872 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/sv-benchmarks/c/floats-cbmc-regression/float-to-double2.c [2021-10-13 00:54:55,878 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/data/75f85c126/2635c2f33950497a819edb302136d4a7/FLAGce056558c [2021-10-13 00:54:56,254 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/data/75f85c126/2635c2f33950497a819edb302136d4a7 [2021-10-13 00:54:56,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:54:56,258 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:54:56,259 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:54:56,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:54:56,271 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:54:56,272 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:54:56" (1/1) ... [2021-10-13 00:54:56,273 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@458a5eaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:56, skipping insertion in model container [2021-10-13 00:54:56,274 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:54:56" (1/1) ... [2021-10-13 00:54:56,281 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:54:56,299 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:54:56,469 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/sv-benchmarks/c/floats-cbmc-regression/float-to-double2.c[380,393] [2021-10-13 00:54:56,475 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:54:56,492 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:54:56,509 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/sv-benchmarks/c/floats-cbmc-regression/float-to-double2.c[380,393] [2021-10-13 00:54:56,509 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:54:56,523 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:54:56,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:56 WrapperNode [2021-10-13 00:54:56,524 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:54:56,525 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:54:56,525 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:54:56,525 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:54:56,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:56" (1/1) ... [2021-10-13 00:54:56,540 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:56" (1/1) ... [2021-10-13 00:54:56,556 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:54:56,557 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:54:56,557 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:54:56,557 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:54:56,565 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:56" (1/1) ... [2021-10-13 00:54:56,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:56" (1/1) ... [2021-10-13 00:54:56,568 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:56" (1/1) ... [2021-10-13 00:54:56,568 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:56" (1/1) ... [2021-10-13 00:54:56,574 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:56" (1/1) ... [2021-10-13 00:54:56,576 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:56" (1/1) ... [2021-10-13 00:54:56,577 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:56" (1/1) ... [2021-10-13 00:54:56,579 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:54:56,580 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:54:56,580 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:54:56,580 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:54:56,581 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:56" (1/1) ... [2021-10-13 00:54:56,588 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:54:56,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:54:56,612 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:54:56,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:54:56,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:54:56,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:54:56,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 00:54:56,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:54:56,897 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:54:56,898 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-13 00:54:56,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:54:56 BoogieIcfgContainer [2021-10-13 00:54:56,900 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:54:56,902 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:54:56,902 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:54:56,905 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:54:56,905 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:54:56" (1/3) ... [2021-10-13 00:54:56,906 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5557fd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:54:56, skipping insertion in model container [2021-10-13 00:54:56,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:56" (2/3) ... [2021-10-13 00:54:56,906 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5557fd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:54:56, skipping insertion in model container [2021-10-13 00:54:56,907 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:54:56" (3/3) ... [2021-10-13 00:54:56,908 INFO L111 eAbstractionObserver]: Analyzing ICFG float-to-double2.c [2021-10-13 00:54:56,914 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:54:56,914 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-13 00:54:56,961 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 00:54:56,968 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 00:54:56,968 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-13 00:54:56,981 INFO L276 IsEmpty]: Start isEmpty. Operand has 9 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:54:56,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-13 00:54:56,986 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:54:56,987 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-10-13 00:54:56,987 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:54:56,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:54:56,993 INFO L82 PathProgramCache]: Analyzing trace with hash 925604, now seen corresponding path program 1 times [2021-10-13 00:54:57,004 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-13 00:54:57,005 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1646443998] [2021-10-13 00:54:57,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:54:57,006 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 00:54:57,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/mathsat [2021-10-13 00:54:57,030 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 00:54:57,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-13 00:54:57,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:54:57,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 00:54:57,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:54:57,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:54:57,350 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 00:54:57,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:54:57,385 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-13 00:54:57,386 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1646443998] [2021-10-13 00:54:57,386 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1646443998] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 00:54:57,386 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:54:57,387 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-13 00:54:57,388 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76594857] [2021-10-13 00:54:57,393 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 00:54:57,393 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-13 00:54:57,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 00:54:57,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:54:57,409 INFO L87 Difference]: Start difference. First operand has 9 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 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) [2021-10-13 00:54:57,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:54:57,429 INFO L93 Difference]: Finished difference Result 13 states and 12 transitions. [2021-10-13 00:54:57,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:54:57,431 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 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 4 [2021-10-13 00:54:57,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:54:57,437 INFO L225 Difference]: With dead ends: 13 [2021-10-13 00:54:57,437 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 00:54:57,440 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 27.6ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:54:57,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 00:54:57,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 00:54:57,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2021-10-13 00:54:57,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 00:54:57,462 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4 [2021-10-13 00:54:57,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:54:57,463 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:54:57,463 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 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) [2021-10-13 00:54:57,468 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 00:54:57,468 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 00:54:57,471 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:54:57,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-13 00:54:57,672 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 [2021-10-13 00:54:57,674 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 00:54:57,676 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:54:57,713 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 00:54:57,713 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 00:54:57,713 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 00:54:57,714 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 00:54:57,714 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 11) no Hoare annotation was computed. [2021-10-13 00:54:57,714 INFO L853 garLoopResultBuilder]: At program point L13(lines 5 14) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (and (= ULTIMATE.start_main_~d~0 (fp.neg ((_ to_fp 11 53) currentRoundingMode (/ 1.0 170141183460469231731687303715884105728.0)))) (= ULTIMATE.start_main_~fp~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode (/ 1.0 170141183460469231731687303715884105728.0))))))) [2021-10-13 00:54:57,715 INFO L857 garLoopResultBuilder]: For program point L11(line 11) no Hoare annotation was computed. [2021-10-13 00:54:57,715 INFO L857 garLoopResultBuilder]: For program point L11-1(line 11) no Hoare annotation was computed. [2021-10-13 00:54:57,715 INFO L857 garLoopResultBuilder]: For program point L11-3(line 11) no Hoare annotation was computed. [2021-10-13 00:54:57,719 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 00:54:57,725 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:54:57,726 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:54:57,726 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:54:57,736 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:54:57,736 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:54:57,736 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:54:57,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:54:57 BoogieIcfgContainer [2021-10-13 00:54:57,740 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 00:54:57,745 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:54:57,746 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:54:57,746 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:54:57,748 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:54:56" (3/4) ... [2021-10-13 00:54:57,751 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 00:54:57,762 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-10-13 00:54:57,763 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-13 00:54:57,763 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 00:54:57,763 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:54:57,798 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists currentRoundingMode : FloatRoundingMode :: d == ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1/170141183460469231731687303715884105728)) && fp == ~to_fp~LONGDOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1/170141183460469231731687303715884105728)))) [2021-10-13 00:54:57,805 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 00:54:57,805 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:54:57,808 INFO L168 Benchmark]: Toolchain (without parser) took 1548.77 ms. Allocated memory was 54.5 MB in the beginning and 77.6 MB in the end (delta: 23.1 MB). Free memory was 31.5 MB in the beginning and 54.8 MB in the end (delta: -23.3 MB). Peak memory consumption was 1.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:54:57,808 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 54.5 MB. Free memory is still 35.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:54:57,809 INFO L168 Benchmark]: CACSL2BoogieTranslator took 264.96 ms. Allocated memory is still 54.5 MB. Free memory was 31.4 MB in the beginning and 34.3 MB in the end (delta: -2.9 MB). Peak memory consumption was 9.8 MB. Max. memory is 16.1 GB. [2021-10-13 00:54:57,810 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.50 ms. Allocated memory is still 54.5 MB. Free memory was 34.3 MB in the beginning and 33.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:54:57,810 INFO L168 Benchmark]: Boogie Preprocessor took 22.33 ms. Allocated memory is still 54.5 MB. Free memory was 32.8 MB in the beginning and 31.8 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:54:57,811 INFO L168 Benchmark]: RCFGBuilder took 319.81 ms. Allocated memory was 54.5 MB in the beginning and 77.6 MB in the end (delta: 23.1 MB). Free memory was 31.8 MB in the beginning and 59.2 MB in the end (delta: -27.5 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. [2021-10-13 00:54:57,812 INFO L168 Benchmark]: TraceAbstraction took 838.22 ms. Allocated memory is still 77.6 MB. Free memory was 58.7 MB in the beginning and 57.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 441.5 kB. Max. memory is 16.1 GB. [2021-10-13 00:54:57,813 INFO L168 Benchmark]: Witness Printer took 60.41 ms. Allocated memory is still 77.6 MB. Free memory was 57.0 MB in the beginning and 54.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:54:57,817 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 54.5 MB. Free memory is still 35.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 264.96 ms. Allocated memory is still 54.5 MB. Free memory was 31.4 MB in the beginning and 34.3 MB in the end (delta: -2.9 MB). Peak memory consumption was 9.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 31.50 ms. Allocated memory is still 54.5 MB. Free memory was 34.3 MB in the beginning and 33.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 22.33 ms. Allocated memory is still 54.5 MB. Free memory was 32.8 MB in the beginning and 31.8 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 319.81 ms. Allocated memory was 54.5 MB in the beginning and 77.6 MB in the end (delta: 23.1 MB). Free memory was 31.8 MB in the beginning and 59.2 MB in the end (delta: -27.5 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 838.22 ms. Allocated memory is still 77.6 MB. Free memory was 58.7 MB in the beginning and 57.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 441.5 kB. Max. memory is 16.1 GB. * Witness Printer took 60.41 ms. Allocated memory is still 77.6 MB. Free memory was 57.0 MB in the beginning and 54.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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 - PositiveResult [Line: 11]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 9 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 760.2ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 8.8ms, AutomataDifference: 45.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 40.3ms, InitialAbstractionConstructionTime: 8.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 5 SDtfs, 8 SDslu, 1 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 27.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=9occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 8.7ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 2 NumberOfFragments, 16 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 28.2ms HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 7.1ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 16.6ms SsaConstructionTime, 39.0ms SatisfiabilityAnalysisTime, 201.9ms InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 6 ConstructedInterpolants, 1 QuantifiedInterpolants, 23 SizeOfPredicates, 5 NumberOfNonLiveVariables, 27 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 5]: Loop Invariant [2021-10-13 00:54:57,829 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:54:57,829 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:54:57,829 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:54:57,829 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:54:57,830 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:54:57,830 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: (\exists currentRoundingMode : FloatRoundingMode :: d == ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1/170141183460469231731687303715884105728)) && fp == ~to_fp~LONGDOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1/170141183460469231731687303715884105728)))) RESULT: Ultimate proved your program to be correct! [2021-10-13 00:54:57,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c84f3e8b-c9d2-4fdf-9bb7-ed444adc8226/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...